RADUGA 9, 12618
Orbit data source: Space-Track
RADUGA 9, 12618 is a payload satellite owned by GUKOS (CIS) in GEO that was launched on Thu, 30 Jul 1981 UTC via a PROTON-K/DM 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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12618 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
NPO PM
Mission
Non-operational spacecraft
Bus & Motor
RADUGA, Unknown motor
Mass
1,965 kg wet, ~1,800 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
STEP CYL + 2 PAN, 1.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 RADUGA 9
1 12618U 81069A 26263.78514943 .00000128 00000-0 00000-0 0 9993
2 12618 6.3725 292.7948 0001635 246.4830 147.9521 1.00218869 48305Epoch: 2026-09-20T18:50Z
TLE epoch observation values (Epoch: 2026-09-20T18:50:36.910Z)
Latitude
3.60288°
Longitude
44.74728°
Altitude
35,806.425 km
Speed
3.074 km/s
True Right ascension
21h 48m 18s
True Declination
3° 35' 57"
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
18:20:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,809.383 km
Perigee altitude
35,795.59 km
Semi-major axis
42,180.623 km
Eccentricity
0.00016
Inclination
6.3725°
RAAN
292.7948°
Arg. of periapsis
246.483°
True anomaly
147.96204°
Mean anomaly
147.9521°
Eccentric anomaly
147.95707°
Mean motion
0.25054 °/min
Orbital period
1,436.91 mins
BSTAR
0
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Other satellites on launch #69 in the year 1981 (1981-07-30 UTC)
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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.RADUGA 9 Visibility
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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. |
|---|---|---|---|---|---|---|---|
| RADUGA 9 is likely not visible in the next few days. |
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12618 neighbors
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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
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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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 |
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