Faisat 2V

USA

Spacecraft n°:

US spacecraft n°:

Also called Vitasat 1R

Launch data:

Designation:	24954 / 97052B
Launch date	23 Sep 1997
Launch site	Plesetsk, LC-132
Launch vehicle	Cosmos-3M
Mission	Communications
Perigee/Apogee	1000 km
Inclination	83°
Period	105 min

Should have been launched in April 1997 with Cosmos 2341. Power problems have been reported when operating in eclipse.

Equipped with a VHF/UHF scanner to map the use of frequencies below 1 GHz.

It carries the VITA secondary payload. It enables the delivery back and forth of email through gateways around the world. The payload is based on a Loral RS 6000 Command ad Data Handling processor with 16 MB of storage. Uplink in the 148-149.9 MHz band, Downlink tunable in the 400-401 MHz band, nominal downlink: 400.55 MHz RHCP 1 active transponder (+ 1 spare) of 15 W

Specifications

Prime contractor	PM Polyot
Platform	21KF2 piggyback bus (100 kg)
Operator	Final Analysis Inc.
Mass at launch	114.5 kg
Mass in orbit
Dimension deployed	1.8 m diameter x 6.8 m length
Stabilization	gradient stabilized
DC power	75 W
Design lifetime	5 years

From earth mobile equipment: Uplink: 455-456 and 459-460 MHz, Downlink: 400.62 MHz and 400.55 MHz, GMSK modulation, with Forward Error Correction, 4800 and 9600 bps

Command: 148.7 MHz ?

Uplink to satellite: up to 19.2 kbps, Downlink from satellite: up to 128 kbps (256 kbps in the dedicated bus version). The satellite carries a frequency scanner to dynamically select free spectrum (1 MHz scan in 300 Hz segments every second)

Has an on-board GPS receiver. Data is handled by a RISC 6000 processor, 160 MB RAM

Ref: #15 - update: 27.11.10