IONOSFERA-M 04, 64877
Orbit data source: Space-Track
IONOSFERA-M 04, 64877 is a payload satellite owned by VNIIEM (CIS) in SSO that was launched on Fri, 25 Jul 2025 UTC via a SOYUZ-2-1B launch vehicle from the Vostochny Cosmodrome (VOSTO). 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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64877 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
VNIIEM
Mission
Operational Civil Science
Bus & Motor
IONOSFERA-M, Unknown motor
Mass
430 kg wet, 430 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Ant, 14.5 m
Radar Cross Section
2.359 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 IONOSFERA-M 04
1 64877U 25155B 26073.95931010 .00000093 00000-0 61966-4 0 9990
2 64877 98.5927 38.2056 0001780 97.8621 262.2759 14.21469814 33017Epoch: 2026-03-14T23:01Z
TLE epoch observation values (Epoch: 2026-03-14T23:01:24.392Z)
Latitude
-0.00001°
Longitude
-119.71904°
Altitude
823.479 km
Speed
7.441 km/s
True Right ascension
02h 32m 49s
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
10:45:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
818.818 km
Perigee altitude
816.257 km
Semi-major axis
7,195.674 km
Eccentricity
0.00018
Inclination
98.5927°
RAAN
38.2056°
Arg. of periapsis
97.8621°
True anomaly
262.25569°
Mean anomaly
262.2759°
Eccentric anomaly
262.26579°
Mean motion
3.55579 °/min
Orbital period
101.24 mins
BSTAR
0.000061966
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Other satellites on launch #155 in the year 2025 (2025-07-25 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.IONOSFERA-M 04 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-03-15 09:45:15.867Z | 35.935° NE | 2026-03-15 09:49:15.867Z | 97.769° ESE | 30.651° | 2026-03-15 09:53:15.867Z | 159.182° S |
| 7 mins | 2026-03-15 11:26:15.867Z | 338.606° N | 2026-03-15 11:29:15.867Z | 291.923° WNW | 25.078° | 2026-03-15 11:33:15.867Z | 238.954° WSW |
| 8 mins | 2026-03-15 21:07:15.867Z | 143.093° SSE | 2026-03-15 21:11:15.867Z | 51.126° ENE | 38.916° | 2026-03-15 21:15:15.867Z | 357.547° N |
| 5 mins | 2026-03-15 22:49:15.867Z | 241.976° WSW | 2026-03-15 22:51:15.867Z | 268.513° W | 16.87° | 2026-03-15 22:54:15.867Z | 305.277° NW |
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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