土星 ALPO-Japan Latest
Saturn Image 2008/05/20(UT)
Jose Antonio Soldevilla,Carl Roussell
J.A.Soldevilla,C.Roussell
Jose Antonio Soldevilla(Newton 250mm) |
My first attempt with real RGB filters.
Seeing was bad,but after some days
with clouds,all seem better...
[Jose Antonio Soldevilla Canyelles-Barcelona-Spain]
Carl Roussell(150mm F8 refractor) |
Date: 2008/05/20 2:59 UT
Optics: 15cm f/8 Refractor
Magnification: 200x-300x
Filters: IL
Seeing: 4/10 Trans: 3.5/6
CM1=107 CM2=96 CM3=298
B = -9.8 B' = -6.9
[ Carl Roussell : Cambray Canada]