C/2011 UF305 (LINEAR)

DEPARTED

Type: Hyperbolic Perihelion date: 22 July 2012 Perihelion distance (q): 2.1 Aphelion distance (Q) : n/a Period (years): n/a Eccentricity (e): 1.00 Inclination (i): 94.0 JPL orbit diagram COBS lightcurve Rob McNaught discovered a 17th magnitude comet on CCD images taken with the 0.5-m Uppsala Schmidt telescope at Siding Spring on 3 September 2011. The comet reached perihelion at 2.1 AU in October 2012, when it was around 11th magnitude. Observations (VEMag = visual equivalent magnitude) Date 10x10 mag Error VEmag Coma ' 30-Jan-13 14.74 0.07 10.9 0.4 15-Mar-13 15.44 0.04 12.3 1.6 03-Apr-13 15.38 0.01 12.1 1.3 17-Apr-13 15.16 0.02 12.1 1.7 21-Apr-13 15.62 0.03 07-May-13 15.83 0.04 12.7 1.1