LowEarth

OPTUS C1

NORAD 27831· COSPAR 2003-028B· Active satellite· Communications· GEO
Launch
Launched on Jun 11, 2003 from Ariane Launch Area 3, French Guiana aboard a Ariane 5 G.
Ariane 5 G | Optus and Defence C1 & BSAT-2c
Live · TLE epoch 2026-09-08 09:29 UTC
Orbit class
GEO — Geostationary (~35,786 km, equatorial)
Operator
Australian Space Agency
Country
Australia
Manufacturer
Launched
Jun 11, 2003
Mass
Apogee
35,818 km
Perigee
35,771 km
Inclination
7.09°
Period
23.94 h

Altitude history

Apogee and perigee for OPTUS C1 across 103 days of archived orbital elements (105 element sets, one per day).

Trend
Stable
Change
-0.3 km
Rate
-0.00 km/day
Now
35771 × 35818 km
357953582035769May 28Sep 9
Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

Related satellites

Sources & further reading

Embed this satellite on your site

Free for editorial use. Attribution back to LowEarth is required.

<iframe src="https://lowearth.app/embed/27831" width="640" height="400" frameborder="0" allow="fullscreen"></iframe>