EXPLORER 30, 1738
Orbit data source: Space-Track
EXPLORER 30, 1738 is a payload satellite owned by NRL (US) in LEO that was launched on Fri, 19 Nov 1965 UTC via an SCOUT X-4 launch vehicle from the Wallops Island (WLPIS). 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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1738 intel report
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EXPLORER 30 details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 16 hours ago |
| Origin | |
| Manufacturer | NRL |
| Mission | Civil Astronomy |
| Bus & Motor | NRL 24", Unknown motor |
| Mass | 57 kg wet, 57 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Sphere, 0.61 m |
| Radar Cross Section | 0.292 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 16 hours ago
0 EXPLORER 30
1 1738U 65093A 24286.10762083 .00001088 00000-0 34744-3 0 9993
2 1738 59.7071 169.8883 0129345 190.2011 169.6399 14.41215158 88877Epoch: 2024-10-12T02:34Z
Definitive object data (Epoch: 2024-10-12T02:34:58.439Z)
| Latitude | 0° |
| Longitude | 109.9766° |
| Altitude | 846.795 km |
| Speed | 7.383 km/s |
| True Right ascension | 11h 19m 33s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in daylight at TLE epoch |
Predictive object data (real-time)
| Latitude | -39.45958° |
| Longitude | 79.07425° |
| Altitude | 816.212 km |
| Speed | 7.419 km/s |
| Apparent Right ascension | 05h 45m 22s |
| Apparent Declination | -57° 32' 00" |
| Sunlit | Object is in daylight |
Predictive observer data (real-time)
| Local Sidereal Time | 13:27:28 |
| Azimuth | 224.168° SW |
| Elevation | -45.955° |
| Doppler factor | 1 |
Orbital elements
| Apogee | 846.007 km |
| Perigee | 661.512 km |
| Semi-major axis | 7,131.897 km |
| Eccentricity | 0.0129345 |
| Inclination | 59.7071° |
| RAAN | 169.8883° |
| Arg. of periapsis | 190.2011° |
| True anomaly | 169.90227° |
| Mean anomaly | 169.6399° |
| Eccentric anomaly | 169.7715° |
| Mean motion | 3.60359 °/min |
| BSTAR | 0.00034744 |
| Period | 99.9 mins |
No data available
No data available
Other satellites on launch #93 in the year 1965 (1965-11-19 UTC)
| EXPLORER 30, 1738 |
| SCOUT X-4 R/B, 1739 |
| SCOUT X-4 DEB, 2013 (Decayed) |
| SCOUT X-4 DEB, 2088 |
EXPLORER 30 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2024-10-12 19:24:34.574Z | 248.228° W | 2024-10-12 19:29:34.574Z | 322.366° NNW | 33.972° | 2024-10-12 19:34:34.574Z | 28.098° NE |
| 5 mins | 2024-10-13 00:43:34.574Z | 357.777° N | 2024-10-13 00:45:34.574Z | 23.6° NE | 16.216° | 2024-10-13 00:48:34.574Z | 63.283° ENE |
| 8 mins | 2024-10-13 02:26:34.574Z | 325.664° NNW | 2024-10-13 02:30:34.574Z | 88.701° E | 43.303° | 2024-10-13 02:34:34.574Z | 134.48° SE |
| 7 mins | 2024-10-13 17:00:34.574Z | 158.55° S | 2024-10-13 17:03:34.574Z | 121.242° SE | 21.149° | 2024-10-13 17:07:34.574Z | 70.944° E |
| 9 mins | 2024-10-13 18:42:34.574Z | 234.573° WSW | 2024-10-13 18:46:34.574Z | 290.413° WNW | 40.992° | 2024-10-13 18:51:34.574Z | 31.635° NE |