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COSMOS 2426 (GLONASS), 29671

Orbit data source: Space-Track

COSMOS 2426 (GLONASS), 29671 is a Commonwealth of Independent States-origin payload satellite in MEO that was launched on Mon, 25 Dec 2006 UTC via a PROTON-K/DM-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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/29671?theme=dark&initialShowStats=false

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Identifier

29671, 2006-062B

Orbit

MEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Resehetnev ISS

Mission

Non-operational Defense Navigation

Bus & Motor

URAGAN, Unknown motor

Mass

1,450 kg wet, ~1,200 kg dry

Launch date (UTC)

2006-12-25 (19 years ago)

Launch vehicle

PROTON-K/DM-2

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Arm + 2 Pan, 3.9 m

Radar Cross Section

8.145 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 15 hours ago

TLE from 15 hours ago

0 COSMOS 2426 (GLONASS)
1 29671U 06062B   25260.24608584 -.00000019  00000-0  00000-0 0  9992
2 29671  64.6994 203.6043 0021576 181.1632 134.5059  2.12963367145732

Epoch: 2025-09-17T05:54Z

TLE epoch observation values (Epoch: 2025-09-17T05:54:21.816Z)

Latitude

-39.06383°

Longitude

96.07398°

Altitude

19,193.093 km

Speed

3.945 km/s

True Right ascension

12h 04m 21s

True Declination

-39° 01' 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

13:34:41

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

19,195.641 km

Perigee altitude

19,085.523 km

Semi-major axis

25,518.719 km

Eccentricity

0.00216

Inclination

64.6994°

RAAN

203.6043°

Arg. of periapsis

181.1632°

True anomaly

134.6819°

Mean anomaly

134.5059°

Eccentric anomaly

134.59393°

Mean motion

0.53242 °/min

Orbital period

676.16 mins

BSTAR

Loading maneuver chart data...

Computing Atmospheric mass density...

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Other satellites on launch #62 in the year 2006 (2006-12-25 UTC)

COSMOS 2425 (GLONASS), 29670

COSMOS 2424 (GLONASS), 29672

SL-12 R/B(2), 29673

SL-12 R/B(1), 29674 (Decayed)

SL-12 PLAT, 29675 (Decayed)

SL-12 R/B(AUX MOTOR), 29680

SL-12 R/B(AUX MOTOR), 29682

SL-12 DEB, 41809 (Decayed)

SL-12 DEB, 41810

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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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COSMOS 2426 (GLONASS) 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.
71 mins	2025-09-17 20:47:00.941Z	42.283° NE	2025-09-17 20:47:00.941Z	42.283° NE	34.124°	2025-09-17 21:58:00.941Z	32.031° NE
222 mins	2025-09-18 08:13:00.941Z	330.689° NNW	2025-09-18 10:03:00.941Z	284.518° WNW	36.454°	2025-09-18 11:55:00.941Z	225.132° WSW
191 mins	2025-09-18 17:01:00.941Z	116.524° SE	2025-09-18 18:38:00.941Z	66.58° ENE	30.557°	2025-09-18 20:12:00.941Z	25.927° NE

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

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

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Check out COSMOS 2426 (GLONASS), 29671 on other resources

View COSMOS 2426 (GLONASS), 29671 on NASA - NSSDCA Website

View COSMOS 2426 (GLONASS), 29671 on Heavens-Above

View COSMOS 2426 (GLONASS), 29671 on Keep Track

View COSMOS 2426 (GLONASS), 29671 on Celestrak

View COSMOS 2426 (GLONASS), 29671 on Gunter's Space Page

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

COSMOS 2426 (GLONASS), 29671

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2025-09-17T05:54:21.816Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #62 in the year 2006 (2006-12-25 UTC)

COSMOS 2426 (GLONASS) Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 2426 (GLONASS), 29671 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 15 hours ago