OBJECT K, 63991
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, 63991 is a Chinese satellite in SSO that was launched on Wed, 14 May 2025 UTC via a CHANG ZHENG 2D 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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63991 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Last TLE update
8 hours ago
Origin
CN / PRCManufacturer
Unknown
Mission
Operational spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
Launch vehicle
Launch site
Object type
Unknown
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & history
TLE from 8 hours ago
0 OBJECT K
1 63991U 25100K 25169.93225463 .00013421 00000-0 61983-3 0 9994
2 63991 97.4024 244.9906 0015388 149.0117 211.2029 15.20216180 5411Epoch: 2025-06-18T22:22Z
TLE epoch observation values (Epoch: 2025-06-18T22:22:26.8Z)
Latitude
-0.00003°
Longitude
1.97174°
Altitude
517.345 km
Speed
7.6 km/s
True Right ascension
16h 19m 57s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
-78.78486°
Longitude
42.94576°
Altitude
539.981 km
Speed
7.587 km/s
Apparent Right ascension
03h 59m 25s
Apparent Declination
-70° 21' 56"
Sunlit
Visualization observer readout
Local Sidereal Time
16:45:13
Azimuth
172.563° S
Elevation
-58.976°
Doppler factor
1
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Other satellites on launch #100 in the year 2025 (2025-05-14 UTC)
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 mins | 2025-06-19 17:53:49.790Z | 11.263° NNE | 2025-06-19 17:56:49.790Z | 201.698° SSW | 44.104° | 2025-06-19 17:59:49.790Z | 193.835° SSW |
| 4 mins | 2025-06-20 04:32:49.790Z | 116.804° SE | 2025-06-20 04:34:49.790Z | 54.753° ENE | 28.002° | 2025-06-20 04:36:49.790Z | 14.247° NNE |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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