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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
1864 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
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: 8 hours ago
TLE from 8 hours ago
0 OPS 1509 (TRANSIT 10)
1 1864U 65109A 25322.35311558 .00000233 00000-0 20479-3 0 9998
2 1864 89.0637 256.1613 0111202 133.1434 227.9098 13.78983774 7049Epoch: 2025-11-18T08:28Z
TLE epoch observation values (Epoch: 2025-11-18T08:28:29.186Z)
Latitude
0.00005°
Longitude
71.39927°
Altitude
1,025.748 km
Speed
7.311 km/s
True Right ascension
17h 04m 38s
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
13:38:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,046.154 km
Perigee altitude
882.851 km
Semi-major axis
7,342.64 km
Eccentricity
0.01112
Inclination
89.0637°
RAAN
256.1613°
Arg. of periapsis
133.1434°
True anomaly
226.97294°
Mean anomaly
227.9098°
Eccentric anomaly
227.4405°
Mean motion
3.44957 °/min
Orbital period
104.36 mins
BSTAR
0.00020479
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #109 in the year 1965 (1965-12-22 UTC)
Did you know?
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
Loading observer location...
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 | 2025-11-18 19:02:43.911Z | 129.39° SE | 2025-11-18 19:07:43.911Z | 74.396° E | 22.99° | 2025-11-18 19:11:43.911Z | 28.661° NE |
| 10 mins | 2025-11-18 20:46:43.911Z | 205.125° SW | 2025-11-18 20:51:43.911Z | 277.854° WNW | 35.672° | 2025-11-18 20:56:43.911Z | 344.048° N |
| 10 mins | 2025-11-19 07:42:43.911Z | 11.562° NNE | 2025-11-19 07:46:43.911Z | 68.578° E | 40.641° | 2025-11-19 07:52:43.911Z | 168.824° S |
| 5 mins | 2025-11-19 09:28:43.911Z | 311.699° NW | 2025-11-19 09:30:43.911Z | 288.023° WNW | 16.099° | 2025-11-19 09:33:43.911Z | 253.434° W |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|