Comets - C/2020 U3 (Rankin) - CK20U030
Type Periodic Perihelion Date 5 February 2021 Perihelion Distance (q) 2.3 Aphelion Distance (Q) 127 Period (Years) 519 Eccentricity (e) 0.96 Inclination (i) 30.2 Click for NASA orbit diagram
Hills Observatory: 1 January 2013 to 28 December 2020
COMETS COMETS
DEEP SKY DEEP SKY
David Rankin discovered a comet of 20th magnitude in images taken with the 1.5m reflector on 22 October 2020 during the Mt Lemmon Survey. It was placed on the PCCP as C3N9802. There were pre-discovery images from PanSTARRS (July, August, September, October), Mt Lemmon (September, October) and Pleasant Groves Observatory (September). Date 10x10 mag Error Kphot mag Coma ' 21-Nov-20 18.1 0.4