C/2019 F1 (ATLAS-Africano)

Type: Hyperbolic Perihelion date: 22 June 2021 Perihelion distance (q): 3.6 Aphelion distance (Q) : n/a Period (years): n/a Eccentricity (e): 1.00 Inclination (i): 54.2 JPL orbit diagram COBS lightcurve ATLAS reported a possible 18th magnitude NEO on 28 March 2019, but it didn't have a high score and was not posted on the NEOCP. Brian Africano discovered the same object as a comet of 18th magnitude in Mt Lemmon Survey images taken with the 1.5m reflector on 29 March. It was placed on the PCCP as C012RY1. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 30-Apr-19 18.13 0.02 17.5 0.3 07-May-19 18.13 0.03 17.8 0.3 24-May-19 18.08 0.07 17.7 0.3 31-May-19 18.19 0.06 17.8 0.3 21-Jun-19 18.11 0.13 17.7 0.3 01-Jan-20 17.43 0.04 17.0 0.3 25-Jan-20 17.27 0.01 16.9 0.3 01-Feb-20 17.26 0.08 16.6 0.3 22-Feb-20 17.22 0.03 16.9 0.4 04-Mar-20 17.09 0.03 16.4 0.4 19-Mar-20 16.83 0.05 15.4 0.5 28-Mar-20 16.73 0.01 16.1 0.4 22-May-20 16.20 0.02 15.1 0.5 24-Aug-22 17.4 0.4 05-Sep-22 17.4 0.4 21-Sep-22 17.4 0.4