COSMOS 86, 1584
Orbit data source: Space-Track
COSMOS 86, 1584 is a payload satellite owned by OKB-10 (CIS) in LEO that was launched on Sat, 18 Sep 1965 UTC via a KOSMOS 65S3 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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1584 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
OKB-10
Mission
Spacecraft
Bus & Motor
STRELA-1 11F610, Unknown motor
Mass
50 kg wet, 50 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: 9 hours ago
TLE from 9 hours ago
0 COSMOS 86
1 1584U 65073A 26104.28886549 -.00000066 00000-0 17348-3 0 9991
2 1584 56.0597 313.2779 0213194 196.4242 336.7476 12.51919083769447Epoch: 2026-04-14T06:55Z
TLE epoch observation values (Epoch: 2026-04-14T06:55:57.978Z)
Latitude
6.43901°
Longitude
-177.51496°
Altitude
1,304.041 km
Speed
7.276 km/s
True Right ascension
08h 35m 46s
True Declination
6° 24' 13"
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
22:41:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,623.326 km
Perigee altitude
1,289.275 km
Semi-major axis
7,834.438 km
Eccentricity
0.02132
Inclination
56.0597°
RAAN
313.2779°
Arg. of periapsis
196.4242°
True anomaly
335.759°
Mean anomaly
336.7476°
Eccentric anomaly
336.25575°
Mean motion
3.12991 °/min
Orbital period
115.02 mins
BSTAR
0.00017348
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Other satellites on launch #73 in the year 1965 (1965-09-18 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 86 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. |
|---|---|---|---|---|---|---|---|
| 17 mins | 2026-04-14 17:42:18.555Z | 254.945° W | 2026-04-14 17:51:18.555Z | 333.586° NNW | 37.511° | 2026-04-14 17:59:18.555Z | 40.706° NE |
| 13 mins | 2026-04-14 19:47:18.555Z | 303.742° NW | 2026-04-14 19:53:18.555Z | 351.643° N | 25.876° | 2026-04-14 20:00:18.555Z | 48.403° ENE |
| 14 mins | 2026-04-14 21:49:18.555Z | 320.718° NNW | 2026-04-14 21:56:18.555Z | 20.191° NNE | 30.777° | 2026-04-14 22:03:18.555Z | 83.817° E |
| 15 mins | 2026-04-14 23:50:18.555Z | 314.339° NW | 2026-04-14 23:57:18.555Z | 307.655° NW | 44.854° | 2026-04-15 00:05:18.555Z | 137.447° SSE |
| 10 mins | 2026-04-15 01:52:18.555Z | 281.325° WNW | 2026-04-15 01:56:18.555Z | 248.441° W | 20.075° | 2026-04-15 02:02:18.555Z | 199.958° SSW |
| 15 mins | 2026-04-15 14:41:18.555Z | 177.414° S | 2026-04-15 14:48:18.555Z | 122.68° SE | 30.67° | 2026-04-15 14:56:18.555Z | 60.437° ENE |
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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