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: 13 hours ago
TLE from 13 hours ago
0 METEOR 3-5
1 21655U 91056A 25296.12043890 .00000032 00000-0 50180-4 0 9994
2 21655 82.5532 306.8945 0013568 15.8031 344.3512 13.17151480643367Epoch: 2025-10-23T02:53Z
TLE epoch observation values (Epoch: 2025-10-23T02:53:25.920Z)
Latitude
-0.00006°
Longitude
-128.24776°
Altitude
1,188.532 km
Speed
7.264 km/s
True Right ascension
20h 27m 34s
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
10:57:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,203.137 km
Perigee altitude
1,182.592 km
Semi-major axis
7,571.001 km
Eccentricity
0.00136
Inclination
82.5532°
RAAN
306.8945°
Arg. of periapsis
15.8031°
True anomaly
344.30919°
Mean anomaly
344.3512°
Eccentric anomaly
344.3302°
Mean motion
3.29468 °/min
Orbital period
109.27 mins
BSTAR
0.00005018
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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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2025-10-24 00:51:31.232Z | 159.646° S | 2025-10-24 00:58:31.232Z | 79.893° E | 35.889° | 2025-10-24 01:04:31.232Z | 20.557° NNE |
| 11 mins | 2025-10-24 02:43:31.232Z | 234.845° WSW | 2025-10-24 02:48:31.232Z | 288.699° WNW | 27.114° | 2025-10-24 02:54:31.232Z | 347.18° N |
| 14 mins | 2025-10-24 12:17:31.232Z | 358.448° N | 2025-10-24 12:24:31.232Z | 79.783° E | 42.253° | 2025-10-24 12:31:31.232Z | 161.298° S |
| 8 mins | 2025-10-24 14:10:31.232Z | 312.54° NW | 2025-10-24 14:14:31.232Z | 272.342° WNW | 20.183° | 2025-10-24 14:18:31.232Z | 236.146° WSW |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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