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  #1  
Old 11-04-2021, 12:49 PM
Startrek (Martin)
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First image out of NexDome M83 Southern Pinwheel

Captured M83 Southern Pinwheel Galaxy from my new NexDome Obs last night ( first image out of the Dome)
Clear night but seeing wasn’t great on the South Coast NSW , stars scintillating like crazy
Captured between 9.00pm and 12.30am

Scope: 8” f5 Bintel GSO newt
Mount : EQ6-R pro
Imaging Camera : ZWOASI2600MC set in Ascom to Highest Dynamic Range ( Gain 0 ) cooled to -12C
42 x 3 minute dithered guided subs
Goto and Nav : EQMOD and Ascom Stellarium
Framing, focus and Capture APT
Guiding: PHD2 Multistar 0.70 arc sec total error
Stacked in DSS
Processed in Startools V1.7 OSC Linear data set

Note quite a few tiny faint fuzzies scattered around the Star field

Comments welcome

Thanks
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  #2  
Old 11-04-2021, 12:51 PM
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Robert_T
aiming for 2nd Halley's

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that is spectacular Martin. Did you use any filter as all here on the ASI2600? great colour and detail in this Galaxy showing.
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Old 11-04-2021, 04:53 PM
Startrek (Martin)
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Quote:
Originally Posted by Robert_T View Post
that is spectacular Martin. Did you use any filter as all here on the ASI2600? great colour and detail in this Galaxy showing.
Robert
Thanks for your kind comment
Definitely no filters for imaging galaxies with a OSC camera or DSLR
It plays havoc with processing your colour
I tried imaging NGC 253 last year in Sydney (Bortle 8 ) with the 2600MC using a Duoband filter and ended up with a heavy green bias colour cast which could not be balanced out with red or blue. For Nebula these multiband filters are fantastic but galaxies a different story (for me at least )
Martin
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Old 11-04-2021, 07:17 PM
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strongmanmike (Michael)
Highest Observatory in Oz

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That's a good dome christener Martin, congratulations, a pretty good M83, nice work....have a brew

Mike
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Old 11-04-2021, 09:20 PM
Startrek (Martin)
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Mike,
Thanks for your comments
Appreciate it
The nights are clear at the moment so the Dome is getting a work out
Ticking off all the regular galaxies at the moment
Martin
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Old 12-04-2021, 06:06 AM
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gregbradley
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That turned out very nicely. Quite sharp and detailed really. The guiding must have done a good job at nullifying the poor seeing.

Greg.
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Old 12-04-2021, 09:32 AM
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Andy01 (Andy)
My God it's full of stars

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Nice work Martin, and congrats on the new dome
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Old 12-04-2021, 09:49 AM
Startrek (Martin)
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Quote:
Originally Posted by gregbradley View Post
That turned out very nicely. Quite sharp and detailed really. The guiding must have done a good job at nullifying the poor seeing.

Greg.
Greg,
Thanks
Guiding was good but I did discard a few subs , starlink satellite, brushed the camera cable with my elbow , a couple of small spikes in Ra
Very happy with the set up
Martin
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Old 12-04-2021, 09:51 AM
Startrek (Martin)
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Nice work Martin, and congrats on the new dome
Andy,
Thanks
Appreciate it
It’s nice just to close the door for the night instead of tarps , bungee straps , removing cameras , unplugging power and the list goes on .....
cheers
Martin
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  #10  
Old 12-04-2021, 10:17 AM
AUST2000 (Andrew)
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Well done, looks good.
I can imagine how convenient the dome will be, especially when the cooler weather arrives.


Andrew
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  #11  
Old 12-04-2021, 12:16 PM
AdamJL
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Now that is stunning! One of your best, Martin

So pleased the observatory is already paying dividends for you.
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  #12  
Old 12-04-2021, 01:12 PM
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multiweb (Marc)
ze frogginator

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Very nice details.
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