


ReadIAUC 8472.dvi,.ps or.PDF format.Circular No. 8471Central Bureau for Astronomical TelegramsINTERNATIONAL ASTRONOMICAL UNIONMailstop 18, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.IAUSUBS@CFA.HARVARD.EDU or FAX 617-495-7231 (subscriptions)CBAT@CFA.HARVARD.EDU (science)URL http://cfa-www.harvard.edu/iau/cbat.html ISSN 0081-0304Phone 617-495-7440/7244/7444 (for emergency use only)SUPERNOVA 2005O IN NGC 3340 Y.-T. Chen, Graduate Institute of Astronomy, National CentralUniversity, Chung-Li, reports the discovery by the Taiwan SupernovaSurvey of an apparent supernova (mag about 16.1) on unfiltered CCDimages taken on Jan. 16.780 UT with the 1-m Lulin Observatorytelescope. The new object had brightened to mag about 15.2 on aconfirming image taken on Jan. 20.650. SN 2005O is located at R.A.= 10h42m18s.32, Decl. = -0o22'41".2 (equinox 2000.0), which is 5".3east and 4".8 south of the center of NGC 3340. Nothing was visibleat this on an image taken on 2004 Dec. 27.855 (limiting mag about18.6).COMETS C/2004 T8, Y5, Y6, Y7, Y8 (SOHO) Further toIAUC 8469, following are the initial observationsof additional Kreutz sungrazing comets found on SOHO website images. Comet 2004 UT R.A.(2000)Decl. Inst. F MPEC C/2004 T8 Oct. 4.179 12 26.0 - 5 30 C3/2 HS 2005-B39 C/2004 Y5 Dec. 25.821 18 26.3 -25 53 C3/2 BZ 2005-B39 C/2004 Y6 25.983 18 25.7 -24 59 C2 HS 2005-B39 C/2004 Y7 26.267 18 27.3 -24 48 C2 HS 2005-B39 C/2004 Y8 26.738 18 33.3 -26 04 C3 HO 2005-B39SATELLITES OF SATURN The IAU Working Group on Planetary Science Nomenclature hasapproved the following new designations and names of satellites ofSaturn: Saturn XXXI Narvi = S/2003 S 1 Saturn XXXII Methone = S/2004 S 1 Saturn XXXIII Pallene = S/2004 S 2 Saturn XXXIV Polydeuces = S/2004 S 5The WGPSN also notes that the spelling of three of the names ofSaturn's satellites as given onIAUC 8177 was subsequently revised.The correct spelling is as follows: Saturn XXIII Suttungr = S/2000 S 12 Saturn XXVII Skathi = S/2000 S 8 Saturn XXX Thrymr = S/2000 S 7 (C) Copyright 2005 CBAT2005 January 21 (8471) Daniel W. E. Green


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