Comets - C/2014 A4 (SONEAR) - CK14A040
Type Hyperbolic Perihelion Date 5 September 2015 Perihelion Distance (q) 4.2 Aphelion Distance (Q) n/a Period (Years)   n/a Eccentricity (e)   1.00 Inclination (i)   121.4 Click for NASA orbit diagram
Hills Observatory: 1 January 2013 to 4 November 2018
COMETS COMETS
DEEP SKY DEEP SKY
An 18th magnitude object was discovered by Cristovao Jacques, Eduardo Pimentel and Joao Ribeiro de Barros with the 0.46m telescope (the MPEC says 0.3m) at the Southern Observatory for Near Earth Research at Oliveira, Brazil on 2014 January 12. It was noted as cometary by other astrometrists. Date 10x10 mag Error Kphot mag Coma ' 18 Jan 14 17.58 0.09 17.1 0.3 29 Jan 14 17.70 0.02 17.5 0.2 5 Feb 14 17.25 0.04 17.1 0.3 17 Feb 14 17.84 0.05 17.6 0.2 24 Feb 14 17.47 0.03 17.1 0.3 3 Mar 14 17.38 0.03 17.1 0.2 13 Mar 14 17.37 0.15 17.3 0.2 20 Mar 14 17.38 0.06 17.2 0.2 4 Apr 14 17.29 0.06 17.2 0.2 12 Apr 14 17.29 0.05 17.2 0.2 5 Aug 14 16.63 0.04 16.2 0.2 27 Aug 14 16.50 0.04 16.0 0.3 11 Sep 14 16.45 0.07 15.9 0.2 20 Sep 14 16.37 0.03 15.7 0.5 28 Sep 14 16.30 0.01 15.4 0.3 6 Oct 14 16.22 0.05 15.3 0.2 7 Oct 14 16.24 0.05 15.7 0.2 15 Oct 14 16.01 0.01 15.1 0.4 18 Oct 14 15.86 0.03 12.8 0.2 20 Oct 14 16.09 0.04 15.0 0.4 27 Oct 14 16.08 0.02 15.2 0.4 3 Nov 14 15.99 0.02 15.1 0.3 10 Nov 14 16.07 0.02 15.4 0.4 17 Nov 14 15.94 0.05 15.1 0.4 24 Nov 14 15.83 0.05 13.1 0.4 1 Dec 14 16.06 0.04 15.4 0.3 8 Dec 14 16.09 0.04 15.3 0.4 15 Dec 14 16.14 0.03 15.3 0.4 23 Dec 14 16.23 0.02 15.6 0.3 30 Dec 14 16.25 0.04 15.4 0.3 29 Jan 15 16.48 0.04 15.3 0.2 27-Jun-15 16.38 0.09 15.8 0.2 19-Jul-15 16.33 0.07 15.9 0.2 26-Jul-15 16.31 0.07 15.0 0.2 09-Aug-15 16.33 0.05 14.4 0.2 23-Aug-15 16.15 0.02 14.9 0.3 07-Sep-15 15.98 0.02 15.2 0.4 14-Sep-15 16.00 0.01 15.2 0.4 21-Sep-15 15.96 0.02 15.2 0.3 09-Oct-15 15.68 0.01 14.9 0.7 19-Oct-15 15.49 0.01 14.5 0.4 31-Oct-15 15.79 0.01 14.9 0.3 09-Nov-15 15.94 0.02 15.1 0.3 16-Nov-15 16.08 0.04 15.1 0.3 09-Dec-15 16.38 0.02 14.6 0.3 28-May-16 16.99 0.05 16.0 0.2 26-Aug-16 16.85 0.01 15.4 0.3 03-Sep-16 16.78 0.06 15.6 0.3 24-Sep-16 16.87 0.03 13.9 0.3 08-Oct-16 17.06 0.04 16.8 0.2 30-Oct-16 17.18 0.01 16.7 0.2 06-Nov-16 17.35 0.10 17.1 0.2
DEPARTED