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[vsnet-history 1212] SN 1993J (Crimea - Yamaoka, sci.astro)


Date: Thu, 15 Jul 93 17:13:29 JST
From: Yamaoka Hitoshi <yamaoka@kyu-ge.ec.kyushu-u.ac.jp>

Newsgroups: sci.astro
From: andromed@cs.dal.ca (Mike Boschat)
Subject: More Photometry of SN1993J by Crimea Astro. Observatory
Nntp-Posting-Host: rain.atm.dal.ca
Organization: JOHN F. KENNEDY ASTRONOMICAL OBSERVATORY, Halifax, NS, Canada
Date: Wed, 14 Jul 1993 10:53:57 GMT

Organization: Crimean Astrophysical Observatory
From:	shakh%crao.crimea.ua@relay.USSR.EU.net (Nikolay Shakhovskoy)

  Dear Mike Boschat,
  Now I can communicate the new results of UBVRI photometry of Supernova
1993J in M81 (see Table).
                                    Sincerely, N.Shakovskoy

                   UBVRI (Johnson) Photometric Observation
            1.25 m Telescope Crimean Astrophysical Observatory

 Date      J.D.     U     B     V     R     I     U-B   B-V   V-R   R-I  Rem.
 1993      2449+
07 02.81  171.306 14.47 14.17 13.14 12.56 11.75   0.30  1.03  0.58  0.81  1,3
07 06.80  175.302 14.43 14.21 13.25 12.64 11.84   0.22  0.96  0.61  0.80  1
07 09.80  178.295 14.53 14.24 13.28 12.71 11.90   0.30  0.95  0.57  0.81  1
07 12.79  181.294 14.42 14.26 13.35 12.79 11.94   0.16  0.92  0.56  0.85  1

           Compar. st: RA=09 55 04.3; D=+68 54 05.7 (J2000)
                             [Binary; A+B]
04 22.78  100.28   9.09  9.10  8.58  8.18  7.88  -0.01  0.52  0.40  0.36  1

 Remarks:                            Observers: N.M.Shakhovskoy
 1 - Photometric mode                           Yu.S.Efimov
 2 - Polarimetric mode
 3 - Sometimes light clouds

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