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YAOGAN 8, 36121

Orbit data source: Space-Track

YAOGAN 8, 36121 is a payload satellite owned by PLA GAD (CN) in SSO that was launched on Tue, 15 Dec 2009 UTC via a CHANG ZHENG 4C launch vehicle from the Taiyaun Space Center, China (TSC). 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/36121?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/36121?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

36121, 2009-072A

Orbit

SSO

Last TLE update

10 hours ago

Origin

Equipment Development Department of the Central Military Commission (China) (CN / PRC)

Manufacturer

SAST

Mission

Operational Civil Imaging

Bus & Motor

JB-9, Unknown motor

Mass

1,040 kg wet, 1,040 kg dry

Launch date (UTC)

2009-12-15 (15 years ago)

Launch vehicle

CHANG ZHENG 4C

Launch site

Taiyaun Space Center, China (TSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 5 m

Radar Cross Section

4.795 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago

0 YAOGAN 8
1 36121U 09072A   25131.17888904  .00000333  00000-0  11565-2 0  9997
2 36121 100.2646  31.0584 0021339 146.7896 213.4554 13.05057954736317

Epoch: 2025-05-11T04:17Z

Definitive object data (Epoch: 2025-05-11T04:17:36.013Z)

Latitude

-0.00008°

Longitude

97.44831°

Altitude

1,258.621 km

Speed

7.22 km/s

True Right ascension

02h 04m 14s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-22.23949°

Longitude

-86.37131°

Altitude

1,241.508 km

Speed

7.238 km/s

Apparent Right ascension

12h 36m 16s

Apparent Declination

-32° 03' 29"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

22:49:32

Azimuth

281.696° WNW

Elevation

-67.127°

Doppler factor

Orbital elements

Apogee altitude

1,255.984 km

Perigee altitude

1,223.472 km

Semi-major axis

7,617.865 km

Eccentricity

0.0021339

Inclination

100.2646°

RAAN

31.0584°

Arg. of periapsis

146.7896°

True anomaly

213.32089°

Mean anomaly

213.4554°

Eccentric anomaly

213.38812°

Mean motion

3.26432 °/min

BSTAR

0.0011565

Orbital period

110.28 mins

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Other satellites on launch #72 in the year 2009 (2009-12-15 UTC)

XIWANG-1 (HOPE-1), 36122

YAOGAN 8 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.
9 mins	2025-05-11 15:30:29.502Z	97.091° ESE	2025-05-11 15:34:29.502Z	60.824° ENE	19.946°	2025-05-11 15:39:29.502Z	14.696° NNE
13 mins	2025-05-11 17:16:29.502Z	168.866° S	2025-05-11 17:22:29.502Z	236.739° WSW	44.417°	2025-05-11 17:29:29.502Z	341.752° N
4 mins	2025-05-11 19:10:29.502Z	256.783° W	2025-05-11 19:12:29.502Z	273.589° WNW	12.195°	2025-05-11 19:14:29.502Z	290.187° WNW
9 mins	2025-05-12 04:52:29.502Z	55.043° ENE	2025-05-12 04:56:29.502Z	96.248° ESE	21.371°	2025-05-12 05:01:29.502Z	141.71° SSE
12 mins	2025-05-12 06:39:29.502Z	7.42° NNE	2025-05-12 06:45:29.502Z	282.709° WNW	42.153°	2025-05-12 06:51:29.502Z	212.278° SW

Authenticating...

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Check out YAOGAN 8, 36121 on other resources

View YAOGAN 8, 36121 on NASA - NSSDCA Website

View YAOGAN 8, 36121 on Heavens-Above

View YAOGAN 8, 36121 on Keep Track

View YAOGAN 8, 36121 on Celestrak

View YAOGAN 8, 36121 on Gunter's Space Page

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