DFH-53

 2002-024A

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\imps{2.5}{images/02024A}

Launched with FY-1D on 2002 May 15. HY-1 ("Marine No. 1") is the first Chinese marine survey satellite. Developed by China Space DFH Satellite Co. for the State Bureau of Oceanography. Uses SJ-5 bus. Box + 2 panels. 360 kg. 1.2 x 1.1 x 1.0m.

Satellite was cataloged as 27433/2002-024D until May 23; then 27430/2002-024A.

HY-1 operated for about 2 years.

HY-1
Date	Time	Event	Orbit
2002 May 15	0150	Launch by CZ-4B
	0152	T+2:32? St 1 sep
	0152	St 2 burn
	0152	T+2:47? Fairing sep
	0156	T+6:48? Stage 2 MECO
	0156	T+6:49? St 2 sep
		Stage 3 burn
	0200?	Stage 3 MECO
	0202	T+12:29? FY-1D sep
	0203?	Adapter sep?
	0203	T+13:34? HY-1 sep
2002 May 15			(D) 102.14 850 x 869 x 98.81
2002 May 19			(D) 102.14 850 x 869 x 98.8
2002 May 20?		Lower orbit
2002 May 23		Redesignated as 24A
2002 May 23			101.20 807 x 823 x 98.8
2002 May 24			100.83 796 x 799 x 98.8
2002 May 28			100.72 792 x 792 x 98.81
2002 May 28		Adapter orbit:	(D) 102.18 850 x 873 x 98.8
2004?		end of ops

Payload:

• 10-band ocean color scanner

• 4-band CCD camera, 250m res.

• IR radiometer, 1 km res for H2O profile.