C/2013 G7 (McNaught)

DEPARTED

Type: Periodic Perihelion date: 18 March 2014 Perihelion distance (q): 4.7 Aphelion distance (Q) : 4,369 Period (years): 102,284 Eccentricity (e): 1.00 Inclination (i): 105.1 JPL orbit diagram COBS lightcurve Rob McNaught discovered an 18th magnitude comet on 13 April 2013 during the Siding Spring Survey with the 0.5m Uppsala Schmidt. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 09-May-13 17.27 0.05 16.9 0.2 08-Jun-13 17.83 0.19 17.6 0.2 31-Jul-13 18.50 0.04 18.2 0.2 10-Jun-14 17.36 0.31 17.0 0.2 03-Jul-14 17.66 0.06 17.5 0.2