COSMOS 2090, 20735
Orbit data source: Space-Track
COSMOS 2090, 20735 is a payload satellite owned by UNKS (CIS) in LEO that was launched on Wed, 08 Aug 1990 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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
20735 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Last TLE update
13 hours ago
Origin
Manufacturer
NPO PM
Mission
Defense Communications
Bus & Motor
STRELA-3, Unknown motor
Mass
225 kg wet, 225 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl, 1.6 m
Radar Cross Section
1.257 m², Large (>1 m²)
Expand to show TLE details & history
TLE from 13 hours ago
0 COSMOS 2090
1 20735U 90070A 25183.95154589 .00000038 00000-0 14513-3 0 9996
2 20735 82.5667 136.6719 0014939 135.1003 287.1845 12.65352929611765Epoch: 2025-07-02T22:50Z
TLE epoch observation values (Epoch: 2025-07-02T22:50:13.564Z)
Latitude
61.31092°
Longitude
-113.38651°
Altitude
1,407.949 km
Speed
7.163 km/s
True Right ascension
10h 01m 34s
True Declination
61° 10' 41"
Sunlit
Visualization orbit readout
Latitude
-1.91461°
Longitude
-127.70514°
Altitude
1,412.238 km
Speed
7.15 km/s
Apparent Right ascension
10h 01m 21s
Apparent Declination
-19° 45' 30"
Sunlit
Visualization observer readout
Local Sidereal Time
23:33:33
Azimuth
51.191° ENE
Elevation
-61.777°
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 #70 in the year 1990 (1990-08-08 UTC)
COSMOS 2090 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 | 2025-07-03 19:34:00.378Z | 93.007° ESE | 2025-07-03 19:36:00.378Z | 78.053° E | 12.699° | 2025-07-03 19:39:00.378Z | 55.634° ENE |
| 14 mins | 2025-07-03 21:23:00.378Z | 177.676° S | 2025-07-03 21:30:00.378Z | 62.983° ENE | 44.131° | 2025-07-03 21:37:00.378Z | 10.831° NNE |
| 10 mins | 2025-07-03 23:21:00.378Z | 258.431° W | 2025-07-03 23:25:00.378Z | 292.459° WNW | 19.812° | 2025-07-03 23:31:00.378Z | 340.208° N |
| 12 mins | 2025-07-04 07:24:00.378Z | 20.368° NNE | 2025-07-04 07:29:00.378Z | 67.726° E | 26.723° | 2025-07-04 07:36:00.378Z | 128.307° SE |
| 14 mins | 2025-07-04 09:18:00.378Z | 339.967° N | 2025-07-04 09:24:00.378Z | 276.899° WNW | 39.181° | 2025-07-04 09:32:00.378Z | 195.548° SSW |
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 |
|---|