Re: HD932 data

[Michael Koppelman <lolife@bitstream.net>]

Very nice data.

On Thursday, December 5, 2002, at 09:22  PM, Rolling Hills Obs ((Shawn 
D)) wrote:

> Here's the data I gathered on 11/29 for HD932.  A V filter was used 
> with a
> CB245 on an LX200-10".  Each point is an average of three 60s 
> exposures. The
> internal error reported by sextractor is <0.01mag, and the standard 
> error
> from the three-point averages is also <0.01.  The gaps occurred when 
> the
> scattered clouds became too thick and the data got too noisy.
>
> The graph shows the nice, smooth curve which reached a minimum (using 
> AVE)
> at HJD = 2452608.6482 +/- 0.0003.  To my non-professional eye it looks 
> like
> an EB, but we need to see more of the curve to have a better idea.  
> Given
> that the period looks to be around 1 day (darn it), I didn't collect 
> any
> data on 11/30, and it's been somewhat cloudy here for the past few 
> days.
> Hopefully this storm that's brushing us, and dumping lots of snow and 
> ice up
> north, will pass by tomorrow so I can collect some additional data.
>
> Shawn
>
> <HD932.gif>