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SYMPHONIE 1, 7578

Orbit data source: Space-Track

SYMPHONIE 1, 7578 is an FR and DE payload satellite in GEO that was launched on Thu, 19 Dec 1974 UTC via a DELTA 2914 launch vehicle from the Air Force Eastern Test Range (AFETR). 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.

Not visible in the next 10 days

SYMPHONIE 1 details

Identifier	7578, 1974-101A
Orbit	GEO
Last TLE update	14 hours ago
Origin	DFVLR/CNES (FR / FGER) DFVLR/CNES (DE / FGER)
Manufacturer	AELM/CIFAS
Mission	Civil Communications
Bus & Motor	SYMPHONIE, S400
Mass	400 kg wet, 240 kg dry
Launch date (UTC)	1974-12-19 (50 years ago)
Launch vehicle	DELTA 2914
Launch site	Air Force Eastern Test Range (AFETR)
Object type	Payload Rocket body Debris
Shape & HBR	Hex Cyl + 3 Pan, 6.8 m
Radar Cross Section	5.619 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 14 hours ago

0 SYMPHONIE 1
1 07578U 74101A   24356.68350494  .00000039  00000-0  00000-0 0  9991
2 07578   5.9647 283.8187 0003885 340.4654 256.4278  0.99962573111778

Epoch: 2024-12-21T16:24Z

Definitive object data (Epoch: 2024-12-21T16:24:14.826Z)

Latitude	-4.99372°
Longitude	-176.27566°
Altitude	35,877.7 km
Speed	3.071 km/s
True Right ascension	10h 42m 04s
True Declination	-4° 59' 19"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	5.95632°
Longitude	32.2899°
Altitude	35,876.599 km
Speed	3.071 km/s
Apparent Right ascension	00h 10m 07s
Apparent Declination	0° 26' 07"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	05:22:44
Azimuth	262.668° W
Elevation	9.343°
Doppler factor	1

Orbital elements

Apogee altitude	35,890.968 km
Perigee altitude	35,858.138 km
Semi-major axis	42,252.69 km
Eccentricity	0.0003885
Inclination	5.9647°
RAAN	283.8187°
Arg. of periapsis	340.4654°
True anomaly	256.38453°
Mean anomaly	256.4278°
Eccentric anomaly	256.40616°
Mean motion	0.2499 °/min
BSTAR	Unknown
Orbital period	1440.59 mins