COSMOS 2550, 48865
Orbit data source: Space-Track
COSMOS 2550, 48865 is a payload satellite owned by VVKO VKS (CIS) in LEO that was launched on Fri, 25 Jun 2021 UTC via a SOYUZ-2-1B 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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
48865 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Last TLE update
11 hours ago
Origin
Manufacturer
TSSKBP/ARSLO
Mission
Operational Defense Sigint
Bus & Motor
PION-NKS, Unknown motor
Mass
7,231 kg wet, ~6,700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan, 8.5 m
Radar Cross Section
24.037 m², Large (>1 m²)
Expand to show TLE details & history
TLE from 11 hours ago
0 COSMOS 2550
1 48865U 21056A 25163.16674147 .00005694 00000-0 17872-3 0 9990
2 48865 67.1414 139.2863 0008406 268.7747 91.2444 15.33839081221984Epoch: 2025-06-12T04:00Z
TLE epoch observation values (Epoch: 2025-06-12T04:00:06.462Z)
Latitude
-0.00009°
Longitude
178.52055°
Altitude
466.744 km
Speed
7.633 km/s
True Right ascension
09h 17m 08s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
30.28671°
Longitude
-168.70468°
Altitude
470.719 km
Speed
7.632 km/s
Apparent Right ascension
11h 39m 05s
Apparent Declination
-3° 42' 48"
Sunlit
Visualization observer readout
Local Sidereal Time
01:30:18
Azimuth
42.015° NE
Elevation
-45.936°
Doppler factor
1
Loading maneuver chart data...
Loading SW <> Apogee altitude 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 #56 in the year 2021 (2021-06-25 UTC)
COSMOS 2550 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-06-13 00:31:00.265Z | 244.87° WSW | 2025-06-13 00:33:00.265Z | 302.104° NW | 31.569° | 2025-06-13 00:36:00.265Z | 10.342° NNE |
| 5 mins | 2025-06-13 08:43:00.265Z | 358.024° N | 2025-06-13 08:45:00.265Z | 56.702° ENE | 32.52° | 2025-06-13 08:48:00.265Z | 126.022° SE |
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 |
|---|