COSMOS 2506, 40699
Orbit data source: Space-Track
COSMOS 2506, 40699 is a payload satellite owned by VVKO VKS (CIS) in SSO that was launched on Tue, 23 Jun 2015 UTC via a SOYUZ-2-1B 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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40699 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
TsSKB-Progress
Mission
Operational Defense Imaging
Bus & Motor
PERSONA-1, 11D428
Mass
~7,000 kg wet, ~7,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan, 3.1 m
Radar Cross Section
16.222 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 4 hours ago
TLE from 4 hours ago
0 COSMOS 2506
1 40699U 15029A 26053.55043671 .00000325 00000-0 86691-4 0 9996
2 40699 98.0635 98.6260 0007893 142.6194 217.5554 14.54342076566222Epoch: 2026-02-22T13:12Z
TLE epoch observation values (Epoch: 2026-02-22T13:12:37.731Z)
Latitude
-0.00002°
Longitude
108.01173°
Altitude
718.922 km
Speed
7.494 km/s
True Right ascension
06h 34m 30s
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
20:20:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
714.178 km
Perigee altitude
702.991 km
Semi-major axis
7,086.722 km
Eccentricity
0.00079
Inclination
98.0635°
RAAN
98.626°
Arg. of periapsis
142.6194°
True anomaly
217.50031°
Mean anomaly
217.5554°
Eccentric anomaly
217.52785°
Mean motion
3.6381 °/min
Orbital period
98.95 mins
BSTAR
0.000086691
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Other satellites on launch #29 in the year 2015 (2015-06-23 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 2506 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-23 02:33:24.471Z | 144.076° SSE | 2026-02-23 02:36:24.471Z | 82.977° E | 39.027° | 2026-02-23 02:40:24.471Z | 359.388° N |
| 4 mins | 2026-02-23 04:13:24.471Z | 248.58° W | 2026-02-23 04:14:24.471Z | 262.311° W | 14.353° | 2026-02-23 04:17:24.471Z | 301.896° NW |
| 7 mins | 2026-02-23 16:12:24.471Z | 357.646° N | 2026-02-23 16:15:24.471Z | 306.617° NW | 37.322° | 2026-02-23 16:19:24.471Z | 215.994° 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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