[vsnet-obs 19356] SN1999aa CCD observation (Kuberek)

[Taichi Kato <tkato>]

From rkuberek@ix.netcom.com Mon Feb 22 06:09 JST 1999
Date: Sun, 21 Feb 1999 13:08:41 -0800
From: RCK <rkuberek@ix.netcom.com>
Subject: New Magnitude Estimate for SN1999aa

I have made a new magnitude estimate for SN1999aa, as follows:

                                                                            est.

ref. star         cat.   ref. mag.    SN1999aa mag.

GSC-1391-0558     HGSC   15.36        15.10
GSC-1391-0181     HGSC   14.42        14.90

This estimate was made with a ten min. exposure using an ST7 ABG
camera at -15 deg. C and 6" AP refractor in fair-good conditions
from Valencia, California at approx 04:57 U.T. on February 21,
1999. Photometry by CCDSoft.

Bob Kuberek

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