NIMBUS 2, 2173
Orbit data source: Space-Track
NIMBUS 2, 2173 is a payload satellite owned by GSFC (US) in SSO that was launched on Sun, 15 May 1966 UTC via a THOR SLV-2A AGENA B launch vehicle from the Air Force Western Test Range (AFWTR). 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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NIMBUS 2 details
| Identifier | |
| Orbit | SSO |
| Last TLE update | 5 hours ago |
| Origin | |
| Manufacturer | GE/MSVD |
| Mission | Non-operational Civil Weather |
| Bus & Motor | NIMBUS, Unknown motor |
| Mass | 414 kg wet, 414 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Cone + 2 Pan, 3.35 m |
| Radar Cross Section | 2.947 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 5 hours ago
0 NIMBUS 2
1 2173U 66040A 25023.51365639 .00000028 00000-0 15244-3 0 9998
2 2173 100.5765 222.1052 0055657 50.1969 4.6833 13.33682347856150Epoch: 2025-01-23T12:19Z
Definitive object data (Epoch: 2025-01-23T12:19:39.912Z)
| Latitude | 53.66741° |
| Longitude | -100.53167° |
| Altitude | 1,099.903 km |
| Speed | 7.328 km/s |
| True Right ascension | 13h 49m 53s |
| True Declination | 53° 30' 38" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | -43.70716° |
| Longitude | -75.46217° |
| Altitude | 1,152.353 km |
| Speed | 7.275 km/s |
| Apparent Right ascension | 11h 28m 28s |
| Apparent Declination | -67° 00' 54" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 18:26:49 |
| Azimuth | 210.444° SW |
| Elevation | -41.771° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,172.065 km |
| Perigee altitude | 1,088.486 km |
| Semi-major axis | 7,508.413 km |
| Eccentricity | 0.0055657 |
| Inclination | 100.5765° |
| RAAN | 222.1052° |
| Arg. of periapsis | 50.1969° |
| True anomaly | 4.73574° |
| Mean anomaly | 4.6833° |
| Eccentric anomaly | 4.70948° |
| Mean motion | 3.33596 °/min |
| BSTAR | 0.00015244 |
| Orbital period | 107.91 mins |
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Other satellites on launch #40 in the year 1966 (1966-05-15 UTC)
NIMBUS 2 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-01-24 01:16:08.146Z | 34.752° NE | 2025-01-24 01:22:08.146Z | 109.297° ESE | 32.102° | 2025-01-24 01:27:08.146Z | 163.29° S |
| 10 mins | 2025-01-24 03:03:08.146Z | 353.833° N | 2025-01-24 03:08:08.146Z | 289.962° WNW | 31.356° | 2025-01-24 03:13:08.146Z | 234.985° WSW |
| 8 mins | 2025-01-24 11:38:08.146Z | 99.76° ESE | 2025-01-24 11:41:08.146Z | 65.759° ENE | 22.894° | 2025-01-24 11:46:08.146Z | 11.599° NNE |
| 11 mins | 2025-01-24 13:22:08.146Z | 181.502° SSW | 2025-01-24 13:27:08.146Z | 246.951° WSW | 40.347° | 2025-01-24 13:33:08.146Z | 334.428° NNW |
Authenticating...
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