Celestial hemisphere:  Northern  ·  Constellation: Auriga (Aur)  ·  Contains:  11 Aur)  ·  11 mu. Aur  ·  112 Tau)  ·  112 bet Tau  ·  125 Tau  ·  13.42  ·  14 Aur  ·  14.84  ·  16 Aur  ·  17 AR Aur  ·  18 Aur  ·  19 Aur  ·  21 Aur)  ·  21 sig Aur  ·  22 Aur  ·  24 phi Aur  ·  25 Aur  ·  25 chi Aur  ·  26 Aur  ·  29 Aur  ·  29 tau Aur  ·  31 Aur  ·  31 ups Aur  ·  32 Aur  ·  32 nu. Aur  ·  344 Desiderata  ·  769 Tatjana  ·  AE Aur  ·  Alnath  ·  Auriga  ·  And 59 more.
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A slice of Auriga - 6 pane mosaic, Lee
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A slice of Auriga - 6 pane mosaic

Getting plate-solving status, please wait...
A slice of Auriga - 6 pane mosaic, Lee
Powered byPixInsight

A slice of Auriga - 6 pane mosaic

Equipment

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Description

I think most people have imaged small or large sections of this area of sky - including myself.  I wanted to create a slightly larger FOV using the Samyang 135 lens - this needed six panes with the small ASI533 sensor - just about fitting what I wanted.  The Samyang was stopped down to a pedestrian ~F2.6.

It's fantastic to see so much of this area together to appreciate the scale of some objects and also their proximity to each other.  The huge Spaghetti nebula (Sh2-240) looming in the lower left and the scale of the vast Ha near the Flaming Star and tadpoles.  Then those very faint Ha objects that have come through well here.

It feels like (much) longer, but I've been shooting this for just a couple of months.  I wanted to draw a line under this data set - perhaps returning later in the year for more OIII and perhaps SII (and Ha! ).  I left plenty of subs on the cutting room floor but also had to let through some I'd have preferred not too.  There is fairly even coverage across each pane in Ha and OIII though - with Ha typically taking a 2:1 ratio.

The version here is 33% of the original which gave me more room to bring out the fainter objects while - hopefully - retaining some good detail.

Captured with the ASIAIR Pro, pre-processed in APP and processed in PixInsight.

Thanks for looking.

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A slice of Auriga - 6 pane mosaic, Lee

In these public groups

UK Astro-Imaging
Samyang 135 f/2