C/2021 X1 (Catalina)

Type: Periodic Perihelion date: 27 May 2023 Perihelion distance (q): 3.2 Aphelion distance (Q) : 4,423,915 Period (years): 27.2 Eccentricity (e): 1.00 Inclination (i): 140.1 JPL orbit diagram COBS lightcurve Alain Maury and Georges Attard discovered an object, of 19th magnitude, in images taken with the 0.28 m Schmidt of the MAP Observatory, San Pedro de Atacama, Chile (W94) on 2 December 2021. At discovery it did not show any cometary characteristics, hence received an A/ designation. The MPC issued an MPEC, noting that Christavao Jacques had reported an elongated coma on 30 December 2021. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 02-Oct-22 16.0 0.4 19-Oct-22 15.66 0.02 15.8 0.4 26-Oct-22 15.65 0.01 15.7 0.4 27-Oct-22 15.59 0.02 15.7 0.4 15-Nov-22 15.45 0.01 15.4 0.4 22-Nov-22 15.40 0.03 13.8 0.9 29-Nov-22 15.41 0.01 14.6 0.6 17-Jan-23 15.87 0.02 15.9 0.4 16-Feb-23 15.3 0.4