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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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<iframe src="https://www.satcat.com/sats-embedded/42841?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/42841?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

42841, 2017-042S

Orbit

SSO

Country

Related business

Spire Global (US)

Manufacturer

Spire/Glasgow

Mission

Operational Commercial Com/MetRO

Bus & Motor

CUBESAT 3U, Unknown motor

Mass

4 kg wet, 4 kg dry

Launch date (UTC)

2017-07-14 (8 years ago)

Launch vehicle

SOYUZ-2-1A

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.5 m

Radar Cross Section

0.093 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 8 hours ago

TLE from 8 hours ago

0 LEMUR 2 PETERG
1 42841U 17042S   25342.48102506  .00020578  00000-0  82187-3 0  9996
2 42841  97.3919 163.4486 0003523 311.2150  48.8784 15.25163213459283

Epoch: 2025-12-08T11:32Z

TLE epoch observation values (Epoch: 2025-12-08T11:32:40.565Z)

Latitude

0°

Longitude

-87.19986°

Altitude

491.802 km

Speed

7.62 km/s

True Right ascension

10h 53m 47s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

17:24:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

489.672 km

Perigee altitude

484.835 km

Semi-major axis

6,865.391 km

Eccentricity

0.00035

Inclination

97.3919°

RAAN

163.4486°

Arg. of periapsis

311.215°

True anomaly

48.90882°

Mean anomaly

48.8784°

Eccentric anomaly

48.89361°

Mean motion

3.81545 °/min

Orbital period

94.35 mins

BSTAR

0.00082187

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Other satellites on launch #42 in the year 2017 (2017-07-14 UTC)

FLOCK 2K 08, 42863 (Decayed)

FLOCK 2K 28, 42880 (Decayed)

FLOCK 2K 11, 42894 (Decayed)

LEMUR 2 FURIAUS, 42840

LEMUR 2 DEMBITZ, 42842

FLOCK 2K 43, 42874 (Decayed)

KANOPUS-V-IK, 42825

WNISAT 1R, 42835

FLOCK 2K 14, 42892 (Decayed)

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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	2025-12-09 00:42:49.003Z	33.2° NE	2025-12-09 00:45:49.003Z	120.691° SE	31.979°	2025-12-09 00:47:49.003Z	163.735° S
4 mins	2025-12-09 12:52:49.003Z	218.081° SW	2025-12-09 12:54:49.003Z	272.452° WNW	25.67°	2025-12-09 12:56:49.003Z	316.374° NNW

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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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Check out LEMUR 2 PETERG, 42841 on other resources

View LEMUR 2 PETERG, 42841 on NASA - NSSDCA Website

View LEMUR 2 PETERG, 42841 on Heavens-Above

View LEMUR 2 PETERG, 42841 on Keep Track

View LEMUR 2 PETERG, 42841 on Celestrak

View LEMUR 2 PETERG, 42841 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

LEMUR 2 PETERG, 42841

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 8 hours ago

TLE from 8 hours ago

TLE epoch observation values (Epoch: 2025-12-08T11:32:40.565Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #42 in the year 2017 (2017-07-14 UTC)

LEMUR 2 PETERG Visibility forecast

Co-orbital & Co-planar RSOs

Check out LEMUR 2 PETERG, 42841 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 8 hours ago