50000 Quaoar facts for kids

Kids Encyclopedia Facts
50000 Quaoar
Sum of 16 Hubble exposures registered on Quaoar.
Sum of 16 Hubble exposures registered on Quaoar.
Discovery and designation
Discovered by Chad Trujillo, Michael Brown
Discovery date 2002 Jun 05 10:48:08 PDT on an image taken 2002 June 04 05:41:40 UT
Names
Other names 2002 LM60
Category Cubewano
Orbit
Reference date May 18, 2008 (JD 2 454 600.5)
Longest distance from the Sun 6.716 275 Tm (45.286 AU)
Shortest distance from the Sun 6.270 316 Tm (41.928 AU)
Longest distance from the center of its orbital path
("semi-major axis")
6.493 296 Tm (43.607 AU)
How long it takes to complete an orbit 105 181.6 d (287.97 a)
Average speed 4.52 km/s
Mean anomaly 284.861°
Angle above the reference plane
("inclination")
7.988°
Size and other qualities
Measurements

1260 ± 190 km (direct)


844+207−190 km (thermal)
Mass (1.0–2.6)×1021 kg
Average density 2.0? g/cm³
Surface gravity 0.276–0.376 m/s²
Escape velocity 0.523–0.712 km/s
How much light it reflects

0.088 +0.021−0.012


0.198 6 +0.13−0.07
Avg. surface temp. ~43 K
Spectral type (moderately red) B-V=0.94, V-R=0.65
True brightness
("absolute magnitude")
2.6

50000 Quaoar is a Trans-Neptunian object and could be a dwarf planet. It was found on June 4, 2002 by Chad Trujillo and Michael Brown at the California Institute of Technology.


50000 Quaoar Facts for Kids. Kiddle Encyclopedia.