In a message dated 4/11/2003 6:03:47 AM Central Standard Time, tkato@kusastro.kyoto-u.ac.jp writes:
# I wonder what is the reason for a 1-mag difference between visual and
# CCV V-band observations.
I am guessing the difference is due to emission lines. This is similar to what is observed in novae during the nebular phase.
Regards,
Doug West
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