Tags: Asteroid.
(8018) 1990 SW is a main-belt minor planet. It was discovered by Henry E. Holt at the Palomar Observatory in San Diego County California on September 16 1990.eccentricity 0.1144053semimajor axis 2.3424127inclination 8.49137 degreesperiod 1309.46 days; 3.59 yearsabsolute magnitude 13.6