OPS 1509 (TRANSIT 10), 1864
Orbit data source: Space-Track
OPS 1509 (TRANSIT 10), 1864 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Wed, 22 Dec 1965 UTC via an SCOUT A 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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1864 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
APL
Mission
Spacecraft
Bus & Motor
TRANSIT 5, Unknown motor
Mass
51 kg wet, 51 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: 6 hours ago
TLE from 6 hours ago
0 OPS 1509 (TRANSIT 10)
1 1864U 65109A 25336.79289626 .00000232 00000-0 20431-3 0 9998
2 1864 89.0655 254.7315 0111870 90.0659 271.3327 13.78989917 9037Epoch: 2025-12-02T19:01Z
TLE epoch observation values (Epoch: 2025-12-02T19:01:46.236Z)
Latitude
-0.00008°
Longitude
-102.5841°
Altitude
969.474 km
Speed
7.367 km/s
True Right ascension
16h 58m 55s
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
22:33:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,046.623 km
Perigee altitude
882.339 km
Semi-major axis
7,342.618 km
Eccentricity
0.01119
Inclination
89.0655°
RAAN
254.7315°
Arg. of periapsis
90.0659°
True anomaly
270.0508°
Mean anomaly
271.3327°
Eccentric anomaly
270.69178°
Mean motion
3.44958 °/min
Orbital period
104.36 mins
BSTAR
0.00020431
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Other satellites on launch #109 in the year 1965 (1965-12-22 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 1509 (TRANSIT 10) 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 | 2025-12-03 06:04:24.776Z | 29.075° NE | 2025-12-03 06:08:24.776Z | 80.84° E | 25.833° | 2025-12-03 06:13:24.776Z | 140.942° SSE |
| 8 mins | 2025-12-03 07:49:24.776Z | 333.416° NNW | 2025-12-03 07:53:24.776Z | 267.898° W | 30.233° | 2025-12-03 07:57:24.776Z | 218.667° SW |
| 6 mins | 2025-12-03 17:49:24.776Z | 108.565° ESE | 2025-12-03 17:52:24.776Z | 72.264° E | 18.227° | 2025-12-03 17:55:24.776Z | 37.821° NE |
| 10 mins | 2025-12-03 19:31:24.776Z | 197.843° SSW | 2025-12-03 19:36:24.776Z | 286.408° WNW | 38.992° | 2025-12-03 19:41:24.776Z | 349.023° N |
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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