SDSS_Mrk_421.jpg
Summary
Description SDSS Mrk 421.jpg |
English:
Sloan Digital Sky Survey image of blazar Markarian 421.
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Date | |
Source | http://skyserver.sdss.org/ |
Author | Sloan Digital Sky Survey |
SDSS Image Use Policy: https://www.sdss.org/collaboration/image-use-policy/
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