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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: 5 hours ago

TLE from 5 hours ago

0 M-SEL
1 63231U 25052X   26220.64136516  .00004376  00000-0  16841-3 0  9996
2 63231  97.3847 113.6101 0004030 350.3968   9.7193 15.26901853 77923

Epoch: 2026-08-08T15:23Z

TLE epoch observation values (Epoch: 2026-08-08T15:23:33.949Z)

Latitude

-0.00006°

Longitude

-74.43114°

Altitude

485.454 km

Speed

7.624 km/s

True Right ascension

07h 34m 26s

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

10:22:49

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

484.801 km

Perigee altitude

479.272 km

Semi-major axis

6,860.173 km

Eccentricity

0.0004

Inclination

97.3847°

RAAN

113.6101°

Arg. of periapsis

350.3968°

True anomaly

9.7271°

Mean anomaly

9.7193°

Eccentric anomaly

9.7232°

Mean motion

3.8198 °/min

Orbital period

94.25 mins

BSTAR

0.00016841

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

FIRESAT0, 63256

ICEYE-X51, 63257

JINJUSAT-1B, 63210

OBJECT BJ, 63396 (Decayed)

HERMES-5, 63834

OBJECT F, 63215

LEMUR 2 MARACHE-FRAN, 63262

UNICORN-2O, 63980 (Decayed)

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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	2026-08-09 06:05:54.640Z	0.193° NNE	2026-08-09 06:08:54.640Z	306.281° NW	36.342°	2026-08-09 06:11:54.640Z	213.91° SW
5 mins	2026-08-09 16:41:54.640Z	144.429° SSE	2026-08-09 16:43:54.640Z	94.07° ESE	36.963°	2026-08-09 16:46:54.640Z	2.379° NNE

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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: 5 hours ago

TLE from 5 hours ago

TLE epoch observation values (Epoch: 2026-08-08T15:23:33.949Z)

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: 5 hours ago