OV2-1, 1641
Orbit data source: Space-Track
OV2-1, 1641 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Fri, 15 Oct 1965 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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1641 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Northrop
Mission
Non-operational spacecraft
Bus & Motor
OV2, Unknown motor
Mass
170 kg wet, 170 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 OV2-1
1 1641U 65082C 26043.90736738 .00000358 00000-0 74614-4 0 9993
2 1641 32.2949 227.7781 0018548 182.8405 177.2137 14.54751953199181Epoch: 2026-02-12T21:46Z
TLE epoch observation values (Epoch: 2026-02-12T21:46:36.541Z)
Latitude
-0.00003°
Longitude
118.1734°
Altitude
721.97 km
Speed
7.49 km/s
True Right ascension
15h 11m 06s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
13:06:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
726.883 km
Perigee altitude
700.575 km
Semi-major axis
7,091.866 km
Eccentricity
0.00185
Inclination
32.2949°
RAAN
227.7781°
Arg. of periapsis
182.8405°
True anomaly
177.22401°
Mean anomaly
177.2137°
Eccentric anomaly
177.21886°
Mean motion
3.63415 °/min
Orbital period
99.06 mins
BSTAR
0.000074614
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Other satellites on launch #82 in the year 1965 (1965-10-15 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.OV2-1 Visibility forecast
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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 mins | 2026-02-13 16:07:46.708Z | 213.351° SW | 2026-02-13 16:11:46.708Z | 161.468° S | 21.349° | 2026-02-13 16:14:46.708Z | 118.854° SE |
| 7 mins | 2026-02-13 17:52:46.708Z | 233.093° WSW | 2026-02-13 17:55:46.708Z | 184.755° SSW | 29.324° | 2026-02-13 17:59:46.708Z | 118.015° SE |
| 7 mins | 2026-02-13 19:37:46.708Z | 237.592° WSW | 2026-02-13 19:40:46.708Z | 185.874° SSW | 25.396° | 2026-02-13 19:44:46.708Z | 133.712° SE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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