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: 7 hours ago
TLE from 7 hours ago
0 MOZHAYETS 4
1 27939U 03042A 25286.94347274 .00001889 00000-0 30413-3 0 9992
2 27939 98.3379 99.5653 0010882 335.0071 179.5621 14.72712754179295Epoch: 2025-10-13T22:38Z
TLE epoch observation values (Epoch: 2025-10-13T22:38:36.044Z)
Latitude
25.17303°
Longitude
-78.89549°
Altitude
663.19 km
Speed
7.524 km/s
True Right ascension
18h 53m 58s
True Declination
25° 02' 21"
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
00:04:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
657.139 km
Perigee altitude
641.844 km
Semi-major axis
7,027.629 km
Eccentricity
0.00109
Inclination
98.3379°
RAAN
99.5653°
Arg. of periapsis
335.0071°
True anomaly
179.56305°
Mean anomaly
179.5621°
Eccentric anomaly
179.56258°
Mean motion
3.68409 °/min
Orbital period
97.72 mins
BSTAR
0.00030413
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-10-14 11:07:25.066Z | 137.302° SSE | 2025-10-14 11:10:25.066Z | 81.262° E | 34.019° | 2025-10-14 11:14:25.066Z | 2.98° NNE |
| 7 mins | 2025-10-15 00:36:25.066Z | 10.649° NNE | 2025-10-15 00:39:25.066Z | 350.892° N | 43.463° | 2025-10-15 00:43:25.066Z | 197.972° SSW |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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