COSMOS 917 DEB, 27888
Orbit data source: Space-Track
COSMOS 917 DEB, 27888 is space debris originally from a launch on Thu, 16 Jun 1977 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
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27888 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Unknown shape, 0.7 m
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 4 days ago
TLE from 4 days ago
0 COSMOS 917 DEB
1 27888U 77047L 26169.72710081 .00000785 00000-0 79379-3 0 9996
2 27888 60.1515 226.5116 7429750 55.1849 353.7749 2.02061345218239Epoch: 2026-06-18T17:27Z
TLE epoch observation values (Epoch: 2026-06-18T17:27:01.509Z)
Latitude
0.00015°
Longitude
57.8132°
Altitude
1,909.475 km
Speed
9.007 km/s
True Right ascension
15h 06m 08s
True Declination
0° 00' 01"
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
23:09:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
39,685.622 km
Perigee altitude
414.581 km
Semi-major axis
26,428.239 km
Eccentricity
0.74298
Inclination
60.1515°
RAAN
226.5116°
Arg. of periapsis
55.1849°
True anomaly
305.12614°
Mean anomaly
353.7749°
Eccentric anomaly
337.45002°
Mean motion
0.50517 °/min
Orbital period
712.63 mins
BSTAR
0.00079379
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Other satellites on launch #47 in the year 1977 (1977-06-16 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 917 DEB 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. |
|---|---|---|---|---|---|---|---|
| 124 mins | 2026-06-22 16:57:52.686Z | 293.921° NW | 2026-06-22 17:14:52.686Z | 242.153° WSW | 29.745° | 2026-06-22 19:01:52.686Z | 211.591° SW |
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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