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 | 1 day 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 1 day ago
0 ESSA 1 (OT-3)
1 01982U 66008A 25022.39756691 .00000660 00000-0 18229-3 0 9994
2 01982 97.8849 85.5109 0079077 241.4504 117.8715 14.47990346 84015Epoch: 2025-01-22T09:32Z
Definitive object data (Epoch: 2025-01-22T09:32:29.781Z)
| Latitude | 0.00004° |
| Longitude | -179.60322° |
| Altitude | 761.834 km |
| Speed | 7.459 km/s |
| True Right ascension | 05h 42m 02s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in full shadow at TLE epoch |
Visualization TLE readout
| Latitude | -76.92647° |
| Longitude | -34.71451° |
| Altitude | 707.69 km |
| Speed | 7.529 km/s |
| Apparent Right ascension | 08h 43m 18s |
| Apparent Declination | -68° 15' 20" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 19:27:47 |
| Azimuth | 193.815° SSW |
| Elevation | -59.867° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 785.506 km |
| Perigee altitude | 673.099 km |
| Semi-major axis | 7,107.44 km |
| Eccentricity | 0.0079077 |
| Inclination | 97.8849° |
| RAAN | 85.5109° |
| Arg. of periapsis | 241.4504° |
| True anomaly | 118.66883° |
| Mean anomaly | 117.8715° |
| Eccentric anomaly | 118.27054° |
| Mean motion | 3.62221 °/min |
| BSTAR | 0.00018229 |
| 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-01-24 03:08:55.750Z | 118.276° SE | 2025-01-24 03:11:55.750Z | 76.303° E | 24.769° | 2025-01-24 03:15:55.750Z | 16.019° NNE |
| 8 mins | 2025-01-24 04:46:55.750Z | 204.54° SW | 2025-01-24 04:50:55.750Z | 272.779° WNW | 29.587° | 2025-01-24 04:54:55.750Z | 327.249° NNW |
| 8 mins | 2025-01-24 16:51:55.750Z | 16.409° NNE | 2025-01-24 16:54:55.750Z | 47.522° ENE | 43.812° | 2025-01-24 16:59:55.750Z | 189.759° SSW |
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