Showing default

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.

Loading next visibility...
Identifier
746, 1964-006A
Orbit
Active
Last TLE update
16 hours ago
Origin
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, 4 m
Radar Cross Section
2.718 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 16 hours ago
0 ELEKTRON 1
1 00746U 64006A   25181.68282673  .00002122  00000-0  54548-3 0  9998
2 00746  60.8743 304.4103 3007568 136.9184 251.0954  9.09631607 35244
Epoch: 2025-06-30T16:23Z
TLE epoch observation values (Epoch: 2025-06-30T16:23:16.229Z)
Latitude
Longitude
139.60356°
Altitude
4,918.369 km
Speed
5.428 km/s
True Right ascension
20h 17m 38s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
43.0845°
Longitude
169.93614°
Altitude
2,252.694 km
Speed
7.166 km/s
Apparent Right ascension
01h 38m 59s
Apparent Declination
28° 53' 02"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
20:16:04
Azimuth
72.048° E
Elevation
24.716°
Doppler factor
1
Orbital elements
Apogee altitude
6,230.087 km
Perigee altitude
399.621 km
Semi-major axis
9,692.991 km
Eccentricity
0.30076
Inclination
60.8743°
RAAN
304.4103°
Arg. of periapsis
136.9184°
True anomaly
Unknown
Mean anomaly
251.0954°
Eccentric anomaly
Unknown
Mean motion
2.27435 °/min
Orbital period
158.29 mins
BSTAR
0.00054548
Loading maneuver chart data...
Loading SW <> Apogee altitude chart data...

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.
27 mins2025-07-01 10:56:55.059Z229.459° WSW2025-07-01 11:16:55.059Z311.809° NW41.729°2025-07-01 11:23:55.059Z28.175° NE
7 mins2025-07-01 13:58:55.059Z307.875° NW2025-07-01 14:02:55.059Z335.207° NNW14.356°2025-07-01 14:05:55.059Z4.314° NNE
31 mins2025-07-02 07:53:55.059Z172.349° S2025-07-02 08:14:55.059Z119.72° SE31.432°2025-07-02 08:24:55.059Z61.114° ENE
|