Infrared and Laser Engineering, Volume. 52, Issue 4, 20220759(2023)
On-orbit application research and imaging simulation analysis of GSSAP satellite
Figures & Tables(15)
Fig. 1. （a） Diagram of GSSAP satellite carrier layout; （b） GSSAP satellite in orbit
Fig. 2. （a） GSSAP-1 altitude and longitude；（b） GSSAP-2 altitude and longitude
Fig. 3. （a） GSSAP-3 altitude and longitude；（b） GSSAP-4 altitude and longitude
Fig. 4. （a） GSSAP-5 altitude and longitude；（b） GSSAP-6 altitude and longitude
Fig. 5. （a） GSSAP fly-around approaching orbit 3D visualization；（b） GSSAP fly-around approaching orbit 2D visualization
Fig. 6. （a） GSSAP fly-by approaching orbit 3D visualization;（b） GSSAP fly-by approaching orbit 2D visualization
Table 1. GSSAP satellites basic information
View tableView in ArticleTable 1. GSSAP satellites basic information
Satellite COSPAR ID Name Launch date Platform Carrier rocket Current orbit parameters GSSAP-1 2014-043 A USA 253 2014.07.28 GEOStar-1 Delta-4 M+(4,2) 36826 km×36775 km, 2.026° GSSAP-2 2014-043 B USA 254 2014.07.28 GEOStar-1 Delta-4 M+(4,2) 36116 km×36107 km, 1.322° GSSAP-3 2016-052 A USA 270 2016.08.19 GEOStar-1 Delta-4 M+(4,2)(upg.) 35768 km×35762 km, 0.848° GSSAP-4 2016-052 B USA 271 2016.08.19 GEOStar-1 Delta-4 M+(4,2)(upg.) 35748 km×35742 km, 0.817° GSSAP-5 2022-006 A USA 324 2022.01.21 - Atlas-5 35703 km×35697 km, 0.167° GSSAP-6 2022-006 B USA 325 2022.01.21 - Atlas-5 35704 km×35698 km, 0.343°
Table 2. Satellites being closely scouted by GSSAP
View tableView in ArticleTable 2. Satellites being closely scouted by GSSAP
Date Satellite approached Country Range/km 2016-09-13 TJS-1 China 15 2017-07-13 Express AM-8 Russia 10 2017-09-14 Luch Russia 10 2017-09-21 Paksat 1 R Pakistan 12 2017-09-29 Nigcomsat 1 R Nigeria 11 2017-10-05 Blagovest Russia 14 2017-11-17 Raduga-1 M 3 Russia 12 2018-05-14 Raduga-1 M 2 Russia 13 2020-08-23 SJ-20/Chinasat 6 A China 24 2022-01 SJ-12 01，SJ-12 02 China 73
Table 3. China GEO satellites being approached by GSSAP
View tableView in ArticleTable 3. China GEO satellites being approached by GSSAP
Date GSSAP Satellite approached COSPAR ID Range/km Longitude Mode 2020-02-26 GSSAP-1 TIANLIAN_2-01 2019-017 A 88.40 79.786°E Fly-around 2020-02-28 GSSAP-1 BD-2_G8 2019-027 A 109.97 79.786°W Fly-around 2020-04-8 GSSAP-4 SJ-13 2017-018 A 360.13 110.846°E Fly-around 2020-11-01 GSSAP-4 SJ-20 2019-097 A 11.60 124.940°E Fly-around 2020-11-23 GSSAP-4 SJ-13 2017-018 A 101.94 110.605°E Fly-by 2020-11-30 GSSAP-4 TJS-2 2017-001 A 53.38 107.448°E Fly-by 2021-01-01 GSSAP-3 TJS-3 AKM 2018-110 C 469.62 59.621°E Fly-around 2021-03-19 GSSAP-4 TJS-2 2017-001 A 28.37 107.435°E Fly-by 2021-04-16 GSSAP-3 TJS-3 2018-110 A 1141.25 86.098°E Fly-around 2021-05-03 GSSAP-3 SJ-20 2019-097 A 1032.06 86.090°E Fly-around 2021-05-04 GSSAP-4 SJ-20 2019-097 A 9.54 87.421°E Fly-around 2021-05-06 GSSAP-4 TJS-3 2018-110 A 104.29 87.641°E Fly-around 2021-09-30 GSSAP-4 SJ-20 2019-097 A 54.71 87.576°E Fly-by 2021-12-02 GSSAP-4 TJS-5 2020-002 A 56.70 107.546°E Fly-by
Table 4. GSSAP payload parameters
View tableView in ArticleTable 4. GSSAP payload parameters
Parameters Values Effective aperture/mm 500 F# 10 Field of view/(°) 0.076×0.076 Pixel pitch/μm 6.5 Integration time/ms 20 Spectral wavelength/nm 450-680 Number of pixels/pixel 1024×1024 Instantaneous field of view/(″) 0.268 Dynamic range 3000 Reference noise equivalent iradiance/W·cm−2·sr−1 1.0×e-15 Reference saturation equivalent iradiance/W·cm−2·sr−1 3.0×e-12
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Jiulong Wang, Rui Wang, Luwei Zhang, Xinlong Chen, Weichun Chen, Jitang Guo, Sheng Cai. On-orbit application research and imaging simulation analysis of GSSAP satellite[J]. Infrared and Laser Engineering, 2023, 52(4): 20220759
Paper Information
Category: Optical imaging
Received: Feb. 15, 2023
Accepted: --
Published Online: Jul. 4, 2023
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