IC 2631: A Reflection Nebula within the Chamaeleon Cloud Complicated

August 9, 2019 - Comment

Photographer Hal Heaton E mail halhjr@gmail.com Location of photograph Chilescope Date/Time of photograph Previous to moonrise on the nights of 12/31/18, 1/29/19 and a pair of/28/19 Tools An FLI Proline 16803 CCD digicam with an anti-blooming gate was used to amass unbinned Three-min exposures by means of crimson, inexperienced and blue filters on Chilescope’s zero.5-m


Photographer

Hal Heaton

E mail

halhjr@gmail.com

Location of photograph

Chilescope

Date/Time of photograph

Previous to moonrise on the nights of 12/31/18, 1/29/19 and a pair of/28/19

Tools

An FLI Proline 16803 CCD digicam with an anti-blooming gate was used to amass unbinned Three-min exposures by means of crimson, inexperienced and blue filters on Chilescope’s zero.5-m Newtonian Telescope 2 (f/Three.eight)

Description

IC 2631 is the brightest nebula within the far southern constellation of Chamaeleon. Situated about 14.9 deg under the Galactic airplane, it’s powered by the Herbig AE/BE star HD 97300, a large pre-main sequence star situated at a distance of ~630 lys (GAIA DR2). The far more distant spiral galaxy NGC 3620 (~65 Mlys) may be seen on the decrease left of this picture, which is oriented with north to the left and east down. On the star’s distance the cropped field-of-view, which spans roughly 44.7 arcmin on a aspect, corresponding to eight.5 lys. This synL-RGB picture was shaped from imply broadband pictures that had been built-in in CCDStack for 48-mins within the crimson and blue channels and 60-mins within the inexperienced. A preliminary RGB outcome was used to create an artificial luminance body, which was high-pass filtered and contrast-enhanced in Photoshop CC. After adjusting the colour in LAB-mode, noise discount was utilized and its distinction was selectively enhanced utilizing soft-light mixing of a masked model of that picture with itself

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Astronomy Photos: Sky & Telescope’s On-line Gallery, Nebula & Galaxy Photos

Hal Heaton

About Hal Heaton

Retired scientist and system efficiency analyst at Johns Hopkins APL.



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