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Contains:  IC 1805
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Melotte 15 in Cassiopeia - Bicolour, 





    
        

            Steve Milne
Melotte 15 in Cassiopeia - Bicolour

Melotte 15 in Cassiopeia - Bicolour

Technical card

Resolution: 2688x3358

Dates:Nov. 17, 2018

Frames:
Astrodon Ha 3nm: 19x1200" bin 1x1
Astrodon OIII 3nm: 21x1200" bin 1x1

Integration: 13.3 hours

Avg. Moon age: 9.08 days

Avg. Moon phase: 67.65%

Astrometry.net job: 2379091

RA center: 38.470 degrees

DEC center: 61.467 degrees

Pixel scale: 0.744 arcsec/pixel

Orientation: 0.291 degrees

Field radius: 0.444 degrees

Locations: E-EyE, Fregenal de la Sierra, Extremadura, Spain

Data source: Unknown

Description

I have already posted the SHO version of this image Melotte 15 in Cassiopeia - SHO. I thought I'd try a bicolour version. I cannot decide which I prefer.

Melotte 15 lies within the heart of the Heart Nebula (IC 1805), around 7,500 light years away in the constellation of Cassiopeia.

Data for Melotte 15 were gathered between 28 October and 17 November 2018 from a remote imaging rig in Spain that is owned and operated by Barry Wilson and me.

Capture details are as follows:

Telescope: TEC 140
Camera: QSI 690
Filters: Astrodon 3nm NB
Mount: 10 Micron GM2000HPS

Ha: 19 x 1200s
OIII: 21 x 1200s

Combined as Ha OIII OIII

A total of 13 hours and 20 minutes exposure.

Data Capture: Steve Milne & Barry Wilson
Image Processing: Steve Milne

Comments

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gnomus
Steve Milne
License: None (All rights reserved)
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Melotte 15 in Cassiopeia - Bicolour, 





    
        

            Steve Milne