This post introduces a new monthly column that will serve as a summary of the most important news about comets & asteroids and an overview of the comets discovered (and recovered) throughout the month just ended. During the month of January 2016, 8 new comets were discovered, there were 2 recoveries and cometary activity has been reported for 2 previously discovered objects (earlier designated as asteroids).

Moreover, observations of a secondary companion for comet P/2015 Y2 = P/2010 V1 (IKEYA-MURAKAMI) and the discovery of the binary nature of asteroid (2242) BALATON have been reported. “Current comet magnitudes” & “Daily updated asteroid flybys” pages are available at the top of this blog (or just click on the underline text here).

The dates below refer to the date of issuance of CBET (Central Bureau Electronic Telegram) which reported the official news & designations.

– Comet Discoveries

Jan 07 Discovery of C/2016 A1 (PANSTARRS)

Jan 07 Discovery of P/2016 A2 (CHRISTENSEN)

Jan 07 Discovery of C/2016 A3 (PANSTARRS)

Jan 16 Discovery of C/2016 A5 (PANSTARRS)

Jan 20 Discovery of C/2016 A6 (PANSTARRS)

Jan 23 Discovery of P/2016 A7 (PANSTARRS)

Jan 23 Discovery of C/2016 B1 (NEOWISE)

Jan 29 Discovery of C/2016 A8 (LINEAR)

    

– Comet Recoveries



Jan 03 Recovery of P/2010 V1 (IKEYA-MURAKAMI) as P/2015 Y2 + secondary component Jan 11 Recovery of P/2001 F1 (NEAT) as P/2016 A4

– Cometary activity detected

Jan 10 Cometary activity detected in 2007 VA85 = P/2007 VA_85 (LINEAR) Jan 29 Discovery of 2015 VL62 = 2015 YY6 = C/2015 VL62

– Asteroid news

Jan 23 CBET 4243 reports that minor planet (2242) BALATON is a binary system with an orbital period of 12.96 +/- 0.01 hr.