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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: 9 hours ago

TLE from 9 hours ago

0 M-SEL
1 63231U 25052X   26221.68990750  .00004984  00000-0  19133-3 0  9991
2 63231  97.3847 114.6475 0003919 346.4359  13.6774 15.26913754 78083

Epoch: 2026-08-09T16:33Z

TLE epoch observation values (Epoch: 2026-08-09T16:33:28.007Z)

Latitude

0.00001°

Longitude

-91.90249°

Altitude

485.531 km

Speed

7.624 km/s

True Right ascension

07h 38m 35s

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

15:57:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

484.689 km

Perigee altitude

479.312 km

Semi-major axis

6,860.138 km

Eccentricity

0.00039

Inclination

97.3847°

RAAN

114.6475°

Arg. of periapsis

346.4359°

True anomaly

13.68802°

Mean anomaly

13.6774°

Eccentric anomaly

13.68271°

Mean motion

3.81983 °/min

Orbital period

94.25 mins

BSTAR

0.00019133

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

HADES-ICM, 63492 (Decayed)

OBJECT AH, 63241

ETIHAD-SAT, 63226

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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	2026-08-10 05:42:16.324Z	17.114° NNE	2026-08-10 05:45:16.324Z	136.8° SSE	43.347°	2026-08-10 05:48:16.324Z	186.681° SSW
4 mins	2026-08-10 16:18:16.324Z	113.018° SE	2026-08-10 16:20:16.324Z	65.534° ENE	22.466°	2026-08-10 16:22:16.324Z	23.348° 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: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-08-09T16:33:28.007Z)

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: 9 hours ago