|Discovered by A. Gleason|
MPC designation (35671) 1998 SN165
Minor planet category TNO Cubewano
Discovered 23 September 1998
Argument of perihelion 268.99°
Apparent magnitude 21.4
|Discovery date 23 September 1998|
Alternative names none
Observation arc 5119 days (14.02 yr)
Mean anomaly 282.5°
Discoverer Arianna Gleason
(35671) 1998 SN165 is a trans-Neptunian object. It was discovered on 23 September 1998, by A. Gleason at Steward Observatory.
It was originally classified as a plutino with a 2:3 mean-motion resonance with Neptune, but further observations have established that it is a cubewano—a member of the classical Kuiper belt.
With an estimated size of 7005393000000000000♠393+39
−38 km, (35671) 1998 SN165 is a possible dwarf planet.