About Open Clusters

Hi all,

About recent group discussion on open clusters I suggest to visit, for
people eventually interested in photometric studies of this kind of
objects, the following links:

First link, from Cds-Astroweb Astronomy Educational Resurces:

http://cdsweb.u-strasbg.fr/astroweb/education.html
- Once within astroweb page, please reach and select
" Hr Trace Connection " link.


Second link, from Intute Science and Technology UK:

http://www.intute.ac.uk/cgi-bin/sear...2&submit.y=9&\
submit=Go&limit=0&subject=All


Third link, with quick code description:

http://xoomer.alice.it/hrtrace/Geberal_Info_Wd.htm


Regards.