File:5-panel H-alpha Panorama -- Cygnus NGC7000 area (8541349810).jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file ‎(4,108 × 1,826 pixels, file size: 2.61 MB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

[edit]
Description

Subject: 5-panel H-alpha panorama at 45 degrees north -- Cygnus/NGC7000 region -- main objects are IC1318, IC5067, IC5068, IC5070, NGC7000, SH2-119, and IC5146.

Image FOV: About 30 degrees by 12 degrees Image Scale: about 28 arc-second/pixel (reduced to 33% original size)

Date: 2011/07/30 - 2011/07/31 (Processing backlog of old images)

Exposure: 6 x 10m = 60 minutes for each panel. Total exposure for 5 panels = 5 hours, ISO1600, f/2.5 subexposures) Filter: Astrodon 5nm H-alpha Camera: Hutech-modified Canon T1i/500D Lens: Nikon 105mm f/2.5 AI-S Mount: Astro-Physics AP900

Guiding: ST-402 autoguider through TV-102iis guidescope, Maxim DL autoguiding software with 6-second guide exposures


Processing: Raw conversion and calibration with ImagesPlus; Aligning and combining of each panel with Registar. 5-panel panorama created by Autopano Pro 2 (100% output size). Final processing of combined mosaic in Photoshop -- levels adjustment, resizing to 33% original size, JPEG conversion, etc.

Remarks: Temperature at start = 63F; SQM-L readings = 21.42, 21.44, 21.47, 21.43, 21.36
Date
Source 5-panel H-alpha Panorama -- Cygnus/NGC7000 area
Author s58y

Licensing

[edit]
w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 2.0 Generic license.
You are free:
  • to share – to copy, distribute and transmit the work
  • 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@N04/8541349810. 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

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current11:26, 19 December 2021Thumbnail for version as of 11:26, 19 December 20214,108 × 1,826 (2.61 MB)Siloepic (talk | contribs)Transferred from Flickr via #flickr2commons

You cannot overwrite this file.

There are no pages that use this file.

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:5-panel_H-alpha_Panorama_--_Cygnus_NGC7000_area_(8541349810).jpg&oldid=895676216"