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MOLNIYA 3-50, 25847

Orbit data source: Space-Track

MOLNIYA 3-50, 25847 is a Commonwealth of Independent States-origin payload satellite in HEO that was launched on Thu, 08 Jul 1999 UTC via an MOLNIYA 8K78M 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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https://www.satcat.com/sats-embedded/25847?theme=dark&initialShowStats=false

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Identifier

25847, 1999-036A

Orbit

HEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

NPO PM

Mission

Civil Communications

Bus & Motor

MOLNIYA-3, Unknown motor

Mass

1,750 kg wet, ~1,700 kg dry

Launch date (UTC)

1999-07-08 (27 years ago)

Launch vehicle

MOLNIYA 8K78M

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 6 Pan, 4.0 m

Radar Cross Section

14.563 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 3 days ago

TLE from 3 days ago

0 MOLNIYA 3-50
1 25847U 99036A   26128.15004781  .00000496  00000-0  00000-0 0  9997
2 25847  63.5175 159.7174 6753735 277.3482  16.3028  2.00609250196615

Epoch: 2026-05-08T03:36Z

TLE epoch observation values (Epoch: 2026-05-08T03:36:04.130Z)

Latitude

-0.00018°

Longitude

-120.28078°

Altitude

6,932.886 km

Speed

6.7 km/s

True Right ascension

10h 38m 53s

True Declination

0° 00' 01"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

22:11:56

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

38,112.245 km

Perigee altitude

2,242.482 km

Semi-major axis

26,555.501 km

Eccentricity

0.67537

Inclination

63.5175°

RAAN

159.7174°

Arg. of periapsis

277.3482°

True anomaly

82.75765°

Mean anomaly

16.3028°

Eccentric anomaly

42.3913°

Mean motion

0.50155 °/min

Orbital period

717.78 mins

BSTAR

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Other satellites on launch #36 in the year 1999 (1999-07-08 UTC)

SL-6 R/B(2), 25850

SL-6 PLAT, 25849 (Decayed)

SL-6 R/B(1), 25848 (Decayed)

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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.

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MOLNIYA 3-50 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.
19 mins	2026-05-11 13:54:56.744Z	175.084° S	2026-05-11 13:54:56.744Z	175.084° S	33.708°	2026-05-11 14:13:56.744Z	170.991° S
640 mins	2026-05-12 03:14:56.744Z	202.878° SW	2026-05-12 12:28:56.744Z	99.847° ESE	44.972°	2026-05-12 13:54:56.744Z	174.352° S

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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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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 descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out MOLNIYA 3-50, 25847 on other resources

View MOLNIYA 3-50, 25847 on NASA - NSSDCA Website

View MOLNIYA 3-50, 25847 on Heavens-Above

View MOLNIYA 3-50, 25847 on Keep Track

View MOLNIYA 3-50, 25847 on Celestrak

View MOLNIYA 3-50, 25847 on Gunter's Space Page

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

MOLNIYA 3-50, 25847

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-05-08T03:36:04.130Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #36 in the year 1999 (1999-07-08 UTC)

MOLNIYA 3-50 Visibility forecast

Co-orbital & Co-planar RSOs

Check out MOLNIYA 3-50, 25847 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago