Crescent Nebula (TheUniversist)

Celestial hemisphere: Northern · Constellation: Cygnus (Cyg) · Contains: 34 Cyg) · Crescent Nebula · IC 4996 · M 29 · NGC 6888 · NGC 6913 · Permanent nova (P Cyg · The star Revenant of the Swan

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Crescent Nebula

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Crescent Nebula

The Crescent Nebula, also known as NGC 6888, is a stunning emission nebula located in the constellation Cygnus, approximately 5,000 light-years away from Earth. This celestial marvel is formed by the intense radiation emitted by a massive Wolf-Rayet star at its center, which has shed its outer layers in a powerful stellar wind. The nebula's distinctive crescent shape is sculpted by the interaction between the star's radiation and the surrounding interstellar gas. Its vibrant hues of red and blue-green are produced by ionized hydrogen and oxygen atoms within the nebula. The Crescent Nebula stands as a testament to the dramatic processes of stellar evolution, captivating astronomers and stargazers alike with its celestial splendor and cosmic significance.

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

Distribution of astrophotographers

This table shows the number of distinct astrophotographers who have been assigned and IOTD/TP award compared to the total number of images awarded.
	Distinct awarded users	Total awarded images
Image of the day
Top picks
Top pick nominations

Distribution of subject types

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
Solar system
Extremely wide field
Star trails
Northern lights
Noctilucent clouds
Landscape

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
Traveller
Own remote observatory
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	Basic success
Started	...
Astrometry.net job	9070759
PixInsight job	n/a
PixInsight queue size	n/a
PixInsight stage	n/a

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Crescent Nebula

Crescent Nebula

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Image Index:

Contribution Index (beta):

Crescent Nebula

Crescent Nebula

Equipment

Acquisition details

Description

Comments

Sky plot

Histogram

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