National Observatory

National Observatory

The National Observatory is an institution localized in Rio de Janeiro, Brazil. Founded by Pedro I on October 15, 1827, it is one of the oldest scientific institutions in the country. Its initial purpose was to guide the geographic studies of Brazil and teaching navigation. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for National Observatory, Brazil, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

79%


Total
Publications

3.2K


Total Open
Publications

2.6K


Total
Citations

114K


Open Access
Percentage

79%


Total
Publications

3.2K


Total Open
Publications

2.6K


Total
Citations

114K

Wikipedia

Website

download

Breakdown

22% 46% 11% 21%

Publisher Open

22%

Both

46%

Other Platform Open

11%

Closed

21%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

020406080100120140160180200220Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

60%OA Journal

OA Journal 60%

1.3K

Hybrid 10%

214

No Guarantees 30%

636

Other Platform Open

Preprint 76%

1.4K

Institution 52%

959

Other Internet 7%

132

Domain 2%

35

Public 1%

11

Other Platform Locations

Name

Platform Type

Publications

Office of Scientific and Technical Information
Institution
1.7K
arXiv
Preprint
1.5K
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
495
aecid.es OAI-PMH Repository
Institution
157
DOI
Other Internet
117
Consejo Superior de Investigaciones Científicas
Institution
115
University of Oslo
Institution
105
University of Trieste
Institution
100
Universidad Autónoma de Madrid
Institution
94
Universidade Estadual Paulista (Unesp)
Institution
82
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Data updated 18 August 2025

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