SPEKTR R, 37755
Orbit data source: Space-Track
SPEKTR R, 37755 is a Commonwealth of Independent States-origin payload satellite in HEO that was launched on Mon, 18 Jul 2011 UTC via a ZENIT-3SLBF 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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37755 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
Lavochkin
Mission
Non-operational Civil Astronomy
Bus & Motor
NAVIGATOR, Unknown motor
Mass
3,660 kg wet, ~3,160 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan + 1 Dish, 9.0 m
Radar Cross Section
18.197 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 4 weeks ago
TLE from 4 weeks ago
0 SPEKTR R
1 37755U 11037A 26278.04150225 -.00000945 00000-0 00000-0 0 9992
2 37755 19.7845 139.0105 9285654 172.6831 4.1744 0.12008194 6000Epoch: 2026-10-05T00:59Z
TLE epoch observation values (Epoch: 2026-10-05T00:59:45.794Z)
Latitude
-6.97262°
Longitude
-50.6841°
Altitude
7,515.956 km
Speed
7.422 km/s
True Right ascension
22h 31m 55s
True Declination
-6° 57' 05"
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
11:44:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
328,326.426 km
Perigee altitude
6,019.413 km
Semi-major axis
173,551.057 km
Eccentricity
0.92857
Inclination
19.7845°
RAAN
139.0105°
Arg. of periapsis
172.6831°
True anomaly
115.08718°
Mean anomaly
4.1744°
Eccentric anomaly
33.67238°
Mean motion
0.03002 °/min
Orbital period
11,992.24 mins
BSTAR
0
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Other satellites on launch #37 in the year 2011 (2011-07-18 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.SPEKTR R Visibility forecast
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 512 mins | 2026-10-29 16:12:36.083Z | 188.252° SSW | 2026-10-29 16:12:36.083Z | 188.252° SSW | 59.907° | 2026-10-30 00:44:36.083Z | 138.125° SSE |
| 529 mins | 2026-10-30 06:39:36.083Z | 127.368° SE | 2026-10-30 11:10:36.083Z | 183.835° SSW | 33.566° | 2026-10-30 15:28:36.083Z | 242.162° 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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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