C/2017 A1 (PANSTARRS)

DEPARTED

Type: Periodic Perihelion date: 17 May 2017 Perihelion distance (q): 2.3 Aphelion distance (Q) : 158 Period (years): 720 Eccentricity (e): 0.97 Inclination (i): 49.8 JPL orbit diagram COBS lightcurve A 19th magnitude comet was discovered in PanSTARRS 1 images taken with the 1.8m Ritchey-Chretien on 2 January 2017. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 04-Jan-17 18.25 0.19 17.8 0.2 13-Feb-17 18.25 0.06 17.3 0.2 02-Mar-17 18.36 0.07 17.1 0.2 21-Mar-17 18.48 0.09 18.0 0.2