COSMOS 535, 6270
Orbit data source: Space-Track
COSMOS 535, 6270 is a payload satellite owned by OKB-10 (CIS) in LEO that was launched on Wed, 01 Nov 1972 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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6270 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
OKB-10
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: 2 days ago
TLE from 2 days ago
0 COSMOS 535
1 6270U 72087H 26171.37368976 -.00000015 00000-0 42363-5 0 9995
2 6270 74.0346 247.9736 0054302 16.0462 54.6001 12.59353789465432Epoch: 2026-06-20T08:58Z
TLE epoch observation values (Epoch: 2026-06-20T08:58:06.795Z)
Latitude
65.58101°
Longitude
-116.31366°
Altitude
1,412.18 km
Speed
7.172 km/s
True Right ascension
19h 07m 12s
True Declination
65° 27' 44"
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
00:29:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,465.801 km
Perigee altitude
1,381.073 km
Semi-major axis
7,801.574 km
Eccentricity
0.00543
Inclination
74.0346°
RAAN
247.9736°
Arg. of periapsis
16.0462°
True anomaly
55.10931°
Mean anomaly
54.6001°
Eccentric anomaly
54.85451°
Mean motion
3.1497 °/min
Orbital period
114.3 mins
BSTAR
0.0000042363
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Other satellites on launch #87 in the year 1972 (1972-11-01 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 535 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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2026-06-22 14:32:39.969Z | 1.628° NNE | 2026-06-22 14:39:39.969Z | 58.344° ENE | 23.358° | 2026-06-22 14:45:39.969Z | 105.212° ESE |
| 15 mins | 2026-06-22 16:29:39.969Z | 336.566° NNW | 2026-06-22 16:36:39.969Z | 261.557° W | 43.985° | 2026-06-22 16:44:39.969Z | 172.253° S |
| 4 mins | 2026-06-22 18:30:39.969Z | 282.223° WNW | 2026-06-22 18:31:39.969Z | 274.956° WNW | 12.347° | 2026-06-22 18:34:39.969Z | 253.677° W |
| 14 mins | 2026-06-23 05:19:39.969Z | 170.817° S | 2026-06-23 05:25:39.969Z | 110.257° ESE | 38.414° | 2026-06-23 05:33:39.969Z | 28.852° NE |
| 12 mins | 2026-06-23 07:17:39.969Z | 247.982° W | 2026-06-23 07:22:39.969Z | 296.843° NW | 29.148° | 2026-06-23 07:29:39.969Z | 1.214° NNE |
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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