P/2015 R1 (PANSTARRS)

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Type: Periodic Perihelion date: 25 June 2015 Perihelion distance (q): 2.2 Aphelion distance (Q) : 9.6 Period (years): 14.3 Eccentricity (e): 0.63 Inclination (i): 22.7 JPL orbit diagram COBS lightcurve A 19th magnitude comet was discovered in PanSTARRS 1 images taken with the 1.8m Ritchey-Chretien on 8 September 2015. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 16-Sep-15 18.31 0.04 17.3 0.2 23-Sep-15 18.24 0.03 16.5 0.2 08-Oct-15 18.11 0.02 17.5 0.2 20-Oct-15 17.86 0.04 16.9 0.2 02-Nov-15 18.01 0.04 17.6 0.2 13-Nov-15 18.30 0.14 17.6 0.2 03-Dec-15 19.00 0.08 18.5 0.2