[APBeta] GMT offsets for sites in AP 2.0

[Paul Rodman]

On May 31, 2008, at 16:50 , Michael Portuesi wrote:

> I'm setting up my batch of "Usual" observing sites an AP2.  I opened  
> AP 1.6.1 and put its Resources dialog next to the AP 2 version, and  
> I'm copying things by hand.
>
> One thing I'm noticing off the bat is that AP 2 chose a GMT offset  
> of -7 hours for my site (San Francisco).  I chose this site from  
> AP's built-in database.  It seems to remain at -7 regardless of  
> whether or not I select DST rules for the site.
>
> Over in AP 1.x, all of my local observing sites use a GMT offset of  
> -8 hours (correct for my location, ignoring DST entirely).
>
> Which is correct?  Should I be using USA DST rules with a GMT offset  
> of -7 or -8 in AP2.0?


-8 hours.

I haven't changed anything for the built-in database. However, the  
database does not include GMT offsets, so the app just plonks in a  
value of -7. I really should look at the longitude and take a stab at  
guessing the time zone. I'll add a feature request for that.

There...

<http://www.astroplanner.net/reports/details/1000/1079.shtml>


Paul R.