SENTINEL 1B, 41456
Orbit data source: Space-Track
SENTINEL 1B, 41456 is an ESA payload satellite in SSO that was launched on Mon, 25 Apr 2016 UTC via a SOYUZ-ST-A 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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41456 intel report (Beta)
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Identifier
Orbit
Country
ESARelated business
Manufacturer
Thales Alenia
Mission
Non-operational Civil Radar Imaging
Bus & Motor
PRIMA, AOCS
Mass
2,157 kg wet, 2,027 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 4 Pan, 10.5 m
Radar Cross Section
19.678 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 SENTINEL 1B
1 41456U 16025A 26172.46479189 .00002078 00000-0 17530-3 0 9996
2 41456 98.0951 233.3883 0017875 111.2000 249.1133 14.99227557544420Epoch: 2026-06-21T11:09Z
TLE epoch observation values (Epoch: 2026-06-21T11:09:18.019Z)
Latitude
-0.00007°
Longitude
156.39855°
Altitude
576.771 km
Speed
7.57 km/s
True Right ascension
15h 33m 33s
True Declination
0° 00' 00"
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
21:42:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
578.719 km
Perigee altitude
553.893 km
Semi-major axis
6,944.443 km
Eccentricity
0.00179
Inclination
98.0951°
RAAN
233.3883°
Arg. of periapsis
111.2°
True anomaly
248.92208°
Mean anomaly
249.1133°
Eccentric anomaly
249.01767°
Mean motion
3.75048 °/min
Orbital period
95.99 mins
BSTAR
0.0001753
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Other satellites on launch #25 in the year 2016 (2016-04-25 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.SENTINEL 1B 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 | 2026-06-22 16:33:39.130Z | 32.007° NE | 2026-06-22 16:36:39.130Z | 98.329° ESE | 33.554° | 2026-06-22 16:39:39.130Z | 166.197° S |
| 5 mins | 2026-06-23 03:21:39.130Z | 108.363° ESE | 2026-06-23 03:23:39.130Z | 63.712° ENE | 23.484° | 2026-06-23 03:26:39.130Z | 13.643° NNE |
| 4 mins | 2026-06-23 04:56:39.130Z | 228.529° WSW | 2026-06-23 04:58:39.130Z | 269.106° W | 20.641° | 2026-06-23 05:00:39.130Z | 306.185° NW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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