DASO Circular No. 231                           Issued: 2009 May 22, 17:51 UT

        The DISTANT ARTIFICIAL SATELLITES OBSERVATION (DASO) Circulars
         are a private publication by staff of the Minor Planet Center
          and are intended to disseminate astrometric observations of
                         distant artificial satellites.

             Editor: Gareth V. Williams (gwilliams@cfa.harvard.edu)
    Astrometry submissions to mpc@cfa.harvard.edu (Subject line = "ART SAT")

We have been informed by the observer that the observation of Herschel
published on DASO 230 for the time of observation 2009 05 21.31582 is to be
deleted.

Observations:
2009-026C     C2009 05 22.03948 16 18 39.96 -02 47 14.0          16.6 R D0231J95
2009-026C     C2009 05 22.04083 16 18 39.53 -02 47 13.8          16.6 R D0231J95
2009-026C     C2009 05 22.04217 16 18 39.11 -02 47 13.5          16.2 R D0231J95
2009-026F     C2009 05 22.05874 16 21 31.80 -02 53 25.3          20.2 R D0231J95
2009-026F     C2009 05 22.06176 16 21 30.92 -02 53 26.1                 D0231J95
CXO           C2009 05 21.88665513 40 11.28 +57 34 12.1          13.5 R D0231J95
CXO           C2009 05 21.88810813 40 23.13 +57 32 06.7          13.7 R D0231J95
CXO           C2009 05 21.88856813 40 26.86 +57 31 27.4          13.6 R D0231J95
CXO           C2009 05 21.89008113 40 39.18 +57 29 16.6          13.7 R D0231J95
CXO           C2009 05 21.89056713 40 43.14 +57 28 34.2          13.6 R D0231J95
CXO           C2009 05 21.89105313 40 47.06 +57 27 52.1          13.7 R D0231J95

Observer details:
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

+-------------------------------------------------------------------------+
|  The DISTANT ARTIFICAL-SATELLITES OBSERVERS Circulars are prepared as   |
|  a private publication by staff of the Minor Planet Center.             |
|  Back issues are available at: ftp://cfa-ftp.harvard.edu/pub/DASO/      |
|  Archives of published (and referenceable) observations are at:         |
|  ftp://cfa-ftp.harvard.edu/pub/DASO/Obs/                                |
|  Http access available at http://www.cfa.harvard.edu/~gwilliams/DASO/   |
|  Free e-mail subscriptions: send your e-mail address to the editor.     |
|  Astrometry submission to mpc@cfa.harvard.edu with subject "ART SAT".   |
|  These circulars are copyrighted publications, but free use of any and  |
|  all information contained herein may be made provided that the normal  |
|  scientific procedures for referencing material are followed.           |
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DASO Circular No. 231                           Issued: 2009 May 22, 17:51 UT