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ELEKTRON 3, 829

Orbit data source: Space-Track

ELEKTRON 3, 829 is a payload satellite owned by OKB-1 (CIS) that was launched on Fri, 10 Jul 1964 UTC via a VOSTOK 8K72 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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Iframe URL

https://www.satcat.com/sats-embedded/829?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

829, 1964-038A

Orbit

Active

Country

CIS

Related business

Energia (RU)

Manufacturer

OKB-1

Mission

Spacecraft

Bus & Motor

OBJECT D, Unknown motor

Mass

350 kg wet, 350 kg dry

Launch date (UTC)

1964-07-10 (62 years ago)

Launch vehicle

VOSTOK 8K72

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 ELEKTRON 3
1   829U 64038A   26100.91528549  .00000728  00000-0  21186-3 0  9990
2   829  60.8151 294.0763 2938945 330.9993  15.4751  9.21169788  9259

Epoch: 2026-04-10T21:58Z

TLE epoch observation values (Epoch: 2026-04-10T21:58:00.666Z)

Latitude

-0.00002°

Longitude

125.43142°

Altitude

611.214 km

Speed

8.522 km/s

True Right ascension

19h 36m 18s

True Declination

0° 00' 00"

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

17:53:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

6,058.622 km

Perigee altitude

408.864 km

Semi-major axis

9,611.88 km

Eccentricity

0.29389

Inclination

60.8151°

RAAN

294.0763°

Arg. of periapsis

330.9993°

True anomaly

29.09183°

Mean anomaly

15.4751°

Eccentric anomaly

21.7017°

Mean motion

2.30319 °/min

Orbital period

156.3 mins

BSTAR

0.00021186

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Other satellites on launch #38 in the year 1964 (1964-07-10 UTC)

ELEKTRON 3 DEB, 29008

ELEKTRON 3 DEB, 831

ELEKTRON 3 DEB, 5892 (Decayed)

SL-3 R/B, 832 (Decayed)

ELEKTRON 3 DEB, 5893 (Decayed)

ELEKTRON 4, 830 (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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ELEKTRON 3 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	2026-04-11 13:41:25.334Z	169.013° S	2026-04-11 13:47:25.334Z	102.054° ESE	32.157°	2026-04-11 14:00:25.334Z	43.007° NE
29 mins	2026-04-11 16:22:25.334Z	259.588° W	2026-04-11 16:30:25.334Z	336.347° NNW	38.213°	2026-04-11 16:51:25.334Z	44.306° NE
46 mins	2026-04-11 19:08:25.334Z	308.965° NW	2026-04-11 19:22:25.334Z	12.818° NNE	33.871°	2026-04-11 19:54:25.334Z	80.969° E
62 mins	2026-04-11 21:53:25.334Z	321.082° NNW	2026-04-11 22:17:25.334Z	49.093° ENE	43.55°	2026-04-11 22:55:25.334Z	133.511° SE
60 mins	2026-04-12 00:38:25.334Z	317.362° NNW	2026-04-12 01:05:25.334Z	252.216° W	39.447°	2026-04-12 01:38:25.334Z	185.346° SSW
18 mins	2026-04-12 03:35:25.334Z	291.392° WNW	2026-04-12 03:43:25.334Z	278.115° WNW	12.063°	2026-04-12 03:53:25.334Z	262.055° W

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

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Check out ELEKTRON 3, 829 on other resources

View ELEKTRON 3, 829 on NASA - NSSDCA Website

View ELEKTRON 3, 829 on Heavens-Above

View ELEKTRON 3, 829 on Keep Track

View ELEKTRON 3, 829 on Celestrak

View ELEKTRON 3, 829 on Gunter's Space Page

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

ELEKTRON 3, 829

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-04-10T21:58:00.666Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #38 in the year 1964 (1964-07-10 UTC)

ELEKTRON 3 Visibility forecast

Co-orbital & Co-planar RSOs

Check out ELEKTRON 3, 829 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago