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C/2009 R1 McNaught Widefield L - June 10 | by Joseph Brimacombe
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C/2009 R1 McNaught Widefield L - June 10

Taken from New Mexico Skies at 10.45 UT in pre-dawn sky using an FSQ 106 and STLK11K camera. 1 x 1200 sec; unbinned. Scale 3.5 asec/px.

Narrowfield image: www.flickr.com/photos/43846774@N02/4688183068/

 

Circular No. 9150 (part)

Central Bureau for Astronomical Telegrams

INTERNATIONAL ASTRONOMICAL UNION

CBAT Director: D. W. E. Green, Room 209; Department of

Earth and Planetary Sciences; Harvard University;

20 Oxford St.; Cambridge, MA 02138; U.S.A.

CBAT@IAU.ORG; CBATIAU@EPS.HARVARD.EDU

URL www.cfa.harvard.edu/iau/cbat.html ISSN 0081-0304

 

COMET C/2009 R1 (McNAUGHT)

Visual total-magnitude and coma-diameter estimates: May 14.79

UT, 8.6, 4' (D. A. J. Seargent, Cowra, NSW, Australia, 25x100

binoculars); 17.14, 7.8, 8' (J. J. Gonzalez, Leon, Spain, 10x50

binoculars); 25.46, 7.3, 5' (C. W. Hergenrother, Tucson, AZ, U.S.A.,

10x50 binoculars); June 1.07, 6.5, 5' (S. Baroni, Milan, Italy,

20x80 binoculars); 4.00, 6.3, 2' (U. Pilz, Leipzig, Germany, 20x80

binoculars).

 

(C) Copyright 2010 CBAT

2010 June 4 (9150) Daniel W. E. Green

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Taken on June 10, 2010