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RADUGA 16, 15946

Orbit data source: Space-Track

RADUGA 16, 15946 is a payload satellite owned by GUKOS (CIS) in GEO that was launched on Thu, 08 Aug 1985 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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<iframe src="https://www.satcat.com/sats-embedded/15946?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/15946?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

15946, 1985-070A

Orbit

GEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

NPO PM

Mission

Non-operational spacecraft

Bus & Motor

RADUGA, Unknown motor

Mass

1,965 kg wet, ~1,800 kg dry

Launch date (UTC)

1985-08-08 (41 years ago)

Launch vehicle

PROTON-K/DM

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

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Last TLE update: 11 hours ago

TLE from 11 hours ago

0 RADUGA 16
1 15946U 85070A   26083.37487505  .00000074  00000-0  00000+0 0  9993
2 15946   9.5622 317.3564 0002595 324.0515 223.3892  1.00264894121378

Epoch: 2026-03-24T08:59Z

TLE epoch observation values (Epoch: 2026-03-24T08:59:49.204Z)

Latitude

-1.24187°

Longitude

-172.09936°

Altitude

35,796.142 km

Speed

3.074 km/s

True Right ascension

09h 38m 50s

True Declination

-1° 14' 26"

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

01:32:51

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,800.496 km

Perigee altitude

35,778.611 km

Semi-major axis

42,167.691 km

Eccentricity

0.00026

Inclination

9.5622°

RAAN

317.3564°

Arg. of periapsis

324.0515°

True anomaly

223.36878°

Mean anomaly

223.3892°

Eccentric anomaly

223.37899°

Mean motion

0.25065 °/min

Orbital period

1,436.25 mins

BSTAR

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Other satellites on launch #70 in the year 1985 (1985-08-08 UTC)

SL-12 R/B(2), 15963

SL-12 R/B(AUX MOTOR), 15957 (Decayed)

SL-12 PLAT, 15948 (Decayed)

SL-12 R/B(AUX MOTOR), 15956 (Decayed)

SL-12 R/B(1), 15947 (Decayed)

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RADUGA 16 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.
631 mins	2026-03-24 21:15:03.074Z	256.312° W	2026-03-25 02:52:03.074Z	262.275° W	14.931°	2026-03-25 07:46:03.074Z	255.898° W

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15946 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

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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

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Check out RADUGA 16, 15946 on other resources

View RADUGA 16, 15946 on NASA - NSSDCA Website

View RADUGA 16, 15946 on Heavens-Above

View RADUGA 16, 15946 on Keep Track

View RADUGA 16, 15946 on Celestrak

View RADUGA 16, 15946 on Gunter's Space Page

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

RADUGA 16, 15946

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2026-03-24T08:59:49.204Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #70 in the year 1985 (1985-08-08 UTC)

RADUGA 16 Visibility forecast

15946 neighbors

Co-orbital & Co-planar RSOs

Check out RADUGA 16, 15946 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 11 hours ago