π-Scorpii - A Secret Beneath The Scorpion's Claw (Ali Alobaidly)

Celestial hemisphere: Southern · Constellation: Scorpius (Sco) · Contains: 1 Sco · 1 b Sco · 2 A Sco · 3 Sco · 4 Sco · 6 Sco) · 6 pi. Sco · HD141405 · HD141442 · HD141495 · HD141618 · HD141636 · HD141738 · HD141777 · HD141855 · HD141883 · HD141884 · HD141938 · HD141975 · HD142027 · HD142076 · HD142165 · HD142184 · HD142185 · HD142288 · HD142382 · HD142404 · HD142405 · HD142425 · HD142482 · And 44 more.

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π-Scorpii - A Secret Beneath The Scorpion's Claw

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π-Scorpii - A Secret Beneath The Scorpion's Claw

You may be mesmerized by Scorpio's claws, reflecting the light of multiple stars and painting them yellow and blue, furiously beautiful. But have you ever looked underneath? Antares demands most of the attention, and rightfully so. Scorpio's tail pierces the heart of the Milky Way, and many famous nebulae are scattered in its wake—the Prawn, the Cat's Paw, and other Sharpless objects in between. Yet, it is still baffling that this triplet star system, π-Scorpii, and the surrounding gas and dust are overlooked by many.

This image, captured in the deserts of Kuwait, is a reminder that beauty exists everywhere, in all things, and it is we who sometimes lack the capacity to behold it. It took a total of 8 hours of integration time to reveal the clouds of dust you see in this image. The bright red emissions of Hydrogen Alpha took a further 5 hours of narrowband imaging to reveal. π-Scorpii peaks at 34° in Kuwait, so a constant battle with the horizon is expected. Fighting the gradient of light this low altitude introduces was challenging, though with modern methods, a clean image is possible. The Hydrogen-Alpha signal was extracted, subtracted with methods of continuum subtraction, and added to the main image.

It is worth remembering, that the universe holds endless marvels, waiting to be discovered by those who seek them. Clear Skies!

Please note: The following tables are updated every 24 hours.

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	Distinct awarded users	Total awarded images
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This table shows the distribution of awards per subject type, compared to the popularity of images of that subject type.
	Image of the day	Top pick	Top pick nominations	Total submitted
Deep sky
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Extremely wide field
Star trails
Northern lights
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Distribution of data sources

This table shows the distribution of awards per data source, compared to the popularity of images acquired from that data source.
	Image of the day	Top pick	Top pick nominations	Total submitted
Backyard
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Amateur hosting facility
Public amaeteur data
Professional, scientific grade data
Mix of multiple sources
Other
Unknown

The “AstroBin Image of the Day and Top Picks”, or IOTD/TP, is a long-running system to promote beautiful, interesting, peculiar, or otherwise amazing astrophotographs, with a focus on technical excellence. Learn more.

Submitted The date and time when you submitted this image for IOTD/TP consideration.	...
Views by Submitters (available since September 19th, 2023) Every image is assigned to 50% of available Submitters. In the event that at least 80% of them don't view the image before its time in the IOTD/TP process expires, it's assigned to the other 50% of Submitters and the process begins anew.
Promotions by Submitters When 3 distinct Submitters promote the image, it moves on to the next stage of the process: evaluation for Top Pick status. This requirement, in addition to anonymization of images and distribution to only a subset of them, prevents biases and ensures that the best images are selected.
Promotions by Reviewers When 3 distinct Reviewers promote the image, it moves on to the next stage of the process: evaluation for IOTD status.
Early dismissal Staff members have a lot of images to inspect on a daily basis, and they can dismiss images if they believe they don't meet the requirements for IOTD/TP selection. If an image is dismissed 5 times, it's removed from the process. This streamlines the process and ensures that any bias present in promotions could be overruled by other staff members.

Status	Advanced success
Started	...
PixInsight job	4TCJN2C85ZFK4QORHHOIISTXVT4QAXEO
PixInsight queue size	n/a
PixInsight stage	TASK_LOG

RA (center)	15h57m12s.67
RA (top/left)	15h48m54s.19
RA (top/right)	16h00m54s.98
RA (bottom/right)	16h05m30s.53
RA (bottom/left)	15h53m36s.67

Dec (center)	-25°35′35″.10
Dec (top/left)	-25°43′04″.5
Dec (top/right)	-27°16′42″.2
Dec (bottom/right)	-25°26′24″.6
Dec (bottom/left)	-23°54′08″.9

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π-Scorpii - A Secret Beneath The Scorpion's Claw

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