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OBJECT B, 61870

Orbit data source: Space-Track

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Recently launched and/or uncataloged RSOs may have evolving metadata. Metadata may include the following, but is not limited to: Owner, Manufacturer, Bus, Motor, and Mission.

OBJECT B, 61870 is a Chinese payload satellite in SSO that was launched on Sat, 09 Nov 2024 UTC via a CHANG ZHENG 2C launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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/61870?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/61870?theme=dark&initialShowStats=false

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Identifier

61870, 2024-203B

Orbit

SSO

Country

CN / PRC

Related business

None

Manufacturer

Yinhe

Mission

Operational Commercial Radar Imaging

Bus & Motor

PIESAT, Unknown motor

Mass

270 kg wet, 270 kg dry

Launch date (UTC)

2024-11-09 (2 years ago)

Launch vehicle

CHANG ZHENG 2C

Launch site

Jiuquan Satellite Launch Center, China (JSC)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 2.0 m

Radar Cross Section

2.315 m², Large (>1 m²)

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Last TLE update: 6 hours ago

TLE from 6 hours ago

0 OBJECT B
1 61870U 24203B   26313.93244422  .00021262  00000-0  64923-3 0  9998
2 61870  97.4035  24.3294 0010926 158.1484 202.0227 15.33868324111286

Epoch: 2026-11-09T22:22Z

TLE epoch observation values (Epoch: 2026-11-09T22:22:43.180Z)

Latitude

-0.00001°

Longitude

-0.45241°

Altitude

474.326 km

Speed

7.625 km/s

True Right ascension

01h 37m 19s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

00:16:12

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

468.704 km

Perigee altitude

453.759 km

Semi-major axis

6,839.368 km

Eccentricity

0.00109

Inclination

97.4035°

RAAN

24.3294°

Arg. of periapsis

158.1484°

True anomaly

201.97581°

Mean anomaly

202.0227°

Eccentric anomaly

201.99925°

Mean motion

3.83724 °/min

Orbital period

93.82 mins

BSTAR

0.00064923

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Other satellites on launch #203 in the year 2024 (2024-11-09 UTC)

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OBJECT B 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.
6 mins	2026-11-10 04:46:21.055Z	158.264° S	2026-11-10 04:49:21.055Z	37.121° NE	64.937°	2026-11-10 04:52:21.055Z	353.176° N
5 mins	2026-11-10 17:44:21.055Z	11.895° NNE	2026-11-10 17:46:21.055Z	6.652° NNE	85.23°	2026-11-10 17:49:21.055Z	193.074° SSW

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Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
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Check out OBJECT B, 61870 on other resources

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OBJECT B, 61870

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-11-09T22:22:43.180Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #203 in the year 2024 (2024-11-09 UTC)

OBJECT B Visibility forecast

Co-orbital & Co-planar RSOs

Check out OBJECT B, 61870 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago