COSMOS 1561, 15000
Orbit data source: Space-Track
COSMOS 1561, 15000 is a payload satellite owned by GUKOS (CIS) in LEO that was launched on Mon, 28 May 1984 UTC via a KOSMOS 11K65M 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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15000 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
NPO PM
Mission
Spacecraft
Bus & Motor
STRELA-1 11F625, Unknown motor
Mass
60 kg wet, 60 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 COSMOS 1561
1 15000U 84052C 25343.82019294 .00000006 00000-0 14609-3 0 9996
2 15000 74.0126 281.9088 0015177 179.8932 208.6097 12.47987905892119Epoch: 2025-12-09T19:41Z
TLE epoch observation values (Epoch: 2025-12-09T19:41:04.670Z)
Latitude
27.2688°
Longitude
-83.70944°
Altitude
1,486.234 km
Speed
7.118 km/s
True Right ascension
19h 21m 26s
True Declination
27° 08' 31"
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
00:33:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,482.673 km
Perigee altitude
1,458.849 km
Semi-major axis
7,848.898 km
Eccentricity
0.00152
Inclination
74.0126°
RAAN
281.9088°
Arg. of periapsis
179.8932°
True anomaly
208.52656°
Mean anomaly
208.6097°
Eccentric anomaly
208.56812°
Mean motion
3.12126 °/min
Orbital period
115.34 mins
BSTAR
0.00014609
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Other satellites on launch #52 in the year 1984 (1984-05-28 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 1561 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 | 2025-12-10 05:44:00.467Z | 2.28° NNE | 2025-12-10 05:50:00.467Z | 48.879° ENE | 23.469° | 2025-12-10 05:57:00.467Z | 105.432° ESE |
| 15 mins | 2025-12-10 07:42:00.467Z | 336.361° NNW | 2025-12-10 07:49:00.467Z | 259.839° W | 43.943° | 2025-12-10 07:57:00.467Z | 172.458° S |
| 4 mins | 2025-12-10 09:44:00.467Z | 282.377° WNW | 2025-12-10 09:45:00.467Z | 275.191° WNW | 12.114° | 2025-12-10 09:48:00.467Z | 254.108° W |
| 15 mins | 2025-12-10 20:38:00.467Z | 177.121° S | 2025-12-10 20:45:00.467Z | 113.121° SE | 40.768° | 2025-12-10 20:53:00.467Z | 27.421° NE |
| 13 mins | 2025-12-10 22:38:00.467Z | 251.33° W | 2025-12-10 22:44:00.467Z | 307.562° NW | 27.905° | 2025-12-10 22:51:00.467Z | 2.813° NNE |
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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