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First light Rosette and Bubble Nebulas.


Taman

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The first test run of my new wide field refractor and mono camera during the full Moon. Also my first attempt at narrowband!

Apart from rough stretching, the images are not fully processed. I hope to add some Oiii to create bi-colour images.

Not sure about the optimal exposure time yet and if the Oiii (when I take it), should be the same time as the H-Alpha? 

Each image 30 x 360s H-Alpha, with darks, flats and dark flats. Total exposure time 3 hours.

William Optics Zenithstar 73 at f5.9. ZWO ASI294MM Pro (gain 126, temp -12C).

Thanks for looking!

rosette.jpg

bubble.jpg

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Well you must be pleased with those, you're picking up a shed load of faint background nebulosity on that Bubble image.  I've also got a new 294 mono which has just done it's first imaging run.  I'm guessing you are pleased!

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9 hours ago, MartinB said:

Well you must be pleased with those, you're picking up a shed load of faint background nebulosity on that Bubble image.  I've also got a new 294 mono which has just done it's first imaging run.  I'm guessing you are pleased!

Thanks Martin, yes I'm very pleased! Should compliment the colour version of the camera perfectly.  Looking forward to some completed images.

As mentioned by others, the H-Alpha flats were interesting! 

Tony.

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