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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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: 13 hours ago
TLE from 13 hours ago
0 COSMOS 1830
1 17585U 87026D 26142.70633818 .00000022 00000-0 60490-4 0 9997
2 17585 82.5627 222.3472 0003757 288.3712 239.8878 12.63618962807423Epoch: 2026-05-22T16:57Z
TLE epoch observation values (Epoch: 2026-05-22T16:57:07.618Z)
Latitude
11.63579°
Longitude
-93.80062°
Altitude
1,411.492 km
Speed
7.155 km/s
True Right ascension
02h 43m 15s
True Declination
11° 34' 25"
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
15:10:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,408.286 km
Perigee altitude
1,402.438 km
Semi-major axis
7,783.499 km
Eccentricity
0.00038
Inclination
82.5627°
RAAN
222.3472°
Arg. of periapsis
288.3712°
True anomaly
239.85057°
Mean anomaly
239.8878°
Eccentric anomaly
239.86918°
Mean motion
3.16068 °/min
Orbital period
113.9 mins
BSTAR
0.00006049
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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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2026-05-23 07:23:01.475Z | 232.259° WSW | 2026-05-23 07:30:01.475Z | 292.206° WNW | 26.666° | 2026-05-23 07:36:01.475Z | 344.665° N |
| 10 mins | 2026-05-23 15:30:01.475Z | 27.042° NE | 2026-05-23 15:35:01.475Z | 70.024° E | 20.379° | 2026-05-23 15:40:01.475Z | 109.965° ESE |
| 14 mins | 2026-05-23 17:24:01.475Z | 347.716° N | 2026-05-23 17:30:01.475Z | 287.874° WNW | 44.006° | 2026-05-23 17:38:01.475Z | 182.686° SSW |
| 4 mins | 2026-05-23 19:22:01.475Z | 297.474° NW | 2026-05-23 19:24:01.475Z | 282.479° WNW | 12.299° | 2026-05-23 19:26:01.475Z | 267.751° W |
| 9 mins | 2026-05-24 04:19:01.475Z | 114.043° SE | 2026-05-24 04:23:01.475Z | 80.517° E | 19.451° | 2026-05-24 04:28:01.475Z | 40.34° NE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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