OPS 1427 (OV3-4), 2201
Orbit data source: Space-Track
OPS 1427 (OV3-4), 2201 is a payload satellite owned by USAF OAR (US) in LEO that was launched on Fri, 10 Jun 1966 UTC via an SCOUT B launch vehicle from the Wallops Island (WLPIS). 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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2201 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Space General
Mission
Spacecraft
Bus & Motor
OV3, Unknown motor
Mass
78 kg wet, 78 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: 11 hours ago
TLE from 11 hours ago
0 OPS 1427 (OV3-4)
1 2201U 66052A 25321.65184424 -.00000061 00000-0 -33088-4 0 9996
2 2201 40.8851 80.5701 2237118 155.3269 217.3438 10.10085599175930Epoch: 2025-11-17T15:38Z
TLE epoch observation values (Epoch: 2025-11-17T15:38:39.342Z)
Latitude
-0.00001°
Longitude
148.95695°
Altitude
4,398.719 km
Speed
5.468 km/s
True Right ascension
05h 22m 16s
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
23:21:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
4,686.389 km
Perigee altitude
640.886 km
Semi-major axis
9,041.774 km
Eccentricity
0.22371
Inclination
40.8851°
RAAN
80.5701°
Arg. of periapsis
155.3269°
True anomaly
204.73435°
Mean anomaly
217.3438°
Eccentric anomaly
210.7837°
Mean motion
2.52443 °/min
Orbital period
142.61 mins
BSTAR
-0.000033088
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Other satellites on launch #52 in the year 1966 (1966-06-10 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.OPS 1427 (OV3-4) 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. |
|---|---|---|---|---|---|---|---|
| 31 mins | 2025-11-18 08:11:19.475Z | 182.405° SSW | 2025-11-18 08:30:19.475Z | 135.962° SSE | 24.586° | 2025-11-18 08:42:19.475Z | 89.78° E |
| 32 mins | 2025-11-18 10:43:19.475Z | 223.647° SW | 2025-11-18 11:04:19.475Z | 152.957° SSE | 41.084° | 2025-11-18 11:15:19.475Z | 76.267° E |
| 22 mins | 2025-11-18 13:22:19.475Z | 260.295° W | 2025-11-18 13:37:19.475Z | 11.287° NNE | 44.977° | 2025-11-18 13:44:19.475Z | 82.178° E |
| 13 mins | 2025-11-18 16:00:19.475Z | 282.584° WNW | 2025-11-18 16:08:19.475Z | 211.542° SW | 44.103° | 2025-11-18 16:13:19.475Z | 115.498° SE |
| 4 mins | 2025-11-18 18:35:19.475Z | 248.541° W | 2025-11-18 18:37:19.475Z | 223.344° SW | 13.912° | 2025-11-18 18:39:19.475Z | 196.29° SSW |
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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