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OPS 6073 (DMSP 4A F2), 2669

Orbit data source: Space-Track

OPS 6073 (DMSP 4A F2), 2669 is a payload satellite owned by USAF SSD (US) in SSO that was launched on Wed, 08 Feb 1967 UTC via a THOR BURNER 2 launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft 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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Identifier
2669, 1967-010A
Orbit
SSO
Last TLE update
19 hours ago
Origin
Manufacturer
RCA/East Windsor
Mission
Non-operational Defense Weather
Bus & Motor
DMSP BLOCK 4A, Unknown motor
Mass
79 kg wet, 79 kg dry
Launch date (UTC)
1967-02-08 (58 years ago)
Launch vehicle
THOR BURNER 2
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Oct Cyl, 0.8 m
Radar Cross Section
0.655 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 19 hours ago
0 OPS 6073 (DMSP 4A F2)
1 02669U 67010A   25193.51638611  .00000074  00000-0  48495-4 0  9993
2 02669  99.0813 177.1208 0047878 282.8856  76.6978 14.28051857 35859
Epoch: 2025-07-12T12:23Z
TLE epoch observation values (Epoch: 2025-07-12T12:23:35.759Z)
Latitude
-0.00005°
Longitude
60.56897°
Altitude
793.412 km
Speed
7.461 km/s
True Right ascension
11h 48m 28s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
0.3795°
Longitude
-118.53316°
Altitude
807.549 km
Speed
7.446 km/s
Apparent Right ascension
02h 41m 51s
Apparent Declination
-33° 51' 53"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
20:09:18
Azimuth
113.181° SE
Elevation
-26.595°
Doppler factor
1
Orbital elements
Apogee altitude
829.762 km
Perigee altitude
761.071 km
Semi-major axis
7,173.553 km
Eccentricity
0.00479
Inclination
99.0813°
RAAN
177.1208°
Arg. of periapsis
282.8856°
True anomaly
Unknown
Mean anomaly
76.6978°
Eccentric anomaly
Unknown
Mean motion
3.57225 °/min
Orbital period
100.78 mins
BSTAR
0.000048495
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Other satellites on launch #10 in the year 1967 (1967-02-08 UTC)

OPS 6073 (DMSP 4A F2) 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.
8 mins2025-07-13 10:50:59.805Z42.721° NE2025-07-13 10:54:59.805Z93.331° ESE22.491°2025-07-13 10:58:59.805Z146.045° SSE
8 mins2025-07-13 12:30:59.805Z353.701° N2025-07-13 12:34:59.805Z284.594° WNW33.428°2025-07-13 12:38:59.805Z225.606° WSW
8 mins2025-07-13 22:09:59.805Z126.614° SE2025-07-13 22:13:59.805Z56.049° ENE30.825°2025-07-13 22:17:59.805Z4.342° NNE
7 mins2025-07-13 23:49:59.805Z217.155° SW2025-07-13 23:52:59.805Z261.367° W24.272°2025-07-13 23:56:59.805Z317.064° NNW
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