C/2015 F2 (Polonia)

DEPARTED

Type: Periodic Perihelion date: 28 April 2015 Perihelion distance (q): 1.2 Aphelion distance (Q) : 75.5 Period (years): 238 Eccentricity (e): 0.97 Inclination (i): 28.7 JPL orbit diagram COBS lightcurve A 17th magnitude object was discovered at the Polonia Observatory, San Pedro de Atacama by Marcin Gedek, Michal Zolnowski, Michal Kusiak and Rafal Reszelewski with the 0.1-m f/5 astrograph on 23 March 2015. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 29-Mar-15 17.36 0.21 16.0 0.2 14-Apr-15 16.14 0.06 13.1 0.2 19-Apr-15 15.90 0.06 12.9 0.2