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[vsnet-history 1107] SN 1993J (Crimea - Yamaoka, sci.astro)


Date: Sun, 6 Jun 93 17:11:13 JST
From: Yamaoka Hitoshi <yamaoka@kyu-ge.ec.kyushu-u.ac.jp>

Newsgroups: sci.astro
From: andromed@Hail.ATM.Dal.Ca (Mike Boschat)
Subject: Crimean Observatory observation SN1993J
Nntp-Posting-Host: hail.atm.dal.ca
Organization: ATM, Dalhousie University, Halifax, NS, Canada
Date: Sat, 5 Jun 1993 02:16:41 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+
05 31.79  139.292 14.49 13.91 12.63 11.85 11.21   0.58  1.28  0.78  0.64  1
06 02.79  141.294 14.60 13.92 12.66 11.87 11.23   0.68  1.26  0.79  0.64  1
06 03.80  142.296 14.56 13.96 12.70 11.91 11.26   0.61  1.26  0.79  0.64  1,3
06 04.79  143.294 14.52 13.95 12.72 11.91 11.29   0.57  1.23  0.81  0.62  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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