PROGRESS MS-31, 64751 (Decayed)
Orbit data source: Space-Track
PROGRESS MS-31, 64751 was a payload satellite owned by RKKE (CIS) in LEO that was launched on Thu, 03 Jul 2025 UTC via a SOYUZ-2-1A launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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64751 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
TsSKB-Progress
Mission
Decayed Civil Spaceship
Bus & Motor
7K-TGM, 11D428A
Mass
7,427 kg wet, 4,325 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + Sphere + Cone + 2 Pan, 14.5 m
Radar Cross Section
19.615 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 3 months ago
TLE from 3 months ago
0 PROGRESS MS-31
1 64751U 25146A 26075.16062931 .00008402 00000-0 16433-3 0 9993
2 64751 51.6332 40.3661 0006343 195.9803 164.0986 15.48306205554468Epoch: 2026-03-16T03:51Z
TLE epoch observation values (Epoch: 2026-03-16T03:51:18.372Z)
Latitude
-0.00001°
Longitude
168.78245°
Altitude
426.569 km
Speed
7.654 km/s
True Right ascension
02h 41m 27s
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
11:17:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
426.503 km
Perigee altitude
417.876 km
Semi-major axis
6,800.326 km
Eccentricity
0.00063
Inclination
51.6332°
RAAN
40.3661°
Arg. of periapsis
195.9803°
True anomaly
164.1185°
Mean anomaly
164.0986°
Eccentric anomaly
164.10855°
Mean motion
3.87033 °/min
Orbital period
93.02 mins
BSTAR
0.00016433
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Other satellites on launch #146 in the year 2025 (2025-07-03 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.PROGRESS MS-31 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 | 2026-06-09 13:57:33.726Z | 167.003° S | 2026-06-09 13:59:33.726Z | 120.01° SE | 18.203° | 2026-06-09 14:01:33.726Z | 83.612° E |
| 5 mins | 2026-06-09 15:33:33.726Z | 261.697° W | 2026-06-09 15:35:33.726Z | 323.004° NNW | 34.894° | 2026-06-09 15:38:33.726Z | 40.792° NE |
| 4 mins | 2026-06-09 22:03:33.726Z | 277.576° WNW | 2026-06-09 22:05:33.726Z | 213.283° SW | 28.903° | 2026-06-09 22:07:33.726Z | 164.261° S |
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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