Shizuku

 2012-025A

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'Shizuku' (dewdrop)

JAXA Global Change Observation Mission - Water.

Will observe precipitation, vapor amounts, wind velocity above the ocean, sea water temperatures, water levels on land areas and snow depths.

NEC Toshiba Space? (NECTF??) Mass 1900 kg. Box + 2 panels + dish. 2m box, 2m atetnna, 5m high? 20m? span. Size 5.1 x 17.5 x 3.4m, 1991 kg launch, with 151 kg prop.

H-2A F21 carries a 4/4D-LC fairing with the Arirang 3 satellite in the upper position and GCOM in the lower position. SDS-4 and Horyu 2 are mounted on the lower adapter.

GCOM-1 was at Tsukuba during the earthquake but was not damaged. 700 km SSO

Followon is GCOM-C (Climate)

Launch with Arirang-3, SDS-4 and Houryu-2. The Stage 2 performs post-separation engineering experiments to study upgrades for the propellant system.

GCOM-W1
Date	Time	Event	Orbit
2012 May 17	1639	Launch by H-2A 202	TNSC Y LP1
		T+2:05 SRB-A sep 59 km
		T+4:16 Upper fairing sep (2 halves) 148 km
		T+6:36 MECO 301 km
		T+6:44 St 1 sep 313 km
	1645	T+6:50 SEIG
	1654	T+15:26 SECO-1 676 km
	1655	T+16:16 Kompsat-3 sep
	1658	T+19:21 Adapter sep
	1658	T+19:26 Lower fairing 2 side panels sep.
	1702	T+23:11 GCOM-W1 sep
	1712	T+33:20 SDS-4 sep
	1729	T+50:00 Horyu-2 sep over S Atlantic, 692 km
		Stage 2 thermal experiments

Payload:

• AMSR-2 Advanced Microwave Scanning Radiometer 2 7-89 GHz, 2.7m dia

• Microwave scatterometer