vdB 101 + 102 + 103

Posted by dcrowson
on Tuesday, April 24, 2018

van den Bergh 102 consists of the two stars (HD 147009 and 147010) and the nebulosity (also known as DG 134) around them at the center of the image.

van den Bergh 101 consists of HD 147104 and the nebulosity (DG 135) around it. This is the area just to the left (east) and south of center.

van den Bergh 103 consists of HD 146834 and the nebulosity (also known as DG 133) around it. This is the golden nebula area to the right (west) of center.

vdB 101, 102 and 103 are all collectively designated as IC 4601 and Ced 129.

Most of the dark nebulae is cataloged as LDN 1719 but there are various other ones that can be found in other catalogs (DOBASHI, Dutra+Bica and others).

Luminance – 12x600s – 120 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2

240 minutes total exposure – 4 hours

Imaged April 11th and 13th, 2018 from Dark Sky New Mexico at Rancho Hidalgo (Animas, New Mexico) with a SBIG ST-8300M on an Astro-Tech AT90DT at f/6.7 603mm.

LRGB - https://www.flickr.com/photos/dcrowson/40968096974/sizes/l

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