![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzDLMXLAoyzm9Kib_BVV23oj8jyAOf7Ko8wqHss_PENai3QNegTuhgDnZ09b7WVjDCDMZZaWN1uvgK1vED90dgXNjgP0f5KxkSW0jTywIx5OW13wetjKVKsmhyfCa5zT8alhua2-l9GRk/s400/NGC7635-20101018-SUM-DPP-H-PI-JP+copia.jpg)
domenica 24 ottobre 2010
mercoledì 13 ottobre 2010
sabato 2 ottobre 2010
NGC 7000 - Nebulosa Nord America
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjMDNlAbQ-fVK9udV5dCTsjnSxAW-T5F2cJPyHsCo8btCCqyyOdDSm5BttN6Tcc8IMMGMNaKqBgVK_AKTHgSOTzLt-WDcn1SACOBF7JkpR6oYxfgfqcUHqevrWD3A3pQnsev57qtKM8LkU/s400/ngc7000_halfa-blog.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgCgY_PgbKNuiROUyGVfsofUynb2MxjHG5K5AdSq8A6pPuy4lI0_iTNhKOiU9VLTUft_ZRnS9QPZTXSMw9tust_s7HTFuL_bDkHELLviRtK6fKyHMA89VRAAQ-PUjtxCFz0o4dmQGmyYGE/s400/NGC700_HAS2HAO3_VERT_RID80_COL_CR_pc_blog.jpg)
1) H-Alfa
2) Narrow Band - Ha.S2HaO3
Rifrattore NightTechnology ED 80/500 f/6.25
Sbig ST2000XM
Set filtri narrow Baader Planetarium
Base colore
SII (R) 4x20min. bin 2x2
Ha (G) 3x20min. bin 1x1
OIII(B) 3x20min. bin 2x2
Luminanza
Ha (L) 9x20min. bin 1x1
http://it.wikipedia.org/wiki/Nebulosa_Nord_America
2) Narrow Band - Ha.S2HaO3
Rifrattore NightTechnology ED 80/500 f/6.25
Sbig ST2000XM
Set filtri narrow Baader Planetarium
Base colore
SII (R) 4x20min. bin 2x2
Ha (G) 3x20min. bin 1x1
OIII(B) 3x20min. bin 2x2
Luminanza
Ha (L) 9x20min. bin 1x1
http://it.wikipedia.org/wiki/Nebulosa_Nord_America
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