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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). 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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https://www.satcat.com/sats-embedded/7578?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

7578, 1974-101A

Orbit

GEO

Last TLE update

1 day ago

Origin

German Aerospace Center (Unknown / FGER)

Manufacturer

AELM/CIFAS

Mission

Civil Communications

Bus & Motor

SYMPHONIE, S400

Mass

400 kg wet, 240 kg dry

Launch date (UTC)

1974-12-19 (51 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 1 day ago

0 SYMPHONIE 1
1 07578U 74101A   25181.29699179 -.00000256  00000-0  00000-0 0  9993
2 07578   5.4763 281.4190 0000434 209.6255 221.1461  0.99960655113684

Epoch: 2025-06-30T07:07Z

TLE epoch observation values (Epoch: 2025-06-30T07:07:40.09Z)

Latitude

5.16962°

Longitude

-33.41367°

Altitude

35,874.418 km

Speed

3.071 km/s

True Right ascension

23h 28m 26s

True Declination

5° 09' 52"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

4.83263°

Longitude

14.293°

Altitude

35,873.189 km

Speed

3.072 km/s

Apparent Right ascension

03h 05m 19s

Apparent Declination

0° 43' 27"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

21:56:46

Azimuth

98.893° ESE

Elevation

9.359°

Doppler factor

Orbital elements

Apogee altitude

35,876.93 km

Perigee altitude

35,873.262 km

Semi-major axis

42,253.233 km

Eccentricity

0.00004

Inclination

5.4763°

RAAN

281.419°

Arg. of periapsis

209.6255°

True anomaly

Unknown

Mean anomaly

221.1461°

Eccentric anomaly

Unknown

Mean motion

0.24989 °/min

Orbital period

1,440.62 mins

BSTAR

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7578 neighbors

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Other satellites on launch #101 in the year 1974 (1974-12-19 UTC)

THORAD DELTA 1 R/B(1), 7579 (Decayed)

THORAD DELTA 1 DEB, 7580 (Decayed)

THORAD DELTA 1 DEB, 7581 (Decayed)

THORAD DELTA 1 DEB, 8739 (Decayed)

THORAD DELTA 1 DEB, 8740 (Decayed)

THORAD DELTA 1 R/B(2), 9330

SYMPHONIE 1 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.
237 mins	2025-07-02 06:21:21.088Z	99.822° ESE	2025-07-02 08:27:21.088Z	99.171° ESE	10.495°	2025-07-02 10:18:21.088Z	99.672° ESE

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Check out SYMPHONIE 1, 7578 on other resources

View SYMPHONIE 1, 7578 on NASA - NSSDCA Website

View SYMPHONIE 1, 7578 on Heavens-Above

View SYMPHONIE 1, 7578 on Keep Track

View SYMPHONIE 1, 7578 on Celestrak

View SYMPHONIE 1, 7578 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.