PULSAR-0, 64541
Orbit data source: Space-Track
PULSAR-0, 64541 is an American payload satellite in SSO that was launched on Mon, 23 Jun 2025 UTC via an FALCON 9 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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64541 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Aerospacelab
Mission
Operational Commercial Navigation
Bus & Motor
PULSAR, AOCS
Mass
149 kg wet, 144 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.0 m
Radar Cross Section
0.963 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 PULSAR-0
1 64541U 25135P 26224.55637903 .00001357 00000-0 65164-4 0 9992
2 64541 97.4743 338.6963 0003023 19.7296 340.4055 15.20546285 63396Epoch: 2026-08-12T13:21Z
TLE epoch observation values (Epoch: 2026-08-12T13:21:11.148Z)
Latitude
-0.00007°
Longitude
177.39124°
Altitude
505.32 km
Speed
7.613 km/s
True Right ascension
22h 34m 47s
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
18:26:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
503.239 km
Perigee altitude
499.08 km
Semi-major axis
6,879.297 km
Eccentricity
0.0003
Inclination
97.4743°
RAAN
338.6963°
Arg. of periapsis
19.7296°
True anomaly
340.39388°
Mean anomaly
340.4055°
Eccentric anomaly
340.39969°
Mean motion
3.80388 °/min
Orbital period
94.64 mins
BSTAR
0.000065164
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Other satellites on launch #135 in the year 2025 (2025-06-23 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.PULSAR-0 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-08-13 06:52:35.421Z | 112.213° ESE | 2026-08-13 06:54:35.421Z | 76.24° E | 18.472° | 2026-08-13 06:56:35.421Z | 34.703° NE |
| 4 mins | 2026-08-13 08:26:35.421Z | 220.449° SW | 2026-08-13 08:28:35.421Z | 264.525° W | 22.245° | 2026-08-13 08:30:35.421Z | 308.211° NW |
| 5 mins | 2026-08-13 19:56:35.421Z | 47.393° ENE | 2026-08-13 19:58:35.421Z | 92.431° ESE | 24.903° | 2026-08-13 20:01:35.421Z | 154.161° SSE |
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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