LUCH (OLYMP) 2, 55841
Orbit data source: Space-Track
LUCH (OLYMP) 2, 55841 is a payload satellite owned by FSB (CIS) in GEO that was launched on Sun, 12 Mar 2023 UTC via a PROTON-M/BRIZ-M 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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55841 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
Resehetnev ISS
Mission
Operational Defense Com/Sigint
Bus & Motor
EKSPRESS-2000, Unknown motor
Mass
1,930 kg wet, ~1,800 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan + 2 Dish, 8.0 m
Radar Cross Section
40.926 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 LUCH (OLYMP) 2
1 55841U 23031A 25349.78411956 .00000055 00000-0 00000+0 0 9995
2 55841 0.0376 88.4938 0001270 53.8663 286.5951 1.00274371 10093Epoch: 2025-12-15T18:49Z
TLE epoch observation values (Epoch: 2025-12-15T18:49:07.929Z)
Latitude
0.01372°
Longitude
61.96921°
Altitude
35,783.818 km
Speed
3.075 km/s
True Right ascension
04h 35m 43s
True Declination
0° 00' 49"
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
09:42:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,792.295 km
Perigee altitude
35,781.585 km
Semi-major axis
42,165.077 km
Eccentricity
0.00013
Inclination
0.0376°
RAAN
88.4938°
Arg. of periapsis
53.8663°
True anomaly
286.58115°
Mean anomaly
286.5951°
Eccentric anomaly
286.58813°
Mean motion
0.25068 °/min
Orbital period
1,436.11 mins
BSTAR
0
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Other satellites on launch #31 in the year 2023 (2023-03-12 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.LUCH (OLYMP) 2 Visibility
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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. |
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| LUCH (OLYMP) 2 is likely not visible in the next few days. |
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55841 neighbors
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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
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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