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 26038.87502868 .00000004 00000-0 13138-3 0 9991
2 15000 74.0099 202.3161 0014546 86.7804 23.8451 12.47989479899600Epoch: 2026-02-07T21:00Z
TLE epoch observation values (Epoch: 2026-02-07T21:00:02.477Z)
Latitude
64.1569°
Longitude
-106.75377°
Altitude
1,473.157 km
Speed
7.137 km/s
True Right ascension
23h 04m 59s
True Declination
64° 02' 03"
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
05:42:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,482.172 km
Perigee altitude
1,459.338 km
Semi-major axis
7,848.892 km
Eccentricity
0.00145
Inclination
74.0099°
RAAN
202.3161°
Arg. of periapsis
86.7804°
True anomaly
23.9126°
Mean anomaly
23.8451°
Eccentric anomaly
23.87884°
Mean motion
3.12127 °/min
Orbital period
115.34 mins
BSTAR
0.00013138
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-02-08 10:01:11.169Z | 115.593° SE | 2026-02-08 10:05:11.169Z | 86.387° E | 14.707° | 2026-02-08 10:09:11.169Z | 57.94° ENE |
| 15 mins | 2026-02-08 11:54:11.169Z | 193.001° SSW | 2026-02-08 12:01:11.169Z | 126.76° SE | 44.834° | 2026-02-08 12:09:11.169Z | 20.578° NNE |
| 11 mins | 2026-02-08 13:55:11.169Z | 267.55° W | 2026-02-08 14:00:11.169Z | 308.528° NW | 21.162° | 2026-02-08 14:06:11.169Z | 355.173° N |
| 11 mins | 2026-02-08 20:05:11.169Z | 10.622° NNE | 2026-02-08 20:10:11.169Z | 49.68° ENE | 19.096° | 2026-02-08 20:16:11.169Z | 94.229° ESE |
| 15 mins | 2026-02-08 22:02:11.169Z | 342.009° N | 2026-02-08 22:09:11.169Z | 50.497° ENE | 44.945° | 2026-02-08 22:17:11.169Z | 161.481° S |
| 8 mins | 2026-02-09 00:02:11.169Z | 298.564° NW | 2026-02-09 00:06:11.169Z | 267.152° W | 17.209° | 2026-02-09 00:10:11.169Z | 237.245° WSW |
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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