[Aavso-photometry] (cba:chat) SDSSJ152419+220920 - superhumps and eclipses! mag 15.
Gordon
gordonmyers at hotmail.com
Tue Mar 31 13:36:58 EDT 2009
I got a good four hour run (JD 921.71 to 921.87) last night using GRAS02 (12
inch located in Mayhill, NM. - 300 second exposures with luminance filter)
It confirms Tom's results. Preliminary analysis shows 1.4 mag eclipses with
a .0637 period.
Gordon Myers
-----Original Message-----
From: cba-chat-bounces at cbastro.org [mailto:cba-chat-bounces at cbastro.org] On
Behalf Of Tom Krajci
Sent: Tuesday, March 31, 2009 9:20 AM
To: chat CBA; aavso-photometry at aavso.org; cvnet-outburst at yahoogroups.com
Subject: (cba:chat) SDSSJ152419+220920 - superhumps and eclipses! mag 15.
Based on unfiltered time-series with a C11 (JD 921.73 - 922.00),
SDSSJ152419+220920 shows superhumps and 1.5 mag eclipses. Object is at
mag 15.
--
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Tom Krajci
Cloudcroft, New Mexico
http://picasaweb.google.com/tom.krajci
Center for Backyard Astrophysics (CBA)
http://cbastro.org/ CBA New Mexico
American Association of Variable Star
Observers (AAVSO): KTC http://www.aavso.org/
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