Radiosat 1

USA

Also called: Sirius-SR 1 (CD-Radio 1)

Launch data:

Communication

Designation	26390 / 00035A
Launch date	30 Jun 2000 - 22:08:47 UT
Launch site	Baik, LC-81/24
Launch vehicle	Proton-K/DM-2M (#277)
Mission
Earth orbit on July 9, 2000 (.18):
Perigee / Apogee	24407 x 47098 km
Eccentricity	0.269
Inclination	63.33 deg
Period	1434.38 min

The orbit keeps the satellite between 60°W and 140°W with apogee over the northern hemisphere.

The satellite passed the in-orbit tests.

Spacecraft data:

Prime contractor
Operator
Platform	LS-1300
Mass at launch	3800 kg
Dry Mass	kg
Basic shape	Box / 2 panels
Dimension (m)	5.2 x 5.6
Solar array	24.8 span
Stabilization
DC power
Design lifetime	> million years

Description:

Relay music, news, entertainment directly to motorists in the USA; a fourth satellite is stored on the ground for rapid replacement, if necessary.

Satellite tracking:

Real time satellite tracking

Ref: #7, #206, #228 - update: 12.12.13