PROTOMETHEE, 58321
Orbit data source: Space-Track
PROTOMETHEE, 58321 is a payload satellite owned by Promethee (FR) in SSO that was launched on Sat, 11 Nov 2023 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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58321 intel report (Beta)
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Identifier
Orbit
Country
FRRelated business
Manufacturer
NanoAvionics
Mission
Operational Commercial Imaging
Bus & Motor
CUBESAT 16U, Unknown motor
Mass
30 kg wet, ~30 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 0.2 m
Radar Cross Section
0.100 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 PROTOMETHEE
1 58321U 23174BT 26234.25588753 .00003723 00000-0 12220-3 0 9991
2 58321 97.3733 312.3669 0006032 294.0888 65.9723 15.32208773155082Epoch: 2026-08-22T06:08Z
TLE epoch observation values (Epoch: 2026-08-22T06:08:28.682Z)
Latitude
0.00002°
Longitude
-110.32152°
Altitude
470.652 km
Speed
7.632 km/s
True Right ascension
20h 49m 28s
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
07:39:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
470.3 km
Perigee altitude
462.043 km
Semi-major axis
6,844.309 km
Eccentricity
0.0006
Inclination
97.3733°
RAAN
312.3669°
Arg. of periapsis
294.0888°
True anomaly
66.03545°
Mean anomaly
65.9723°
Eccentric anomaly
66.00387°
Mean motion
3.83309 °/min
Orbital period
93.92 mins
BSTAR
0.0001222
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Other satellites on launch #174 in the year 2023 (2023-11-11 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.PROTOMETHEE 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-08-22 17:40:26.574Z | 32.03° NE | 2026-08-22 17:43:26.574Z | 94.966° ESE | 29.115° | 2026-08-22 17:46:26.574Z | 162.543° S |
| 5 mins | 2026-08-23 05:47:26.574Z | 205.351° SW | 2026-08-23 05:49:26.574Z | 264.697° W | 30.725° | 2026-08-23 05:52:26.574Z | 329.471° NNW |
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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