COSMOS 1670, 15930
Orbit data source: Space-Track
COSMOS 1670, 15930 is a payload satellite owned by VMF (CIS) in LEO that was launched on Thu, 01 Aug 1985 UTC via a TSIKLON-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
15930 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
Kometa
Mission
Spacecraft
Bus & Motor
US-A REACTOR, Unknown motor
Mass
4,300 kg wet, 1,154 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 COSMOS 1670
1 15930U 85064A 25336.31515822 -.00000063 00000-0 23071-4 0 9994
2 15930 64.9405 290.8005 0049742 119.6037 240.9991 13.83867904 26512Epoch: 2025-12-02T07:33Z
TLE epoch observation values (Epoch: 2025-12-02T07:33:49.670Z)
Latitude
-0.00009°
Longitude
105.94143°
Altitude
969.936 km
Speed
7.358 km/s
True Right ascension
19h 23m 12s
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
21:50:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
985.262 km
Perigee altitude
912.371 km
Semi-major axis
7,326.954 km
Eccentricity
0.00497
Inclination
64.9405°
RAAN
290.8005°
Arg. of periapsis
119.6037°
True anomaly
240.50207°
Mean anomaly
240.9991°
Eccentric anomaly
240.75044°
Mean motion
3.46065 °/min
Orbital period
104.03 mins
BSTAR
0.000023071
Loading maneuver chart data...
Computing Atmospheric mass density...
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 #64 in the year 1985 (1985-08-01 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.COSMOS 1670 Visibility forecast
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-12-03 01:09:40.461Z | 296.667° NW | 2025-12-03 01:12:40.461Z | 327.199° NNW | 14.008° | 2025-12-03 01:15:40.461Z | 357.353° N |
| 8 mins | 2025-12-03 06:39:40.461Z | 357.242° N | 2025-12-03 06:42:40.461Z | 38.327° NE | 27.37° | 2025-12-03 06:47:40.461Z | 104.605° ESE |
| 9 mins | 2025-12-03 08:26:40.461Z | 308.787° NW | 2025-12-03 08:30:40.461Z | 239.905° WSW | 35.899° | 2025-12-03 08:35:40.461Z | 175.73° S |
| 9 mins | 2025-12-03 21:50:40.461Z | 171.396° S | 2025-12-03 21:54:40.461Z | 118.271° SE | 31.377° | 2025-12-03 21:59:40.461Z | 51.009° ENE |
| 10 mins | 2025-12-03 23:37:40.461Z | 248.901° W | 2025-12-03 23:41:40.461Z | 300.802° NW | 31.672° | 2025-12-03 23:47:40.461Z | 18.093° NNE |
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 descending order |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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 descending order |
|---|