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PHOTOGRAPHY BY
Margaret Watson LRPS AFIAP

QDigital Imagaing, photograpy by Margaret Watson

Royal Photographic Society

Pixinsight

Takahashi Telescopes

Atik Cameras

Astro Gallery, Nebulae, Sh2-157 Claw and NGC7635 Bubble Nebulae in HST

Sh2-157 Claw and NGC7635 Bubble Nebulae in HST

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Sh2-157 Claw and NGC7635 Bubble Nebulae in HST

Image contains Image contains NGC7538, M52

Reference:	1026	Date taken:	October 2014
Location:	Galera, Andalucia, Spain	Imaging telescope:	Takahashi FSQ85EDX @ 328mm
Imaging camera:	Atik 383L+	Camera setpoint:	-10C
Mount:	Takahashi EM200 Temma 2M	Guiding telescope:	ST-80
Guiding camera:	Loadstar x2	Filters:	Baader Ha, OIII, SII
Light frames:	Ha=37x600s, OIII=36 x 600s, SII=36 x 600s	Integration:	18 hours
Dark frames:	35	Flat frames:	20 per channel
Bias frames:	35	Capture software:	Maxim DL
Guiding software:	Maxim DL	Processing software:	Pixinsight, Photoshop Cc2014 with Noel Carboni's Actions, Nik Tools
Accessories:	Lakeside Focusser

Processing notes:	Pixinsight, Photoshop Cc2014 with Noel Carboni's Actions, Nik Tools

Center (RA, Dec): (349.549, 61.025) Center (RA, hms): 23h 18m 11.673s Center (Dec, dms): +61 01' 31.548" Size: 3.1 x 2.19 deg Radius: 1.895 deg Orientation: Up is -90.1 degrees E of N
Online plate solving courtesy of astrometry.net