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: 9 hours ago
TLE from 9 hours ago
0 LEMUR 2 PETERG
1 42841U 17042S 25355.46905187 .00017651 00000-0 69420-3 0 9997
2 42841 97.3913 176.2839 0003098 252.0906 107.9995 15.25712004461269Epoch: 2025-12-21T11:15Z
TLE epoch observation values (Epoch: 2025-12-21T11:15:26.081Z)
Latitude
0.00001°
Longitude
-82.85583°
Altitude
492.405 km
Speed
7.618 km/s
True Right ascension
11h 45m 08s
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
19:35:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
487.732 km
Perigee altitude
483.479 km
Semi-major axis
6,863.743 km
Eccentricity
0.00031
Inclination
97.3913°
RAAN
176.2839°
Arg. of periapsis
252.0906°
True anomaly
108.03326°
Mean anomaly
107.9995°
Eccentric anomaly
108.01638°
Mean motion
3.81682 °/min
Orbital period
94.32 mins
BSTAR
0.0006942
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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 | 2025-12-22 00:25:44.808Z | 48.607° ENE | 2025-12-22 00:27:44.808Z | 90.647° ESE | 22.24° | 2025-12-22 00:30:44.808Z | 150.496° SSE |
| 5 mins | 2025-12-22 12:34:44.808Z | 191.571° SSW | 2025-12-22 12:36:44.808Z | 251.178° W | 37.598° | 2025-12-22 12:39:44.808Z | 334.341° NNW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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