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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Edit Public Description
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: 11 hours ago
TLE from 11 hours ago
0 COSMOS 2506
1 40699U 15029A 25348.37312416 .00000361 00000-0 95226-4 0 9992
2 40699 98.0752 30.9366 0007640 18.7801 341.3677 14.54303197556026Epoch: 2025-12-14T08:57Z
TLE epoch observation values (Epoch: 2025-12-14T08:57:17.927Z)
Latitude
0°
Longitude
173.32493°
Altitude
709.476 km
Speed
7.504 km/s
True Right ascension
02h 03m 44s
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
18:52:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
714.126 km
Perigee altitude
703.297 km
Semi-major axis
7,086.849 km
Eccentricity
0.00076
Inclination
98.0752°
RAAN
30.9366°
Arg. of periapsis
18.7801°
True anomaly
341.3397°
Mean anomaly
341.3677°
Eccentric anomaly
341.3537°
Mean motion
3.63801 °/min
Orbital period
98.96 mins
BSTAR
0.000095226
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-12-15 01:38:20.747Z | 92.094° ESE | 2025-12-15 01:40:20.747Z | 66.808° ENE | 13.457° | 2025-12-15 01:42:20.747Z | 39.966° NE |
| 8 mins | 2025-12-15 03:14:20.747Z | 179.277° S | 2025-12-15 03:18:20.747Z | 281.997° WNW | 41.593° | 2025-12-15 03:22:20.747Z | 340.103° N |
| 7 mins | 2025-12-15 15:16:20.747Z | 40.143° NE | 2025-12-15 15:19:20.747Z | 96.319° ESE | 30.312° | 2025-12-15 15:23:20.747Z | 161.508° S |
| 5 mins | 2025-12-15 16:55:20.747Z | 324.025° NNW | 2025-12-15 16:57:20.747Z | 288.552° WNW | 21.787° | 2025-12-15 17:00:20.747Z | 245.367° WSW |
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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