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http://www.rochesterastronomy.org/SNIMAGES/sn1999/sn1999bw.html.
http://www.rochesterastronomy.org/SNIMAGES/sn1999/sn1999bw.html.
1. Bright Supernova pages - Statistics for 1997
Supernova discovery statistics for 1997 . ... Sorted by Name For the year 1997 , 163 supernovae and 0 extragalactic novae were reported. 163 of these supernovae were named by CBAT, 0 were given possible supernova designations, and 0 were not reported to CBAT. 29 supernovae were found in NGC/IC galaxies, 40 were found in named galaxies 23 objects were discovered by amateurs 0 were brighter than 13th Magnitude 13 were brighter than 16th Magnitude 39 were brighter than 18th Magnitude 80 ...
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Ссылки http://www.rochesterastronomy.org/SNIMAGES/snstats1997.html -- 5.4 Кб -- 10.04.2016
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