EXPLORER 11, 107
Orbit data source: Space-Track
EXPLORER 11, 107 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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107 intel report (Beta)
EXPLORER 11 details
Identifier | |
Orbit | LEO |
Last TLE update | 8 hours ago |
Origin | |
Manufacturer | NASA MSFC |
Mission | Civil Astronomy |
Bus & Motor | S-15, Unknown motor |
Mass | 45 kg wet, 40 kg dry |
Launch date (UTC) | |
Launch vehicle | |
Launch site | |
Object type | Payload Rocket body Debris |
Shape & HBR | Cyl, 1.1 m |
Radar Cross Section | 0.295 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 8 hours ago
0 EXPLORER 11
1 107U 61013A 25037.71019959 .00003907 00000-0 46977-3 0 9992
2 107 28.7883 286.0554 0508480 192.5865 166.1573 14.18603111205537
Epoch: 2025-02-06T17:02Z
Definitive object data (Epoch: 2025-02-06T17:02:41.244Z)
Latitude | -0.00001° |
Longitude | -106.69934° |
Altitude | 1,185.211 km |
Speed | 7.082 km/s |
True Right ascension | 19h 04m 13s |
True Declination | 0° 00' 00" |
Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
Latitude | -27.96379° |
Longitude | 145.33064° |
Altitude | 639.895 km |
Speed | 7.641 km/s |
Apparent Right ascension | 13h 17m 58s |
Apparent Declination | -35° 58' 16" |
Sunlit | Object is in full shadow |
Visualization observer readout
Local Sidereal Time | 03:08:06 |
Azimuth | 88.469° E |
Elevation | -68.024° |
Doppler factor | 1 |
Orbital elements
Apogee altitude | 1,200.814 km |
Perigee altitude | 467.36 km |
Semi-major axis | 7,212.224 km |
Eccentricity | 0.050848 |
Inclination | 28.7883° |
RAAN | 286.0554° |
Arg. of periapsis | 192.5865° |
True anomaly | 167.47007° |
Mean anomaly | 166.1573° |
Eccentric anomaly | 166.82151° |
Mean motion | 3.54356 °/min |
BSTAR | 0.00046977 |
Orbital period | 101.59 mins |
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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: 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. |
---|---|---|---|---|---|---|---|
5 mins | 2025-02-07 18:33:56.447Z | 173.859° S | 2025-02-07 18:35:56.447Z | 158.263° S | 12.727° | 2025-02-07 18:38:56.447Z | 133.925° SE |
9 mins | 2025-02-07 20:19:56.447Z | 207.532° SW | 2025-02-07 20:23:56.447Z | 167.002° S | 23.255° | 2025-02-07 20:28:56.447Z | 116.964° SE |
9 mins | 2025-02-07 22:06:56.447Z | 232.426° WSW | 2025-02-07 22:11:56.447Z | 174.709° S | 26.843° | 2025-02-07 22:15:56.447Z | 127.134° SE |
7 mins | 2025-02-07 23:55:56.447Z | 231.623° WSW | 2025-02-07 23:58:56.447Z | 195.143° SSW | 20.711° | 2025-02-08 00:02:56.447Z | 147.344° SSE |
Authenticating...
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