C/2016 M1 (PANSTARRS)

DEPARTED

Type: Periodic Perihelion date: 10 August 2018 Perihelion distance (q): 2.2 Aphelion distance (Q) : 4,656 Period (years): 112,409 Eccentricity (e): 1.00 Inclination (i): 91.0 JPL orbit diagram COBS lightcurve A 20th magnitude comet was discovered in PanSTARRS 1 images taken with the 1.8m Ritchey-Chretien on 22 June 2016. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 26-Jun-16 18.68 0.04 18.5 0.2 25-Aug-16 18.21 0.04 16.7 0.2 01-Sep-16 18.49 0.04 16.9 0.2 08-Sep-16 18.42 0.03 17.8 0.2 29-Sep-16 18.48 0.12 17.7 0.2 06-Oct-16 18.57 0.08 17.5 0.2 31-Oct-16 18.07 0.08 17.2 0.2 18-Jan-17 17.45 0.08 15.1 0.3 06-Apr-17 16.79 0.02 15.8 0.3 21-Apr-17 16.87 0.01 15.7 0.4 06-May-17 16.67 0.04 15.7 0.3 18-May-17 16.40 0.03 14.8 0.6 03-Jun-17 16.59 0.05 13.7 0.5 29-Jun-17 15.74 0.03 13.7 0.7 15-Jul-17 16.09 0.01 14.9 0.7 30-Jul-17 15.82 0.01 14.6 0.6 11-Aug-17 15.74 0.02 14.3 0.7 08-Sep-17 15.62 0.01 14.6 1.6 15-Sep-17 15.52 0.01 14.2 1.0 22-Sep-17 15.35 0.02 13.3 0.7 06-Oct-17 15.41 0.01 14.2 0.6 03-Nov-17 15.22 0.02 13.1 0.7 15-Feb-18 14.18 0.01 11.4 1.1 16-Mar-18 13.72 0.07 10.8 1.4 24-Mar-18 13.75 0.01 11.6 2.0 17-Apr-18 13.32 0.01 10.7 4.8 25-Apr-18 13.14 0.03 10.3 3.3 24-May-18 12.43 0.01 9.4 5.3 08-Jun-18 11.99 0.01 8.6 6.4 04-Oct-19 16.03 0.03 13.3 0.6 29-Oct-19 16.18 0.02 14.1 0.8 20-Nov-19 16.16 0.09 14.9 0.4 21-Dec-19 16.33 0.01 13.4 0.8 28-Dec-19 16.42 0.01 14.0 0.8 21-Jan-20 16.57 0.01 14.4 0.8 28-Jan-20 16.67 0.04 14.8 0.9 11-Feb-20 16.74 0.01 14.5 0.7 20-Feb-20 17.24 0.02 15.2 0.7 11-Mar-20 17.32 0.04 16.2 0.6 17-Nov-20 18.0 0.4 10-Jan-21 17.9 0.4 17-Jan-21 17.8 0.4 01-Feb-21 17.7 0.4 06-Feb-21 17.8 0.4 14-Feb-21 17.9 0.4 01-Mar-21 18.5 0.4 16-Mar-21 18.2 0.4