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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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<iframe src="https://www.satcat.com/sats-embedded/2201?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/2201?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

2201, 1966-052A

Orbit

LEO

Country

Related business

US Air Force Office of Aerospace Research (US)

Manufacturer

Space General

Mission

Defense Technology

Bus & Motor

OV3, Unknown motor

Mass

78 kg wet, 78 kg dry

Launch date (UTC)

1966-06-10 (59 years ago)

Launch vehicle

SCOUT B

Launch site

Wallops Island (WLPIS)

Object type

Payload

Rocket body

Debris

Shape & HBR

Oct Cyl, 0.3 m

Radar Cross Section

0.548 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 15 hours ago

TLE from 15 hours ago

0 OPS 1427 (OV3-4)
1 02201U 66052A   25243.39563424  .00000238  00000-0  35677-3 0  9990
2 02201  40.9018 273.4369 2236770 278.5510  56.9819 10.10051052168028

Epoch: 2025-08-31T09:29Z

TLE epoch observation values (Epoch: 2025-08-31T09:29:42.798Z)

Latitude

-0°

Longitude

151.19239°

Altitude

1,935.139 km

Speed

7.199 km/s

True Right ascension

18h 13m 44s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

16:14:20

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

4,686.324 km

Perigee altitude

641.359 km

Semi-major axis

9,041.978 km

Eccentricity

0.22368

Inclination

40.9018°

RAAN

273.4369°

Arg. of periapsis

278.551°

True anomaly

81.51827°

Mean anomaly

56.9819°

Eccentric anomaly

68.94176°

Mean motion

2.52434 °/min

Orbital period

142.61 mins

BSTAR

0.00035677

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Other satellites on launch #52 in the year 1966 (1966-06-10 UTC)

OPS 1427 (OV3-4) Visibility forecast

Observer location: undefined°, undefined°
Set Observer location

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.
23 mins	2025-09-01 02:12:04.392Z	153.6° SSE	2025-09-01 02:21:04.392Z	115.057° SE	19.273°	2025-09-01 02:35:04.392Z	76.686° E
41 mins	2025-09-01 04:37:04.392Z	214.632° SW	2025-09-01 04:51:04.392Z	143.537° SSE	41.509°	2025-09-01 05:18:04.392Z	69.604° E
50 mins	2025-09-01 07:08:04.392Z	257.289° W	2025-09-01 07:29:04.392Z	62.656° ENE	44.984°	2025-09-01 07:58:04.392Z	85.15° E
51 mins	2025-09-01 09:43:04.392Z	282.329° WNW	2025-09-01 10:09:04.392Z	213.027° SW	44.88°	2025-09-01 10:34:04.392Z	115.593° SE
43 mins	2025-09-01 12:21:04.392Z	290.491° WNW	2025-09-01 12:46:04.392Z	227.411° WSW	37.782°	2025-09-01 13:04:04.392Z	159.068° S
15 mins	2025-09-01 15:08:04.392Z	269.997° W	2025-09-01 15:16:04.392Z	250.259° W	13.018°	2025-09-01 15:23:04.392Z	229.259° WSW