OBJECT B, 63663

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, 63663 is a satellite owned by CASC (CN) in HEO that was launched on Sun, 27 Apr 2025 UTC launched from the Xichang Space Center, China (XSC). 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
63663, 2025-084B
Orbit
HEO
Last TLE update
3 days ago
Origin
Flag of CNCASC (CN / PRC)
Manufacturer
CALT
Mission
Spacecraft
Bus & Motor
CZ-3A STAGE 3, Unknown motor
Mass
~2,800 kg wet, ~2,800 kg dry
Launch date (UTC)
2025-04-27 (4 days ago)
Launch vehicle
Unknown
Launch site
Xichang Space Center, China (XSC)
Object type
Unknown
Shape & HBR
Unknown
Radar Cross Section
RCS unknown

Expand to show TLE details & history

TLE from 3 days ago
0 OBJECT B
1 63663U 25084B   25117.83925598  .00433969  17949-6  15919-1 0  9994
2 63663  27.0873  92.0555 7243870 178.5819 136.9209  2.36771535    08
Epoch: 2025-04-27T20:08Z
Definitive object data (Epoch: 2025-04-27T20:08:31.716Z)
Latitude
-5.30741°
Longitude
-76.63518°
Altitude
32,977.98 km
Speed
1.869 km/s
True Right ascension
05h 26m 14s
True Declination
-5° 18' 06"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
19.15739°
Longitude
-24.63754°
Altitude
16,485.116 km
Speed
4.24 km/s
Apparent Right ascension
09h 21m 42s
Apparent Declination
11° 11' 22"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
07:14:20
Azimuth
126.707° SE
Elevation
49.79°
Doppler factor
1
Orbital elements
Apogee altitude
34,631.727 km
Perigee altitude
176.57 km
Semi-major axis
23,782.285 km
Eccentricity
0.724387
Inclination
27.0873°
RAAN
92.0555°
Arg. of periapsis
178.5819°
True anomaly
169.7346°
Mean anomaly
136.9209°
Eccentric anomaly
154.67468°
Mean motion
0.59178 °/min
BSTAR
0.015919
Orbital period
608.33 mins
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Other satellites on launch #84 in the year 2025 (2025-04-27 UTC)

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.
49 mins2025-04-30 23:38:09.904Z126.75° SE2025-04-30 23:38:09.904Z126.75° SE37.358°2025-05-01 00:27:09.904Z88.279° E
67 mins2025-05-01 22:31:09.904Z218.958° SW2025-05-01 23:38:09.904Z223.873° SW18.857°2025-05-01 23:38:09.904Z223.873° SW
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