Re: Vernal Equinox -- astrometric vs. apparent?
Change the equinox from 2000 to equinox of date and see what happens. Bud
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William Hamblen
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#3181
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Re: Vernal Equinox -- astrometric vs. apparent?
Akkana Peck <yahoo@...> writes: When I packaged the XEphem computation routines so that they could be used by Python programmers, I went ahead and attempted to write up an explanation of
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Brandon Rhodes
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#3180
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Vernal Equinox -- astrometric vs. apparent?
Geeky astronomical coordinate question: Yesterday was the Vernal Equinox. The RASC handbook says it happened at 23:21 UT, but I wanted to check that in XEphem. I couldn't figure out how to get it to
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Akkana Peck <yahoo@...>
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#3179
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Re: deltat.c data question
FYI if anyone is interested I have found a reference that discusses this topic and the predictions in detail. I haven't worked through it yet, but I believe it answers my questions.
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Eric
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#3178
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Re: deltat.c data question
If you're saying to ask Steve, I just sent him an email. However I was hoping not to bother him if someone else might know the answer. Oddly I can't open the credits window. I get a "Error: No running
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Eric
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#3177
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Re: deltat.c data question
The short answer is Stephen L. Moshier via Michael Sternberg. Please see the Credits section of the Help for more information. Unfortunately some of the URLs quoted therein have grown stale. Elwood
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ecdowney2002 <ecdowney@...>
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#3176
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deltat.c data question
I've been looking at the techniques for the delta t calculation and trying to understand what is going on with the reference data. The data in the tables don't match the years from the UNSO
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Eric
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#3175
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New official mirror of the MAPUG website
The main website of the Meade Advanced Products Users Group is hosted in the UK and occasionally has some connectivity issues. With the permission of MAPUG's webmaster, Ed Stewart, a mirror site in
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Thad Floryan
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#3174
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Re: Miranda ephemeris gone haywire after 1/1/2011?
Hello Piero, thanks for the report. I have confirmed your report on a fresh compile of RC11 on Ubuntu 10.10. I will look into it and update the forum if I learn anything. Elwood
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ecdowney2002 <ecdowney@...>
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#3173
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Miranda ephemeris gone haywire after 1/1/2011?
Hi all I'm running RC-11 under Cygwin and have found that starting 1/1/2011 the ephemeris for Uranus' satellite Miranda is completely out of whack. You can actually see it disappear if you run the
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Piero
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#3172
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Re: XEphem 3.7.1 in Ubuntu 10.10
On Tue, 14 Dec 2010, Santiago Roland wrote: > Date: Tue, 14 Dec 2010 17:45:25 -0200 > From: Santiago Roland <sroland@...> > Reply-To: xephem@... > To: XEphem Forum
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?ukasz 'e2rd' Sanocki
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#3171
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Re: XEphem 3.7.1 in Ubuntu 10.10
Reading down a few messages I saw the link to some xephem deb files. Tried that, and it worked -- both in Puppy Linux and Mepis.? Thanks loads. I use Mepis Antix and Puppy because my computer is
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Larry <doccpu@...>
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#3170
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Re: XEphem 3.7.1 in Ubuntu 10.10
I just joined the club because I'm having excactly that problem. In sky view mode, right-clicking to get the info box gives me info for the first item I click, but then hangs X windows. I've
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Larry <doccpu@...>
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#3169
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XEphem 3.7.1 in Ubuntu 10.10
Hi everyone, i have the original 3 CD set of XEphem 3.7.1 that my astronomy department bought some while ago and under Ubuntu 10.04, the sky view mode crashed when right clicking in the sky
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Santiago Roland
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#3168
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Re: Paths Messed Up in Transfer to New Mac
Thanks to all who replied. It is the commercial version. I'm not a Unix guy--but I can muck about in the shell without breaking things. I fixed the problem by editing ~/.xephemrc to show the proper
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David Illig
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#3167
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Re: Paths Messed Up in Transfer to New Mac
Check to see whether you have a .xephemrc file. If you do, it's likely the contents of the file point to the old directory, e.g.: XEphem.PrivateDir: /Users/trane/Library/XEphem You can edit that file
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Trane Francks
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#3166
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Re: Paths Messed Up in Transfer to New Mac
As always, thanks for jumping in to help Serge. However, since the original post mentions the CD I think David is referring to the Commercial version. I think your advise is more appropriate to the
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ecdowney2002 <ecdowney@...>
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#3165
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Re: Paths Messed Up in Transfer to New Mac
Hi David, What you have to do is to search and check if you have a real "xephem-3.x.x" directory somewhere, and if it is made of usual source tree : xephem-3.x.x/GUI/xephem/ if you find it, you have,
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Serge Montagnac
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#3164
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Paths Messed Up in Transfer to New Mac
I used Apple's Migration Assistant to copy files from an old Mac to a new one prior to wiping the old Mac. It brought XEphem over, but the links are messed up. When I type /usr/local/bin/xephem I get
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David Illig
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#3163
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Re: Xephem Web Update -- 3.7.5-RC10
Elwood, Everything works perfectly now! Thank you very much. FYI: Running Fedora Core 13 and compiled perfectly! Dan
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Dan <dan@...>
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#3162
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