Tmsat

Thailand

Spacecraft n°:

Thailand spacecraft n°: 4

Thai micro satellite, also called TO-31 or Oscar 31

Launch data:

Designation	25396 / 98043C
Launch date	10 Jul 1998
Launch site	Baikonur, LC-45L
Launch vehicle	Zenit-2 (#29)
Mission	Remote sensing
Sun-synchronous Earth orbit:
Perigee/Apogee	821 km sun-synchronous orbit
Inclination	110°
Period	90 minutes

Was built by Thai engineers at the University of Surrey in Britain and it will operate in a low-earth orbit to monitor forest fires and water pollution and forecast weather.

TMSAT is under funding by The Thai Micro Satellite Company Co.,Ltd.(TMSC), that is a new joint venture between Mahanakorn University of Technology (MUT) and Thai Satellite Telecommunication (TSC) of Bangkok, Thailand.

Specifications

Prime contractor	SSTL
Platform
Mass at launch	150 kg
Mass in orbit
Dimension
Solar array
Stabilization
DC power
Design lifetime

TMSAT has a downlink on 436.925 MHz, uplink on 145.925 MHz, both at 9600 bps FSK

Ref: #15 - update: 27.10.04