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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
17 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 17 hours ago
0 OPS 6073 (DMSP 4A F2)
1 02669U 67010A   25172.91736398  .00000099  00000-0  58548-4 0  9992
2 02669  99.0800 155.7032 0048657 343.2305  16.7263 14.28045954 32916
Epoch: 2025-06-21T22:01Z
TLE epoch observation values (Epoch: 2025-06-21T22:01:00.247Z)
Latitude
-0.00014°
Longitude
-84.89727°
Altitude
767.75 km
Speed
7.488 km/s
True Right ascension
10h 22m 48s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
17.05399°
Longitude
-86.96083°
Altitude
772.285 km
Speed
7.484 km/s
Apparent Right ascension
11h 46m 25s
Apparent Declination
-10° 48' 21"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
01:58:24
Azimuth
54.27° ENE
Elevation
-48.778°
Doppler factor
1
Orbital elements
Apogee altitude
830.34 km
Perigee altitude
760.531 km
Semi-major axis
7,173.573 km
Eccentricity
0.00487
Inclination
99.08°
RAAN
155.7032°
Arg. of periapsis
343.2305°
True anomaly
Unknown
Mean anomaly
16.7263°
Eccentric anomaly
Unknown
Mean motion
3.57223 °/min
Orbital period
100.78 mins
BSTAR
0.000058548
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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.
7 mins2025-06-22 21:42:42.443Z109.313° ESE2025-06-22 21:45:42.443Z68.78° E21.165°2025-06-22 21:49:42.443Z15.465° NNE
8 mins2025-06-22 23:21:42.443Z196.003° SSW2025-06-22 23:25:42.443Z274.692° WNW33.641°2025-06-22 23:29:42.443Z330.016° NNW
9 mins2025-06-23 11:35:42.443Z21.211° NNE2025-06-23 11:39:42.443Z88.305° E43.01°2025-06-23 11:44:42.443Z185.647° SSW
4 mins2025-06-23 13:17:42.443Z314.345° NW2025-06-23 13:18:42.443Z301.338° NW15.685°2025-06-23 13:21:42.443Z265.607° W
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