Valongo Observatory

The Valongo Observatory is the astronomical observatory of the UFRJ. It is located on the top of the Conceição Hill, an old settlement in the downtown of Rio de Janeiro dating from the first centuries of the colonization of the city. Derived from Wikipedia licensed CC-BY-SA.

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

Open Access Percentage

85%

Total
Publications

2.5K

Total Open
Publications

2.1K

Total
Citations

105K

Open Access
Percentage

85%

Total
Publications

2.5K

Total Open
Publications

2.1K

Total
Citations

105K

Wikipedia

Website

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Breakdown

Publisher Open

17%

Both

61%

Other Platform Open

Closed

15%

Percentage of Open Access over time

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

Open

Closed

Publisher Open

OA Journal 63%

1.2K

Hybrid 8%

155

No Guarantees 29%

567

Other Platform Open

Preprint 81%

1.4K

Institution 60%

Other Internet 11%

188

Public 1%

Domain 0%

Other Platform Locations

Name	Platform Type	Publications
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI	Institution	1.7K
arXiv	Preprint	1.5K
Le Centre pour la Communication Scientifique Directe - HAL - Diderot	Institution	411
AECID Library - Americanae	Institution	221
Unknown Repository	Other Internet	113
Spanish National Research Council (CSIC - DIGITAL.CSIC)	Institution	109
University of Trieste https://www.units.it/ - ArTS Archivio della ricerca di Trieste	Institution	107
Universidad Autónoma de Madrid - Biblos-e Archivo	Institution	105
University of Oslo - Duo Research Archive	Institution	104
DOI	Other Internet	93

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Data updated 18 August 2025