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IAUC 7850: C/2002 E1; 2002 E2

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IAUC number


                                                  Circular No. 7850
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/2002 E1 (SOHO)
     Further to IAUC 7842, a Kreutz sungrazing comet has been found
by S. Hoenig on SOHO website C3 images (cf. MPEC 2002-E18).

     2002 UT           R.A. (2000) Decl.
     Mar.  2.096      23 14.4      - 8 26


COMET 2002 E2
     Independent visual discovery reports of a comet have been
received from Douglas Snyder and Shigeki Murakami.  Available
observations:

     2002 UT             R.A. (2000) Decl.        m1    Observer
     Mar. 11.514     18 55.2       - 0 46        13.0   Snyder
          11.806     18 55.5       - 0 35        11     Murakami
          12.12641   18 55 50.25   - 0 16 18.1          Pravec
          12.12834   18 55 50.39   - 0 16 11.4            "
          12.13035   18 55 50.52   - 0 16 04.1   12       "
          12.13812   18 55 51.01   - 0 15 38.4          Tichy
          12.13942   18 55 51.01   - 0 15 32.9            "
          12.14541   18 55 51.55   - 0 15 10.2            "
          12.14599   18 55 51.64   - 0 15 07.7            "
          12.14677   18 55 51.63   - 0 15 05.6            "
          12.49212   18 56 14.65   + 0 05 21.0   12.8   Hale
          12.49755   18 56 15.06   + 0 05 40.0   12.2     "
          12.50569   18 56 15.54   + 0 06 08.9   13.0     "
          12.51385   18 56 16.06   + 0 06 36.5   12.2     "
          12.51778   18 56 16.43   + 0 06 50.8   11.5     "

D. Snyder (Palominas, AZ).  0.50-m f/5 reflector.  Coma diameter
  about 4', diffuse with little central condensation.  Motion about
  5' toward northwest during Mar. 11.469-11.514 UT.  Observed again
  Mar. 12.46-12.50.
S. Murakami (Matsunoyama, Niigata, Japan).  0.46-m f/4.5 reflector
  (68x).  Coma diameter 3'.  Slight motion toward northeast in 30
  min.
P. Pravec and P. Kusnirak (Ondrejov).  0.65-m f/3.6 reflector + CCD.
  Coma diameter 1'.1, well condensed; dense starfield.
M. Tichy and J. Ticha (Klet).  0.57-m f/5.2 reflector + CCD.  Coma
  diameter > 30".
A. Hale (Cloudcroft, NM).  0.20-m reflector + CCD.  With a 0.41-m
  reflector visually at Mar. 12.46, m_1 = 10.4, coma diameter 3'.

                      (C) Copyright 2002 CBAT
2002 March 12                  (7850)            Daniel W. E. Green

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