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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). Payloads include a variety of satellites, spacecraft, and rockets 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	1 day ago
Origin	SES (LU / SES)
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 1 day ago

0 ASTRA 1A
1 19688U 88109B   25070.35044718 -.00000093  00000-0  00000-0 0  9997
2 19688  14.5631   9.3306 0013165 110.1497 102.6141  0.98338362111532

Epoch: 2025-03-11T08:24Z

Definitive object data (Epoch: 2025-03-11T08:24:38.636Z)

Latitude	-7.8565°
Longitude	-73.99223°
Altitude	36,350.518 km
Speed	3.054 km/s
True Right ascension	14h 45m 41s
True Declination	-7° 50' 55"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	-13.1015°
Longitude	-42.4861°
Altitude	36,378.768 km
Speed	3.052 km/s
Apparent Right ascension	17h 03m 45s
Apparent Declination	-20° 17' 18"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	15:17:44
Azimuth	152.516° SSE
Elevation	24.918°
Doppler factor	1

Orbital elements

Apogee altitude	36,394.66 km
Perigee altitude	36,282.188 km
Semi-major axis	42,716.561 km
Eccentricity	0.0013165
Inclination	14.5631°
RAAN	9.3306°
Arg. of periapsis	110.1497°
True anomaly	102.76127°
Mean anomaly	102.6141°
Eccentric anomaly	102.68769°
Mean motion	0.24584 °/min
BSTAR	Unknown
Orbital period	1464.38 mins