Comets - C/2018 A3  ATLAS - CK18A030
Type Periodic Perihelion Date 12 January 2019 Perihelion Distance (q) 3.3 Aphelion Distance (Q) 972.8 Period (Years)   10,782 Eccentricity (e)   0.99 Inclination (i)   139.6 Click for NASA orbit diagram
Hills Observatory: 1 January 2013 to 8 October 2018
COMETS COMETS
DEEP SKY DEEP SKY
An 18th magnitude comet was discovered in images taken with the 0.5m Schmidt at Mauna Loa on 10 January 2018 by the ATLAS (Asteroid Terrestrial-impact Last Alert System) team. Date 10x10 mag Error Kphot mag Coma ' 15-Jan-18 18.40 0.08 17.9 0.2 22-Jan-18 18.23 0.04 18.0 0.2 14-Feb-18 17.61 0.03 17.5 0.2 21-Feb-18 17.45 0.02 17.3 0.2 11-Mar-18 17.17 0.04 16.9 0.3 20-Mar-18 16.98 0.02 16.5 0.3 06-Apr-18 17.10 0.02 16.8 0.3 19-Apr-18 17.14 0.02 16.7 0.3 06-May-18 17.13 0.02 17.0 0.3 16-May-18 17.06 0.03 16.8 0.2 04-Jun-18 17.33 0.03 17.0 0.2