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[vsnet-chat 2183] Re: SN1999cp field photometry
- Date: Mon, 26 Jul 1999 15:01:16 -0700
- To: aah@nofs.navy.mil
- From: bas@lowell.Lowell.Edu (Brian Skiff)
- Subject: [vsnet-chat 2183] Re: SN1999cp field photometry
- Cc: vsnet-chat@kusastro.kyoto-u.ac.jp
- Sender: owner-vsnet-chat@kusastro.kyoto-u.ac.jp
Kevin tells me his observations were done at quite high airmass (around
sec z = 3!), so it wouldn't take much for his B frame (for instance) to
be a bit off, even if the extinction coefficients were well in hand.
\Brian
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