OBJECT K, 61903

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 K, 61903 is a satellite owned by Yunyao yuhang (CN) in SSO that was launched on Mon, 11 Nov 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
61903, 2024-205K
Orbit
SSO
Last TLE update
5 hours ago
Origin
Flag of CNYYAO (CN / PRC)
Manufacturer
Changguang WJ
Mission
Operational Commercial Weather
Bus & Motor
YY-1, Unknown motor
Mass
~50 kg wet, ~50 kg dry
Launch date (UTC)
2024-11-11 (6 months ago)
Launch vehicle
LIJIAN-1
Launch site
Jiuquan Satellite Launch Center, China (JSC)
Object type
Unknown
Shape & HBR
Box + 1 Pan, 5 m
Radar Cross Section
5.339 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 5 hours ago
0 OBJECT K
1 61903U 24205K   25123.51236474  .00017766  00000-0  85133-3 0  9997
2 61903  97.4495 198.8440 0012680  46.4058 313.8227 15.18910619 26237
Epoch: 2025-05-03T12:17Z
Definitive object data (Epoch: 2025-05-03T12:17:48.313Z)
Latitude
0.00002°
Longitude
152.73913°
Altitude
506.177 km
Speed
7.614 km/s
True Right ascension
13h 15m 22s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude
-45.84382°
Longitude
160.62212°
Altitude
527.15 km
Speed
7.598 km/s
Apparent Right ascension
13h 11m 43s
Apparent Declination
-43° 08' 48"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
00:37:07
Azimuth
240.661° WSW
Elevation
-82.769°
Doppler factor
1
Orbital elements
Apogee altitude
514.83 km
Perigee altitude
497.372 km
Semi-major axis
6,884.238 km
Eccentricity
0.001268
Inclination
97.4495°
RAAN
198.844°
Arg. of periapsis
46.4058°
True anomaly
313.71775°
Mean anomaly
313.8227°
Eccentric anomaly
313.77024°
Mean motion
3.79979 °/min
BSTAR
0.00085133
Orbital period
94.74 mins
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OBJECT K 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 mins2025-05-03 17:36:14.205Z23.353° NE2025-05-03 17:39:14.205Z98.514° ESE39.544°2025-05-03 17:42:14.205Z176.729° S
4 mins2025-05-04 04:16:14.205Z102.551° ESE2025-05-04 04:17:14.205Z80.974° E20.26°2025-05-04 04:20:14.205Z21.18° NNE
4 mins2025-05-04 05:50:14.205Z236.17° WSW2025-05-04 05:51:14.205Z258.132° W19.618°2025-05-04 05:54:14.205Z314.772° NW
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