LEMUR 2 PETERG, 42841
Orbit data source: Space-Track
LEMUR 2 PETERG, 42841 is a payload satellite owned by Spire (US) in SSO that was launched on Fri, 14 Jul 2017 UTC via a SOYUZ-2-1A launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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42841 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Spire/Glasgow
Mission
Operational Commercial Com/MetRO
Bus & Motor
CUBESAT 3U, Unknown motor
Mass
4 kg wet, 4 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.5 m
Radar Cross Section
0.093 m², Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 LEMUR 2 PETERG
1 42841U 17042S 25324.49902523 .00015666 00000-0 64311-3 0 9995
2 42841 97.3923 145.6960 0004801 14.3633 345.7740 15.24293489456549Epoch: 2025-11-20T11:58Z
TLE epoch observation values (Epoch: 2025-11-20T11:58:35.779Z)
Latitude
-0.00006°
Longitude
-93.7086°
Altitude
492.806 km
Speed
7.62 km/s
True Right ascension
09h 42m 47s
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
21:54:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
493.165 km
Perigee altitude
486.57 km
Semi-major axis
6,868.004 km
Eccentricity
0.00048
Inclination
97.3923°
RAAN
145.696°
Arg. of periapsis
14.3633°
True anomaly
345.76047°
Mean anomaly
345.774°
Eccentric anomaly
345.76724°
Mean motion
3.81327 °/min
Orbital period
94.41 mins
BSTAR
0.00064311
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Other satellites on launch #42 in the year 2017 (2017-07-14 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 PETERG 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-11-21 01:07:55.793Z | 10.383° NNE | 2025-11-21 01:11:55.793Z | 206.194° SW | 42.146° | 2025-11-21 01:14:55.793Z | 195.207° SSW |
| 4 mins | 2025-11-21 11:45:55.793Z | 117.763° SE | 2025-11-21 11:47:55.793Z | 56.931° ENE | 27.441° | 2025-11-21 11:49:55.793Z | 15.024° NNE |
| 5 mins | 2025-11-22 00:47:55.793Z | 39.328° NE | 2025-11-22 00:49:55.793Z | 119.113° SE | 35.478° | 2025-11-22 00:52:55.793Z | 174.013° 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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