330P/Catalina (0330P)

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Type: Periodic Perihelion date: 26 August 2016 Perihelion distance (q): 3.0 Aphelion distance (Q) : 10.3 Period (years): 17.1 Eccentricity (e): 0.55 Inclination (i): 15.7 JPL orbit diagram COBS lightcurve C. W. Hergenrother, Lunar and Planetary Laboratory, reported the discovery of a comet of 18th magnitude by the Catalina Sky Survey on 5 November 1999. The comet was close to perihelion at 2.9 au and had a period of 16.8 years. Krisztian Sarneczky recovered 1999 V1 on 22 October 2015 with the 0.6m Schmidt at Piszkesteto station of Konkoly Observatory. Following the observation he was able to identify images from 13 September. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 03-Dec-15 18.76 0.08 16.8 0.2 16-Dec-15 18.77 0.11 17.2 0.2 27-Dec-16 18.85 0.03 17.9 0.2 04-Mar-17 18.24 0.05 15.0 0.2 25-Mar-17 18.66 0.05 18.2 0.2 02-Apr-17 18.98 0.11 18.4 0.2