OBJECT K, 61903

Orbit data source: Space-Track

You're viewing an Uncataloged Satellite

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
10 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 (8 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 10 hours ago
0 OBJECT K
1 61903U 24205K   25193.90197238  .00008682  00000-0  40191-3 0  9993
2 61903  97.4484 268.3190 0012892 147.9524 212.2498 15.20284965 36920
Epoch: 2025-07-12T21:38Z
TLE epoch observation values (Epoch: 2025-07-12T21:38:50.413Z)
Latitude
Longitude
12.57606°
Altitude
515.58 km
Speed
7.602 km/s
True Right ascension
17h 53m 16s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
82.57939°
Longitude
-80.39521°
Altitude
513.554 km
Speed
7.617 km/s
Apparent Right ascension
08h 27m 54s
Apparent Declination
26° 43' 14"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
19:56:35
Azimuth
352.406° N
Elevation
-22.965°
Doppler factor
1
Orbital elements
Apogee altitude
510.817 km
Perigee altitude
493.078 km
Semi-major axis
6,880.085 km
Eccentricity
0.00129
Inclination
97.4484°
RAAN
268.319°
Arg. of periapsis
147.9524°
True anomaly
Unknown
Mean anomaly
212.2498°
Eccentric anomaly
Unknown
Mean motion
3.80323 °/min
Orbital period
94.66 mins
BSTAR
0.00040191
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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.
5 mins2025-07-13 17:10:18.334Z40.146° NE2025-07-13 17:13:18.334Z97.532° ESE22.564°2025-07-13 17:15:18.334Z141.453° SSE
6 mins2025-07-14 05:22:18.334Z191.857° SSW2025-07-14 05:25:18.334Z286.316° WNW34.617°2025-07-14 05:28:18.334Z335.403° NNW
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