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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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, 0.3 m
Radar Cross Section
0.240 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 LEMUR 2 BASS
1 58259U 23174D 26254.51223218 .00015080 00000-0 31385-3 0 9996
2 58259 97.3815 340.5765 0005978 205.2596 154.8362 15.45697438158681Epoch: 2026-09-11T12:17Z
TLE epoch observation values (Epoch: 2026-09-11T12:17:36.860Z)
Latitude
0.00002°
Longitude
165.63839°
Altitude
436.14 km
Speed
7.648 km/s
True Right ascension
22h 42m 18s
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
15:01:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
430.328 km
Perigee altitude
422.192 km
Semi-major axis
6,804.397 km
Eccentricity
0.0006
Inclination
97.3815°
RAAN
340.5765°
Arg. of periapsis
205.2596°
True anomaly
154.86531°
Mean anomaly
154.8362°
Eccentric anomaly
154.85076°
Mean motion
3.86686 °/min
Orbital period
93.1 mins
BSTAR
0.00031385
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-09-12 05:31:05.227Z | 141.729° SSE | 2026-09-12 05:34:05.227Z | 55.499° ENE | 38.564° | 2026-09-12 05:36:05.227Z | 8.68° NNE |
| 5 mins | 2026-09-12 18:23:05.227Z | 33.912° NE | 2026-09-12 18:25:05.227Z | 92.711° ESE | 42.022° | 2026-09-12 18:28:05.227Z | 170.846° S |
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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