For obtaining this image I used a 16mm,
an fisheye objective. So you can have a global vision of the constellations
that were visible in the sky. And for making easier the identification
I've added the second image with all the names and drawings of the visible
constellations.
Technical Data
|
Optics |
Photographical objective |
Focal Lenght |
16 mm |
Focal Ratio |
f/4 |
Exposure Time |
20 min exposure |
Film |
Kodak PJ-400 |
Developement sensibility |
400 ISO |
Location |
Pian dell'Armà
(PV, on the Appennini, ITALY) at 1400m |
Date and time of exposure
start |
9 october 1999, 21.00
UT |
Mount |
Kenko |
Tracking |
ST4 |
Notes |
- |