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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Edit Public Description
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, 0.9 m
Radar Cross Section
1.760 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 PULSAR-0
1 64541U 25135P 25269.23087168 .00006383 00000-0 31857-3 0 9992
2 64541 97.4511 22.1846 0004000 45.2529 314.9029 15.17842042 14752Epoch: 2025-09-26T05:32Z
TLE epoch observation values (Epoch: 2025-09-26T05:32:27.313Z)
Latitude
-0.00008°
Longitude
-66.20981°
Altitude
513.504 km
Speed
7.608 km/s
True Right ascension
01h 28m 44s
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
15:09:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
512.089 km
Perigee altitude
506.579 km
Semi-major axis
6,887.471 km
Eccentricity
0.0004
Inclination
97.4511°
RAAN
22.1846°
Arg. of periapsis
45.2529°
True anomaly
314.87042°
Mean anomaly
314.9029°
Eccentric anomaly
314.88666°
Mean motion
3.79711 °/min
Orbital period
94.81 mins
BSTAR
0.00031857
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-09-27 07:00:13.574Z | 120.142° SE | 2025-09-27 07:02:13.574Z | 79.117° E | 23.747° | 2025-09-27 07:05:13.574Z | 16.871° NNE |
| 5 mins | 2025-09-27 20:06:13.574Z | 46.51° ENE | 2025-09-27 20:08:13.574Z | 116.4° SE | 32.026° | 2025-09-27 20:11:13.574Z | 169.063° S |
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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