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: 12 hours ago
TLE from 12 hours ago
0 OPS 9845 (DMSP 5D-2 F6)
1 13736U 82118A 26049.10048566 .00000162 00000-0 79042-4 0 9996
2 13736 98.5919 238.1570 0006788 321.8437 38.2265 14.30468556247984Epoch: 2026-02-18T02:24Z
TLE epoch observation values (Epoch: 2026-02-18T02:24:41.961Z)
Latitude
0.00007°
Longitude
53.91118°
Altitude
789.276 km
Speed
7.461 km/s
True Right ascension
15h 52m 37s
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
17:16:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
792.168 km
Perigee altitude
782.44 km
Semi-major axis
7,165.441 km
Eccentricity
0.00068
Inclination
98.5919°
RAAN
238.157°
Arg. of periapsis
321.8437°
True anomaly
38.27466°
Mean anomaly
38.2265°
Eccentric anomaly
38.25058°
Mean motion
3.57832 °/min
Orbital period
100.61 mins
BSTAR
0.000079042
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-02-19 00:49:33.138Z | 33.154° NE | 2026-02-19 00:53:33.138Z | 99.595° ESE | 33.177° | 2026-02-19 00:57:33.138Z | 164.226° S |
| 6 mins | 2026-02-19 02:30:33.138Z | 329.028° NNW | 2026-02-19 02:32:33.138Z | 297.829° NW | 22.331° | 2026-02-19 02:36:33.138Z | 244.175° WSW |
| 8 mins | 2026-02-19 12:07:33.138Z | 143.495° SSE | 2026-02-19 12:10:33.138Z | 83.44° E | 39.975° | 2026-02-19 12:15:33.138Z | 355.699° N |
| 5 mins | 2026-02-19 13:48:33.138Z | 241.646° WSW | 2026-02-19 13:50:33.138Z | 267.716° W | 15.704° | 2026-02-19 13:53:33.138Z | 304.478° NW |
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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