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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
746 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Edit Sat Name
Focus sentinelFocus sentinel
Create New Watchlist
Identifier
Orbit
Country
CISRelated business
Manufacturer
OKB-1
Mission
Spacecraft
Bus & Motor
OBJECT D, SRM
Mass
350 kg wet, 350 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
DOMED CYL+ANT+PAN, 2.0 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 ELEKTRON 1
1 00746U 64006A 26206.14447049 .00000823 00000-0 23492-3 0 9998
2 00746 60.8845 136.7975 2994027 236.5867 91.2571 9.10941679 70703Epoch: 2026-07-25T03:28Z
TLE epoch observation values (Epoch: 2026-07-25T03:28:02.250Z)
Latitude
0.00004°
Longitude
141.92718°
Altitude
4,184.383 km
Speed
5.86 km/s
True Right ascension
09h 07m 11s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
23:20:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
6,204.881 km
Perigee altitude
406.233 km
Semi-major axis
9,683.694 km
Eccentricity
0.2994
Inclination
60.8845°
RAAN
136.7975°
Arg. of periapsis
236.5867°
True anomaly
123.49863°
Mean anomaly
91.2571°
Eccentric anomaly
107.6079°
Mean motion
2.27762 °/min
Orbital period
158.06 mins
BSTAR
0.00023492
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #6 in the year 1964 (1964-01-30 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.ELEKTRON 1 Visibility forecast
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 60 mins | 2026-07-26 18:57:52.053Z | 165.541° S | 2026-07-26 19:24:52.053Z | 98.085° ESE | 36.835° | 2026-07-26 19:57:52.053Z | 39.893° NE |
| 68 mins | 2026-07-26 21:40:52.053Z | 222.704° SW | 2026-07-26 22:12:52.053Z | 315.41° NNW | 44.364° | 2026-07-26 22:48:52.053Z | 42.548° NE |
| 62 mins | 2026-07-27 00:36:52.053Z | 275.175° WNW | 2026-07-27 01:13:52.053Z | 348.513° N | 36.935° | 2026-07-27 01:38:52.053Z | 62.366° ENE |
| 48 mins | 2026-07-27 03:40:52.053Z | 311.941° NW | 2026-07-27 04:13:52.053Z | 27.616° NE | 40.824° | 2026-07-27 04:28:52.053Z | 110.448° ESE |
| 33 mins | 2026-07-27 06:37:52.053Z | 320.318° NNW | 2026-07-27 07:00:52.053Z | 258.571° W | 38.638° | 2026-07-27 07:10:52.053Z | 183.134° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|