TELSTAR 2 (A-41), 573
Orbit data source: Space-Track
TELSTAR 2 (A-41), 573 is a payload satellite owned by AT&T (US) in HEO that was launched on Tue, 07 May 1963 UTC via a THOR DELTA B 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.
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573 intel report (Beta)
TELSTAR 2 (A-41) details
| Identifier | |
| Orbit | HEO |
| Last TLE update | 7 hours ago |
| Origin | |
| Manufacturer | AT&T/BTL |
| Mission | Commercial Communications |
| Bus & Motor | TSX, Unknown motor |
| Mass | 79 kg wet, 79 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Sphere + 1 Ant, 1.5 m |
| Radar Cross Section | 0.677 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 7 hours ago
0 TELSTAR 2 (A-41)
1 00573U 63013A 25036.49074644 .00000075 00000-0 97187-3 0 9999
2 00573 42.7506 148.8687 4017498 266.1861 98.6238 6.39265745554384Epoch: 2025-02-05T11:46Z
Definitive object data (Epoch: 2025-02-05T11:46:40.492Z)
| Latitude | 28.14238° |
| Longitude | -128.44107° |
| Altitude | 8,257.824 km |
| Speed | 4.689 km/s |
| True Right ascension | 12h 16m 26s |
| True Declination | 28° 04' 22" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 24.40658° |
| Longitude | -134.70631° |
| Altitude | 7,573.179 km |
| Speed | 4.965 km/s |
| Apparent Right ascension | 11h 09m 00s |
| Apparent Declination | 5° 42' 15" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 21:15:04 |
| Azimuth | 323.336° NNW |
| Elevation | -37.376° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 10,814.248 km |
| Perigee altitude | 959.369 km |
| Semi-major axis | 12,264.946 km |
| Eccentricity | 0.4017498 |
| Inclination | 42.7506° |
| RAAN | 148.8687° |
| Arg. of periapsis | 266.1861° |
| True anomaly | 137.74831° |
| Mean anomaly | 98.6238° |
| Eccentric anomaly | 118.79592° |
| Mean motion | 1.59788 °/min |
| BSTAR | 0.00097187 |
| Orbital period | 225.3 mins |
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Other satellites on launch #13 in the year 1963 (1963-05-07 UTC)
| TELSTAR 2 (A-41), 573 |
| DELTA 1 R/B, 575 |
TELSTAR 2 (A-41) 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. |
|---|---|---|---|---|---|---|---|
| 52 mins | 2025-02-05 20:36:48.442Z | 297.193° NW | 2025-02-05 21:09:48.442Z | 266.913° W | 17.729° | 2025-02-05 21:28:48.442Z | 230.448° WSW |
| 61 mins | 2025-02-06 06:05:48.442Z | 131.396° SE | 2025-02-06 06:26:48.442Z | 94.343° ESE | 19.422° | 2025-02-06 07:06:48.442Z | 61.245° ENE |
| 125 mins | 2025-02-06 09:49:48.442Z | 220.692° SW | 2025-02-06 10:28:48.442Z | 141.539° SSE | 44.304° | 2025-02-06 11:54:48.442Z | 72.136° E |
| 131 mins | 2025-02-06 13:59:48.442Z | 274.992° WNW | 2025-02-06 15:21:48.442Z | 350.222° N | 45° | 2025-02-06 16:10:48.442Z | 117.229° SE |
| 34 mins | 2025-02-06 18:36:48.442Z | 300.987° NW | 2025-02-06 19:10:48.442Z | 286.705° WNW | 26.036° | 2025-02-06 19:10:48.442Z | 286.705° WNW |
Authenticating...
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