Altimeters

File name		Altimeters.xml
#	Date	Notes
29	13/09/2024	Modified ICESat-2 orbit to a Repeat Cycle of 339 days / 5167 orbits Modified Cryosat-2 orbit to a Repeat Cycle of 394 days / 5705 orbits. HAIYANG-2A orbit has been updated as it is not any more in SSO
28	14/11/2023	Modified ICESat-2 orbit to a Repeat Cycle of 62 days / 945 orbits
27	17/07/2023	Modified SWOT orbit to remove the one-day repeat cycle
26	30/05/2023	Added CRISTAL 3D Model
25	26/04/2023	Added CRISTAL mission
24	17/12/2022	Added SWOT after its recent launch 2022-173
23	29/10/2021	Modified attitude settings to ensure all altimeter satellites are configured with ZPointing = LOCAL NORMAL
22	29/06/2021	HAIYANG-2C and 2D orbits have been updated to have 10-day Exact Repeat
21	07/06/2021	Removed OSTM/Jason-2 due to end of mission in 2019
20	21-05-2021	Added HAIYANG-2D after its recent launch
19	21/11/2020	Added Sentinel-6 Michael Freilich after its recent launch
18	22/09/2020	Added Haiyang-2C after its recent launch
17	12/05/2020	ICESat-2 sensor has been updated with three simultaneous 90-m wide beams Added 3D Model of ICESat-2
16	02/04/2020	Added ICESat-2
15	17/12/2019	Updated Sentinel-3 OLCI configuration with Sun Zenith Angle constraints
14	22/10/2019	Added 3D model of HAIYANG-2
13	30/11/2018	Modified Sentinel-3B to account for new sun synchronous orbit
12	08/11/2018	Modified Haiyang-2B orbit to make it sun synchronous
11	29/10/2018	Added Haiyang-2B after its recent launch
10	21/10/2018	Added Haiyang-2A
9	17/10/2018	Sentinel-3B orbit has been updated to remove Sun Synchronous parameters, due to transfer orbit on going
8	13/08/2018	Sentinel-3B orbit has been updated to implement the 27 day cycle Sun Synchronous orbit
7	27/04/2018	Added Sentinel-3B in orbit after its recent launch
6	07/09/2017	SARAL orbit has been modified to account for lack of SSO maintenance
5	21/04/2016	Added 3D Models of JASON and SARAL
4	08/03/2016	Added Sentinel-3A and Sentinel-3B as they contain a Radar Altimeter instrument
3	15/02/2016	JASON-3 orbit has been updated with an Exact Repeat definition similar to Jason-2, Repeat Cycle = 10 days and Cycle Length = 127 orbits
2	27/01/2016	JASON-3 orbit has been updated with TLEs following its recent launch
1	24/12/2015	New altimeters scenario with satellites embarking radar altimeters