OPS 9845 (DMSP 5D-2 F6), 13736
Orbit data source: Space-Track
OPS 9845 (DMSP 5D-2 F6), 13736 is a payload satellite owned by USAF SD (US) in SSO that was launched on Tue, 21 Dec 1982 UTC via an ATLAS E 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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13736 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
RCA/East Windsor
Mission
Non-operational spacecraft
Bus & Motor
BLOCK 5D, STAR 37S
Mass
1,474 kg wet, 760 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 OPS 9845 (DMSP 5D-2 F6)
1 13736U 82118A 26098.27286365 .00000170 00000-0 81868-4 0 9997
2 13736 98.5940 286.7424 0007829 163.2037 196.9406 14.30494840255013Epoch: 2026-04-08T06:32Z
TLE epoch observation values (Epoch: 2026-04-08T06:32:55.419Z)
Latitude
-0.00004°
Longitude
-8.02611°
Altitude
798.38 km
Speed
7.452 km/s
True Right ascension
19h 06m 58s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
21:12:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
792.826 km
Perigee altitude
781.607 km
Semi-major axis
7,165.353 km
Eccentricity
0.00078
Inclination
98.594°
RAAN
286.7424°
Arg. of periapsis
163.2037°
True anomaly
196.91448°
Mean anomaly
196.9406°
Eccentric anomaly
196.92754°
Mean motion
3.57838 °/min
Orbital period
100.6 mins
BSTAR
0.000081868
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Other satellites on launch #118 in the year 1982 (1982-12-21 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.OPS 9845 (DMSP 5D-2 F6) 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-04-09 01:35:42.915Z | 8.212° NNE | 2026-04-09 01:39:42.915Z | 289.025° WNW | 43.886° | 2026-04-09 01:44:42.915Z | 201.852° SSW |
| 5 mins | 2026-04-09 11:15:42.915Z | 93.726° ESE | 2026-04-09 11:17:42.915Z | 66.096° ENE | 18.288° | 2026-04-09 11:20:42.915Z | 26.18° NE |
| 8 mins | 2026-04-09 12:53:42.915Z | 190.779° SSW | 2026-04-09 12:56:42.915Z | 249.816° W | 38.397° | 2026-04-09 13:01:42.915Z | 335.77° NNW |
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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