COCOON NEBULA - IC5146 (Lorusso Dario Giulio)

Celestial hemisphere: Northern · Constellation: Cygnus (Cyg) · Contains: Cocoon Nebula · IC 5146

COCOON NEBULA - IC5146, Lorusso Dario Giulio

Powered byPixInsight

COCOON NEBULA - IC5146

Powered byPixInsight

COCOON NEBULA - IC5146

IC 5146 (nota anche come Nebulosa Bozzolo o C 19) è una nebulosa a emissione e riflessione visibile nella costellazione del Cigno. È formata da un ammasso aperto di stelle giovani circondato da una nube di gas e polveri. La nebulosa è illuminata e ionizzata dalle stelle più calde e massicce dell'ammasso, che hanno una massa di circa 15 volte quella del Sole. La nebulosa fa parte di un complesso nebuloso più esteso, chiamato B 168, che appare come una fascia oscura che avvolge l'ammasso e si estende verso ovest. La distanza di IC 5146 dalla Terra è stimata sui 3.300 anni luce ( circa 1.012 parsec ).

IC 5146 (also known as Cocoon Nebula or C 19) is an emission and reflection nebula visible in the constellation of Cygnus. It is composed of an open cluster of young stars surrounded by a cloud of gas and dust. The nebula is lit and ionized by the hottest and most massive stars of the cluster, which have a mass of about 15 times that of the Sun. The nebula is part of a larger nebula complex, called B 168, which appears as a dark band that wraps around the cluster and extends westward. The distance of IC 5146 from Earth is estimated at 3300 light years ( abuot 1.012 parsec ).

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	9239260
PixInsight job	n/a
PixInsight queue size	n/a
PixInsight stage	n/a

Image Index:

Contribution Index (beta):

COCOON NEBULA - IC5146

COCOON NEBULA - IC5146

Equipment

Acquisition details

Description

Comments

Sky plot

Histogram

		...
You have no new notifications.

Image Index:

Contribution Index (beta):

COCOON NEBULA - IC5146

COCOON NEBULA - IC5146

Equipment

Acquisition details

Description

Comments

Sky plot

Histogram

Notifications

AstroBin is in READ ONLY mode

Sorry :-(

Sorry :-(

Sorry :-(

Are you really sure?

Warning!

Warning!

Are you sure?

Report abuse

Slideshow settings

IOTD/TP stats (last [x] days)

Distribution of astrophotographers

Distribution of subject types

Distribution of data sources

Sorry

Sorry

Share

Upload new revision

Upload uncompressed source (XISF/FITS/PSD/TIFF)

Delete image and all its revisions?

Delete original image?

Delete all other versions?

Delete all revisions?

IOTD/TP stats

The following people like this image

The following people bookmarked this image

Warning

Flag malfunctioning thumbnails

Contains

Remove yourself as a collaborator

Plate-solving information