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ELEKTRON 1, 746

Orbit data source: Space-Track

ELEKTRON 1, 746 is a payload satellite owned by OKB-1 (CIS) that was launched on Thu, 30 Jan 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 src="https://www.satcat.com/sats-embedded/746?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/746?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

746, 1964-006A

Orbit

Active

Last TLE update

1 day ago

Origin

Energia (CIS)

Manufacturer

OKB-1

Mission

Civil Science

Bus & Motor

OBJECT D, SRM

Mass

350 kg wet, 350 kg dry

Launch date (UTC)

1964-01-30 (61 years ago)

Launch vehicle

VOSTOK 8K72

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 6 Pan, 2.0 m

Radar Cross Section

2.718 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago

0 ELEKTRON 1
1 00746U 64006A   25199.48947816  .00001540  00000-0  40398-3 0  9993
2 00746  60.8702 280.2924 3006338 141.4843 244.4462  9.09699998 36864

Epoch: 2025-07-18T11:44Z

TLE epoch observation values (Epoch: 2025-07-18T11:44:50.913Z)

Latitude

0.00003°

Longitude

167.54008°

Altitude

5,148.886 km

Speed

5.297 km/s

True Right ascension

18h 41m 10s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

-18.70283°

Longitude

155.22467°

Altitude

6,007.14 km

Speed

4.823 km/s

Apparent Right ascension

16h 58m 02s

Apparent Declination

-27° 25' 15"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

02:42:24

Azimuth

283.567° WNW

Elevation

-59.376°

Doppler factor

Orbital elements

Apogee altitude

6,228.263 km

Perigee altitude

400.474 km

Semi-major axis

9,692.506 km

Eccentricity

0.30063

Inclination

60.8702°

RAAN

280.2924°

Arg. of periapsis

141.4843°

True anomaly

218.59601°

Mean anomaly

244.4462°

Eccentric anomaly

231.05031°

Mean motion

2.27452 °/min

Orbital period

158.28 mins

BSTAR

0.00040398

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Other satellites on launch #6 in the year 1964 (1964-01-30 UTC)

ELEKTRON 1 DEB, 19997 (Decayed)

ELEKTRON 1 DEB, 19998 (Decayed)

ELEKTRON 1 DEB, 20101 (Decayed)

ELEKTRON 1 DEB, 20224 (Decayed)

ELEKTRON 1 DEB *, 21621 (Decayed)

SL-3 DEB, 25278 (Decayed)

ELEKTRON 2, 748 (Decayed)

ELEKTRON 1 DEB, 750

SL-3 R/B, 751 (Decayed)

ELEKTRON 1 DEB, 14427 (Decayed)

ELEKTRON 1 DEB, 14428 (Decayed)

ELEKTRON 1 DEB, 15786 (Decayed)

ELEKTRON 1 DEB, 16544 (Decayed)

ELEKTRON 1 DEB, 16545 (Decayed)

ELEKTRON 1 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.
5 mins	2025-07-19 14:51:25.422Z	341.42° N	2025-07-19 14:54:25.422Z	31.076° NE	20.958°	2025-07-19 14:56:25.422Z	82.968° E
37 mins	2025-07-20 05:52:25.422Z	189.396° SSW	2025-07-20 06:18:25.422Z	121.386° SE	40.042°	2025-07-20 06:29:25.422Z	47.721° ENE
26 mins	2025-07-20 08:45:25.422Z	244.003° WSW	2025-07-20 09:04:25.422Z	315.692° NNW	35.881°	2025-07-20 09:11:25.422Z	23.283° NE
4 mins	2025-07-20 11:49:25.422Z	329.524° NNW	2025-07-20 11:51:25.422Z	345.198° N	12.07°	2025-07-20 11:53:25.422Z	4.581° NNE

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 ELEKTRON 1, 746 on other resources

View ELEKTRON 1, 746 on NASA - NSSDCA Website

View ELEKTRON 1, 746 on Heavens-Above

View ELEKTRON 1, 746 on Keep Track

View ELEKTRON 1, 746 on Celestrak

View ELEKTRON 1, 746 on Gunter's Space Page

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