NGC 3209 (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "NGC 3209" in Italian language version.

Last modified: 19:53:33, 3 February 2026 (UTC)

Ref.Un. Ref.Website

Global rank Italian rank

92caltech.edu

240^th place

249^th place

71cseligman.com

1,720^th place

500^th place

71astrovalleyfield.com

3,295^th place

802^nd place

22adsabs.harvard.edu

14^th place

63^rd place

11doi.org

2^nd place

3^rd place

adsabs.harvard.edu (Global: 14^th place; Italian: 63^rd place)

articles.adsabs.harvard.edu

Steven D. Peterson, DOUBLE GALAXIES. I. OBSERVATIONAL DATA ON A WELL-DEFINED SAMPLE (PDF), in The Astrophysical Journal Supplement Series, vol. 40, luglio 1979, pp. 527-575, 550, Bibcode:1979ApJS..40.527P, DOI:10.1086/190597.

adsabs.harvard.edu

Steven D. Peterson, DOUBLE GALAXIES. I. OBSERVATIONAL DATA ON A WELL-DEFINED SAMPLE (PDF), in The Astrophysical Journal Supplement Series, vol. 40, luglio 1979, pp. 527-575, 550, Bibcode:1979ApJS..40.527P, DOI:10.1086/190597.

astrovalleyfield.com (Global: 3,295^th place; Italian: 802^nd place)

(FR) Les données de «Revised NGC and IC Catalog by Wolfgang Steinicke», NGC 3200 à 3299, su astrovalleyfield.com. URL consultato il 3 febbraio 2026.

caltech.edu (Global: 240^th place; Italian: 249^th place)

ned.ipac.caltech.edu

(EN) Results for object NGC 3209, su ned.ipac.caltech.edu, National Aeronautics and Space Administration / Infrared Processing and Analysis Center. URL consultato il 3 febbraio 2026.
(EN) Results for object ARK 239 (MCG 4-25-4), su ned.ipac.caltech.edu, NASA/IPAC Extragalactic Database. URL consultato il 3 febbraio 2026.

cseligman.com (Global: 1,720^th place; Italian: 500^th place)

(EN) Courtney Seligman, Celestial Atlas Table of Contents, NGC 3209, su cseligman.com. URL consultato il 3 febbraio 2026.

doi.org (Global: 2^nd place; Italian: 3^rd place)

dx.doi.org

Steven D. Peterson, DOUBLE GALAXIES. I. OBSERVATIONAL DATA ON A WELL-DEFINED SAMPLE (PDF), in The Astrophysical Journal Supplement Series, vol. 40, luglio 1979, pp. 527-575, 550, Bibcode:1979ApJS..40.527P, DOI:10.1086/190597.

NGC 3209 (Italian Wikipedia)

adsabs.harvard.edu (Global: 14th place; Italian: 63rd place)

articles.adsabs.harvard.edu

adsabs.harvard.edu

astrovalleyfield.com (Global: 3,295th place; Italian: 802nd place)

caltech.edu (Global: 240th place; Italian: 249th place)