27/06/2010 (09:37) by Petri Kehusmaa
Latest image from Australia is M17 alias Swan Nebula. This is a narrowband image taken with Ha, OIII and SII filters. Exopsures are Ha:OIII:SII=120:20:40. Ha was also used as luminance layer in Photoshop.
16/06/2010 (15:35) by Petri Kehusmaa
RGB image of this great looking nebula. Exposures RGB=25:15:20 minutes only!
15/06/2010 (16:07) by Petri Kehusmaa
Me and J-P Metsävainio were able to get some more images for this nebula. Here is updated version with new data added.