OBJECT K, 49404

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, 49404 is a satellite owned by ISAS/JAXA (JP) in SSO that was launched on Tue, 09 Nov 2021 UTC launched from the Kagoshima Space Center University Of Tokyo (KSCUT). 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
49404, 2021-102K
Orbit
SSO
Last TLE update
7 hours ago
Origin
Manufacturer
JAXA
Mission
Spacecraft
Bus & Motor
EPBS, Unknown motor
Mass
~185 kg wet, ~185 kg dry
Launch date (UTC)
2021-11-09 (3 years ago)
Launch vehicle
Unknown
Launch site
Kagoshima Space Center University Of Tokyo (KSCUT)
Object type
Unknown
Shape & HBR
Cyl, 1.5 m
Radar Cross Section
2.297 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 7 hours ago
0 OBJECT K
1 49404U 21102K   25119.16824441  .00006569  00000-0  33175-3 0  9993
2 49404  97.3789 165.9270 0019621 221.1066 138.8690 15.17251193191004
Epoch: 2025-04-29T04:02Z
Definitive object data (Epoch: 2025-04-29T04:02:16.317Z)
Latitude
-0.00004°
Longitude
-112.01277°
Altitude
527.44 km
Speed
7.594 km/s
True Right ascension
11h 03m 42s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude
-38.66284°
Longitude
62.36874°
Altitude
515.433 km
Speed
7.612 km/s
Apparent Right ascension
02h 25m 54s
Apparent Declination
-59° 09' 27"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
18:50:04
Azimuth
138.251° SSE
Elevation
-45.282°
Doppler factor
1
Orbital elements
Apogee altitude
524.638 km
Perigee altitude
497.603 km
Semi-major axis
6,889.258 km
Eccentricity
0.0019621
Inclination
97.3789°
RAAN
165.927°
Arg. of periapsis
221.1066°
True anomaly
139.01662°
Mean anomaly
138.869°
Eccentric anomaly
138.94284°
Mean motion
3.79564 °/min
BSTAR
0.00033175
Orbital period
94.85 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 mins2025-04-29 15:40:52.028Z22.494° NNE2025-04-29 15:43:52.028Z81.713° E38.864°2025-04-29 15:46:52.028Z175.092° S
4 mins2025-04-30 02:21:52.028Z99.194° ESE2025-04-30 02:22:52.028Z76.81° E21.366°2025-04-30 02:25:52.028Z19.778° NNE
4 mins2025-04-30 03:55:52.028Z237.637° WSW2025-04-30 03:56:52.028Z259.817° W20.663°2025-04-30 03:59:52.028Z315.361° NNW
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