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LBN 360 – A Premiere on AstroBin?

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astrodan avatar

Yes and no.

Given the bright and colorful competition in the constellation Cygnus, the light of LBN 360 usually hits the sensor only by accident, unnoticed, or as mere "bycatch". On AstroBin, you will mostly find widefield images where this HII emission nebula remains obscured. Only a handful of imager have captured LBN 360 with a tighter framing – and even then, mostly as a sidekick to the main character, the "Dragon Nebula" (Sh2-114). With very rare exceptions (such as the work of David Zimak & Jan Eliasek), its dens dark dust lanes have never been targeted directly. Even across the rest of the web, reference images are incredibly hard to find.

📷 LBN 360 - A Rarity in 90 HoursLBN 360 - A Rarity in 90 Hourshttps://app.astrobin.com/i/xlcft2/

Therefore, I am thrilled to present the very first dedicated close-up of LBN 360 on AstroBin!

My focus was not only on the beautifully twisted HII emission nebula itself, but especially on the faint, surrounding dark dust clouds. The final image is an Ha-LRGB composition with a total of 90 hours of exposure time, captured from the outskirts of Vienna under challenging Bortle 7 skies.

In post-processing, it was a challenge to separate the heavy light pollution gradients from the incredibly faint signal of the dark nebulae. I managed to gather enough data over multiple nights throughout the summer. Achieving this depth was only possible by utilizing my beloved triple imaging setup: three Skywatcher 150 Quattro telescopes running simultaneously with three ASI 2600MM Pro cameras.

With this introduction, I truly hope to inspire more fellow astrophotographers to dedicate some imaging time to this beautiful, overlooked gem!

CS, Daniel

📷 Triple SetupTriple Setuphttps://app.astrobin.com/i/jkb7h2/

Well written Respectful Engaging
Interactive Sky avatar

Wow, this image is stunning!

Clear Skies!

astrodan avatar

Thank you so much! I'm really glad you like it.

​Clear skies!

Well written Respectful Supportive
Habib Sekha avatar

Hi Daniel,

It is a nice image! Another one which is very striking when magnified at 1.00 zoom is this one from 3 years ago:

https://app.astrobin.com/i/ijnszg

Respectful Supportive
astrodan avatar

Hi Habib!

Thanks so much! I appreciate you sharing that example. Looking at it at full resolution zoom really brings out the finer details and structure. Incredible work from 3 years ago!

CS, Daniel

Well written Respectful Supportive
Habib Sekha avatar

Hi Daniel,

Might be a difference in seeing and light pollution. I wonder how your image would look like if you would just use and process the Ha data and use only some of the RGB for the stars. Perhaps you might be able to get out more details in that way.

Regardless, your image is nice and I love your enthusiasm.

CS!

Habib

Helpful Respectful Concise Engaging Supportive
astrodan avatar

Thanks for your kind words, Habib!

I still have a bit of enthusiasm left this week ;) so I quickly threw this HaRGB together for you on the fly - no reprocessing done. I definitely could have put more effort into sharpening the H-alpha. Maybe I'll tackle that point again later.

CS, Daniel

PS: Note Rev B at the link below for the starless H-alpha.

📷 LBN 360 - HaRGBLBN 360 - HaRGBhttps://app.astrobin.com/i/1dt051/

Well written Respectful Engaging Supportive
Habib Sekha avatar

The mono Ha (rev. B) is showing a lot of nice details and contrasts!

Well written Respectful
wsg avatar

?

Gamaholjad avatar

Crackin image ,I have exactly the same image as Habib Sekhadid