I have uploaded a light curve from last night JD 2451635.7 to http://vsnet.geocities.com/lcoo/xte1118.htm The variation seems sinusoidal with a period about 0.18 day. ===== Regards, Lew === Try Lew's instant automatic observation plotter. Copy a list of observations into Autoplot.xls and the observations are automatically plotted. Autoplot.xls (an Excel spreadsheet) is freeware. http://vsnet.geocities.com/lcoo/autoplot.htm __________________________________________________ Do You Yahoo!? Talk to your friends online with Yahoo! Messenger. http://im.yahoo.com