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OPS 6638 (VELA 7), 2765

Orbit data source: Space-Track

OPS 6638 (VELA 7), 2765 is a payload satellite owned by USAF SSD (US) in HEO that was launched on Fri, 28 Apr 1967 UTC via a TITAN IIIC launch vehicle from the Air Force Eastern Test Range (AFETR). 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
2765, 1967-040A
Orbit
HEO
Last TLE update
2 weeks ago
Origin
Manufacturer
TRW
Mission
Defense Early Warn
Bus & Motor
VELA, BE-3
Mass
331 kg wet, 221 kg dry
Launch date (UTC)
1967-04-28 (58 years ago)
Launch vehicle
TITAN IIIC
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Poly, 1.42 m
Radar Cross Section
2.036 m²

Expand to show TLE details & history

TLE from 2 weeks ago
0 OPS 6638 (VELA 7)
1  2765U 67040A   25165.26436463 -.00001198  00000-0  00000+0 0  9999
2  2765  38.7807  16.4307 4933505 277.3829 357.7237  0.21495213 45609
Epoch: 2025-06-14T06:20Z
TLE epoch observation values (Epoch: 2025-06-14T06:20:41.104Z)
Latitude
-38.70269°
Longitude
-67.86559°
Altitude
52,564.909 km
Speed
3.184 km/s
True Right ascension
19h 20m 26s
True Declination
-38° 40' 57"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
31.95655°
Longitude
147.30251°
Altitude
155,381.328 km
Speed
1.242 km/s
Apparent Right ascension
09h 38m 47s
Apparent Declination
29° 52' 19"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
20:32:27
Azimuth
344.869° N
Elevation
-18.532°
Doppler factor
1
Orbital elements
Apogee altitude
169,415.663 km
Perigee altitude
53,263.482 km
Semi-major axis
117,717.709 km
Eccentricity
0.49335
Inclination
38.7807°
RAAN
16.4307°
Arg. of periapsis
277.3829°
True anomaly
Unknown
Mean anomaly
357.7237°
Eccentric anomaly
Unknown
Mean motion
0.05374 °/min
Orbital period
6,699.19 mins
BSTAR
0
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OPS 6638 (VELA 7) 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.
808 mins2025-07-01 16:30:15.272Z66.008° ENE2025-07-01 23:33:15.272Z173.053° S42.768°2025-07-02 05:58:15.272Z269.162° W
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