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LEMUR 2 ZACHARY, 42845

Orbit data source: Space-Track

LEMUR 2 ZACHARY, 42845 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/42845?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

42845, 2017-042W

Orbit

SSO

Country

US

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: 11 hours ago

TLE from 11 hours ago

0 LEMUR 2 ZACHARY
1 42845U 17042W   26119.51956358  .00039234  00000-0  79651-3 0  9990
2 42845  97.3631 310.2671 0004152 178.6439 181.4823 15.46237793481674

Epoch: 2026-04-29T12:28Z

TLE epoch observation values (Epoch: 2026-04-29T12:28:10.293Z)

Latitude

0.00004°

Longitude

-94.25515°

Altitude

433.696 km

Speed

7.65 km/s

True Right ascension

20h 41m 04s

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

06:40:14

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

427.497 km

Perigee altitude

421.848 km

Semi-major axis

6,802.81 km

Eccentricity

0.00042

Inclination

97.3631°

RAAN

310.2671°

Arg. of periapsis

178.6439°

True anomaly

181.48107°

Mean anomaly

181.4823°

Eccentric anomaly

181.48168°

Mean motion

3.86822 °/min

Orbital period

93.07 mins

BSTAR

0.00079651

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

FLOCK 2K 21, 42860 (Decayed)

KANOPUS-V-IK, 42825

FLOCK 2K 10, 42895 (Decayed)

WNISAT 1R, 42835

OBJECT C, 42827

LEMUR 2 ANDIS, 42838

TECHNOSAT, 42829

FLOCK 2K 29, 42871 (Decayed)

FLOCK 2K 25, 42884 (Decayed)

FLOCK 2K 33, 42879 (Decayed)

OBJECT J, 42833

LEMUR 2 MONSON, 42839

FLOCK 2K 36, 42876 (Decayed)

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

LEMUR 2 ZACHARY 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	2026-04-30 01:27:02.362Z	17.19° NNE	2026-04-30 01:30:02.362Z	127.351° SE	42.997°	2026-04-30 01:33:02.362Z	186.121° SSW

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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 ZACHARY, 42845 on other resources

View LEMUR 2 ZACHARY, 42845 on NASA - NSSDCA Website

View LEMUR 2 ZACHARY, 42845 on Heavens-Above

View LEMUR 2 ZACHARY, 42845 on Keep Track

View LEMUR 2 ZACHARY, 42845 on Celestrak

View LEMUR 2 ZACHARY, 42845 on Gunter's Space Page

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

Documentation

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