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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Edit Public Description
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: 4 hours ago
TLE from 4 hours ago
0 PROTOMETHEE
1 58321U 23174BT 25288.96033763 .00009838 00000-0 36746-3 0 9995
2 58321 97.4027 3.8374 0007215 320.1851 39.8858 15.27553043107633Epoch: 2025-10-15T23:02Z
TLE epoch observation values (Epoch: 2025-10-15T23:02:53.171Z)
Latitude
-0.00002°
Longitude
-6.61106°
Altitude
482.433 km
Speed
7.626 km/s
True Right ascension
00h 15m 20s
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
22:02:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.034 km
Perigee altitude
475.137 km
Semi-major axis
6,858.222 km
Eccentricity
0.00072
Inclination
97.4027°
RAAN
3.8374°
Arg. of periapsis
320.1851°
True anomaly
39.93885°
Mean anomaly
39.8858°
Eccentric anomaly
39.91232°
Mean motion
3.82143 °/min
Orbital period
94.21 mins
BSTAR
0.00036746
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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 | 2025-10-16 05:27:28.093Z | 186.312° SSW | 2025-10-16 05:30:28.093Z | 255.429° W | 36.633° | 2025-10-16 05:33:28.093Z | 333.749° NNW |
| 4 mins | 2025-10-16 18:29:28.093Z | 334.91° NNW | 2025-10-16 18:31:28.093Z | 270.248° WNW | 28.934° | 2025-10-16 18:33:28.093Z | 227.535° WSW |
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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