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: 20 hours ago
TLE from 20 hours ago
0 MOZHAYETS 4
1 27939U 03042A 25256.29382123 .00000927 00000-0 15393-3 0 9991
2 27939 98.3368 68.1204 0012498 68.9650 53.2463 14.72579169174789Epoch: 2025-09-13T07:03Z
TLE epoch observation values (Epoch: 2025-09-13T07:03:06.154Z)
Latitude
56.83124°
Longitude
162.70031°
Altitude
657.107 km
Speed
7.537 km/s
True Right ascension
17h 24m 01s
True Declination
56° 40' 17"
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
19:11:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
658.701 km
Perigee altitude
641.134 km
Semi-major axis
7,028.054 km
Eccentricity
0.00125
Inclination
98.3368°
RAAN
68.1204°
Arg. of periapsis
68.965°
True anomaly
53.36115°
Mean anomaly
53.2463°
Eccentric anomaly
53.30372°
Mean motion
3.68375 °/min
Orbital period
97.73 mins
BSTAR
0.00015393
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-09-14 10:23:07.469Z | 99.583° ESE | 2025-09-14 10:25:07.469Z | 70.692° E | 16.12° | 2025-09-14 10:28:07.469Z | 26.685° NE |
| 6 mins | 2025-09-14 11:59:07.469Z | 196.647° SSW | 2025-09-14 12:02:07.469Z | 272.391° WNW | 34.785° | 2025-09-14 12:05:07.469Z | 328.661° NNW |
| 6 mins | 2025-09-14 23:52:07.469Z | 48.462° ENE | 2025-09-14 23:54:07.469Z | 92.726° ESE | 29.695° | 2025-09-14 23:58:07.469Z | 162.74° S |
| 4 mins | 2025-09-15 01:29:07.469Z | 323.119° NNW | 2025-09-15 01:31:07.469Z | 286.995° WNW | 19.805° | 2025-09-15 01:33:07.469Z | 254.947° W |
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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