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ASTRA 1A, 19688

Orbit data source: Space-Track

ASTRA 1A, 19688 is a payload satellite owned by SES (LU) in GEO that was launched on Sun, 11 Dec 1988 UTC via an ARIANE 44LP launch vehicle from the French Guiana (FRGUI). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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Identifier
19688, 1988-109B
Orbit
GEO
Last TLE update
3 days ago
Origin
Manufacturer
GE/East Windsor
Mission
Non-operational Commercial Communications
Bus & Motor
AS4000, STAR 37XFP
Mass
1,780 kg wet, ~850 kg dry
Launch date (UTC)
1988-12-11 (36 years ago)
Launch vehicle
ARIANE 44LP
Launch site
French Guiana (FRGUI)
Object type
Payload
Rocket body
Debris
Shape & HBR
Hex Poly + 2 Pan, 19.28 m
Radar Cross Section
11.738 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 3 days ago
0 ASTRA 1A
1 19688U 88109B   25118.53169916 -.00000168  00000-0  00000-0 0  9991
2 19688  14.5871   8.9947 0015403 108.6906 241.7429  0.98339667112004
Epoch: 2025-04-28T12:45Z
Definitive object data (Epoch: 2025-04-28T12:45:38.807Z)
Latitude
-2.42643°
Longitude
-48.57048°
Altitude
36,367.911 km
Speed
3.053 km/s
True Right ascension
23h 58m 20s
True Declination
-2° 25' 26"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
-9.51605°
Longitude
-179.17445°
Altitude
36,363.549 km
Speed
3.053 km/s
Apparent Right ascension
15h 33m 32s
Apparent Declination
-16° 10' 58"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
12:48:05
Azimuth
136.817° SSE
Elevation
21.962°
Doppler factor
1
Orbital elements
Apogee altitude
36,403.842 km
Perigee altitude
36,272.25 km
Semi-major axis
42,716.183 km
Eccentricity
0.0015403
Inclination
14.5871°
RAAN
8.9947°
Arg. of periapsis
108.6906°
True anomaly
241.58757°
Mean anomaly
241.7429°
Eccentric anomaly
241.66522°
Mean motion
0.24584 °/min
BSTAR
Unknown
Orbital period
1464.36 mins
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19688 neighbors
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ASTRA 1A Visibility forecast

Observer location: undefined°, undefined°

Span
Click to sort rows by Start time (UTC) header in descending order
Start Az.
Max El. time (UTC)
Max El. Az.
Max El.
End time (UTC)
End Az.
1440 mins2025-05-01 05:10:59.731Z136.828° SSE2025-05-01 20:32:59.731Z121.727° SE35.524°2025-05-02 05:10:59.731Z143.104° SSE
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