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 26 May 2020
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 11-Oct-18 15.69 0.02 14.0 1.0 30-Nov-18 15.59 0.02 13.8 1.0 29-Oct-19 16.79 0.02 15.7 0.5 30-Nov-19 16.98 0.04 14.8 0.5 08-Dec-19 16.90 0.02 13.9 0.5 21-Dec-19 16.86 0.02 15.5 0.7 28-Dec-19 16.70 0.04 15.1 0.6 04-Jan-20 16.70 0.06 15.1 0.6 15-Jan-20 16.67 0.02 15.1 0.5 28-Jan-20 16.65 0.01 15.0 0.7 15-Feb-20 16.64 0.02 15.2 0.5 27-Mar-20 17.90 0.02 16.8 0.5