Parameter-Documentation

{'id': 6, 'name': 'ionos', 'num_parameter': 1, 'size_bytes': 2}

Version 00

ERS-1 (Phase A) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase A) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase B) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase B) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase C) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase C) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase D) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase D) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase E) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase E) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase F) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase F) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase G) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-1 (Phase G) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-2 | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

ERS-2 | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_gps

Envisat | SGDR v2.1 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction RA2 ionospheric correction on ku-band Source: GDR v2.1 Original-Parameter: ra2_ion_corr_ku (Field number 43)

Envisat | SGDR v2.1 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction RA2 ionospheric correction on ku-band Source: SGDR v2.1 Original-Parameter: ra2_ion_corr_ku (Field number 43)

Jason-2 | SGDR-D | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction altimeter ionospheric correction on Ku band Source: SGDR-D Original-Parameter: iono_corr_alt_ku

Jason-2 | SGDR-D | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction altimeter ionospheric correction on Ku band Source: SGDR-D Original-Parameter: iono_corr_alt_ku

Jason-3 (Extended Mission) | SGDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Named iono_corr_alt_ku in GDR-D standard. An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt

Jason-3 (Extended Mission) | SGDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Named iono_corr_alt_ku in GDR-D standard. An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt

Jason-3 | SGDR-D | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction altimeter ionospheric correction on Ku band Source: SGDR-T Original-Parameter: iono_corr_alt_ku

Jason-3 | SGDR-D | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction altimeter ionospheric correction on Ku band Source: SGDR-T Original-Parameter: iono_corr_alt_ku

Jason-3 | SGDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt

Jason-3 | SGDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Named iono_corr_alt_ku in GDR-D standard. An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt

Sentinel-6A (HR) | NTC/F08 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt

Sentinel-6A (HR) | NTC/F08 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt

Sentinel-6A (LR) | NTC/F08 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt

Sentinel-6A (LR) | NTC/F08 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt

Topex (Extended Mission) | GDR | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction on Ku band Source: GDR-B

Topex (Extended Mission) | GDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction No available for Poseidon (alt_state_flag_oper == 2) An ionospheric correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. A calibration bias of -0.06945 m has been added to (range_ku + sea_state_bias_ku) - (range_c + sea_state_bias_c) before computing this correction. Source: GDR-F Original-Parameter: iono_cor_alt_ku

Topex (Extended Mission) | GDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction No available for Poseidon (alt_state_flag_oper == 2) An ionospheric correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. A calibration bias of -0.06945 m has been added to (range_ku + sea_state_bias_ku) - (range_c + sea_state_bias_c) before computing this correction. Source: GDR-F Original-Parameter: iono_cor_alt_ku

Topex | GDR | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction on Ku band Source: GDR-B

Topex | GDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction No available for Poseidon (alt_state_flag_oper == 2) An ionospheric correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. A calibration bias of -0.06945 m has been added to (range_ku + sea_state_bias_ku) - (range_c + sea_state_bias_c) before computing this correction. Source: GDR-F Original-Parameter: iono_cor_alt_ku

Topex | GDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction No available for Poseidon (alt_state_flag_oper == 2) An ionospheric correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. A calibration bias of -0.06945 m has been added to (range_ku + sea_state_bias_ku) - (range_c + sea_state_bias_c) before computing this correction. Source: GDR-F Original-Parameter: iono_cor_alt_ku

Version 01

ERS-1 (Phase A) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase A) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase B) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase B) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase C) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase C) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase D) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase D) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase E) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase E) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase F) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase F) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase G) | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-1 (Phase G) | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-2 | SGDR/REAPER | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

ERS-2 | SGDR/REAPER | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See REAPER User Handbook. Source: SGDR/REAPER Original-Parameter: iono_corr_model

Envisat | SGDR v2.1 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction Ionospheric correction from DORIS on ku-band Source: GDR v2.1 Original-Parameter: ion_corr_doris_ku (Field number 45)

Envisat | SGDR v2.1 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction from DORIS on ku-band Source: SGDR v2.1 Original-Parameter: ion_corr_doris_ku (Field number 45)

Jason-1 | SGDR-E | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	None

Jason-2 | SGDR-D | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction on Ku band Source: SGDR-D Original-Parameter: iono_corr_gim_ku

Jason-2 | SGDR-D | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction on Ku band Source: SGDR-D Original-Parameter: iono_corr_gim_ku

Jason-3 (Extended Mission) | SGDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Named iono_corr_gim_ku in GDR-D standard. An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_gim

Jason-3 (Extended Mission) | SGDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Named iono_corr_gim_ku in GDR-D standard. An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_gim

Jason-3 | SGDR-D | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction on Ku band Source: SGDR-D Original-Parameter: iono_corr_gim_ku

Jason-3 | SGDR-D | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction on Ku band Source: SGDR-D Original-Parameter: iono_corr_gim_ku

Jason-3 | SGDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Source: SGDR_F Original-Parameter: data_01/ku/iono_cor_gim

Jason-3 | SGDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Named iono_corr_gim_ku in GDR-D standard. An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_gim

Sentinel-6A (HR) | NTC/F08 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction, computed from GPS ionospheric data. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/ku/iono_cor_gim

Sentinel-6A (HR) | NTC/F08 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction, computed from GPS ionospheric data. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/ku/iono_cor_gim

Sentinel-6A (LR) | NTC/F08 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction, computed from GPS ionospheric data. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/ku/iono_cor_gim

Sentinel-6A (LR) | NTC/F08 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction GIM ionospheric correction, computed from GPS ionospheric data. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/ku/iono_cor_gim

Topex (Extended Mission) | GDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionosphere correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. This value is generated from Global Ionosphere Maps (GIM) and are only available from repeat cycle 48. Source: GDR-F Original-Parameter: iono_cor_gim_ku

Topex (Extended Mission) | GDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionosphere correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. This value is generated from Global Ionosphere Maps (GIM) and are only available from repeat cycle 48. Source: GDR-F Original-Parameter: iono_cor_gim_ku

Topex | GDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionosphere correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. This value is generated from Global Ionosphere Maps (GIM) and are only available from repeat cycle 48. Source: GDR-F Original-Parameter: iono_cor_gim_ku

Topex | GDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionosphere correction must be added (negative value) to the instrument range to correct for ionospheric delays of the radar pulse. This value is generated from Global Ionosphere Maps (GIM) and are only available from repeat cycle 48. Source: GDR-F Original-Parameter: iono_cor_gim_ku

Version 02

CryoSat-2 | GOP | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction

Envisat | SGDR v2.1 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction Ionospheric correction from model on ku-band Source: GDR v2.1 Original-Parameter: ion_corr_mod_ku (Field number 47)

Envisat | SGDR v2.1 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Ionospheric correction from model on ku-band Source: SGDR v2.1 Original-Parameter: ion_corr_mod_ku (Field number 47)

Jason-3 (Extended Mission) | SGDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt_filtered

Jason-3 (Extended Mission) | SGDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt_filtered

Jason-3 | SGDR-F | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Filtered altimeter ionospheric correction on Ku band An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt_filtered

Jason-3 | SGDR-F | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction An ionospheric correction must be added (negative value) to the instrument range to correct this range measurement for ionospheric range delays of the radar pulse. See Jason-3 User Handbook Source: SGDR-F Original-Parameter: data_01/ku/iono_cor_alt_filtered

Sentinel-6A (HR) | NTC/F02 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Altimeter smoothed ionospheric correction Smoothed ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only, using an iterative process based on median and Lanczos filtering. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F/V2 Original-Parameter: iono_cor_alt_filtered

Sentinel-6A (HR) | NTC/F08 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Smoothed ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only, using an iterative process based on median and Lanczos filtering. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt_filtered

Sentinel-6A (HR) | NTC/F08 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Smoothed ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only, using an iterative process based on median and Lanczos filtering. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt_filtered

Sentinel-6A (LR) | NTC/F02 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Altimeter smoothed ionospheric correction Smoothed ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only, using an iterative process based on median and Lanczos filtering. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F/V2 Original-Parameter: iono_cor_alt_filtered

Sentinel-6A (LR) | NTC/F08 | 1Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Smoothed ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only, using an iterative process based on median and Lanczos filtering. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt_filtered

Sentinel-6A (LR) | NTC/F08 | 20Hz

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric correction Smoothed ionospheric correction derived from the LR altimeter measurements and valid over ocean and lake surfaces only, using an iterative process based on median and Lanczos filtering. A ionospheric correction must be added (negative value) to the instrument range measurement to correct it for the ionospheric delays of the radar pulse Source: NTC/F08 Original-Parameter: data_01/iono_cor_alt_filtered

Version 04

All Missions

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction derived from JPL-GIM, IRI scaled

Version 06

All Missions

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction Smoothed ionospheric correction based on ionos.00

Version 07

All Missions

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction NOAA Ionosphere Climatology 2009 (NIC09)

Version 08

All Missions

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction NOAA Ionosphere Climatology 2009 (NIC09)

Version 09

All Missions

Pos	Size	Scaling	Unit	Parameter	Description
1	2	-3	m	ionos	Ionospheric Correction NOAA Ionosphere Climatology 2009 (NIC09) (Outlier Corrected)