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Circular No. 8356 Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION Mailstop 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 0081-0304 Phone 617-495-7440/7244/7444 (for emergency use only) COMET C/2004 L2 (LINEAR) An apparently asteroidal object reported by LINEAR (discovery observation below), and posted on the 'NEO Confirmation Page', has been found to show cometary appearance on CCD images taken by G. Masi (Las Campanas, 0.35-m reflector, June 17.2 UT; round coma with diameter 6"-8") and by J. E. McGaha (Tucson, AZ, 0.62-m reflector, June 17.3; 5-min exposure shows a 10" coma and a 15" fan-shaped tail in p.a. 300 deg). 2004 UT R.A. (2000) Decl. Mag. June 11.35259 19 10 44.61 -27 36 24.0 19.2 The available astrometry, the following preliminary parabolic orbital elements, and an ephemeris appear on MPEC 2004-M09. T = 2005 Nov. 16.015 TT Peri. = 256.956 Node = 99.245 2000.0 q = 3.80396 AU Incl. = 62.969 COMETS C/2003 V8, W3-W8, X1-X4 (SOHO) Further to IAUC 8354, K. Battams reports measurements for additional Kreutz sungrazing comets found on SOHO website C2 images by J. Sachs (C/2003 V8, W6), X.-m. Zhou (C/2003 W3, W7, X3), D. Evans (C/2003 W4), M. Boschat (C/2003 W5, X2), G. Gallina (C/2003 W8), T. Hoffman (C/2003 X1), and R. Kracht (C/2003 X4). C/2003 V8 and W6 were also visible on C3 images. The reductions and orbital elements by B. G. Marsden appear on the MPECs cited below. Comet 2003 UT R.A. (2000) Decl. MPEC C/2003 V8 Nov. 13.471 14 57.2 -21 23 2004-K54 C/2003 W3 16.561 15 23.4 -20 12 2004-K54 C/2003 W4 21.743 15 45.6 -21 32 2004-K54 C/2003 W5 22.754 15 51.7 -21 54 2004-K54 C/2003 W6 25.571 15 49.1 -26 06 2004-K55 C/2003 W7 27.326 16 10.9 -22 47 2004-K55 C/2003 W8 29.435 16 19.3 -22 58 2004-K55 C/2003 X1 Dec. 1.160 16 28.1 -23 26 2004-K55 C/2003 X2 1.561 16 32.4 -23 38 2004-K55 C/2003 X3 2.201 16 33.1 -23 39 2004-K55 C/2003 X4 4.601 16 43.7 -24 03 2004-L24 (C) Copyright 2004 CBAT 2004 June 17 (8356) Daniel W. E. Green
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