Technical Data
|
Optics |
Newton 200 mm
(homemade by L. Comolli, F. Riccio e P. Battaglia)
|
Focal Lenght |
1260 mm
|
Focal Ratio |
f/6
|
Corrector |
Baader MPCC
|
Exposure Time |
3h (single
exp of 10 min)
|
CCD |
Canon EOS 5D
with baader filter
|
Location |
Capanne di
Cosola (PC,
Italian Appennines) at 1500 m height
|
Date
|
13-14 Mar 2010
|
Mount |
Gemini G-41
|
Tracking |
ST4 on a 80mm
f/5 refractor with barlow 2x
|
Temperature
and humidity |
T= - 3°C,
RH=60%
|
Sky brightness at zenith (with SQM-L) |
21.5 mag/arcsec^2 |
Notes |
Very good
seeing and small stars.
|