Key statistics
Satellite TDF 2 at a glance.
Uptime
12826
Days in orbit
Revolutions
≈ 1.0
Per day
Orbit
OTHER
Other
Inclination
15.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for TDF 2.
Object identification
Identified? True
Debris? False
Object name: TDF 2
International designator: 1990-063A
Object number (NORAD): 20705
Object ID (CCSDS): 20705
Country: FRANCE (FR)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 1460.317 minutes
Inclination: 15.1728 deg
SMA: 42637.484 km
Apoapsis: 36431.008 km
Periapsis: 36087.689 km
RAAN: 0.5225 deg
Eccentricy: 0.00402602
Argument of periapsis: 316.8541 deg
Mean anomaly: 46.5988 deg
Mean motion: 0.98608741 rev/day
Mean motion (dot): -0.00000084 rev/day2
B* drag term: 0.0 1/REarth
Two-line elements (TLE)
Creation date: Sept. 2, 2025, 11:42 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 2, 2025, 11:50 a.m. UTC
TLE line 0: 0 TDF 2
TLE line 1: 1 20705U 90063A 25245.49329284 -.00000084 00000-0 00000-0 0 9994
TLE line 2: 2 20705 15.1728 0.5225 0040260 316.8541 46.5988 0.98608741129739
Live tracking on map
Real-time ground track for satellite TDF 2.
In-orbit conjunctions
There are no conjunctions computed for TDF 2, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
French and German direct broadcasting satellites
TDF 2 was lifted into orbit during the mission ‘Ariane 44L | TDF 2 & DFS-Kopernikus 2’, on board a Ariane 44L space rocket.
The launch took place on July 24, 1990, 10:25 p.m. from Ariane Launch Area 2.
For more information about the launch, click the button.
Ariane 44L | TDF 2 & DFS-Kopernikus 2
Agency: N/A
Status: Launch Successful
Launch date: July 24, 1990, 10:25 p.m. UTC
Rocket: Ariane 44L
Launch pad: Ariane Launch Area 2
Location: Guiana Space Centre, French Guiana
...
Latest news about this satellite
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