Peter, thank you for these explanations.
Unfortunately I suspected that it was difficult to change...
It's a pity.


Christian




--- In [email protected], "Peter Dean" <prd...@...> wrote:
>
> As all the ARP objects are galaxies you should amend your ARP external file
> definition to assign the object type as 'galaxy'. There's a special code;
> 'GALXY' if I recall correctly but I may be wrong. 
> 
> The v3 symbol set (no, it's not user-configurable) is similar to that used
> in SA 2000 and in Uranometria, with a passing nod to Megastar. Crosses are
> used as a general catch-all class when the source data lists it as
> 'unknown', 'plate defect', 'non-existent' etc. Circles denote clusters of
> stars, either asterisms, open clusters/globulars and galaxy clusters.
> Squares/rectangles denote gaseous nebulae (bright and dark). Ellipses are
> always galaxies. A small circle with a horizontal line through it (I
> actually intended it to resemble Saturn) denote planetary nebulae.
> 
> Symbols are *directly* associated with catalogue object type. Ideally of
> course, the object type symbol sets should be user-configurable, but
> reproducing the same symbol set as a copyrighted source elsewhere (eg,
> Herald-Bobroth) opens the door to some tricky IP issues. And designing a
> unique symbol set when most observers are quite happy with Uranometria etc,
> isn't easy.
> 
> Regards
> Peter
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of chrisiia
> Sent: 16 August 2010 17:25
> To: [email protected]
> Subject: [skychart-discussion] How to change the symbol of an objet visible
> on the skychart ?
> 
> Hi all
> 
> I am using externals datas, especially for galaxies. I added the ARP
> catalogue and the visible symbol on the chart is a little green cross, but
> it's the same cross used for other datas, example IC catalogue.
> Is it possible to change a symbol associated with a catalogue ? Example a
> little circle, or a little square, or a large cross ... etc..
> 
> 
> Thanks by advance
> 
> 
> Christian
> 
> 
> 
> 
> 
> 
> 
> ------------------------------------
> 
> Yahoo! Groups Links
>


Reply via email to