SPHERE

Spectro-Polarimetric High-Contrast Exoplanet Research - adaptive optics system and coronagraphic facility at the Very Large Telescope. Article “SPHERE” in French Wikipedia has 24.2 points for quality (as of July 1, 2025). The article contains 9 references and 5 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (French) language version.

Since the creation of article “SPHERE”, its content was written by 21 registered users of French Wikipedia and edited by 56 registered Wikipedia users in all languages.

The article is cited 61 times in French Wikipedia and cited 372 times in all languages.

The highest Authors Interest rank from 2001:

• Local (French): #11402 in December 2017
• Global: #137477 in July 2016

The highest popularity rank from 2008:

• Local (French): #149466 in June 2008
• Global: #1248884 in February 2020

There are 4 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Spectro-Polarimetric High-Contrast Exoplanet Research		51.0294
2	French (fr) SPHERE		24.1573
3	Ukrainian (uk) SPHERE		22.42
4	Italian (it) SPHERE		17.1178

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The following table shows the most popular language versions of the article.

The most popular language versions of the article "SPHERE" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Spectro-Polarimetric High-Contrast Exoplanet Research		47 032
2	French (fr) SPHERE		8 590
3	Italian (it) SPHERE		1 256
4	Ukrainian (uk) SPHERE		186

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "SPHERE" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Spectro-Polarimetric High-Contrast Exoplanet Research		619
2	French (fr) SPHERE		57
3	Italian (it) SPHERE		10
4	Ukrainian (uk) SPHERE		9

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "SPHERE" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Spectro-Polarimetric High-Contrast Exoplanet Research		21
2	French (fr) SPHERE		21
3	Italian (it) SPHERE		10
4	Ukrainian (uk) SPHERE		4

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "SPHERE" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Spectro-Polarimetric High-Contrast Exoplanet Research		0
2	French (fr) SPHERE		0
3	Italian (it) SPHERE		0
4	Ukrainian (uk) SPHERE		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "SPHERE" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Spectro-Polarimetric High-Contrast Exoplanet Research		181
2	Italian (it) SPHERE		104
3	French (fr) SPHERE		61
4	Ukrainian (uk) SPHERE		26

More...

#	Language	Value
en	English Spectro-Polarimetric High-Contrast Exoplanet Research
fr	French SPHERE
it	Italian SPHERE
uk	Ukrainian SPHERE

Best Rank

French: #149466 06.2008

Global: #1248884 02.2020

Best Rank

French: #11402 12.2017

Global: #137477 07.2016

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information