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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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Identifier
1864, 1965-109A
Orbit
LEO
Last TLE update
15 hours ago
Origin
Manufacturer
APL
Mission
Defense Navigation
Bus & Motor
TRANSIT 5, Unknown motor
Mass
51 kg wet, 51 kg dry
Launch date (UTC)
1965-12-22 (60 years ago)
Launch vehicle
SCOUT A
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Oct Cyl + 4 Pan + 1 Rod, Unknown HBR
Radar Cross Section
7.565 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago
0 OPS 1509 (TRANSIT 10)
1 01864U 65109A   25188.76427606  .00000144  00000-0  12262-3 0  9997
2 01864  89.0611 269.4806 0110335 177.9780 182.1856 13.78931056988631
Epoch: 2025-07-07T18:20Z
TLE epoch observation values (Epoch: 2025-07-07T18:20:33.451Z)
Latitude
-0.00007°
Longitude
68.37229°
Altitude
1,051.684 km
Speed
7.286 km/s
True Right ascension
17h 57m 55s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
6.00926°
Longitude
-111.78726°
Altitude
889.088 km
Speed
7.449 km/s
Apparent Right ascension
07h 15m 04s
Apparent Declination
-16° 39' 05"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
21:12:46
Azimuth
56.149° ENE
Elevation
-55.478°
Doppler factor
1
Orbital elements
Apogee altitude
1,045.707 km
Perigee altitude
883.673 km
Semi-major axis
7,342.827 km
Eccentricity
0.01103
Inclination
89.0611°
RAAN
269.4806°
Arg. of periapsis
177.978°
True anomaly
Unknown
Mean anomaly
182.1856°
Eccentric anomaly
Unknown
Mean motion
3.44944 °/min
Orbital period
104.36 mins
BSTAR
0.00012262
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OPS 1509 (TRANSIT 10) 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.
11 mins2025-07-08 17:33:56.583Z3.463° NNE2025-07-08 17:39:56.583Z111.559° ESE44.358°2025-07-08 17:44:56.583Z177.132° S
10 mins2025-07-09 05:17:56.583Z152.754° SSE2025-07-09 05:21:56.583Z96.992° ESE38.692°2025-07-09 05:27:56.583Z9.945° NNE
7 mins2025-07-09 07:03:56.583Z243.75° WSW2025-07-09 07:06:56.583Z279.265° WNW21.436°2025-07-09 07:10:56.583Z324.242° NNW
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