COSMOS 2553, 51511
Orbit data source: Space-Track
COSMOS 2553, 51511 is a payload satellite owned by VVKO VKS (CIS) in LEO that was launched on Sat, 05 Feb 2022 UTC via a SOYUZ-2-1A 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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51511 intel report (Beta)
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Edit Public Description
| Identifier | |
| Orbit | LEO |
| Last TLE update | 15 hours ago |
| Origin | |
| Manufacturer | Resehetnev ISS |
| Mission | Operational Defense Radar Imaging |
| Bus & Motor | MERIDIAN, Unknown motor |
| Mass | ~2,000 kg wet, ~2,000 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Box + 2 Pan, 10 m |
| Radar Cross Section | 14.304 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 15 hours ago
0 COSMOS 2553
1 51511U 22011A 25092.77764878 -.00000029 00000-0 17910-3 0 9994
2 51511 67.0921 305.9665 0004240 268.7781 91.2676 11.32843742130553Epoch: 2025-04-02T18:39Z
Definitive object data (Epoch: 2025-04-02T18:39:48.854Z)
| Latitude | -0.00003° |
| Longitude | -165.34704° |
| Altitude | 1,998.202 km |
| Speed | 6.9 km/s |
| True Right ascension | 20h 23m 51s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 27.26277° |
| Longitude | -153.76296° |
| Altitude | 2,000.469 km |
| Speed | 6.9 km/s |
| Apparent Right ascension | 23h 28m 36s |
| Apparent Declination | -1° 40' 02" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 15:27:37 |
| Azimuth | 70.796° E |
| Elevation | -23.882° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,998.412 km |
| Perigee altitude | 1,991.312 km |
| Semi-major axis | 8,372.999 km |
| Eccentricity | 0.000424 |
| Inclination | 67.0921° |
| RAAN | 305.9665° |
| Arg. of periapsis | 268.7781° |
| True anomaly | 91.31617° |
| Mean anomaly | 91.2676° |
| Eccentric anomaly | 91.29189° |
| Mean motion | 2.83284 °/min |
| BSTAR | 0.0001791 |
| Orbital period | 127.08 mins |
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Other satellites on launch #11 in the year 2022 (2022-02-05 UTC)
COSMOS 2553 Visibility forecast
Observer location: undefined°, undefined°
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. |
|---|---|---|---|---|---|---|---|
| 16 mins | 2025-04-03 13:49:11.657Z | 146.764° SSE | 2025-04-03 13:57:11.657Z | 98.205° ESE | 23.775° | 2025-04-03 14:05:11.657Z | 50.674° ENE |
| 21 mins | 2025-04-03 15:57:11.657Z | 212.631° SW | 2025-04-03 16:07:11.657Z | 304.286° NW | 44.572° | 2025-04-03 16:18:11.657Z | 27.549° NE |
| 16 mins | 2025-04-03 18:13:11.657Z | 278.918° WNW | 2025-04-03 18:20:11.657Z | 323.087° NNW | 24.161° | 2025-04-03 18:29:11.657Z | 18.517° NNE |
| 10 mins | 2025-04-03 20:33:11.657Z | 336.001° NNW | 2025-04-03 20:38:11.657Z | 4.517° NNE | 15.135° | 2025-04-03 20:43:11.657Z | 32.48° NE |
| 18 mins | 2025-04-03 22:46:11.657Z | 343.032° N | 2025-04-03 22:55:11.657Z | 41.677° NE | 26.977° | 2025-04-03 23:04:11.657Z | 96.092° ESE |
| 20 mins | 2025-04-04 00:58:11.657Z | 330.506° NNW | 2025-04-04 01:08:11.657Z | 180.402° SSW | 44.829° | 2025-04-04 01:18:11.657Z | 156.278° SSE |
| 13 mins | 2025-04-04 03:11:11.657Z | 299.832° NW | 2025-04-04 03:17:11.657Z | 264.59° W | 19.111° | 2025-04-04 03:24:11.657Z | 224.217° SW |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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