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

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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 (9 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: 13 hours ago

TLE from 13 hours ago

0 LEMUR 2 PETERG
1 42841U 17042S   26096.01064404  .00024781  00000-0  82530-3 0  9998
2 42841  97.3994 281.0854 0003499 224.5530 135.5430 15.31107343477384

Epoch: 2026-04-06T00:15Z

TLE epoch observation values (Epoch: 2026-04-06T00:15:19.645Z)

Latitude

-0.00002°

Longitude

82.9457°

Altitude

477.325 km

Speed

7.626 km/s

True Right ascension

18h 44m 20s

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

19:12:39

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

471.854 km

Perigee altitude

467.062 km

Semi-major axis

6,847.595 km

Eccentricity

0.00035

Inclination

97.3994°

RAAN

281.0854°

Arg. of periapsis

224.553°

True anomaly

135.57107°

Mean anomaly

135.543°

Eccentric anomaly

135.55704°

Mean motion

3.83033 °/min

Orbital period

93.99 mins

BSTAR

0.0008253

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

FLOCK 2K 30, 42872 (Decayed)

OBJECT C, 42827

KANOPUS-V-IK, 42825

WNISAT 1R, 42835

FLOCK 2K 36, 42876 (Decayed)

OBJECT AA, 42849

OBJECT U, 42843

FLOCK 2K 19, 42886 (Decayed)

LEMUR 2 GREENBERG, 42837

CORVUS BC1, 42847

FLOCK 2K 38, 42868 (Decayed)

FLOCK 2K 35, 42877 (Decayed)

FLOCK 2K 40, 42865 (Decayed)

LEMUR 2 ARTFISCHER, 42881 (Decayed)

OBJECT J, 42833

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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.
4 mins	2026-04-07 00:21:45.910Z	53.759° ENE	2026-04-07 00:23:45.910Z	93.323° ESE	18.109°	2026-04-07 00:25:45.910Z	134.064° SE
4 mins	2026-04-07 12:28:45.910Z	182.366° SSW	2026-04-07 12:29:45.910Z	205.872° SW	40.657°	2026-04-07 12:32:45.910Z	340.904° N

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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: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2026-04-06T00:15:19.645Z)

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: 13 hours ago