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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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: 9 hours ago
TLE from 9 hours ago
0 MOZHAYETS 4
1 27939U 03042A 26246.31471242 .00000648 00000-0 10781-3 0 9991
2 27939 98.3488 72.9001 0011927 26.6256 98.1249 14.73585393227055Epoch: 2026-09-03T07:33Z
TLE epoch observation values (Epoch: 2026-09-03T07:33:11.153Z)
Latitude
54.35559°
Longitude
168.8932°
Altitude
659.8 km
Speed
7.532 km/s
True Right ascension
17h 38m 34s
True Declination
54° 11' 25"
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
08:06:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
655.094 km
Perigee altitude
638.337 km
Semi-major axis
7,024.852 km
Eccentricity
0.00119
Inclination
98.3488°
RAAN
72.9001°
Arg. of periapsis
26.6256°
True anomaly
98.26017°
Mean anomaly
98.1249°
Eccentric anomaly
98.19254°
Mean motion
3.68627 °/min
Orbital period
97.66 mins
BSTAR
0.00010781
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-09-04 01:28:18.087Z | 11.966° NNE | 2026-09-04 01:32:18.087Z | 359.27° N | 43.727° | 2026-09-04 01:36:18.087Z | 196.426° SSW |
| 7 mins | 2026-09-04 12:27:18.087Z | 161.413° S | 2026-09-04 12:30:18.087Z | 89.121° E | 44.695° | 2026-09-04 12:34:18.087Z | 349.107° N |
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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