AEHF-2

 2012-019A

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LM A2100M. Hughes will do payload integration and TRW makes the digital processing subsystem. The spacecraft has two small deployable payload wings, a little like small versions of the Milstar, on which antennas are mounted.

Prime contractor is LMSS/Sunnyvale; propulsion module from LM-MSSC at Stennis. AEHF is operated by AFSPC and acquired by the USAF Milsatcom JPO.

AEHF 2 launched by Atlas V AV-031

Launch mass 6200 kg, BOL mass 4080 kg. Size 23.1m span, 9.8m high deployed.

AEHF
Date	Time	Event	Orbit
2012 May 4	1842:00	Launch by Atlas V 531	CC SLC41
		T+1:56 SRB 1-2 sep
		T+1:57 SRB 3 sep
		T+3:34 PLF sep
		T+3:39 CFLR sep
		T+4:18 BECO
		T+4:24 Atlas sep
		T+4:34 MES-1
	1855:57	T+13:57 MECO-1	185 x 901 x 27.49
	1904:05	T+22:05 MES-2
	1909:48	T+27:48 MECO-2
	1933:11	T+51:11 Centaur sep	927.57 225 x 50031 x 20.62
		Centaur blowdown	-311 x 45223 km x 20.2 deg
2012 May 5	0432	Centaur entry over Phillipines
2012 May 8		LAM-1
2012 May 11		LAM-2
2012 May 15?		Solar arrays deployed
2012 May 16		LAM-3	16331 x 50200? x 6.9
2012 May 17?		Begin EP phase
2012 Oct		On orbit tests complete
2012 Nov 7		Operational