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OPS 5712 (P/L 153), 2874

Orbit data source: Space-Track

OPS 5712 (P/L 153), 2874 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/2874?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/2874?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

2874, 1967-053H

Orbit

LEO

Last TLE update

15 hours ago

Origin

National Reconnaissance Office (US)

Manufacturer

NRL

Mission

Operational Defense Sigint

Bus & Motor

NRL MULTI, Unknown motor

Mass

77 kg wet, 77 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

1.399 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 15 hours ago

0 OPS 5712 (P/L 153)
1 02874U 67053H   25128.73386818  .00000061  00000-0  82343-4 0  9995
2 02874  69.9737 262.1560 0007643 341.4698  18.6128 13.96744881950305

Epoch: 2025-05-08T17:36Z

Definitive object data (Epoch: 2025-05-08T17:36:46.21Z)

Latitude

-0.00007°

Longitude

131.16331°

Altitude

902.125 km

Speed

7.404 km/s

True Right ascension

17h 28m 37s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at TLE epoch

Visualization TLE readout

Latitude

2.98954°

Longitude

-51.22429°

Altitude

912.412 km

Speed

7.394 km/s

Apparent Right ascension

04h 55m 56s

Apparent Declination

-16° 59' 20"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

16:21:29

Azimuth

339.479° N

Elevation

-65.885°

Doppler factor

Orbital elements

Apogee altitude

908.699 km

Perigee altitude

897.569 km

Semi-major axis

7,281.271 km

Eccentricity

0.0007643

Inclination

69.9737°

RAAN

262.156°

Arg. of periapsis

341.4698°

True anomaly

18.64078°

Mean anomaly

18.6128°

Eccentric anomaly

18.62679°

Mean motion

3.49327 °/min

BSTAR

0.000082343

Orbital period

103.06 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 152), 2873

SURCAL 150B, 2909

P/L 153 DEB, 19245

P/L 153 DEB, 39247 (Decayed)

OPS 5712 (P/L 153) 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.
9 mins	2025-05-09 09:11:21.917Z	155.55° SSE	2025-05-09 09:16:21.917Z	96.903° ESE	23.128°	2025-05-09 09:20:21.917Z	51.833° ENE
9 mins	2025-05-09 10:57:21.917Z	234.453° WSW	2025-05-09 11:01:21.917Z	304.27° NW	36.246°	2025-05-09 11:06:21.917Z	11.744° NNE
6 mins	2025-05-09 18:14:21.917Z	21.504° NNE	2025-05-09 18:16:21.917Z	44.635° NE	16.793°	2025-05-09 18:20:21.917Z	87.729° E
10 mins	2025-05-09 19:58:21.917Z	333.024° NNW	2025-05-09 20:03:21.917Z	191.278° SSW	44.158°	2025-05-09 20:08:21.917Z	161.03° S

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Check out OPS 5712 (P/L 153), 2874 on other resources

View OPS 5712 (P/L 153), 2874 on NASA - NSSDCA Website

View OPS 5712 (P/L 153), 2874 on Heavens-Above

View OPS 5712 (P/L 153), 2874 on Keep Track

View OPS 5712 (P/L 153), 2874 on Celestrak

View OPS 5712 (P/L 153), 2874 on Gunter's Space Page

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