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: 15 hours ago
TLE from 15 hours ago
0 GREGOIRE
1 56946U 23084Q 26107.17047501 .00006186 00000-0 17532-3 0 9990
2 56946 97.6151 248.7640 0007576 167.0341 193.1099 15.36615609158333Epoch: 2026-04-17T04:05Z
TLE epoch observation values (Epoch: 2026-04-17T04:05:29.040Z)
Latitude
-0.00002°
Longitude
-17.91451°
Altitude
464.277 km
Speed
7.632 km/s
True Right ascension
16h 35m 03s
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
02:08:05
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
458.254 km
Perigee altitude
447.903 km
Semi-major axis
6,831.216 km
Eccentricity
0.00076
Inclination
97.6151°
RAAN
248.764°
Arg. of periapsis
167.0341°
True anomaly
193.09023°
Mean anomaly
193.1099°
Eccentric anomaly
193.10006°
Mean motion
3.84411 °/min
Orbital period
93.65 mins
BSTAR
0.00017532
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-04-17 21:50:48.997Z | 33.066° NE | 2026-04-17 21:53:48.997Z | 109.014° ESE | 29.764° | 2026-04-17 21:55:48.997Z | 158.944° S |
| 4 mins | 2026-04-18 09:55:48.997Z | 213.073° SW | 2026-04-18 09:57:48.997Z | 278.737° WNW | 28.129° | 2026-04-18 09:59:48.997Z | 322.361° NNW |
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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