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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MOZHAYETS 4 radio frequencies
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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 25259.28392480 .00001135 00000-0 18666-3 0 9998
2 27939 98.3368 71.1874 0012407 60.3731 63.7968 14.72586873175228Epoch: 2025-09-16T06:48Z
TLE epoch observation values (Epoch: 2025-09-16T06:48:51.102Z)
Latitude
54.9275°
Longitude
165.47922°
Altitude
658.067 km
Speed
7.536 km/s
True Right ascension
17h 32m 40s
True Declination
54° 45' 48"
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
07:00:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
658.612 km
Perigee altitude
641.173 km
Semi-major axis
7,028.03 km
Eccentricity
0.00124
Inclination
98.3368°
RAAN
71.1874°
Arg. of periapsis
60.3731°
True anomaly
63.92445°
Mean anomaly
63.7968°
Eccentric anomaly
63.86062°
Mean motion
3.68377 °/min
Orbital period
97.73 mins
BSTAR
0.00018666
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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 | 2025-09-17 00:45:43.975Z | 1.411° NNE | 2025-09-17 00:48:43.975Z | 306.982° NW | 39.679° | 2025-09-17 00:52:43.975Z | 210.37° SW |
| 6 mins | 2025-09-17 11:44:43.975Z | 181.3° SSW | 2025-09-17 11:46:43.975Z | 220.921° SW | 41.383° | 2025-09-17 11:50:43.975Z | 339.286° N |
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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