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PORCUPINE 1, 1272

Orbit data source: Space-Track

PORCUPINE 1, 1272 is a payload satellite owned by NRL (US) in LEO that was launched on Tue, 09 Mar 1965 UTC via a THOR SLV-2 AGENA D 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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PORCUPINE 1 details
Identifier
1272, 1965-016H
Orbit
LEO
Last TLE update11 hours ago
Origin
Flag of USNRL (US)
ManufacturerNRL
MissionDefense Calibration
Bus & MotorNRL 9", Unknown motor
Mass4 kg wet, 4 kg dry
Launch date (UTC)
1965-03-09 (60 years ago)
Launch vehicle
THOR SLV-2 AGENA D
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBRSphere + 12 Rod, 15.2 m
Radar Cross Section0.031 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 11 hours ago
0 PORCUPINE 1
1  1272U 65016H   25002.20336536  .00000217  00000-0  20178-3 0  9998
2  1272  70.0806 297.6037 0019344 100.7113 259.6172 13.94448874 42834
Epoch: 2025-01-02T04:52Z
Definitive object data (Epoch: 2025-01-02T04:52:50.767Z)
Latitude0.00003°
Longitude122.30652°
Altitude917.966 km
Speed7.392 km/s
True Right ascension19h 50m 24s
True Declination0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude-20.65866°
Longitude-50.88073°
Altitude923.135 km
Speed7.388 km/s
Apparent Right ascension06h 32m 35s
Apparent Declination-33° 36' 08"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time16:00:04
Azimuth269.548° W
Elevation-59.051°
Doppler factor1
Orbital elements
Apogee altitude925.218 km
Perigee altitude897.018 km
Semi-major axis7,289.255 km
Eccentricity0.0019344
Inclination70.0806°
RAAN297.6037°
Arg. of periapsis100.7113°
True anomaly259.39926°
Mean anomaly259.6172°
Eccentric anomaly259.50822°
Mean motion3.48753 °/min
BSTAR0.00020178
Orbital period103.22 mins
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PORCUPINE 1 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.
10 mins2025-01-02 20:29:21.458Z180.347° SSW2025-01-02 20:34:21.458Z102.461° ESE38.174°2025-01-02 20:39:21.458Z35.783° NE
7 mins2025-01-02 22:17:21.458Z267.871° W2025-01-02 22:20:21.458Z309.304° NW23.23°2025-01-02 22:24:21.458Z357.229° N
9 mins2025-01-03 05:32:21.458Z0.735° NNE2025-01-03 05:36:21.458Z53.916° ENE27.359°2025-01-03 05:41:21.458Z115.611° SE
9 mins2025-01-03 07:18:21.458Z313.254° NW2025-01-03 07:22:21.458Z250.511° W32.93°2025-01-03 07:27:21.458Z187.292° SSW
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