O3B FM18, 44115
Orbit data source: Space-Track
O3B FM18, 44115 is a payload satellite owned by O3B SES (JE) that was launched on Thu, 04 Apr 2019 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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
44115 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
Unknown / O3BRelated business
Manufacturer
Thales Alenia
Mission
Operational Commercial Communications
Bus & Motor
PRISMA?, LS-400 AOCS?
Mass
700 kg wet, ~500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Trap Box + 2 Pan, 6.0 m
Radar Cross Section
21.980 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 22 hours ago
TLE from 22 hours ago
0 O3B FM18
1 44115U 19020D 25300.79262199 -.00000017 00000-0 00000-0 0 9991
2 44115 0.0489 0.2841 0002798 213.9126 145.7924 5.00115177120027Epoch: 2025-10-27T19:01Z
TLE epoch observation values (Epoch: 2025-10-27T19:01:22.539Z)
Latitude
0.00335°
Longitude
38.26667°
Altitude
8,067.722 km
Speed
5.253 km/s
True Right ascension
23h 59m 59s
True Declination
0° 00' 12"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
12:16:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
8,072.997 km
Perigee altitude
8,064.913 km
Semi-major axis
14,447.092 km
Eccentricity
0.00028
Inclination
0.0489°
RAAN
0.2841°
Arg. of periapsis
213.9126°
True anomaly
145.81042°
Mean anomaly
145.7924°
Eccentric anomaly
145.80141°
Mean motion
1.24989 °/min
Orbital period
288.02 mins
BSTAR
0
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #20 in the year 2019 (2019-04-04 UTC)
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.O3B FM18 Visibility forecast
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 30 mins | 2025-10-28 16:48:01.121Z | 164.626° S | 2025-10-28 16:48:01.121Z | 164.626° S | 23.368° | 2025-10-28 17:18:01.121Z | 127.377° SE |
| 79 mins | 2025-10-28 21:59:01.121Z | 231.609° WSW | 2025-10-28 22:38:01.121Z | 179.945° S | 24.322° | 2025-10-28 23:18:01.121Z | 127.346° SE |
| 79 mins | 2025-10-29 03:59:01.121Z | 231.585° WSW | 2025-10-29 04:38:01.121Z | 179.961° S | 24.381° | 2025-10-29 05:18:01.121Z | 127.336° SE |
| 79 mins | 2025-10-29 09:59:01.121Z | 231.672° WSW | 2025-10-29 10:38:01.121Z | 180.031° SSW | 24.418° | 2025-10-29 11:18:01.121Z | 127.368° SE |
| 49 mins | 2025-10-29 15:59:01.121Z | 231.696° WSW | 2025-10-29 16:38:01.121Z | 180.016° SSW | 24.359° | 2025-10-29 16:48:01.121Z | 164.629° S |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|