OBJECT B, 100238

Orbit data source: Space-Track

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Recently launched and/or uncataloged RSOs may have evolving metadata. Metadata may include the following, but is not limited to: Owner, Manufacturer, Bus, Motor, and Mission.

OBJECT B, 100238 is a Chinese satellite in SSO that was launched on Wed, 05 Aug 2026 UTC launched from the Yellow Sea Launch Area, China (YSLA). 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
100238, 2026-178B
Orbit
SSO
Country
Flag of CNCN / PRC
Related business
None
Manufacturer
Unknown
Mission
Operational spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
2026-08-05 (1 month ago)
Launch vehicle
Unknown
Launch site
Yellow Sea Launch Area, China (YSLA)
Object type
Unknown
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 5 days ago

TLE from 5 days ago
0 OBJECT B
1 A0238U 26178B   26244.91520459  .00000013  00000-0  21602-4 0  9999
2 A0238  98.5490 318.8591 0012913 205.3714 154.6836 14.30658375  3988
Epoch: 2026-09-01T21:57Z
TLE epoch observation values (Epoch: 2026-09-01T21:57:53.676Z)
Latitude
-0.00005°
Longitude
8.31022°
Altitude
800.836 km
Speed
7.449 km/s
True Right ascension
21h 15m 26s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
N/A
Visualization observer readout
Local Sidereal Time
13:05:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
795.92 km
Perigee altitude
777.416 km
Semi-major axis
7,164.805 km
Eccentricity
0.00129
Inclination
98.549°
RAAN
318.8591°
Arg. of periapsis
205.3714°
True anomaly
154.74678°
Mean anomaly
154.6836°
Eccentric anomaly
154.7152°
Mean motion
3.57879 °/min
Orbital period
100.59 mins
BSTAR
0.000021602
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Other satellites on launch #178 in the year 2026 (2026-08-05 UTC)

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