File:SH2-132 -- RGB (4539116773).jpg

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Description

Subject: SH2-132, SH2-134 part, SH2-135, etc..

Image FOV: 7 degrees by 4.666 degrees (420 minutes by 280 minutes)

Image Scale: 18 arc-second/pixel

Date: 2009/09/19

Exposure: 6 x 10 minutes = 1h total exposure, ISO800, f/3.4

Filter: IDAS LP supression

Camera: Hutech-modified Canon 30D

Lens: Leica APO Telyt-R 180mm f/3.4 at f/3.4

Mount: Astro-Physics AP900

Guiding: ST-402 autoguider and TV102iis guidescope. MaximDL autoguiding software using 5-second guide exposures


Processing: Raw conversion and calibration with ImagesPlus (dark frames, bias frames, and flat frames); Aligning and combing with Registar; Levels adjustment, cropping/resizing, JPEG conversion with Photoshop CS. No sharpening or noise reduction.

Remarks: Temperature at end 35, SQM-L reading at end 21.43
Date
Source SH2-132 -- RGB
Author s58y

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w:en:Creative Commons
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This file is licensed under the Creative Commons Attribution 2.0 Generic license.
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  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
This image was originally posted to Flickr by s58y at https://flickr.com/photos/45032885@N04/4539116773. It was reviewed on 19 December 2021 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0.

19 December 2021

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Date/TimeThumbnailDimensionsUserComment
current11:27, 19 December 2021Thumbnail for version as of 11:27, 19 December 20211,400 × 933 (921 KB)Siloepic (talk | contribs)Transferred from Flickr via #flickr2commons

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