Comets - C/2017 K4 ATLAS - CK17K040
Type Periodic Perihelion Date 8 January 2018 Perihelion Distance (q) 2.6 Aphelion Distance (Q) 53.7 Period (Years)   149.5 Eccentricity (e)   0.91 Inclination (i)   16.7 Click for NASA orbit diagram
Hills Observatory: 1 January 2013 to 14 August 2018
COMETS COMETS
DEEP SKY DEEP SKY
A 17th magnitude comet was discovered in images taken with the 0.5m Schmidt at Haleakala on 26 May 2017 by the ATLAS (Asteroid Terrestrial-impact Last Alert System) team. Date 10x10 mag Error Kphot mag Coma ' 21-Jun-17 15.81 0.02 15.2 0.3 29-Jun-17 15.84 0.06 15.1 0.3 11-Oct-17 15.82 0.04 n/a n/a 12-Nov-17 15.91 0.06 15.3 0.4 14-Jul-18 18.13 0.02 17.1 0.3