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OPS 5712 (P/L 152), 2873

Orbit data source: Space-Track

OPS 5712 (P/L 152), 2873 is an American payload satellite in LEO that was launched on Wed, 31 May 1967 UTC via a THOR SLV-2 AGENA D 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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<iframe src="https://www.satcat.com/sats-embedded/2873?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/2873?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

2873, 1967-053G

Orbit

LEO

Last TLE update

16 hours ago

Origin

National Reconnaissance Office (US)

Manufacturer

NRL

Mission

Defense Sigint

Bus & Motor

NRL 24", Unknown motor

Mass

52 kg wet, 52 kg dry

Launch date (UTC)

1967-05-31 (58 years ago)

Launch vehicle

THOR SLV-2 AGENA D

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Ell + 1 Ant, 18 m

Radar Cross Section

1.267 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 16 hours ago

0 OPS 5712 (P/L 152)
1  2873U 67053G   25128.70301454  .00000097  00000-0  10490-3 0  9996
2  2873  69.9742 199.3720 0009569 307.8915 180.7938 13.98407030952627

Epoch: 2025-05-08T16:52Z

Definitive object data (Epoch: 2025-05-08T16:52:20.456Z)

Latitude

47.28103°

Longitude

-123.60268°

Altitude

912.994 km

Speed

7.397 km/s

True Right ascension

23h 45m 00s

True Declination

47° 06' 48"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-7.29587°

Longitude

-99.23043°

Altitude

906.284 km

Speed

7.397 km/s

Apparent Right ascension

02h 43m 09s

Apparent Declination

-24° 24' 05"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

16:45:25

Azimuth

68.087° E

Elevation

-60.055°

Doppler factor

Orbital elements

Apogee altitude

904.322 km

Perigee altitude

890.398 km

Semi-major axis

7,275.497 km

Eccentricity

0.0009569

Inclination

69.9742°

RAAN

199.372°

Arg. of periapsis

307.8915°

True anomaly

180.79228°

Mean anomaly

180.7938°

Eccentric anomaly

180.79304°

Mean motion

3.49743 °/min

BSTAR

0.0001049

Orbital period

102.93 mins

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Other satellites on launch #53 in the year 1967 (1967-05-31 UTC)

OPS 5712 (P/L 160), 2826

THOR AGENA D R/B, 2825

OPS 5712 (P/L 153), 2874

SURCAL 150B, 2909

P/L 153 DEB, 19245

P/L 153 DEB, 39247 (Decayed)

OPS 5712 (P/L 152) 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.
11 mins	2025-05-09 15:07:14.202Z	346.071° N	2025-05-09 15:13:14.202Z	73.178° E	36.723°	2025-05-09 15:18:14.202Z	133.861° SE
7 mins	2025-05-09 16:55:14.202Z	293.729° NW	2025-05-09 16:58:14.202Z	252.551° W	22.555°	2025-05-09 17:02:14.202Z	207.559° SW
5 mins	2025-05-10 04:27:14.202Z	122.807° SE	2025-05-10 04:29:14.202Z	100.772° ESE	14.835°	2025-05-10 04:32:14.202Z	68.657° E
10 mins	2025-05-10 06:09:14.202Z	211.604° SW	2025-05-10 06:14:14.202Z	308.129° NW	43.811°	2025-05-10 06:19:14.202Z	20.094° NNE
4 mins	2025-05-10 07:59:14.202Z	301.106° NW	2025-05-10 08:00:14.202Z	311.741° NW	12.873°	2025-05-10 08:03:14.202Z	342.653° N

Authenticating...

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Check out OPS 5712 (P/L 152), 2873 on other resources

View OPS 5712 (P/L 152), 2873 on NASA - NSSDCA Website

View OPS 5712 (P/L 152), 2873 on Heavens-Above

View OPS 5712 (P/L 152), 2873 on Keep Track

View OPS 5712 (P/L 152), 2873 on Celestrak

View OPS 5712 (P/L 152), 2873 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.