GREGOIRE, 56946
Orbit data source: Space-Track
GREGOIRE, 56946 is a payload satellite owned by Aerospacelab (BE) in SSO that was launched on Mon, 12 Jun 2023 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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56946 intel report (Beta)
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Identifier
Orbit
Country
BE / BELRelated business
Manufacturer
Aerospacelab
Mission
Operational Commercial Imaging
Bus & Motor
VSP, Unknown motor
Mass
100 kg wet, 100 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.0 m
Radar Cross Section
0.963 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 GREGOIRE
1 56946U 23084Q 26110.36124896 .00014456 00000-0 40464-3 0 9997
2 56946 97.6166 252.0671 0007787 156.0177 204.1430 15.36726136158824Epoch: 2026-04-20T08:40Z
TLE epoch observation values (Epoch: 2026-04-20T08:40:11.910Z)
Latitude
-0.00007°
Longitude
-86.435°
Altitude
463.763 km
Speed
7.632 km/s
True Right ascension
16h 48m 16s
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
17:17:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
458.07 km
Perigee altitude
447.432 km
Semi-major axis
6,830.888 km
Eccentricity
0.00078
Inclination
97.6166°
RAAN
252.0671°
Arg. of periapsis
156.0177°
True anomaly
204.10653°
Mean anomaly
204.143°
Eccentric anomaly
204.12476°
Mean motion
3.84439 °/min
Orbital period
93.64 mins
BSTAR
0.00040464
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Other satellites on launch #84 in the year 2023 (2023-06-12 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.GREGOIRE 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-04-21 22:45:03.466Z | 337.316° NNW | 2026-04-21 22:47:03.466Z | 265.113° W | 29.477° | 2026-04-21 22:49:03.466Z | 223.371° SW |
| 4 mins | 2026-04-22 09:16:03.466Z | 143.234° SSE | 2026-04-22 09:17:03.466Z | 113.664° SE | 38.296° | 2026-04-22 09:20:03.466Z | 358.774° N |
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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