METEOR 3-5, 21655
Orbit data source: Space-Track
METEOR 3-5, 21655 is a payload satellite owned by Rosgidromet (CIS) in LEO that was launched on Thu, 15 Aug 1991 UTC via a TSIKLON-3 launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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21655 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
VNIIEM
Mission
Civil Weather
Bus & Motor
METEOR-3, Unknown motor
Mass
2,150 kg wet, 2,150 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan, 6.3 m
Radar Cross Section
21.153 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 METEOR 3-5
1 21655U 91056A 26036.47885694 -.00000075 00000-0 -22631-3 0 9999
2 21655 82.5526 232.4214 0014347 105.7314 254.5392 13.17155597657234Epoch: 2026-02-05T11:29Z
TLE epoch observation values (Epoch: 2026-02-05T11:29:33.239Z)
Latitude
-0.00003°
Longitude
-75.5976°
Altitude
1,201.323 km
Speed
7.252 km/s
True Right ascension
15h 29m 41s
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
23:37:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,203.711 km
Perigee altitude
1,181.986 km
Semi-major axis
7,570.985 km
Eccentricity
0.00143
Inclination
82.5526°
RAAN
232.4214°
Arg. of periapsis
105.7314°
True anomaly
254.38082°
Mean anomaly
254.5392°
Eccentric anomaly
254.46°
Mean motion
3.29469 °/min
Orbital period
109.27 mins
BSTAR
-0.00022631
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Other satellites on launch #56 in the year 1991 (1991-08-15 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.METEOR 3-5 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 | 2026-02-05 23:03:16.842Z | 37.051° NE | 2026-02-05 23:06:16.842Z | 63.509° ENE | 14.633° | 2026-02-05 23:09:16.842Z | 90.069° ESE |
| 12 mins | 2026-02-06 00:52:16.842Z | 353.191° N | 2026-02-06 00:57:16.842Z | 7.328° NNE | 44.839° | 2026-02-06 01:04:16.842Z | 173.754° S |
| 5 mins | 2026-02-06 02:44:16.842Z | 302.575° NW | 2026-02-06 02:46:16.842Z | 285.046° WNW | 14.066° | 2026-02-06 02:49:16.842Z | 258.504° W |
| 12 mins | 2026-02-06 13:07:16.842Z | 162.906° S | 2026-02-06 13:13:16.842Z | 83.395° E | 39.1° | 2026-02-06 13:19:16.842Z | 18.331° NNE |
| 10 mins | 2026-02-06 14:59:16.842Z | 244.35° WSW | 2026-02-06 15:03:16.842Z | 285.841° WNW | 24.125° | 2026-02-06 15:09:16.842Z | 343.856° N |
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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