|Discovered by Marc W. Buie|
Alternative names none
Observation arc 1838 days (5.03 yr)
|Discovery date 27 April 2006|
Minor planet category TNO (plutino)
Aphelion 51.444 AU (7.6959 Tm)
2006 HJ123 (also written 2006 HJ123) is a trans-Neptunian object (TNO). It was discovered in 2006 by Marc W. Buie. The object is a plutino (in 2:3 resonance with Neptune).
The size of 2006 HJ123 was measured by the Herschel Space Telescope to be 283+142