COSMOS 1867 COOLANT, 39646
Orbit data source: Space-Track
COSMOS 1867 COOLANT, 39646 is space debris in LEO originally from a launch on Fri, 10 Jul 1987 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). 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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39646 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
Arsenal
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Unknown shape, 0.1 m
Radar Cross Section
Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 COSMOS 1867 COOLANT
1 39646U 87060P 26155.13538775 .00000264 00000-0 13053-3 0 9994
2 39646 65.0102 48.4244 0017351 281.6557 78.2581 14.33808118635755Epoch: 2026-06-04T03:14Z
TLE epoch observation values (Epoch: 2026-06-04T03:14:57.501Z)
Latitude
-0.00004°
Longitude
107.10079°
Altitude
778.498 km
Speed
7.467 km/s
True Right ascension
03h 13m 41s
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
20:33:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
790.021 km
Perigee altitude
765.189 km
Semi-major axis
7,155.742 km
Eccentricity
0.00174
Inclination
65.0102°
RAAN
48.4244°
Arg. of periapsis
281.6557°
True anomaly
78.45285°
Mean anomaly
78.2581°
Eccentric anomaly
78.35547°
Mean motion
3.58559 °/min
Orbital period
100.4 mins
BSTAR
0.00013053
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Other satellites on launch #60 in the year 1987 (1987-07-10 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 1867 COOLANT 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-06-04 18:26:33.986Z | 199.263° SSW | 2026-06-04 18:31:33.986Z | 82.231° E | 42.085° | 2026-06-04 18:35:33.986Z | 37.562° NE |
| 6 mins | 2026-06-04 20:12:33.986Z | 284.04° WNW | 2026-06-04 20:14:33.986Z | 311.094° NW | 19.167° | 2026-06-04 20:18:33.986Z | 2.056° NNE |
| 9 mins | 2026-06-05 03:14:33.986Z | 338.218° N | 2026-06-05 03:18:33.986Z | 75.315° E | 41.787° | 2026-06-05 03:23:33.986Z | 138.093° SSE |
| 4 mins | 2026-06-05 04:59:33.986Z | 272.952° WNW | 2026-06-05 05:01:33.986Z | 246.227° WSW | 16.334° | 2026-06-05 05:03:33.986Z | 221.739° 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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