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NGC 20 (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 20" in German language version.

Last modified:

Ref.Un. Ref.Website
Global rank German rank
71caltech.edu
240th place
86th place
51seds.org
942nd place
153rd place
11cfa.harvard.edu
2,284th place
5,122nd place
11cseligman.com
1,720th place
608th place

caltech.edu (Global: 240th place; German: 86th place)

ned.ipac.caltech.edu

cfa.harvard.edu (Global: 2,284th place; German: 5,122nd place)

vizier.cfa.harvard.edu

cseligman.com (Global: 1,720th place; German: 608th place)

seds.org (Global: 942nd place; German: 153rd place)

spider.seds.org