ARCSTONE, 64540
Orbit data source: Space-Track
ARCSTONE, 64540 is a payload satellite owned by NASA LaRC (US) 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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64540 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Blue Canyon
Mission
Operational Civil Astronomy
Bus & Motor
CUBESAT 6U, Unknown motor
Mass
5 kg wet, 5 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 0.7 m
Radar Cross Section
0.072 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 ARCSTONE
1 64540U 25135N 26083.22222074 .00022918 00000-0 80598-3 0 9990
2 64540 97.4507 200.2714 0004449 128.0232 232.1411 15.29350079 42032Epoch: 2026-03-24T05:19Z
TLE epoch observation values (Epoch: 2026-03-24T05:19:59.871Z)
Latitude
0.00002°
Longitude
-61.43104°
Altitude
482.729 km
Speed
7.623 km/s
True Right ascension
13h 21m 05s
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
00:44:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
477.758 km
Perigee altitude
471.66 km
Semi-major axis
6,852.846 km
Eccentricity
0.00044
Inclination
97.4507°
RAAN
200.2714°
Arg. of periapsis
128.0232°
True anomaly
232.10086°
Mean anomaly
232.1411°
Eccentric anomaly
232.12098°
Mean motion
3.82593 °/min
Orbital period
94.09 mins
BSTAR
0.00080598
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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.ARCSTONE 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 | 2026-03-24 20:01:57.603Z | 38.003° NE | 2026-03-24 20:04:57.603Z | 103.515° ESE | 25.217° | 2026-03-24 20:06:57.603Z | 149.25° SSE |
| 5 mins | 2026-03-25 08:09:57.603Z | 198.85° SSW | 2026-03-25 08:11:57.603Z | 259.092° W | 33.923° | 2026-03-25 08:14:57.603Z | 331.392° NNW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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