These are two of the bigger and richer
open cluster of the Milky Way, they are overlapped to the brightest parts
of our galaxy, rich in stars and dust. M7 is at left, M6 at right.
This image was obtained with these objects
very low on the horizon, a part of which is visible at left!
|
Technical Data
|
| Optics |
Photographical objective |
| Focal Lenght |
200 mm |
| Focal Ratio |
f/5,6 |
| Exposure Time |
30 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 |
23 june 2001, 23.55 UT |
| Mount |
Meade 8" |
| Tracking |
ST4 |
| Notes |
- |
