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RADUGA 26, 21016

Orbit data source: Space-Track

RADUGA 26, 21016 is a payload satellite owned by UNKS (CIS) in GEO that was launched on Thu, 20 Dec 1990 UTC via a PROTON-K/DM-2 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.

Not visible in the next 10 days

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<iframe src="https://www.satcat.com/sats-embedded/21016?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/21016?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

21016, 1990-112A

Orbit

GEO

Last TLE update

15 hours ago

Origin

Russian Space Forces (CIS)

Manufacturer

NPO PM

Mission

Non-operational Defense Communications

Bus & Motor

RADUGA, Unknown motor

Mass

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

Launch date (UTC)

1990-12-20 (35 years ago)

Launch vehicle

PROTON-K/DM-2

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 9.5 m

Radar Cross Section

16.975 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago

0 RADUGA 26
1 21016U 90112A   25187.36927490 -.00000290  00000-0  00000-0 0  9998
2 21016  13.1458 340.3334 0004675 127.3987  46.7623  1.00271845126794

Epoch: 2025-07-06T08:51Z

TLE epoch observation values (Epoch: 2025-07-06T08:51:45.351Z)

Latitude

1.32157°

Longitude

97.15205°

Altitude

35,772.425 km

Speed

3.076 km/s

True Right ascension

10h 18m 44s

True Declination

1° 19' 13"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

8.61912°

Longitude

-36.81977°

Altitude

35,784.207 km

Speed

3.075 km/s

Apparent Right ascension

01h 14m 03s

Apparent Declination

2° 46' 21"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

11:57:48

Azimuth

333.096° NNW

Elevation

-43.871°

Doppler factor

Orbital elements

Apogee altitude

35,807.28 km

Perigee altitude

35,767.855 km

Semi-major axis

42,165.704 km

Eccentricity

0.00047

Inclination

13.1458°

RAAN

340.3334°

Arg. of periapsis

127.3987°

True anomaly

Unknown

Mean anomaly

46.7623°

Eccentric anomaly

Unknown

Mean motion

0.25067 °/min

Orbital period

1,436.15 mins

BSTAR

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21016 neighbors

Authenticating...

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Other satellites on launch #112 in the year 1990 (1990-12-20 UTC)

SL-12 R/B(1), 21017 (Decayed)

SL-12 PLAT, 21018 (Decayed)

SL-12 R/B(2), 21019

SL-12 R/B(AUX MOTOR), 21024 (Decayed)

SL-12 R/B(AUX MOTOR), 21025 (Decayed)

RADUGA 26 Visibility

Observer location: undefined°, undefined°

RADUGA 26 is likely not visible in the next few days

Authenticating...

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Check out RADUGA 26, 21016 on other resources

View RADUGA 26, 21016 on NASA - NSSDCA Website

View RADUGA 26, 21016 on Heavens-Above

View RADUGA 26, 21016 on Keep Track

View RADUGA 26, 21016 on Celestrak

View RADUGA 26, 21016 on Gunter's Space Page

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