C/2018 N2 (ASASSN)

DEPARTED

Type: Hyperbolic Perihelion date: 10 November 2019 Perihelion distance (q): 3.1 Aphelion distance (Q) : n/a Period (years): n/a Eccentricity (e): 1.00 Inclination (i): 77.5 JPL orbit diagram COBS lightcurve The All-Sky Automated Survey for Supernovae (ASASSN) discovered a 16th magnitude comet with the "Cassius" 14cm telescope at Cerro Tololo on 7 July 2018. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 04-Sep-18 15.40 0.06 14.1 0.5 02-Oct-18 15.54 0.04 14.5 0.5 11-Oct-18 15.14 0.08 14.2 0.5 27-Nov-18 14.67 0.02 13.2 0.7 04-Dec-18 14.95 0.03 13.5 0.9 11-Dec-18 14.84 0.03 13.2 0.6 24-Dec-18 15.11 0.02 14.1 0.8 31-Dec-18 15.04 0.01 13.9 0.7 01-Jul-19 14.24 0.03 11.8 0.8 13-Jul-19 14.20 0.04 11.9 1.1 30-Jul-19 14.19 0.02 11.8 1.1 06-Aug-19 14.38 0.01 12.6 1.1 13-Aug-19 14.13 0.01 11.6 1.1 26-Aug-19 14.12 0.01 11.7 1.3 02-Sep-19 14.02 0.01 11.9 2.0 09-Sep-19 13.91 0.02 11.5 1.2 23-Sep-19 13.69 0.01 11.3 1.6 30-Sep-19 13.71 0.01 11.2 1.9 07-Oct-19 13.62 0.01 11.2 2.3 18-Oct-19 13.60 0.01 11.0 1.9 28-Oct-19 13.62 0.02 11.3 1.8 03-Nov-19 13.63 0.01 11.2 1.8 20-Nov-19 13.89 0.01 11.7 2.0 27-Nov-19 13.91 0.02 11.5 1.9 29-Dec-19 14.28 0.01 12.2 1.3 19-Jan-20 14.31 0.03 11.9 1.3 24-May-20 14.98 0.06 12.8 0.6 13-Sep-20 15.75 0.05 13.9 0.8 09-Oct-20 15.86 0.01 14.0 0.8 26-Oct-20 15.88 0.04 14.2 0.6 28-Oct-20 15.93 0.05 15.5 0.4 07-Dec-20 15.0 0.4 15-Dec-20 16.28 0.03 15.0 0.6 10-Jan-21 16.32 0.09 14.5 0.8 13-Jan-21 16.42 0.08 14.6 0.6 23-Jan-21 16.49 0.03 14.6 0.8 14-Feb-21 16.59 0.03 14.6 0.8 23-Feb-21 15.0 0.6 05-Mar-21 16.5 0.4 17-Mar-21 14.5 0.6 03-Apr-21 15.4 0.6 10-Apr-21 15.6 0.6 16-Apr-21 14.9 0.6 03-May-21 14.9 0.4 14-May-21 16.3 0.4 29-May-21 17.39 0.07 17.0 0.4 31-May-21 16.7 0.4 13-Jun-21 16.8 0.4 26-Jun-21 17.64 0.05 17.1 0.4 03-Jul-21 17.1 0.4 12-Aug-21 16.1 0.4 20-Aug-21 17.6 0.4