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Author: John Mart

Categories: Imaging sessions Posted on January 12, 2021January 12, 2021

ngc 2244 rosette nebula in SHO

it’s time to update my version of the rosette nebula for 2021. this was one of the first targets I captured after astromodifying my DLSR last year. I had a series of before and after and it was obvious the astro-mod was worthwhile. However, I’ve … continue readingngc 2244 rosette nebula in SHO

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Categories: Imaging sessions Posted on January 1, 2021January 1, 2021

m33 – triangulum galaxy

This is another one I captured back in November, but am just now getting to process. I like shooting this galaxy as it is quite bright and fits in my current field of view pretty well. It is 2.7 million light years from earth and … continue readingm33 – triangulum galaxy

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Categories: Imaging sessions Posted on December 31, 2020January 1, 2021

ngc 7822 – nebula in cepheus

I’m finally getting to process some data I captured back in August. At the time, I wasn’t sure I had enough to work with, but decided to give it a shot over the Christmas holiday. More data is always better, and that applies here, but … continue readingngc 7822 – nebula in cepheus

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Categories: Imaging sessions Posted on November 22, 2020November 25, 2020

m31 – andromeda galaxy 2020 update

I am finally getting to processing some data I captured on andromeda back in september and october. I captured this target with DSLR previously, and now I’m using the ZWO ASI1600MM Pro mono camera cooled to -20c together with HaRGB filters. here are the imaging … continue readingm31 – andromeda galaxy 2020 update

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Categories: Imaging sessions Posted on September 27, 2020September 27, 2020

ngc 7635 – bubble nebula

I captured 15 hours of data on the bubble nebula between Sept 5-6th, 2020. the target is small in the field of view with my telescope focal length and imaging chip combination, but thought it might be interesting because of the unique structure of the … continue readingngc 7635 – bubble nebula

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Categories: Imaging sessions Posted on September 27, 2020

ngc 281 pacman nebula

I acquired this data last month between August 12th – Aug 16th. I captured 30 more 180s exposures in each channel Aug 29-30th, but have not combined that into this image yet. the imaging session details are below: imaging camera ZWO ASI 1600MM Pro guide … continue readingngc 281 pacman nebula

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Categories: Imaging sessions Posted on August 10, 2020August 10, 2020

ngc 7000 north america nebula

I decided to go after the north america nebula in cygnus last weekend. we had a single clear night, and I was able to pull in about 6 hours of data across Ha, Sii, and Oiii using the Explore Scientific ED102 APO and my ZWO … continue readingngc 7000 north america nebula

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Categories: Imaging sessions Posted on August 2, 2020August 2, 2020

update – ngc 7380 wizard Nebula

Previously, I captured 5hrs of Ha, SII, OIII data on the wizard nebula. I had an autoguiding error in the middle of the night and did not capture the planned Oiii data. We had a clear evening to capture more data. Rather than simply finish … continue readingupdate – ngc 7380 wizard Nebula

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Categories: Imaging sessions Posted on July 31, 2020July 31, 2020

ngc 7380 – wizard Nebula

We’ve had pretty consistent cloudy weather for a while now, but had an opening last night to get the telescope back out. I captured 5hrs of Ha, SII, OIII data on the wizard nebula. After processing the data a bit, its obvious more SII and … continue readingngc 7380 – wizard Nebula

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Categories: Imaging sessions Posted on July 19, 2020July 19, 2020

ngc6992 eastern veil nebula

I captured 50 – 5 minute subframes of each Ha and Oiii. I also captured some Sii data, but ran into cloudy weather and decided to come back to a SHO version later. I wanted to try the red and blue version I have seen … continue readingngc6992 eastern veil nebula

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