COSMOS 1830, 17585
Orbit data source: Space-Track
COSMOS 1830, 17585 is a payload satellite owned by UNKS (CIS) in LEO that was launched on Fri, 13 Mar 1987 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.
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17585 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
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, 0.8 m
Radar Cross Section
1.257 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 COSMOS 1830
1 17585U 87026D 25346.95077438 .00000038 00000-0 15345-3 0 9994
2 17585 82.5613 325.4201 0004106 301.4820 111.7485 12.63612772787128Epoch: 2025-12-12T22:49Z
TLE epoch observation values (Epoch: 2025-12-12T22:49:06.906Z)
Latitude
52.72474°
Longitude
-88.91538°
Altitude
1,417.769 km
Speed
7.156 km/s
True Right ascension
22h 20m 59s
True Declination
52° 34' 23"
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
05:22:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,408.583 km
Perigee altitude
1,402.192 km
Semi-major axis
7,783.525 km
Eccentricity
0.00041
Inclination
82.5613°
RAAN
325.4201°
Arg. of periapsis
301.482°
True anomaly
111.79219°
Mean anomaly
111.7485°
Eccentric anomaly
111.77035°
Mean motion
3.16067 °/min
Orbital period
113.9 mins
BSTAR
0.00015345
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Other satellites on launch #26 in the year 1987 (1987-03-13 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 1830 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2025-12-13 08:40:05.148Z | 29.533° NE | 2025-12-13 08:44:05.148Z | 59.893° ENE | 15.549° | 2025-12-13 08:49:05.148Z | 97.596° ESE |
| 14 mins | 2025-12-13 10:34:05.148Z | 354.62° N | 2025-12-13 10:40:05.148Z | 29.794° NE | 44.562° | 2025-12-13 10:48:05.148Z | 171.323° S |
| 8 mins | 2025-12-13 12:31:05.148Z | 308.011° NW | 2025-12-13 12:34:05.148Z | 283.44° WNW | 17.308° | 2025-12-13 12:39:05.148Z | 244.709° WSW |
| 6 mins | 2025-12-13 21:31:05.148Z | 96.5° ESE | 2025-12-13 21:34:05.148Z | 73.132° E | 14.183° | 2025-12-13 21:37:05.148Z | 50.722° ENE |
| 15 mins | 2025-12-13 23:20:05.148Z | 181.665° SSW | 2025-12-13 23:27:05.148Z | 110.941° ESE | 44.828° | 2025-12-13 23:35:05.148Z | 9.172° NNE |
| 9 mins | 2025-12-14 01:19:05.148Z | 262.222° W | 2025-12-14 01:23:05.148Z | 295.353° NW | 18.4° | 2025-12-14 01:28:05.148Z | 335.082° NNW |
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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