Hi All, The Swiss Ephemeris calculates heliocentric, geocentric, and barycentric positions but I do not believe has a feature to calculate positions a chart...
2474
Jonathan Dunn
jonathanclar...
Sep 6, 2009 2:33 pm
Basiclly, get helio XYZ positions (without light-time correction or atmospheric distortion). For each body, take X, Y, and Z, and subtract your target...
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David Cochrane
keplerastrology
Sep 6, 2009 2:56 pm
Hi Jonathan, Thank you! Yes, this makes perfect sense and is as simple and straightforward as I figured it would be. David ... From: Jonathan Dunn To:...
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99astro
djtankh_irtra
Sep 6, 2009 3:24 pm
Hi David, The simple substraction is an inaccurate method! But there's a way to calculate it. You should calculate a modified vector's "endpoint"; on the...
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David Cochrane
keplerastrology
Sep 6, 2009 4:03 pm
Hi, Thanks for your input on this. I don't think calculating planet-centric positions is as complex as you are suggesting. The Swiss Ephemeris already converts...
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Bogdan Krusiski
bogdanfrkr
Sep 6, 2009 7:00 pm
the only part missing is the orientation of the planet's equator, to get its "ecliptic"; with it's starting point. with best regards Bogdan Krusiński _____ ...
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99astro
djtankh_irtra
Sep 6, 2009 7:14 pm
Hi Bogdan, A planet's Eclipic determined by the Sun and the planet's its orbital plain, so nothin to do with it's Equator... ******** Be well, 99astro (Sa Ra...
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Bogdan Krusiski
bogdanfrkr
Sep 6, 2009 7:28 pm
?? solstice point - interesction of equator and ecliptic planes... so it defines the most important factor - longitude in this new coordinates. Without it you...
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David Cochrane
keplerastrology
Sep 6, 2009 7:39 pm
Hi, ... But like Bogdan I do wonder what point on the planet's orbital plane we use to be 0 Aries assuming that we want a tropical zodiac analagous to the one ...
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David Cochrane
keplerastrology
Sep 6, 2009 7:47 pm
Hi Bogdan, We sent e-mails simultaneously and we are on the same page. David ... From: Bogdan Krusinski To: swisseph@yahoogroups.com Sent: Sunday, September...
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Jonathan Dunn
jonathanclar...
Sep 6, 2009 8:03 pm
Well, helio positions are normally presented in reference to the geocentric tropical framework. If that's good enough for you, then the X-X0 method will work...
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Dieter Koch
artizarrak
Sep 6, 2009 8:49 pm
Hello I think the Horizons System (http://ssd.jpl.nasa.gov/horizons.cgi) provides ephemerides for the positions of planetary north poles. (Note, other planets ...
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99astro
djtankh_irtra
Sep 6, 2009 8:51 pm
Oh, sorry, then just I misunderstood you. You're right in this. ******** Be well! 99astro (Sa Ra DjtAnkh IrtRa, Gime, ifj. Gimesi AndrƔs) http://KemitEnPet.hu...
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David Cochrane
keplerastrology
Sep 6, 2009 9:19 pm
Hello Dieter, It is always a question when exploring new horizons what value and practical application they may have, and a great deal of research in physics...
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Jonathan Dunn
jonathanclar...
Sep 7, 2009 12:13 am
Interestingly, this dovetails with something I'm interested in right now. For Moon(s) is there some value in looking at it's *own* plane and how that crosses...
2488
Abhi
jaamaylem
Sep 11, 2009 11:55 am
Hi! I know this is a bit offtopic but as it is still about astrological programming I thought I would ask here. There is not so much traffic in this group,...
All, I'm working on a Ruby interface to sweph using Ruby-FFI under Windows. The idea is to replicate many of the sweph functions as closely as possible. An...
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Hiroshi Masuda
astropesquisa
Sep 17, 2009 4:01 pm
Deat administrator of group Please change my email address to msdhrs@... Sincerely Hiroshi Masuda ...
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Shriramana Sharma
trivishtapam
Sep 17, 2009 4:10 pm
... Dear sir, please see the following: And after that subscribe by sending a mail to: swisseph-subscribe@yahoogroups.com from the new email address. -- ...
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xzytec
Sep 21, 2009 10:22 pm
I tried to compile SE on Linux, more specifically Ubuntu 9.04. I got a bunch of warnings that said: ISO C90 does not support `long long' The fix was easy, just...
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xzytec
Sep 21, 2009 10:50 pm
... cc -c -g -O9 -Wall -pedantic -std=c99 swepcalc.c swepcalc.c: In function `calcserv': swepcalc.c:169: warning: `rspeed' may be used uninitialized in...
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Mossy
shaunmoss
Sep 22, 2009 7:03 am
Hi guys I'm new to this group. I'm also fairly new to Mac and Linux, and trying to compile the swiss ephemeris on my Mac. If I understand correctly, I have to...
2497
xzytec
Sep 22, 2009 7:11 am
Forgot to say that the Linux version I am using has gcc version 4.3.3....
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Thomas Mack
mack3457
Sep 22, 2009 7:20 am
... No, there is nothing to configure nor to install, as it is just a programmers library. So just type make, ignore all the warnings and it should be done. ...
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Dieter Koch
artizarrak
Sep 22, 2009 7:36 am
Hi Antonio ... You can do that. However I wonder, why do you use swepcalc.c at all. Did you start with Placalc and later change to Swiss Ephemeris? ... You can...
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xzytec
Sep 22, 2009 10:40 am
Hi Dieter, When I built SE on Windows I had only two warnings on type conversion on swepcalc.c. However on Linux when I did "make libswe.so" I got a number of...
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Shaun Moss
shaunmoss
Sep 22, 2009 10:49 am
Thanks so much, Thomas. However, it is still not compiling. This is the result I get: cc -g -O9 -Wall -pedantic -o swetest swetest.o -L. -lswe -lm...
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Thomas Mack
mack3457
Sep 22, 2009 11:32 am
Try 'make clean' before 'make'. It sounds as if you already have a libswe.a file in your directory. Thomas [Non-text portions of this message have been...
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(no author)
(no email address)
Sep 22, 2009 1:45 pm
Maybe some file is not compiled, such as swehel.o. The complete file list for linking libswe.a is swedate.o swehouse.o swejpl.o swemmoon.o swemplan.o...
