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Acta Optica Sinica, Volume. 38, Issue 3, 312003(2018)

Research on Orbit Prediction for Proper Satellite Radiometric Calibration

Chen Xuan^*, Qi Wenwen, and Xu Peng

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[in Chinese]

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Figures&Tables (9)

References (13)

Paper Information

Figures & Tables(9)

Fig. 1. Flow chart of the PS calibration orbit prediction

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Fig. 2. Schematic of the PS calibration radiation transfer

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Fig. 3. Orbit schematic of the PSRCS

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Fig. 4. Visible time from the satellites with different orbit inclinations to PS while the orbit radius of the satellites is 7020 km

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Fig. 5. Visible time from the satellites with different orbit radii to PS while the orbit inclination of the satellites is 98°

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Table 1. Parameters of orbit and remote sensor of GF-1 satellite

Table 1. Parameters of orbit and remote sensor of GF-1 satellite

Item	Parameter	Value
Orbit	Orbit radius /km	7018
	Eccentricity	0
	Inclination /(°)	97.95
	RAAN /(°)	316.63
	Argument of perigee /(°)	200.303
	Mean anomaly /(°)	159.74
Remote sensor	Dynamic range of the radiation response /(W·m^-2·sr^-1)	L_max: 228.7, L_min: 12.2
	Focal length /m	3.3
	Pixel size /mm	10

Table 2. Visible time from the PS with a 2 m diffuser to the satellites on different orbits

Table 2. Visible time from the PS with a 2 m diffuser to the satellites on different orbits

Inclination angle	Time /s	Orbit radius /km
Inclination angle	Time /s	7000	7010	7015	7020	7025	7030	7035	7050
97°	Total	0	0	0	0	0	0	0	0
97°	Average	0	0	0	0	0	0	0	0
97.5°	Total	0	369	712	1146	4559	1100	696	0
97.5°	Average	0	369	356	573	455	550	696	0
98°	Total	411	675	1140	1824	7367	1156	689	130
98°	Average	411	675	570	608	566	578	689	130
98.5°	Total	0	0	44	450	1075	150	0	0
98.5°	Average	0	0	44	225	215	75	0	0
99°	Total	0	0	0	0	0	0	0	0
99°	Average	0	0	0	0	0	0	0	0

Table 3. Visible time from the PS with a 4 m diffuser to the satellites on different orbits

Table 3. Visible time from the PS with a 4 m diffuser to the satellites on different orbits

Inclination angle	Time /s	Orbit radius /km
Inclination angle	Time /s	7000	7010	7020	7030	7040	7050	7070	7090	7110
97°	Total	654	888	2474	1325	746	91	0	0	165
97°	Average	327	444	494	435	706	91	0	0	165
97.5°	Total	676	1136	3677	2316	1170	705	216	0	290
97.5°	Average	676	568	574	579	585	705	216	0	290
98°	Total	670	1134	4117	2799	1166	699	396	0	377
98°	Average	670	567	588	559	583	699	396	0	377
98.5°	Total	663	1133	3433	2310	1166	692	133	0	359
98.5°	Average	663	566	572	577	583	692	133	0	359
99°	Total	0	433	1566	1120	24	0	0	0	326
99°	Average	0	216	391	560	24	0	0	0	326

Table 4. Orbit prediction period of the satellite to be calibrated

Table 4. Orbit prediction period of the satellite to be calibrated

Size of the diffuser /m	Total time /s	Orbit prediction period
2	1824	1. 22:22:21-22:25:56, Aug. 21^st2. 23:03:23-23:11:07, Aug. 21^st3. 23:59:55-00:11:16, Aug. 21^st4. 00:40:57-00:48:41, Aug. 22^nd
4	4117	1. 22:22:19-22:33:34, Aug. 21^st2. 23:03:16-23:11:05, Aug. 21^st3. 23:59:52-00:11:07, Aug. 21^st4. 00:40:56-00:48:41, Aug. 22^nd5. 01:37:28-01:48:49, Aug. 22^nd6. 02:18:30-02:26:14, Aug. 22^nd7. 03:15:01-03:26:22, Aug. 22^nd

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Chen Xuan, Qi Wenwen, Xu Peng. Research on Orbit Prediction for Proper Satellite Radiometric Calibration[J]. Acta Optica Sinica, 2018, 38(3): 312003

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Paper Information

Category: Instrumentation, Measurement and Metrology

Received: Sep. 19, 2017

Accepted: --

Published Online: Mar. 20, 2018

The Author Email: Xuan Chen (cx1122pp@163.com)

DOI:10.3788/AOS201838.0312003

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology