Showing default

APPLE, 12545

Orbit data source: Space-Track

APPLE, 12545 is a payload satellite owned by ISRO (IN) in GEO that was launched on Fri, 19 Jun 1981 UTC via an ARIANE 1 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/12545?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/12545?theme=dark&initialShowStats=false

Initial load time (optional)

TLE date request (optional)

Identifier	12545, 1981-057B
Orbit	GEO
Last TLE update	15 hours ago
Origin	ISRO (IN / IND)
Manufacturer	ISRO SAC/Banga
Mission	Non-operational Civil Communications
Bus & Motor	APPLE, SLV-3-4
Mass	670 kg wet, 313 kg dry
Launch date (UTC)	1981-06-19 (44 years ago)
Launch vehicle	ARIANE 1
Launch site	French Guiana (FRGUI)
Object type	Payload Rocket body Debris
Shape & HBR	Cyl + 2 Pan, 2 m
Radar Cross Section	2.339 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago

0 APPLE
1 12545U 81057B   25089.72625994  .00000095  00000-0  00000-0 0  9990
2 12545   8.0523 300.4929 0023864 214.1705 157.0432  1.00033604117959

Epoch: 2025-03-30T17:25Z

Definitive object data (Epoch: 2025-03-30T17:25:48.858Z)

Latitude	1.59883°
Longitude	-138.07792°
Altitude	35,945.658 km
Speed	3.066 km/s
True Right ascension	20h 46m 54s
True Declination	1° 35' 50"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	-6.97305°
Longitude	90.40335°
Altitude	35,763.003 km
Speed	3.079 km/s
Apparent Right ascension	11h 44m 23s
Apparent Declination	-13° 38' 10"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	14:15:20
Azimuth	221.428° SW
Elevation	25.988°
Doppler factor	1

Orbital elements

Apogee altitude	35,955.32 km
Perigee altitude	35,753.752 km
Semi-major axis	42,232.673 km
Eccentricity	0.0023864
Inclination	8.0523°
RAAN	300.4929°
Arg. of periapsis	214.1705°
True anomaly	157.14957°
Mean anomaly	157.0432°
Eccentric anomaly	157.09641°
Mean motion	0.25008 °/min
BSTAR	Unknown
Orbital period	1439.57 mins