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Date: Thu, 1 Apr 93 23:51:41 JST
From: tkato@kusastro.kyoto-u.ac.jp (Taichi Kato)
Subject: SN1993J Japanese Status
Present status of Japanese observatories
1) Okayama Astrophysical Observatory (1.88-m reflector) Kosugi et al.
Low resolution spectra (500-900nm) were taken on Mar. 31 through
thin cloud. Full reduction was performed.
comminicated from M. Yoshida (OAO)
2) Ouda Station, Kyoto University (0.60-m reflector) Maemura et al.
Several spectra covering a range of H-alpha +/- 40nm were taken on
Mar. 31 and Apr. 1 and the observations are continuing. Local
standard B was successfully taken, and getting Feige 34 now.
On quick look at the TV monitor, feature of H-alpha is not marked.
From Apr. 2, multicolor (BVI) CCD photometry will be done by
T. Kato myself.
Visual magnitude estimates by VSOLJ members
(magnitudes based on Supernova Search Chart)
object YYMMDD(UT) mag code
SN1993J 930330.537 10.4 Yad
930331.424 10.5 Yad
930331.440 10.5 Yad
930331.576 10.5 Kat
930331.576 10.5 Kat
930401.465 10.4 Arm
930401.538 10.4 Kat
930401.538 10.4 Kat
Observer's code:
Arm: M. Iida (Nagano, Japan)
Kat: T. Kato (Kyoto, Japan)
Yad: M. Yamada (Ishikawa, Japan)
Regards,
Taichi Kato (Kyoto University)
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