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). 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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7578 intel report (Beta)
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Identifier
Orbit
Country
FR / FGER
DE / FGERRelated business
Manufacturer
AELM/CIFAS
Mission
Spacecraft
Bus & Motor
SYMPHONIE, S400
Mass
400 kg wet, 240 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 SYMPHONIE 1
1 07578U 74101A 26075.14301450 .00000113 00000-0 00000-0 0 9993
2 07578 4.8141 278.1886 0004302 32.4313 303.0055 0.99953709116265Epoch: 2026-03-16T03:25Z
TLE epoch observation values (Epoch: 2026-03-16T03:25:56.452Z)
Latitude
-1.97896°
Longitude
28.46099°
Altitude
35,865.937 km
Speed
3.072 km/s
True Right ascension
16h 54m 44s
True Declination
-1° 58' 37"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
20:33:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,895.235 km
Perigee altitude
35,858.879 km
Semi-major axis
42,255.194 km
Eccentricity
0.00043
Inclination
4.8141°
RAAN
278.1886°
Arg. of periapsis
32.4313°
True anomaly
302.96415°
Mean anomaly
303.0055°
Eccentric anomaly
302.98482°
Mean motion
0.24988 °/min
Orbital period
1,440.72 mins
BSTAR
0
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Other satellites on launch #101 in the year 1974 (1974-12-19 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.SYMPHONIE 1 Visibility
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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. |
|---|---|---|---|---|---|---|---|
| SYMPHONIE 1 is likely not visible in the next few days. |
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7578 neighbors
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Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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