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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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Iframe URL

https://www.satcat.com/sats-embedded/27939?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

27939, 2003-042A

Orbit

SSO

Last TLE update

2 hours ago

Origin

A.F. Mozhaysky Military-Space Academy (CIS)

Manufacturer

NPO PM

Mission

Operational Civil Technology

Bus & Motor

STRELA-1M, Unknown motor

Mass

64 kg wet, 64 kg dry

Launch date (UTC)

2003-09-27 (22 years ago)

Launch vehicle

KOSMOS 11K65M

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Poly, 0.5 m

Radar Cross Section

1.143 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 2 hours ago

0 MOZHAYETS 4
1 27939U 03042A   25199.89620289  .00000852  00000-0  14280-3 0  9992
2 27939  98.3312  10.3050 0010274 242.4680 255.2986 14.72425591166614

Epoch: 2025-07-18T21:30Z

TLE epoch observation values (Epoch: 2025-07-18T21:30:31.929Z)

Latitude

41.88966°

Longitude

-61.76276°

Altitude

661.304 km

Speed

7.53 km/s

True Right ascension

13h 11m 14s

True Declination

41° 42' 59"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-57.75283°

Longitude

-82.52812°

Altitude

668.475 km

Speed

7.525 km/s

Apparent Right ascension

02h 07m 59s

Apparent Declination

-82° 32' 52"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

12:23:24

Azimuth

184.764° SSW

Elevation

-46.514°

Doppler factor

Orbital elements

Apogee altitude

657.627 km

Perigee altitude

643.185 km

Semi-major axis

7,028.543 km

Eccentricity

0.00103

Inclination

98.3312°

RAAN

10.305°

Arg. of periapsis

242.468°

True anomaly

255.18476°

Mean anomaly

255.2986°

Eccentric anomaly

255.24168°

Mean motion

3.68337 °/min

Orbital period

97.74 mins

BSTAR

0.0001428

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Other satellites on launch #42 in the year 2003 (2003-09-27 UTC)

MOZHAYETS 4 Visibility forecast

Observer location: undefined°, undefined°

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	2025-07-19 00:42:46.398Z	358.849° N	2025-07-19 00:46:46.398Z	271.7° WNW	36.324°	2025-07-19 00:49:46.398Z	217.934° SW
7 mins	2025-07-19 11:41:46.398Z	187.387° SSW	2025-07-19 11:44:46.398Z	271.769° WNW	39.513°	2025-07-19 11:48:46.398Z	337.447° 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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Check out MOZHAYETS 4, 27939 on other resources

View MOZHAYETS 4, 27939 on NASA - NSSDCA Website

View MOZHAYETS 4, 27939 on Heavens-Above

View MOZHAYETS 4, 27939 on Keep Track

View MOZHAYETS 4, 27939 on Celestrak

View MOZHAYETS 4, 27939 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.