PORCUPINE 2, 1577
Orbit data source: Space-Track
PORCUPINE 2, 1577 is a payload satellite owned by NRL (US) in LEO that was launched on Fri, 13 Aug 1965 UTC via a THOR ABLESTAR 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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1577 intel report (Beta)
PORCUPINE 2 details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 17 hours ago |
| Origin | |
| Manufacturer | NRL |
| Mission | Defense Calibration |
| Bus & Motor | SURCAL, Unknown motor |
| Mass | 5 kg wet, 5 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Box, 0.2 m |
| Radar Cross Section | 0.060 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 17 hours ago
0 PORCUPINE 2
1 01577U 65065J 24355.89890344 .00000154 00000-0 27832-3 0 9991
2 01577 89.9965 211.2266 0069653 195.3991 228.3825 13.36120673890104Epoch: 2024-12-20T21:34Z
Definitive object data (Epoch: 2024-12-20T21:34:25.257Z)
| Latitude | 63.2722° |
| Longitude | 157.67048° |
| Altitude | 1,169.638 km |
| Speed | 7.257 km/s |
| True Right ascension | 14h 04m 56s |
| True Declination | 63° 08' 29" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | -37.48455° |
| Longitude | -22.33401° |
| Altitude | 1,090.17 km |
| Speed | 7.329 km/s |
| Apparent Right ascension | 01h 50m 28s |
| Apparent Declination | -38° 29' 56" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 13:32:58 |
| Azimuth | 291.296° WNW |
| Elevation | -86.326° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,173.067 km |
| Perigee altitude | 1,068.602 km |
| Semi-major axis | 7,498.972 km |
| Eccentricity | 0.0069653 |
| Inclination | 89.9965° |
| RAAN | 211.2266° |
| Arg. of periapsis | 195.3991° |
| True anomaly | 227.78924° |
| Mean anomaly | 228.3825° |
| Eccentric anomaly | 228.08553° |
| Mean motion | 3.34226 °/min |
| BSTAR | 0.00027832 |
| Orbital period | 107.71 mins |
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Other satellites on launch #65 in the year 1965 (1965-08-13 UTC)
PORCUPINE 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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2024-12-21 15:18:49.902Z | 189.907° SSW | 2024-12-21 15:25:49.902Z | 274.92° WNW | 41.697° | 2024-12-21 15:31:49.902Z | 349.564° N |
| 11 mins | 2024-12-22 02:37:49.902Z | 10.546° NNE | 2024-12-22 02:42:49.902Z | 86.324° E | 42.727° | 2024-12-22 02:48:49.902Z | 171.893° S |
| 7 mins | 2024-12-22 04:26:49.902Z | 318.746° NNW | 2024-12-22 04:29:49.902Z | 287.31° WNW | 18.388° | 2024-12-22 04:33:49.902Z | 248.367° W |
Authenticating...
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