MOZHAYETS 4, 27939
Orbit data source: Space-Track
MOZHAYETS 4, 27939 is a payload satellite owned by Mozhaiskiy (CIS) in SSO that was launched on Sat, 27 Sep 2003 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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27939 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
NPO PM
Mission
Operational Civil Technology
Bus & Motor
STRELA-1M, Unknown motor
Mass
64 kg wet, 64 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Poly, 0.5 m
Radar Cross Section
1.143 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 19 hours ago
TLE from 19 hours ago
0 MOZHAYETS 4
1 27939U 03042A 25338.77431266 .00002910 00000-0 46163-3 0 9991
2 27939 98.3361 152.7629 0011686 159.9113 325.9344 14.72934741186923Epoch: 2025-12-04T18:35Z
TLE epoch observation values (Epoch: 2025-12-04T18:35:00.613Z)
Latitude
53.50073°
Longitude
-8.45662°
Altitude
653.677 km
Speed
7.54 km/s
True Right ascension
22h 56m 29s
True Declination
53° 20' 01"
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
11:39:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
656.997 km
Perigee altitude
640.573 km
Semi-major axis
7,026.922 km
Eccentricity
0.00117
Inclination
98.3361°
RAAN
152.7629°
Arg. of periapsis
159.9113°
True anomaly
325.8593°
Mean anomaly
325.9344°
Eccentric anomaly
325.89686°
Mean motion
3.68464 °/min
Orbital period
97.7 mins
BSTAR
0.00046163
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Other satellites on launch #42 in the year 2003 (2003-09-27 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.MOZHAYETS 4 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-12-05 23:57:02.799Z | 43.962° NE | 2025-12-06 00:00:02.799Z | 98.818° ESE | 25.668° | 2025-12-06 00:03:02.799Z | 151.135° SSE |
| 6 mins | 2025-12-06 01:34:02.799Z | 336.398° NNW | 2025-12-06 01:36:02.799Z | 303.072° NW | 22.449° | 2025-12-06 01:40:02.799Z | 238.349° WSW |
| 5 mins | 2025-12-06 10:56:02.799Z | 108.786° ESE | 2025-12-06 10:58:02.799Z | 71.335° E | 23.897° | 2025-12-06 11:01:02.799Z | 19.086° NNE |
| 6 mins | 2025-12-06 12:32:02.799Z | 213.811° SW | 2025-12-06 12:35:02.799Z | 269.898° W | 24.972° | 2025-12-06 12:38:02.799Z | 318.337° NNW |
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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