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M-SEL, 63231

Orbit data source: Space-Track

M-SEL, 63231 is an American payload satellite in SSO that was launched on Sat, 15 Mar 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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/63231?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/63231?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

63231, 2025-052X

Orbit

SSO

Country

Related business

MITRE Corporation (US)

Manufacturer

Astro Digital

Mission

Operational Commercial Technology

Bus & Motor

CORVUS-MICRO, Unknown motor

Mass

32 kg wet, 32 kg dry

Launch date (UTC)

2025-03-15 (1 year ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.5 m

Radar Cross Section

0.400 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 19 hours ago

TLE from 19 hours ago

0 M-SEL
1 63231U 25052X   26072.22854946  .00009624  00000-0  39388-3 0  9991
2 63231  97.4034 326.8668 0006554 117.0204 243.1703 15.24507814 55296

Epoch: 2026-03-13T05:29Z

TLE epoch observation values (Epoch: 2026-03-13T05:29:06.673Z)

Latitude

-0.00004°

Longitude

73.72191°

Altitude

497.395 km

Speed

7.615 km/s

True Right ascension

21h 47m 28s

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

04:31:42

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

493.724 km

Perigee altitude

484.723 km

Semi-major axis

6,867.36 km

Eccentricity

0.00066

Inclination

97.4034°

RAAN

326.8668°

Arg. of periapsis

117.0204°

True anomaly

243.10331°

Mean anomaly

243.1703°

Eccentric anomaly

243.1368°

Mean motion

3.8138 °/min

Orbital period

94.39 mins

BSTAR

0.00039388

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Other satellites on launch #52 in the year 2025 (2025-03-15 UTC)

LEMUR 2 THEFALCONER, 63264

HADES-ICM, 63492

SPACEEYE-T1, 63229

LEMUR 2 BALTO, 63395

LEMUR 2 LIA-MARTIN, 63248

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M-SEL 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	2026-03-14 05:40:39.710Z	16.709° NNE	2026-03-14 05:43:39.710Z	124.942° SE	43.793°	2026-03-14 05:46:39.710Z	186.824° SSW
4 mins	2026-03-14 16:17:39.710Z	115.639° SE	2026-03-14 16:19:39.710Z	68.421° E	23.527°	2026-03-14 16:21:39.710Z	23.925° NE

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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 M-SEL, 63231 on other resources

View M-SEL, 63231 on NASA - NSSDCA Website

View M-SEL, 63231 on Heavens-Above

View M-SEL, 63231 on Keep Track

View M-SEL, 63231 on Celestrak

View M-SEL, 63231 on Gunter's Space Page

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

M-SEL, 63231

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 19 hours ago

TLE from 19 hours ago

TLE epoch observation values (Epoch: 2026-03-13T05:29:06.673Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #52 in the year 2025 (2025-03-15 UTC)

M-SEL Visibility forecast

Co-orbital & Co-planar RSOs

Check out M-SEL, 63231 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 19 hours ago