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 25308.73984131 .00018122 00000-0 76252-3 0 9996
2 42841 97.3927 130.1567 0005357 60.9175 299.2598 15.23425710454141Epoch: 2025-11-04T17:45Z
TLE epoch observation values (Epoch: 2025-11-04T17:45:22.289Z)
Latitude
0°
Longitude
179.59129°
Altitude
496.813 km
Speed
7.617 km/s
True Right ascension
08h 40m 37s
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
02:29:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
496.158 km
Perigee altitude
488.797 km
Semi-major axis
6,870.614 km
Eccentricity
0.00054
Inclination
97.3927°
RAAN
130.1567°
Arg. of periapsis
60.9175°
True anomaly
299.20623°
Mean anomaly
299.2598°
Eccentric anomaly
299.23302°
Mean motion
3.8111 °/min
Orbital period
94.46 mins
BSTAR
0.00076252
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-11-05 12:48:41.298Z | 210.365° SW | 2025-11-05 12:50:41.298Z | 263.859° W | 28.284° | 2025-11-05 12:53:41.298Z | 326.204° NNW |
| 4 mins | 2025-11-06 01:51:41.298Z | 322.293° NNW | 2025-11-06 01:52:41.298Z | 299.365° NW | 21.355° | 2025-11-06 01:55:41.298Z | 238.516° 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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