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: 14 hours ago
TLE from 14 hours ago
0 LEMUR 2 PETERG
1 42841U 17042S 25310.44756484 .00029328 00000-0 12269-2 0 9992
2 42841 97.3929 131.8402 0005424 55.3700 304.8047 15.23521258454401Epoch: 2025-11-06T10:44Z
TLE epoch observation values (Epoch: 2025-11-06T10:44:29.602Z)
Latitude
-0.00009°
Longitude
-75.18888°
Altitude
496.198 km
Speed
7.618 km/s
True Right ascension
08h 47m 21s
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
20:22:21
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
495.916 km
Perigee altitude
488.464 km
Semi-major axis
6,870.327 km
Eccentricity
0.00054
Inclination
97.3929°
RAAN
131.8402°
Arg. of periapsis
55.37°
True anomaly
304.75365°
Mean anomaly
304.8047°
Eccentric anomaly
304.77917°
Mean motion
3.81133 °/min
Orbital period
94.46 mins
BSTAR
0.0012269
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-11-07 01:28:59.493Z | 355.712° N | 2025-11-07 01:31:59.493Z | 288.536° WNW | 34.091° | 2025-11-07 01:34:59.493Z | 217.1° SW |
| 5 mins | 2025-11-07 12:05:59.493Z | 152.961° SSE | 2025-11-07 12:07:59.493Z | 112.727° SE | 40.123° | 2025-11-07 12:10:59.493Z | 357.786° N |
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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