Comets - 78P/Gehrels - 0078P
Type Periodic Perihelion Date 2 April 2019 Perihelion Distance (q) 2.0 Aphelion Distance (Q) 5.5 Period (Years)   7.2 Eccentricity (e)   0.46 Inclination (i)   6.2 Click for NASA orbit diagram
Hills Observatory: 1 January 2013 to 8 October 2018
COMETS COMETS
DEEP SKY DEEP SKY
Date 10x10 mag Error Kphot mag Coma ' 2 Feb 13 17.69 0.04 16.4 0.2 15 Mar 13 17.92 0.05 16.6 0.3 1 Apr 13 18.05 0.07 16.8 0.1 14 May 13 19.25 0.03 18.9 0.2 15-Jul-18 16.95 0.02 16.3 0.3 22-Jul-18 16.82 0.02 15.9 0.4 05-Aug-18   15.90   0.02   14.5   0.4 17-Aug-18   15.54   0.02 13.6 0.9 09-Sep-18 15.48 0.04 12.9 1.0 11-Sep-18 15.57 0.01 13.4 1.4