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| Optics | Canon 50mm f/1.8 mkII |
| Focal Lenght | 50
mm |
| Focal Ratio | f/4 |
| Exposure Time | Total: 9h20m (single exp of 10 min); 10 panels of about 1 h each |
| CCD | Canon
EOS 5D with baader filter |
| Sensitivity | 400
ISO |
| Location | A:
Colle dell'Agnello (CN, Italian Alps) at 2700 m
height - Panels 1,
2, 3, 4, 5 (Scorpio to Cygnus) B: Selva (PC, Italian Appennines) at 1400 m height - Panel 6 (Cepheus) C: Passo del Tomarlo (PC, Italian Appennines) at 1400 m height - Panels 6, 7 (Cepheus and Cassiopeia) D: Monte Bisbino (CO, Italian Alps) at 1300 m height - Panels 8, 9 (Perseus and Auriga) E: Capanne di Cosola (AL, Italian Appennines) at 1500 m height - Panel 10 (Orion) |
| Date |
A: 16-17
August 2009 (two nights) B: 19 September 2009 C: 16 October 2009 D: 12 February 2010 E: 13 March 2010 |
| Mount | Kenko
NES and Gemini G-41 |
| Tracking | only motor, no corrections |
| Temperature and humidity | A:
T= +8°C, RH=60% B: T= +9°C, RH=100% C: T= +0°C, RH=80% D: T= -5°C, RH=50% E: T= -3°C, RH=50% |
| Sky brightness at zenith (with SQM-L) | A: 21.5-21.6
mag/arcsec^2 B: 21.2-21.3 mag/arcsec^2 C: 21.3-21.4 mag/arcsec^2 D: 20.4-20.6 mag/arcsec^2 (quite light polluted) E: 21.4-21.5 mag/arcsec^2 |
| Notes | A
hard project that took me a lot of nights of
imaging and really may days of processing! |
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