Test of uploading

that is a powerpt file

can it download??

:D  : D  😀  : – D

:O  : O

😛 : P

8)  8 )   😎 8 – )

😉  ; )

Trackback URL to Malek’s SDSS post:

http://schoolblogs.cuip.net/2013studentallstarsone/2013/07/sdss/trackback/

http://www.wolframalpha.com/input/?i=what+is+the+formula+for+stellar+magnitudes#