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O3B FM15, 43231

Orbit data source: Space-Track

O3B FM15, 43231 is a payload satellite owned by O3B SES (JE) that was launched on Fri, 09 Mar 2018 UTC via a SOYUZ-ST-B launch vehicle from the French Guiana (FRGUI). 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/43231?theme=dark&initialShowStats=false

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Identifier

43231, 2018-024A

Orbit

Active

Country

Unknown / O3B

Related business

SES S.A. (LU)

Manufacturer

Thales Alenia

Mission

Operational Commercial Communications

Bus & Motor

PRISMA?, LS-400 AOCS?

Mass

700 kg wet, ~500 kg dry

Launch date (UTC)

2018-03-09 (8 years ago)

Launch vehicle

SOYUZ-ST-B

Launch site

French Guiana (FRGUI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Trap Box + 2 Pan, 6.0 m

Radar Cross Section

21.980 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 4 days ago

TLE from 4 days ago

0 O3B FM15
1 43231U 18024A   26169.49203947 -.00000023  00000-0  00000+0 0  9995
2 43231   0.0516   1.9456 0002620  83.8709 274.2112  5.00115790151090

Epoch: 2026-06-18T11:48Z

TLE epoch observation values (Epoch: 2026-06-18T11:48:32.210Z)

Latitude

-0.00183°

Longitude

-83.86873°

Altitude

8,064.089 km

Speed

5.254 km/s

True Right ascension

00h 00m 00s

True Declination

0° 00' 07"

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

23:19:37

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

8,072.728 km

Perigee altitude

8,065.158 km

Semi-major axis

14,447.08 km

Eccentricity

0.00026

Inclination

0.0516°

RAAN

1.9456°

Arg. of periapsis

83.8709°

True anomaly

274.18126°

Mean anomaly

274.2112°

Eccentric anomaly

274.19623°

Mean motion

1.24989 °/min

Orbital period

288.02 mins

BSTAR

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Other satellites on launch #24 in the year 2018 (2018-03-09 UTC)

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O3B FM15 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.
80 mins	2026-06-22 16:47:18.113Z	232.631° WSW	2026-06-22 17:27:18.113Z	179.944° S	24.413°	2026-06-22 18:07:18.113Z	127.267° SE
79 mins	2026-06-22 22:48:18.113Z	231.63° WSW	2026-06-22 23:27:18.113Z	179.883° S	24.387°	2026-06-23 00:07:18.113Z	127.313° SE
79 mins	2026-06-23 04:48:18.113Z	231.558° WSW	2026-06-23 05:27:18.113Z	179.911° S	24.326°	2026-06-23 06:07:18.113Z	127.37° SE
79 mins	2026-06-23 10:48:18.113Z	231.573° WSW	2026-06-23 11:27:18.113Z	179.971° S	24.354°	2026-06-23 12:07:18.113Z	127.323° SE

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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 O3B FM15, 43231 on other resources

View O3B FM15, 43231 on NASA - NSSDCA Website

View O3B FM15, 43231 on Heavens-Above

View O3B FM15, 43231 on Keep Track

View O3B FM15, 43231 on Celestrak

View O3B FM15, 43231 on Gunter's Space Page

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

O3B FM15, 43231

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 4 days ago

TLE from 4 days ago

TLE epoch observation values (Epoch: 2026-06-18T11:48:32.210Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #24 in the year 2018 (2018-03-09 UTC)

O3B FM15 Visibility forecast

Co-orbital & Co-planar RSOs

Check out O3B FM15, 43231 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 4 days ago