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Comets & Asteroids - Summary for May 2017

4 Aug 2017, 09:38 UTC
Comets & Asteroids - Summary for May 2017
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During the month of May 2017, 2 new comets were discovered and cometary activity was detected for 1 previously discovered object (earlier designated as an asteroid). "Current comet magnitudes" & "Daily updated asteroid flybys" pages are available at the top of this blog (or just click on the underline text here). See below for the "Other news" section.The dates below refer to the date of issuance of CBET (Central Bureau Electronic Telegram) which reported the official news & designations.- Comet DiscoveriesMay 24 Discovery of C/2017 K1 (PANSTARRS)May 24 Discovery of C/2017 K2 (PANSTARRS)- Cometary activity detectedMay 28 Cometary activity detected in 2016 WM_48 = P/2016 WM_48 (LEMMON)- Other news May 02 H. H. Hsieh reports on CBET 4388 that r'-band observations taken on Apr. 26 and 29 with the Gemini South Observatory (seven 100-s exposures per night; queue observer J. Chavez) show that comet 259P (cf. IAUC 8969; CBET 3115), which has been previously identified as an active minor planet and main-asteroid-belt comet candidate, is currently active. According to CBET 4388: "Including its previously observed active apparition in 2008 (IAUC 8969), these observations mark the second time that comet 259P has been seen to be active. The fact that 259P ...

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