Speedway

File:Comet-Ikeya-Zhang.jpeg

Comet-Ikeya-Zhang.jpeg (345 × 465 pixels, file size: 71 KB, MIME type: image/jpeg)

Description

Photo of the comet Ikeya-Zhang. The photo was taken using the following equipement:

  • Camera: Pentax 6x7
  • Lens: Pentax Takumar 400mm f/4.0
  • Film: Fuji Provia 400
  • Exposure: 10min. at f/4
  • Scan: Umax Astra 1220S with transparency adaptor
  • Processing: Removing of vignetting and gradient (light pollution); the bad quality of the scanner shows up in the irregular density and color variation across the frame.
한국어: 2002년 4월 1일 촬영한 이케다-장 혜성
Date
Source

Homepage of Homepage of Philipp Salzgeber

Author Philipp Salzgeber
Permission
(Reusing this file)		 Philipp Salzgeber released the pictures under CC-BY-SA-2.0-AT, see bottom of http://salzgeber.at/astro/ (and before he also gave me the personal permission at forum.astronomie.de for GFDL-free usage)
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 2.0 Austria 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.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

Captions

Add a one-line explanation of what this file represents

Items portrayed in this file

depicts

copyright status

copyrighted

copyright license

Creative Commons Attribution-ShareAlike 2.0 Austria

inception

1 April 2002

media type

image/jpeg

checksum

77c1e0118610b43317107f5daba61c6e756b9262

determination method or standard: SHA-1

data size

72,318 byte

height

465 pixel

width

345 pixel

File history

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

Date/TimeThumbnailDimensionsUserComment
current23:46, 11 May 2005Thumbnail for version as of 23:46, 11 May 2005345 × 465 (71 KB)ArnomaneComet Ikeya Zhang, released by photographer under CC-BY-SA

The following page uses this file:

Global file usage

The following other wikis use this file:

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.

If the file has been modified from its original state, some details may not fully reflect the modified file.

Quelle: https://en.wikipedia.org/wiki/File:Comet-Ikeya-Zhang.jpeg