ESSA 1 (OT-3), 1982
Orbit data source: Space-Track
ESSA 1 (OT-3), 1982 is a payload satellite owned by ESSA (US) in SSO that was launched on Thu, 03 Feb 1966 UTC via a THOR DELTA C 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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1982 intel report (Beta)
ESSA 1 (OT-3) details
| Identifier | |
| Orbit | SSO |
| Last TLE update | 22 hours ago |
| Origin | |
| Manufacturer | RCA/East Windsor |
| Mission | Non-operational Civil Weather |
| Bus & Motor | TIROS I, Unknown motor |
| Mass | 138 kg wet, 138 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Cyl, 1.07 m |
| Radar Cross Section | 0.920 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 22 hours ago
0 ESSA 1 (OT-3)
1 01982U 66008A 24355.71188482 .00000379 00000-0 10930-3 0 9993
2 01982 97.8898 54.9999 0079854 343.6586 16.2035 14.47945476 79288Epoch: 2024-12-20T17:05Z
Definitive object data (Epoch: 2024-12-20T17:05:06.848Z)
| Latitude | -0.00008° |
| Longitude | 68.94791° |
| Altitude | 680.845 km |
| Speed | 7.545 km/s |
| True Right ascension | 03h 39m 59s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in full shadow at TLE epoch |
Visualization TLE readout
| Latitude | 79.17609° |
| Longitude | 23.6682° |
| Altitude | 756.672 km |
| Speed | 7.477 km/s |
| Apparent Right ascension | 01h 45m 31s |
| Apparent Declination | 25° 17' 14" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 14:03:33 |
| Azimuth | 4.488° NNE |
| Elevation | -24.661° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 786.207 km |
| Perigee altitude | 672.693 km |
| Semi-major axis | 7,107.587 km |
| Eccentricity | 0.0079854 |
| Inclination | 97.8898° |
| RAAN | 54.9999° |
| Arg. of periapsis | 343.6586° |
| True anomaly | 16.46132° |
| Mean anomaly | 16.2035° |
| Eccentric anomaly | 16.33216° |
| Mean motion | 3.6221 °/min |
| BSTAR | 0.0001093 |
| Orbital period | 99.39 mins |
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Other satellites on launch #8 in the year 1966 (1966-02-03 UTC)
| ESSA 1 (OT-3), 1982 |
| DELTA 1 R/B, 1983 |
| DELTA 1 DEB, 2085 (Decayed) |
| DELTA 1 DEB, 2118 |
| DELTA 1 DEB, 2154 |
ESSA 1 (OT-3) 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2024-12-21 16:52:20.287Z | 17.663° NNE | 2024-12-21 16:57:20.287Z | 137.763° SSE | 42.812° | 2024-12-21 17:01:20.287Z | 185.063° SSW |
| 4 mins | 2024-12-21 18:33:20.287Z | 314.895° NW | 2024-12-21 18:34:20.287Z | 302.201° NW | 14.081° | 2024-12-21 18:37:20.287Z | 266.19° W |
| 8 mins | 2024-12-22 04:02:20.287Z | 158.007° S | 2024-12-22 04:06:20.287Z | 31.336° NE | 42.901° | 2024-12-22 04:10:20.287Z | 351.704° N |
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