LEMUR 2 BASS, 58259
Orbit data source: Space-Track
LEMUR 2 BASS, 58259 is an American payload satellite 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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58259 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Spire/Glasgow
Mission
Operational Commercial Earth Obs Sci
Bus & Motor
CUBESAT 16U, Unknown motor
Mass
~20 kg wet, ~20 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.240 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 LEMUR 2 BASS
1 58259U 23174D 25288.89994239 .00017098 00000-0 51936-3 0 9996
2 58259 97.4061 6.5435 0007578 334.6862 25.4009 15.34111318107792Epoch: 2025-10-15T21:35Z
TLE epoch observation values (Epoch: 2025-10-15T21:35:55.022Z)
Latitude
0.00003°
Longitude
17.89685°
Altitude
461.987 km
Speed
7.638 km/s
True Right ascension
00h 26m 10s
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
21:58:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
465.691 km
Perigee altitude
455.326 km
Semi-major axis
6,838.645 km
Eccentricity
0.00076
Inclination
97.4061°
RAAN
6.5435°
Arg. of periapsis
334.6862°
True anomaly
25.43818°
Mean anomaly
25.4009°
Eccentric anomaly
25.41954°
Mean motion
3.83785 °/min
Orbital period
93.8 mins
BSTAR
0.00051936
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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.LEMUR 2 BASS 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 05:32:47.297Z | 180.373° SSW | 2025-10-16 05:35:47.297Z | 249.917° W | 40.042° | 2025-10-16 05:38:47.297Z | 337.941° N |
| 4 mins | 2025-10-16 18:31:47.297Z | 339.136° N | 2025-10-16 18:32:47.297Z | 304.116° NW | 34.527° | 2025-10-16 18:35:47.297Z | 216.015° SW |
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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