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Comets & Asteroids - Summary for February 2017

19 Apr 2017, 12:32 UTC
Comets & Asteroids - Summary for February 2017
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During the month of February 2017, 4 new comets were discovered. "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 DiscoveriesFeb 04 Discovery of C/2017 B3 (LINEAR)Feb 04 Discovery of P/2017 B4 (PANSTARRS)Feb 12 Discovery of C/2017 C1 (NEOWISE)Feb 20 Discovery of C/2017 C2 (PANSTARRS)- Other news Feb 02 At this link, animation by L. Elenin showing the egress of near-earth asteroid 2017 BS32 from Earth's shadow. Feb 3 CBET 4353, CBET 4356 (Feb 09), CBET 4361 (Feb 14) report that the following minor planets are binaries systems: (226514) 2003 UX_34, (2486) METSAHOVI, (27675) 1981 CH.Feb 09 & Feb 13 Two new papers on arXiv about active asteroid P/2016 J1 (PANSTARRS): "Split Active Asteroid P/2016 J1 (PANSTARRS)" & "The splitting of double-component active asteroid P/2016 J1 (PANSTARRS)". Click on the image below for a bigger version.Credits: Man-To Hui, David Jewitt, Xinnan DuFeb 09 New impact crater spotted on Mars: "This new crater, which formed explosively ...

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