C/2019 M3 (ATLAS)

DEPARTED

Type: Hyperbolic Perihelion date: 3 January 2019 Perihelion distance (q): 2.4 Aphelion distance (Q) : n/a Period (years): n/a Eccentricity (e): 1.00 Inclination (i): 99.4 JPL orbit diagram COBS lightcurve A 19th magnitude object was discovered in images taken with the 0.5m Schmidt at Haleakala on 30 June 2019 by the ATLAS (Asteroid Terrestrial-impact Last Alert System) team. After posting on the PCCP it was found to show cometary features by other observers. It was posted on the PCCP as A10evjM. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 26-Aug-19 18.86 0.07 18.6 0.2 29-Aug-19 18.94 0.15 18.8 0.2 02-Sep-19 18.84 0.03 18.5 0.2 29-Sep-19 19.53 0.26 19.2 0.2