EXPLORER 11, 00107
Orbit data source: Space-Track
EXPLORER 11, 00107 is a payload satellite owned by GSFC (US) in LEO that was launched on Thu, 27 Apr 1961 UTC via a Juno II 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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EXPLORER 11 details
| NORAD ID | 00107 |
| COSPAR ID | |
| Orbit | LEO |
| Last TLE update | 15 hours ago |
| Origin | |
| Manufacturer | NASA MSFC |
| Bus | S-15 |
| Motor | Unknown |
| Mass | 45 kg wet, 40 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Radar Cross Section | 0.47 m², Medium (>0.1 m² and < 1m²) |
Predictive object data (real-time)
| Latitude | -13.58397° |
| Longitude | 127.18949° |
| Altitude | 1,121.889 km |
| Speed | 7.15 km/s |
| Apparent Right ascension | 20h 15m 24s |
| Apparent Declination | -67° 05' 01" |
| Sunlit | Object is in full shadow |
Predictive observer data (real-time)
| Local Sidereal Time | 19:08:53 |
| Azimuth | 173.28° S |
| Elevation | -17.75° |
| Doppler factor | 1 |
Orbital elements
| Apogee | 1,218.425 km |
| Perigee | 468.781 km |
| Semi-major axis | 7,221.74 km |
| Eccentricity | 0.0519019 |
| Inclination | 28.7883° |
| RAAN | 322.2974° |
| Arg. of periapsis | 184.6102° |
| True anomaly | 175.44628° |
| Mean anomaly | 174.9551° |
| Eccentric anomaly | 175.20374° |
| Mean motion | 3.53656 °/min |
| BSTAR | 0.0009676 |
| Period | 101.79 mins |
Definitive object data (Epoch: 2024-07-26T14:43:09.986Z)
| Latitude | 0° |
| Longitude | 156.71965° |
| Altitude | 1,211.162 km |
| Speed | 7.061 km/s |
| True Right ascension | 21h 29m 11s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in full shadow at TLE epoch |
TLE from 15 hours ago
0 EXPLORER 11
1 00107U 61013A 24208.61331003 .00007667 00000-0 96760-3 0 9999
2 00107 28.7883 322.2974 0519019 184.6102 174.9551 14.15797238178287Epoch: 2024-07-26T14:43Z
No data available
Other satellites on launch #13 in the year 1961 (1961-04-27 UTC)
| EXPLORER 11, 107 |
| EXPLORER 11 DEB, 3739 (Decayed) |
EXPLORER 11 Visibility forecast
Observer location: 39.9160978°, -105.1181434
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. |
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