COSMOS 1579, 15085
Orbit data source: Space-Track
COSMOS 1579, 15085 is a payload satellite owned by VMF (CIS) in LEO that was launched on Fri, 29 Jun 1984 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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15085 intel report (Beta)
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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
CYL, 1.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 COSMOS 1579
1 15085U 84069A 26259.26277586 -.00000059 00000-0 25319-4 0 9992
2 15085 65.0500 207.7700 0049640 342.8808 17.0577 13.86223616138407Epoch: 2026-09-16T06:18Z
TLE epoch observation values (Epoch: 2026-09-16T06:18:23.834Z)
Latitude
-0.00001°
Longitude
117.9538°
Altitude
909.104 km
Speed
7.415 km/s
True Right ascension
13h 51m 04s
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
14:02:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
976.827 km
Perigee altitude
904.168 km
Semi-major axis
7,318.634 km
Eccentricity
0.00496
Inclination
65.05°
RAAN
207.77°
Arg. of periapsis
342.8808°
True anomaly
17.22555°
Mean anomaly
17.0577°
Eccentric anomaly
17.14153°
Mean motion
3.46656 °/min
Orbital period
103.85 mins
BSTAR
0.000025319
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Other satellites on launch #69 in the year 1984 (1984-06-29 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.COSMOS 1579 Visibility forecast
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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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2026-09-16 22:00:09.164Z | 192.303° SSW | 2026-09-16 22:05:09.164Z | 131.495° SE | 57.142° | 2026-09-16 22:11:09.164Z | 39.731° NE |
| 8 mins | 2026-09-16 23:49:09.164Z | 267.644° W | 2026-09-16 23:53:09.164Z | 319.573° NNW | 27.158° | 2026-09-16 23:57:09.164Z | 6.78° NNE |
| 6 mins | 2026-09-17 05:21:09.164Z | 13.781° NNE | 2026-09-17 05:23:09.164Z | 35.757° NE | 17.226° | 2026-09-17 05:27:09.164Z | 75.549° E |
| 11 mins | 2026-09-17 07:06:09.164Z | 333.115° NNW | 2026-09-17 07:11:09.164Z | 41.278° NE | 73.763° | 2026-09-17 07:17:09.164Z | 142.091° SSE |
| 6 mins | 2026-09-17 08:55:09.164Z | 281.954° WNW | 2026-09-17 08:58:09.164Z | 248.448° W | 18.391° | 2026-09-17 09:01:09.164Z | 217.909° SW |
| 4 mins | 2026-09-17 20:33:09.164Z | 119.269° SE | 2026-09-17 20:34:09.164Z | 108.668° ESE | 13.862° | 2026-09-17 20:37:09.164Z | 77.949° E |
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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