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RADUGA 1, 8513

Orbit data source: Space-Track

RADUGA 1, 8513 is a payload satellite in GEO that was launched on Mon, 22 Dec 1975 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.

Not visible in the next 10 days

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<iframe src="https://www.satcat.com/sats-embedded/8513?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/8513?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

8513, 1975-123A

Orbit

GEO

Last TLE update

10 hours ago

Origin

Main Directorate of Ministry of Foreign Affairs (RU)

Manufacturer

OKB-10

Mission

Non-operational Defense Communications

Bus & Motor

RADUGA, Unknown motor

Mass

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

Launch date (UTC)

1975-12-22 (49 years ago)

Launch vehicle

PROTON-K/DM

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 10 hours ago

0 RADUGA 1
1  8513U 75123A   25153.95669469 -.00000135  00000-0  00000+0 0  9994
2  8513   3.7821 272.8240 0005332 261.7105 140.8603  1.00294908191141

Epoch: 2025-06-02T22:57Z

TLE epoch observation values (Epoch: 2025-06-02T22:57:38.421Z)

Latitude

2.56276°

Longitude

79.29735°

Altitude

35,796.669 km

Speed

3.074 km/s

True Right ascension

21h 01m 28s

True Declination

2° 33' 37"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-0.86739°

Longitude

-129.906°

Altitude

35,771.502 km

Speed

3.076 km/s

Apparent Right ascension

07h 02m 49s

Apparent Declination

-5° 43' 01"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

18:47:05

Azimuth

353.056° N

Elevation

-55.618°

Doppler factor

Orbital elements

Apogee altitude

35,803.657 km

Perigee altitude

35,758.698 km

Semi-major axis

42,159.315 km

Eccentricity

0.00053

Inclination

3.7821°

RAAN

272.824°

Arg. of periapsis

261.7105°

True anomaly

Unknown

Mean anomaly

140.8603°

Eccentric anomaly

Unknown

Mean motion

0.25073 °/min

Orbital period

1,435.82 mins

BSTAR

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8513 neighbors

Authenticating...

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Other satellites on launch #123 in the year 1975 (1975-12-22 UTC)

SL-12 PLAT, 8514 (Decayed)

SL-12 R/B(1), 8515 (Decayed)

SL-12 R/B(AUX MOTOR), 8546

SL-12 R/B(AUX MOTOR), 8547 (Decayed)

SL-12 R/B(2), 11568

RADUGA 1 Visibility

Observer location: undefined°, undefined°

RADUGA 1 is not visible in the next 10 days

Authenticating...

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Check out RADUGA 1, 8513 on other resources

View RADUGA 1, 8513 on NASA - NSSDCA Website

View RADUGA 1, 8513 on Heavens-Above

View RADUGA 1, 8513 on Keep Track

View RADUGA 1, 8513 on Celestrak

View RADUGA 1, 8513 on Gunter's Space Page

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