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[vsnet-chat 1976] A2.0 near NY Ser
- Date: Tue, 15 Jun 1999 11:55:52 -0700
- To: aavso-discussion@physics.mcmaster.ca, vsnet-chat@kusastro.kyoto-u.ac.jp
- From: bas@lowell.Lowell.Edu (Brian Skiff)
- Subject: [vsnet-chat 1976] A2.0 near NY Ser
- Sender: owner-vsnet-chat@kusastro.kyoto-u.ac.jp
The two fainter stars in the GSPC sequence near NY Ser appear in the
USNO-A2.0 catalogue with 'mr' magnitudes that are about 0.1 or 0.2 mag.
bright than standard Cousins R. Thus A2.0 magnitudes can be used with
unfiltered CCDs to get rough R magnitudes.
\Brian
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