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[vsnet-newvar 1643] H Alpha and Rc photometry of GSC 6846:6
- Date: Sat, 19 Oct 2002 09:22:43 EDT
- To: vsnet-campaign-unknown@ooruri.kusastro.kyoto-u.ac.jp, vsnet-newvar@ooruri.kusastro.kyoto-u.ac.jp, aavso@aavso.org
- From: DWest61506@aol.com
- Subject: [vsnet-newvar 1643] H Alpha and Rc photometry of GSC 6846:6
- Sender: owner-vsnet-newvar@ooruri.kusastro.kyoto-u.ac.jp
Additional observations for GSC 6846:6
2002-10-17 01:15UT
Rc = 9.21 +/-0.06 Comp stars: GSC 6846:1080 and SAO 186183
H alp = 2.01 +/- 0.02
An H alp magnitude of 2.01 indicates that H alpha emission is probably not present.
Previously reported photometry:
2002 Sep 23 0750UT V = 11.74 V-R = 2.08 Stan
2002-09-30 01:33 UT V=11.29 +/-0.07 West
2002 Oct 10 0804UT V = 11.16 V-R = 1.96 Stan
2002-10-18 01:23UT V=11.03 +/-0.07 West (WJD)
H alpha calibration details and other observations:
http://members.aol.com/dwest61506/page34.html
http://members.aol.com/dwest61506/page35.html
Regards,
Doug West
http://hometown.aol.com/dwest61506/index.html
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