cspratt2001 Nov 4, 2009
--- In guide-user@yahoogroups.com, "P. Clay Sherrod" <drclay@...> wrote:
>
> Charon actually works very well with all of our XP machines and several in other locations
> that I am aware of.
> Is Charon opening up but cannot show a star screen or is it flashing and not opening at
> all?
>
> Dr. Clay
> _____
> Arkansas Sky Observatories
> MPC H45 - Petit Jean Mountain South
> MPC H41 - Petit Jean Mountain
> MPC H43 - Conway West
> http://www.arksky.org/
>
> ----- Original Message -----
> From: "cspratt2001" <cspratt@...>
> To: <guide-user@yahoogroups.com>
> Sent: Wednesday, November 04, 2009 10:52 AM
> Subject: [guide-user] Re: Charon
>
>
> > Using PST in Guide8. My Stations list is from 2005 although Guide is from October.
> >
> > Charon tries to load under XP but the black screen (DOS) flashes too quickly for me to
> > read the massage at the top left. Earlier version did load but sun is always up. I tried
> > under settings to input various MPC stations in my area but still get annoying "Sun is
> > up" message. Sun is always up at altitude of 12 degrees.
> >
> > For me, Charon needs a bit of work to make it more XP friendly.
> >
> > Chris. Spratt
> > Victoria, BC
> >
> > --- In guide-user@yahoogroups.com, "P. Clay Sherrod" <drclay@> wrote:
> >>
> >> Are you running Guide with local time GMT, Zulu or what time default?
> >>
> >> Dr. Clay
> >> _____
> >> Arkansas Sky Observatories
> >> MPC H45 - Petit Jean Mountain South
> >> MPC H41 - Petit Jean Mountain
> >> MPC H43 - Conway West
> >> http://www.arksky.org/
> >>
> >> ----- Original Message -----
> >> From: "cspratt2001" <cspratt@>
> >> To: <guide-user@yahoogroups.com>
> >> Sent: Wednesday, November 04, 2009 10:05 AM
> >> Subject: [guide-user] Re: Charon
> >>
> >>
> >> >
> >> > Downloaded the latest Charon program. This one, for me, doesn't load.
> >> > The earlier one even with MPC code in settings still has sun up.
> >> >
> >> > Chris. Spratt
> >> > Victoria, BC
> >> > --- In guide-user@yahoogroups.com, Bill J Gray <pluto@> wrote:
> >> >>
> >> >> Hi Chris,
> >> >>
> >> >> Hmmm... perhaps the best way to handle that problem
> >> >> is as follows.
> >> >>
> >> >> Start up Guide, and hit ':'. This will cause Guide
> >> >> to display a chart of the world with the nearest solar
> >> >> eclipse.
> >> >>
> >> >> Zoom in on the Canary Islands. Use Extras... Toggle
> >> >> User-Added Datasets. Select "MPC Stations"; turn it
> >> >> On, with labels showing.
> >> >>
> >> >> If you're lucky, your remote observatory will show
> >> >> up; right-click on the symbol shown for it, and you'll
> >> >> get the name and MPC three-character code for it.
> >> >>
> >> >> If not, right-click on the nearest observatory,
> >> >> and use its code for the nonce. That's probably a
> >> >> good way to start out; if you use that nearest code
> >> >> and still have problems, it'll be time to dig deeper
> >> >> into why those problems are happening.
> >> >>
> >> >> If you really want a code of your own, there are
> >> >> two routes. One is to submit data to MPC and they'll
> >> >> assign you a code. Or, you can (temporarily) make
> >> >> up your own three-character code. To do this, edit
> >> >> the file 'obscodes.htm' and look for the line
> >> >> corresponding to the nearest existing MPC station.
> >> >> It might look like this:
> >> >>
> >> >> J24 343.557190.881661+0.470499Observatorio Altamira
> >> >>
> >> >> This says that (J24) Observatorio Altamira is
> >> >> at East longitude 343.55719 (known to most of us as
> >> >> West longitude 16.44281), at parallax constants
> >> >> rho_cos_phi .881661, rho_sin_phi +.470499. Converting
> >> >> parallax constants to and from latitude and altitude
> >> >> above sea level is slightly unpleasant and probably
> >> >> not really justified for what we're doing here.
> >> >> Instead, just take the line for the nearest observatory
> >> >> and change (say) J24 to, say, ZZZ. ("Official" MPC
> >> >> codes don't start with Z; use ZZZ, and you can avoid
> >> >> collision with any "real" MPC code.) Change the
> >> >> observatory name as well, of course. Then add your
> >> >> newly-created line to 'stations.txt'.
> >> >>
> >> >> -- Bill
> >> >>
> >> >
> >> >
> >> >
> >> >
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