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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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https://www.satcat.com/sats-embedded/2874?theme=dark&initialShowStats=false

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Identifier

2874, 1967-053H

Orbit

LEO

Country

Related business

National Reconnaissance Office (US)

Manufacturer

NRL

Mission

Operational spacecraft

Bus & Motor

NRL MULTI, Unknown motor

Mass

77 kg wet, 77 kg dry

Launch date (UTC)

1967-05-31 (59 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

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 OPS 5712 (P/L 153)
1 02874U 67053H   26044.23846272  .00000051  00000-0  74867-4 0  9994
2 02874  69.9746  20.9746 0008056 335.3938  24.6783 13.96806870989470

Epoch: 2026-02-13T05:43Z

TLE epoch observation values (Epoch: 2026-02-13T05:43:23.179Z)

Latitude

0.00006°

Longitude

151.84931°

Altitude

901.854 km

Speed

7.404 km/s

True Right ascension

01h 23m 53s

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

17:00:22

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

908.784 km

Perigee altitude

897.053 km

Semi-major axis

7,281.055 km

Eccentricity

0.00081

Inclination

69.9746°

RAAN

20.9746°

Arg. of periapsis

335.3938°

True anomaly

24.71688°

Mean anomaly

24.6783°

Eccentric anomaly

24.69759°

Mean motion

3.49343 °/min

Orbital period

103.05 mins

BSTAR

0.000074867

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

OPS 5712 (P/L 152), 2873

OPS 5712 (P/L 160), 2826

THOR AGENA D R/B, 2825

GGSE 5, 2834

P/L 153 DEB, 39247 (Decayed)

SURCAL 150B, 2909 (Decayed)

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OPS 5712 (P/L 153) 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.
10 mins	2026-02-13 23:01:18.169Z	168.827° S	2026-02-13 23:06:18.169Z	98.748° ESE	31.512°	2026-02-13 23:11:18.169Z	40.729° NE
9 mins	2026-02-14 00:47:18.169Z	246.487° WSW	2026-02-14 00:51:18.169Z	298.657° NW	28.494°	2026-02-14 00:56:18.169Z	4.331° NNE
7 mins	2026-02-14 08:04:18.169Z	14.701° NNE	2026-02-14 08:07:18.169Z	55.168° ENE	22.454°	2026-02-14 08:11:18.169Z	101.731° ESE
10 mins	2026-02-14 09:48:18.169Z	323.96° NNW	2026-02-14 09:53:18.169Z	239.889° WSW	39.341°	2026-02-14 09:58:18.169Z	175.894° S

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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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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.

OPS 5712 (P/L 153), 2874

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-02-13T05:43:23.179Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

OPS 5712 (P/L 153) Visibility forecast

Co-orbital & Co-planar RSOs

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

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago