Year 2011 images

Wide field Bubble Nebula
Bubble Nebula

Wide field Bubble Nebula shot to put in too, this one was taken on Sept 11th.

10 x 180 sec Luminance exposures binned 1x1, R+G+B exposures were 10 x 90 sec binned 2x2 each. Calibrated (darks and flats) combined in Maxim DL 5, saved as a 16 bit tiff and then processed in Photoshop CS3.

Telescope - WO Megrez 80II FD
Camera - Atik383L+, cooled to -15 deg C
Filter Wheel, SX UFW-2S
Filters - Baader 2" LRGB

Photographer: Chris Longthorn
M42 Orion Nebula
M42, The Orion Nebula

Telescope – William Optics Megrez 80II FD
Camera – Atik383L+ mono CCD, with SX Filter Wheel and Baader LRGB filters.
Guiding – guided using my finderscope with a QHY5 camera and PHD Guiding
Exposure – 40 minutes (10 x 4 minute subs) in each channel (LRGB).
Stacking – Maxim DL5
Processing – Photoshop CS3, plus Noels Actions and Peters Actions and Noise Ninja.

Photographer: Chris Longthorn
NGC2264, The Cone Nebula
NGC2264, The Cone Nebula

Telescope – William Optics Megrez 80II FD
Camera – Atik383L+ mono CCD, with SX Filter Wheel and Baader LRGB filters.
Guiding – guided using my finderscope with a QHY5 camera and PHD Guiding
Exposure – 30 minutes (3 x 10 minute subs) in each channel (LRGB).
Stacking – Maxim DL5
Processing – Photoshop CS3, plus Noels Actions and Peters Actions and Noise Ninja. Then also made a mono image from the colour one.

Photographer: Chris Longthorn
NGC2264 The Cone Nebula - monochrome
NGC2264 The Cone Nebula

Same details as the Cone Neblua above but now made the mono image.

Photographer: Chris Longthorn
M35
M35

First light of a new 100 mm F6 APO.
First light image just to try things out. Stack of 5 x 30 second exposures in LRGB filters (so only 150 sec in each colour).
Taken 6th March, 2011

Photographer: Chris Longthorn

IC410, The Tadpoles
IC410, commonly known as The Tadpoles

Taken 7th December which was a quite horrible night, bright moon, quite hazy, but those NB filters really cut through it all.
Atik383L+ camera and SXUFW-2S filter wheel through my Avian Starseeker 100mm ED APO piggyback on 12" LX200 classic, guided with PHD, QHY5 and 50mm finder.
8 exposures of 360 seconds each in Ha, OIII, SII, calibrated with flats, flat darks and darks. Stacked in Maxim DL 5 and post processed in Photoshop.
Hubble palette courtesy of Bob Franke's technique.

Photographer: Chris Longthorn
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