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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.

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Identifier
15930, 1985-064A
Orbit
LEO
Last TLE update
9 hours ago
Origin
Manufacturer
Kometa
Mission
Defense Sigint
Bus & Motor
US-A REACTOR, Unknown motor
Mass
4,300 kg wet, 1,154 kg dry
Launch date (UTC)
1985-08-01 (40 years ago)
Launch vehicle
TSIKLON-2
Launch site
Tyuratam Missile And Space Complex (TTMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cone + Cyl, 5.8 m
Radar Cross Section
6.586 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 9 hours ago
0 COSMOS 1670
1 15930U 85064A   25186.57956221 -.00000071  00000-0  16231-4 0  9996
2 15930  64.9415 319.3391 0061393 174.9087 185.2610 13.83857530  5793
Epoch: 2025-07-05T13:54Z
TLE epoch observation values (Epoch: 2025-07-05T13:54:34.174Z)
Latitude
-0.00009°
Longitude
-173.11891°
Altitude
996.968 km
Speed
7.331 km/s
True Right ascension
21h 17m 21s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
63.33507°
Longitude
-61.95579°
Altitude
948.253 km
Speed
7.39 km/s
Apparent Right ascension
01h 10m 06s
Apparent Declination
21° 51' 20"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
11:00:10
Azimuth
327.679° NNW
Elevation
-21.198°
Doppler factor
1
Orbital elements
Apogee altitude
993.836 km
Perigee altitude
903.871 km
Semi-major axis
7,326.99 km
Eccentricity
0.00614
Inclination
64.9415°
RAAN
319.3391°
Arg. of periapsis
174.9087°
True anomaly
Unknown
Mean anomaly
185.261°
Eccentric anomaly
Unknown
Mean motion
3.46063 °/min
Orbital period
104.03 mins
BSTAR
0.000016231
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COSMOS 1670 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.
7 mins2025-07-06 09:06:52.542Z142.939° SSE2025-07-06 09:09:52.542Z112.062° ESE18.077°2025-07-06 09:13:52.542Z69.34° E
11 mins2025-07-06 10:51:52.542Z220.289° SW2025-07-06 10:56:52.542Z299.897° NW43.656°2025-07-06 11:02:52.542Z27.805° NE
6 mins2025-07-06 12:42:52.542Z298.453° NW2025-07-06 12:44:52.542Z319.71° NNW16.092°2025-07-06 12:48:52.542Z0.693° NNE
9 mins2025-07-06 18:11:52.542Z353.075° N2025-07-06 18:15:52.542Z42.535° NE25.355°2025-07-06 18:20:52.542Z102.013° ESE
10 mins2025-07-06 19:58:52.542Z316.106° NNW2025-07-06 20:03:52.542Z231.331° WSW38.682°2025-07-06 20:08:52.542Z169.957° S
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