Globalstar MO8

USA

Also called: Globalstar 8 & Globalstar FM8

Launch data:

Designation:	25309 / 98023D
Launch date	24 Apr 1998
Launch site	CC, LC-17A
Launch vehicle	Delta-7420-10C (#258)
Mission	Commercial: Communications
Intermediate LEO Earth orbit:
Perigee / Apogee	1403 x 1423 km
Eccentricity	1.28E-03
Inclination	52 deg
Period	114.07 min

Spacecraft data:

Prime contractor	Space Systems/Loral
Platform	LS-400
Operator	Globalstar
Mass at launch	450 kg
Dry Mass	350 kg
Basic shape	trapezoidal shape
Dimension (m)
Solar array	10.75m span (2 panels)
Stabilization	3-axis
DC power	1500 W
Design lifetime	10 yrs

Decay:

Out of service:	Sep 2011
Cause:
Descent date:
Lifetime:

Globalstar's payload

Capacity	2800 phone circuits
Voice	9600 bps
Fax	yes
Data	9600 bps
Mobile uplink	2483.5 - 2500 MHz via 91-element phased-array antenna
Mobile downlink	1610 - 1626.5 MHz via 61-element phased-array antenna
Gateway uplink	5091 - 5250 MHz
Gateway downlink	6875 - 7055 MHz

Compatible with GSM, CDMA and AMPS.
In early 2007 an SEC filing by Globalstar indicated that by 2008 essentially all of its satellite fleet could fail to support two-way communication due to degradation of the S-band because of radiation.

Ref: #15, #226 - update: 29.10.11