Inmarsat-2 F4

INMARSAT / UK

Spacecraft n°:

INMARSAT spacecraft n°: 4

Also called AOR-W

Launch data:

Designation:	21940 / 92021B
Launch date	15 Apr 1992 - 23:25:27 UT
Launch site	Ko, ELA-2
Launch vehicle	Ariane-44L (V50)
Mission:	Commercial: Communications
Geostationary orbit on:
Perigee / Apogee	35779 x35796 km
Eccentricity	2,02E-04
Inclination	4.12 deg
Period	1436.17 min

Spacecraft data:

Prime contractor	Matra Marconi Space (FR)
Platform
Operator	INMARSAT Ltd / London
Mass at launch	1382 kg
Dry Mass	690 kg
Basic shape
Dimension (m)
Solar array
Stabilization
DC power	1200 W
Design lifetime	10 yrs

Location:

Begin	End	Position
L: 15 Apr 1992	end of tests	32°W
end of tests	Jul 1997	54°W, inclined
Oct 1997	May 1999	17°W, inclined
Jul 1999		109°E, inclined
Jan 2009		108.91°E, inclined

End of live:

Out of service:	31 July 2012
Cause:

Comments:

Broadcasting, business services, mobile communications; leased trafic; spare satellite co-located with Inmarsat 3S.

Ref: #7, #226 - update: 15.10.12