Celestial hemisphere:  Northern  ·  Constellation: Leo (Leo)  ·  Contains:  HD98388  ·  IC 2745  ·  Leo Triplet  ·  M 65  ·  M 66  ·  NGC 3623  ·  NGC 3627  ·  NGC 3628
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Leo Triplet 3, urmymuse
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Leo Triplet 3

Getting plate-solving status, please wait...
Leo Triplet 3, urmymuse
Powered byPixInsight

Leo Triplet 3

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Description

My third go at the Leo Triplet ! Starting to get some where, but still alot to do

This is my first proper attempt at combining one years data with the next. I have used  10 hrs 20 mins from April 21 an added a further 8 hrs 38.5 mins from this April to 18hrs 58.5 mins of data 

Regstering and stacking the 2277 30 second frames took a very long time in Deep Sky Stacker !

I used  Spectrophotometric colour calibration in Pixinsight again but this doesn't seem to be the magic bullet re colour calibration I was hoping for - one things it seems to be very temperamental, often failing to find a solution and on this occassion when it did it brought everything back as blue , so not much help. I must be doing something wrong somewhere ? any thoughts appreciated 

So processing was challenging and sadly no sign yet of the "stream" comming off the hamburger galaxy - to much of a challenge in Bortle 7/8 it seems 

Also plenty of horrible star halos from the ZWO filters , I have cleaned them up as best i could 

But better than my last two attempts!

Lume 962 x 30s 
Red 298 x 30s
Green 519 x 30s 
Blue 498 x 30s 
= 18 hrs 58.5 mins

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