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OPS 8737, 14690

Orbit data source: Space-Track

OPS 8737, 14690 is an American payload satellite in LEO that was launched on Sun, 05 Feb 1984 UTC via an ATLAS H 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/14690?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/14690?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

14690, 1984-012A

Orbit

LEO

Last TLE update

10 hours ago

Origin

National Reconnaissance Office (US)

Manufacturer

Martin Marietta

Mission

Defense Sigint

Bus & Motor

NOSS MSD, Unknown motor

Mass

590 kg wet, 559 kg dry

Launch date (UTC)

1984-02-05 (41 years ago)

Launch vehicle

ATLAS H

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 0.8 m

Radar Cross Section

2.769 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago

0 OPS 8737
1 14690U 84012A   25197.89795774  .00011953  00000-0  75026-3 0  9997
2 14690  63.2991  37.8642 0678202 118.9081 248.1738 14.07110393 60610

Epoch: 2025-07-16T21:33Z

TLE epoch observation values (Epoch: 2025-07-16T21:33:03.548Z)

Latitude

-0.00004°

Longitude

139.62787°

Altitude

1,081.482 km

Speed

7.205 km/s

True Right ascension

02h 31m 27s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-20.7381°

Longitude

127.48792°

Altitude

1,250.297 km

Speed

7.04 km/s

Apparent Right ascension

04h 12m 21s

Apparent Declination

-40° 19' 48"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

20:20:58

Azimuth

111.674° ESE

Elevation

-43.503°

Doppler factor

Orbital elements

Apogee altitude

1,359.515 km

Perigee altitude

376.636 km

Semi-major axis

7,246.212 km

Eccentricity

0.06782

Inclination

63.2991°

RAAN

37.8642°

Arg. of periapsis

118.9081°

True anomaly

Unknown

Mean anomaly

248.1738°

Eccentric anomaly

Unknown

Mean motion

3.51865 °/min

Orbital period

102.31 mins

BSTAR

0.00075026

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Other satellites on launch #12 in the year 1984 (1984-02-05 UTC)

ATLAS H R/B, 14691 (Decayed)

JD 1, 14728

JD 2, 14729

OPS 8737 DEB, 14761 (Decayed)

JD 3, 14795

OPS 8737 DEB, 14964 (Decayed)

OPS 8737 DEB, 14969 (Decayed)

OPS 8737 DEB, 15347

OPS 8737 DEB, 15348

OPS 8737 DEB, 15349

OPS 8737 DEB, 19441 (Decayed)

OPS 8737 DEB, 28529

OPS 8737 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.
8 mins	2025-07-17 14:43:54.204Z	191.193° SSW	2025-07-17 14:48:54.204Z	109.744° ESE	36.349°	2025-07-17 14:51:54.204Z	52.004° ENE
5 mins	2025-07-17 16:31:54.204Z	276.279° WNW	2025-07-17 16:33:54.204Z	307.491° NW	19.954°	2025-07-17 16:36:54.204Z	358.434° N
4 mins	2025-07-17 23:41:54.204Z	343.271° N	2025-07-17 23:42:54.204Z	14.177° NNE	38.229°	2025-07-17 23:45:54.204Z	134.056° SE

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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Authenticating...

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Check out OPS 8737, 14690 on other resources

View OPS 8737, 14690 on NASA - NSSDCA Website

View OPS 8737, 14690 on Heavens-Above

View OPS 8737, 14690 on Keep Track

View OPS 8737, 14690 on Celestrak

View OPS 8737, 14690 on Gunter's Space Page

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