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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 URL

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 (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, 0.3 m

Radar Cross Section

0.093 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 23 hours ago

TLE from 23 hours ago

0 LEMUR 2 PETERG
1 42841U 17042S   25261.21532425  .00016817  00000-0  75742-3 0  9994
2 42841  97.3956  83.4045 0004200 211.4620 148.6365 15.21126417446913

Epoch: 2025-09-18T05:10Z

TLE epoch observation values (Epoch: 2025-09-18T05:10:04.015Z)

Latitude

-0.00002°

Longitude

8.50765°

Altitude

508.002 km

Speed

7.609 km/s

True Right ascension

05h 33m 37s

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

20:53:33

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

502.294 km

Perigee altitude

496.517 km

Semi-major axis

6,877.543 km

Eccentricity

0.00042

Inclination

97.3956°

RAAN

83.4045°

Arg. of periapsis

211.462°

True anomaly

148.66154°

Mean anomaly

148.6365°

Eccentric anomaly

148.64902°

Mean motion

3.80534 °/min

Orbital period

94.6 mins

BSTAR

0.00075742

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

KANOPUS-V-IK, 42825

OBJECT AA, 42849

FLOCK 2K 03, 42850 (Decayed)

FLOCK 2K 04, 42851 (Decayed)

FLOCK 2K 01, 42852 (Decayed)

FLOCK 2K 02, 42853 (Decayed)

FLOCK 2K 47, 42854 (Decayed)

FLOCK 2K 48, 42855 (Decayed)

FLOCK 2K 45, 42856 (Decayed)

FLOCK 2K 24, 42857 (Decayed)

FLOCK 2K 46, 42858 (Decayed)

FLOCK 2K 23, 42859 (Decayed)

FLOCK 2K 21, 42860 (Decayed)

FLOCK 2K 22, 42861 (Decayed)

FLOCK 2K 07, 42862 (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	2025-09-19 12:52:45.259Z	212.193° SW	2025-09-19 12:54:45.259Z	259.271° W	26.33°	2025-09-19 12:57:45.259Z	322.557° NNW
4 mins	2025-09-20 01:56:45.259Z	325.506° NNW	2025-09-20 01:58:45.259Z	282.318° WNW	19.331°	2025-09-20 02:00:45.259Z	245.763° WSW

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: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2025-09-18T05:10:04.015Z)

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: 23 hours ago