Re: [guide-user] Re: explanation of aparent motion for comets in STRINGS.DAT

Bernd Klemt Dec 29, 2014

Hello Jari,

that was exactly the page I searched. Why I couldn't find it, I don't know. Thank
you very much and clear skies
Bernd


> Hi Bernd,
>
> I googeled with your setting string as search frase and easily found the below
> information on Project Pluto site.
>
> Asteroid/comet rates of motion: The rate of motion of an asteroid or comet has long
> been given in "more info", expressed as a speed and position angle. In response to
> an inquiry on the Guide user list, they are now also given as rates in RA and
> declination. By default, both rates are given in degrees/day, but I realize that
> some people will want assorted other rates. To do this, you can edit the file
> strings.dat and look near the bottom for this line: 1,1:RMotion is %.2lf
> ^degree^s/day in RA, %.2lf ^degree^s/day in dec\n
.....

Bernd Klemt
Sternwarte Herne, MPC code A18

http://www.sternwarte-herne.de
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