NGC 1581 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 1581" in Polish language version.

refsWebsite

Global rank Polish rank

887^th place

766^th place

1,342^nd place

566^th place

low place

2,148^th place

caltech.edu (Global: 887^th place; Polish: 766^th place)

ned.ipac.caltech.edu

NGC 1581 w NASA/IPAC Extragalactic Database (ang.)

cseligman.com (Global: low place; Polish: 2,148^th place)

Courtney Seligman: NGC 1581. Celestial Atlas. [dostęp 2014-09-19]. (ang.).

u-strasbg.fr (Global: 1,342^nd place; Polish: 566^th place)

simbad.u-strasbg.fr

NGC 1581 w bazie SIMBAD (ang.)