Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.astro.louisville.edu/shared_skies/archive/select/ic/ic348/20121109/notes.txt Дата изменения: Tue Apr 16 00:42:47 2013 Дата индексирования: Thu Feb 27 21:39:20 2014 Кодировка: Поисковые слова: universe

Request for Emily Hall

We could not get an image of the Iris Nebula, NGC 7023, this winter. However,
we do have this image of nearby IC 348, a similar nebula in Perseus.


Target: IC348

Date: 2012-11-10

Time: 5:00:20

Telescope: CDK20N

Camera: Apogee 16M

Filters: grizb

Exposure time: 100 seconds each filter

Observer: John Kielkopf

Processing: John Kielkopf

Alsvid then ds9 mapping i->R, r->G, g->B