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OPS 1264 (DMSP 4A F4), 2980

Orbit data source: Space-Track

OPS 1264 (DMSP 4A F4), 2980 is a payload satellite owned by SAMSO (US) in SSO that was launched on Wed, 11 Oct 1967 UTC via a THOR BURNER 2 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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OPS 1264 (DMSP 4A F4) details
Identifier
2980, 1967-096A
Orbit
SSO
Last TLE update15 hours ago
Origin
Flag of USSAMSO (US)
ManufacturerRCA/East Windsor
MissionNon-operational Defense Weather
Bus & MotorDMSP BLOCK 4A, Unknown motor
Mass79 kg wet, 79 kg dry
Launch date (UTC)
1967-10-11 (57 years ago)
Launch vehicle
THOR BURNER 2
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBROct Cyl, 0.8 m
Radar Cross Section0.655 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 15 hours ago
0 OPS 1264 (DMSP 4A F4)
1  2980U 67096A   25045.01595289  .00000998  00000-0  19780-3 0  9996
2  2980  99.2372  59.6882 0094911 155.4427 205.1335 14.62156785 36714
Epoch: 2025-02-14T00:22Z
Definitive object data (Epoch: 2025-02-14T00:22:58.329Z)
Latitude-0.00005°
Longitude-90.33861°
Altitude750 km
Speed7.447 km/s
True Right ascension03h 58m 45s
True Declination0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude80.47271°
Longitude164.89948°
Altitude666.543 km
Speed7.548 km/s
Apparent Right ascension05h 30m 57s
Apparent Declination34° 53' 30"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time18:14:26
Azimuth9.196° NNE
Elevation-14.523°
Doppler factor1
Orbital elements
Apogee altitude750.368 km
Perigee altitude616.326 km
Semi-major axis7,061.484 km
Eccentricity0.0094911
Inclination99.2372°
RAAN59.6882°
Arg. of periapsis155.4427°
True anomaly204.67648°
Mean anomaly205.1335°
Eccentric anomaly204.9045°
Mean motion3.65763 °/min
BSTAR0.0001978
Orbital period98.42 mins
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Other satellites on launch #96 in the year 1967 (1967-10-11 UTC)

OPS 1264 (DMSP 4A F4) 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 mins2025-02-14 23:32:16.647Z100.824° ESE2025-02-14 23:35:16.647Z61.609° ENE15.787°2025-02-14 23:37:16.647Z33.478° NE
7 mins2025-02-15 01:09:16.647Z188.565° SSW2025-02-15 01:12:16.647Z269.921° W39.219°2025-02-15 01:16:16.647Z335.199° NNW
5 mins2025-02-15 13:07:16.647Z53.992° ENE2025-02-15 13:09:16.647Z94.475° ESE24.975°2025-02-15 13:12:16.647Z150.481° SSE
5 mins2025-02-15 14:44:16.647Z335.9° NNW2025-02-15 14:46:16.647Z300.838° NW21.966°2025-02-15 14:49:16.647Z247.097° WSW
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