File:SDSS Mrk 421.jpg

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Summary

Description
English: Sloan Digital Sky Survey image of blazar Markarian 421.
Date
Source http://skyserver.sdss.org/
Author Sloan Digital Sky Survey

SDSS Image Use Policy: https://www.sdss.org/collaboration/image-use-policy/

Licensing

w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 4.0 International license.
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Captions

SDSS image of Markarian 421

Items portrayed in this file

depicts

21 April 2019

File history

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Date/TimeDimensionsUserComment
current16:08, 21 April 2019512 × 512 (18 KB)AldebariumUser created page with UploadWizard

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