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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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Iframe URL

https://www.satcat.com/sats-embedded/1584?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

1584, 1965-073A

Orbit

LEO

Country

CIS

Related business

Federal Space Agency of Russia (Roscosmos) (RU)

Manufacturer

OKB-10

Mission

Spacecraft

Bus & Motor

STRELA-1 11F610, Unknown motor

Mass

50 kg wet, 50 kg dry

Launch date (UTC)

1965-09-18 (61 years ago)

Launch vehicle

KOSMOS 65S3

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 13 hours ago

TLE from 13 hours ago

0 COSMOS 86
1  1584U 65073A   26122.46588373 -.00000087  00000-0  48301-4 0  9992
2  1584  56.0589 264.0070 0212463 221.1391 178.8001 12.51919748771725

Epoch: 2026-05-02T11:10Z

TLE epoch observation values (Epoch: 2026-05-02T11:10:52.354Z)

Latitude

32.30083°

Longitude

-99.04301°

Altitude

1,625.252 km

Speed

6.987 km/s

True Right ascension

19h 16m 14s

True Declination

32° 09' 45"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

07:45:18

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,622.751 km

Perigee altitude

1,289.845 km

Semi-major axis

7,834.435 km

Eccentricity

0.02125

Inclination

56.0589°

RAAN

264.007°

Arg. of periapsis

221.1391°

True anomaly

178.84976°

Mean anomaly

178.8001°

Eccentric anomaly

178.82506°

Mean motion

3.12991 °/min

Orbital period

115.02 mins

BSTAR

0.000048301

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Other satellites on launch #73 in the year 1965 (1965-09-18 UTC)

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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.
15 mins	2026-05-03 10:03:07.765Z	170.718° S	2026-05-03 10:10:07.765Z	119.077° SE	26.991°	2026-05-03 10:18:07.765Z	62.177° ENE
18 mins	2026-05-03 12:01:07.765Z	228.767° WSW	2026-05-03 12:10:07.765Z	339.749° N	44.617°	2026-05-03 12:19:07.765Z	44.598° NE
15 mins	2026-05-03 14:04:07.765Z	280.09° WNW	2026-05-03 14:11:07.765Z	334.632° NNW	30.637°	2026-05-03 14:19:07.765Z	41.219° NE
14 mins	2026-05-03 16:08:07.765Z	315.498° NNW	2026-05-03 16:15:07.765Z	12.438° NNE	26.731°	2026-05-03 16:22:07.765Z	65.374° ENE
16 mins	2026-05-03 18:09:07.765Z	319.764° NNW	2026-05-03 18:17:07.765Z	35.037° NE	39.255°	2026-05-03 18:25:07.765Z	110.028° ESE
15 mins	2026-05-03 20:10:07.765Z	303.712° NW	2026-05-03 20:17:07.765Z	239.492° WSW	37.291°	2026-05-03 20:25:07.765Z	164.683° S

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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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Check out COSMOS 86, 1584 on other resources

View COSMOS 86, 1584 on NASA - NSSDCA Website

View COSMOS 86, 1584 on Heavens-Above

View COSMOS 86, 1584 on Keep Track

View COSMOS 86, 1584 on Celestrak

View COSMOS 86, 1584 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

COSMOS 86, 1584

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 13 hours ago

TLE from 13 hours ago

TLE epoch observation values (Epoch: 2026-05-02T11:10:52.354Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #73 in the year 1965 (1965-09-18 UTC)

COSMOS 86 Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 86, 1584 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 13 hours ago