OBJECT B, 61239

Orbit data source: Space-Track

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Recently launched and/or uncataloged satellites may have evolving metadata. Metadata may include but not limited to: Owner, Maufacturer, Bus, Motor, and Mission.

OBJECT B, 61239 is a Chinese satellite in SSO that was launched on Tue, 24 Sep 2024 UTC via a LIJIAN-1 launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). Unknown objects in Earth's orbit typically refer to objects detected orbiting the Earth but have not yet been identified or cataloged. These objects could be anything from previously untracked satellites, spent rocket stages, debris from satellite collisions, or even natural meteoroids temporarily captured by Earth's gravity.

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Identifier
61239, 2024-174B
Orbit
SSO
Last TLE update
6 hours ago
Origin
Flag of CNZHWK/JIG (CN / PRC)
Manufacturer
ZHWK/HITSAT
Mission
Operational Commercial Radar Imaging
Bus & Motor
ZK1, Unknown motor
Mass
~250 kg wet, ~250 kg dry
Launch date (UTC)
2024-09-24 (9 months ago)
Launch vehicle
LIJIAN-1
Launch site
Jiuquan Satellite Launch Center, China (JSC)
Object type
Unknown
Shape & HBR
Box + 3 Pan, 6 m
Radar Cross Section
3.533 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 6 hours ago
0 OBJECT B
1 61239U 24174B   25184.86577206  .00005168  00000-0  22863-3 0  9994
2 61239  97.4480 192.3559 0014065  28.2599 331.9398 15.22031243 42791
Epoch: 2025-07-03T20:46Z
TLE epoch observation values (Epoch: 2025-07-03T20:46:42.705Z)
Latitude
0.00001°
Longitude
-41.44842°
Altitude
494.271 km
Speed
7.622 km/s
True Right ascension
12h 49m 25s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-16.55136°
Longitude
-38.97672°
Altitude
499.397 km
Speed
7.618 km/s
Apparent Right ascension
09h 58m 17s
Apparent Declination
-61° 57' 25"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
14:50:05
Azimuth
210.423° SW
Elevation
-27.426°
Doppler factor
1
Orbital elements
Apogee altitude
506.349 km
Perigee altitude
487.01 km
Semi-major axis
6,874.816 km
Eccentricity
0.00141
Inclination
97.448°
RAAN
192.3559°
Arg. of periapsis
28.2599°
True anomaly
Unknown
Mean anomaly
331.9398°
Eccentric anomaly
Unknown
Mean motion
3.8076 °/min
Orbital period
94.55 mins
BSTAR
0.00022863
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OBJECT B 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.
6 mins2025-07-04 13:07:02.350Z23.444° NE2025-07-04 13:10:02.350Z87.351° E38.421°2025-07-04 13:13:02.350Z174.642° S
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