C/2022 W2 (ATLAS)

DEPARTED

Type: Periodic Perihelion date: 8 March 2023 Perihelion distance (q): 3.1 Aphelion distance (Q) : 636 Period (years): 5,713 Eccentricity (e): 0.99 Inclination (i): 63.5 JPL orbit diagram COBS lightcurve The ATLAS (Asteroid Terrestrial-impact Last Alert System) team discovered a 19th magnitude comet in images taken with the 0.5 m Schmidt at Haleakala on 24 November 2022. There were prediscovery ZTF images from 5, 16 and 23 November. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 28-Nov-22 18.7 0.4 13-Mar-23 18.9 0.4 22-Mar-23 18.8 0.4