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). Payloads include a variety of satellites, spacecraft, and rockets 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.
Focus sentinelFocus sentinel
51511 intel report (Beta)
Focus sentinelFocus sentinel
Choose a watchlist
Focus sentinelFocus sentinel
Edit Public Description
| Identifier | |
| Orbit | LEO |
| Last TLE update | 17 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 17 hours ago
0 COSMOS 2553
1 51511U 22011A 25079.88824820 -.00000036 00000-0 -23851-4 0 9996
2 51511 67.0954 325.2337 0004276 269.5389 90.5064 11.32843417129091Epoch: 2025-03-20T21:19Z
Definitive object data (Epoch: 2025-03-20T21:19:04.644Z)
| Latitude | -0.00001° |
| Longitude | -173.19121° |
| Altitude | 1,998.157 km |
| Speed | 6.9 km/s |
| True Right ascension | 21h 40m 56s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | -28.735° |
| Longitude | 172.43364° |
| Altitude | 2,004.205 km |
| Speed | 6.897 km/s |
| Apparent Right ascension | 23h 05m 58s |
| Apparent Declination | -65° 58' 29" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 19:01:56 |
| Azimuth | 156.707° SSE |
| Elevation | -25.767° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,998.444 km |
| Perigee altitude | 1,991.283 km |
| Semi-major axis | 8,373.001 km |
| Eccentricity | 0.0004276 |
| Inclination | 67.0954° |
| RAAN | 325.2337° |
| Arg. of periapsis | 269.5389° |
| True anomaly | 90.5554° |
| Mean anomaly | 90.5064° |
| Eccentric anomaly | 90.5309° |
| Mean motion | 2.83284 °/min |
| BSTAR | -0.000023851 |
| Orbital period | 127.08 mins |
Loading maneuver chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
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. |
|---|---|---|---|---|---|---|---|
| 19 mins | 2025-03-21 16:27:02.457Z | 165.955° S | 2025-03-21 16:37:02.457Z | 101.166° ESE | 32.002° | 2025-03-21 16:46:02.457Z | 43.397° NE |
| 20 mins | 2025-03-21 18:38:02.457Z | 228.618° WSW | 2025-03-21 18:48:02.457Z | 314.889° NW | 40.956° | 2025-03-21 18:58:02.457Z | 23.765° NE |
| 15 mins | 2025-03-21 20:55:02.457Z | 292.593° NW | 2025-03-21 21:02:02.457Z | 334.266° NNW | 20.081° | 2025-03-21 21:10:02.457Z | 20.387° NNE |
| 11 mins | 2025-03-21 23:15:02.457Z | 344.333° N | 2025-03-21 23:20:02.457Z | 13.441° NNE | 16.149° | 2025-03-21 23:26:02.457Z | 47.034° ENE |
| 19 mins | 2025-03-22 01:27:02.457Z | 343.061° N | 2025-03-22 01:36:02.457Z | 47.481° ENE | 32.582° | 2025-03-22 01:46:02.457Z | 111.497° ESE |
| 20 mins | 2025-03-22 03:38:02.457Z | 325.138° NNW | 2025-03-22 03:48:02.457Z | 244.01° WSW | 42.212° | 2025-03-22 03:58:02.457Z | 171.523° S |
| 4 mins | 2025-03-22 05:55:02.457Z | 277.834° WNW | 2025-03-22 05:57:02.457Z | 266.987° W | 11.383° | 2025-03-22 05:59:02.457Z | 256.231° W |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
|---|
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|