ARTHUR-1, 48953 (Decayed)
Orbit data source: Space-Track
ARTHUR-1, 48953 was a payload satellite owned by Aerospacelab (BE) in LEO that was launched on Wed, 30 Jun 2021 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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48953 intel report (Beta)
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Identifier
Orbit
Country
BE / BELRelated business
Manufacturer
Aerospacelab
Mission
Decayed Commercial Technology
Bus & Motor
CUBESAT 12U, Unknown motor
Mass
~20 kg wet, ~20 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.1 m
Radar Cross Section
0.080 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 2 months ago
TLE from 2 months ago
0 ARTHUR-1
1 48953U 21059CC 25365.60281262 .11494332 27284-5 45979-3 0 9996
2 48953 97.6253 200.8647 0007407 260.6373 99.4091 16.43316269252647Epoch: 2025-12-31T14:28Z
TLE epoch observation values (Epoch: 2025-12-31T14:28:03.010Z)
Latitude
0.00007°
Longitude
-116.41722°
Altitude
161.039 km
Speed
7.809 km/s
True Right ascension
13h 23m 27s
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
10:26:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
158.647 km
Perigee altitude
148.971 km
Semi-major axis
6,531.946 km
Eccentricity
0.00074
Inclination
97.6253°
RAAN
200.8647°
Arg. of periapsis
260.6373°
True anomaly
99.49282°
Mean anomaly
99.4091°
Eccentric anomaly
99.45096°
Mean motion
4.1113 °/min
Orbital period
87.56 mins
BSTAR
0.00045979
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Other satellites on launch #59 in the year 2021 (2021-06-30 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.ARTHUR-1 Visibility
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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. |
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| This satellite is decayed. |
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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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 descending order |
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