COSMOS 1829, 17584
Orbit data source: Space-Track
COSMOS 1829, 17584 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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17584 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: 12 hours ago
TLE from 12 hours ago
0 COSMOS 1829
1 17584U 87026C 25326.19945128 .00000041 00000-0 16664-3 0 9996
2 17584 82.5735 4.9500 0001470 70.4410 289.6840 12.62713559783289Epoch: 2025-11-22T04:47Z
TLE epoch observation values (Epoch: 2025-11-22T04:47:12.590Z)
Latitude
-0.00002°
Longitude
-128.28401°
Altitude
1,414.109 km
Speed
7.154 km/s
True Right ascension
00h 19m 47s
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
13:51:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,410.229 km
Perigee altitude
1,407.94 km
Semi-major axis
7,787.221 km
Eccentricity
0.00015
Inclination
82.5735°
RAAN
4.95°
Arg. of periapsis
70.441°
True anomaly
289.66814°
Mean anomaly
289.684°
Eccentric anomaly
289.67607°
Mean motion
3.15842 °/min
Orbital period
113.98 mins
BSTAR
0.00016664
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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 1829 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-11-22 16:53:02.131Z | 302.425° NW | 2025-11-22 16:55:02.131Z | 287.913° WNW | 11.865° | 2025-11-22 16:58:02.131Z | 266.066° W |
| 9 mins | 2025-11-23 01:51:02.131Z | 115.635° SE | 2025-11-23 01:55:02.131Z | 81.85° E | 20.112° | 2025-11-23 02:00:02.131Z | 40.687° NE |
| 15 mins | 2025-11-23 03:42:02.131Z | 195.027° SSW | 2025-11-23 03:49:02.131Z | 266.57° W | 43.777° | 2025-11-23 03:57:02.131Z | 3.663° NNE |
| 5 mins | 2025-11-23 05:44:02.131Z | 286.631° WNW | 2025-11-23 05:46:02.131Z | 302.02° NW | 13.198° | 2025-11-23 05:49:02.131Z | 324.227° NNW |
| 14 mins | 2025-11-23 13:44:02.131Z | 8.137° NNE | 2025-11-23 13:50:02.131Z | 66.006° ENE | 35.528° | 2025-11-23 13:58:02.131Z | 145.952° SSE |
| 13 mins | 2025-11-23 15:39:02.131Z | 332.002° NNW | 2025-11-23 15:45:02.131Z | 277.336° WNW | 30.509° | 2025-11-23 15:52:02.131Z | 213.977° SW |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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