Extragalactic background light

Extragalactic background light - accumulated radiation in the universe. Article “Extragalactic background light” in English Wikipedia has 32.7 points for quality (as of July 1, 2025). The article contains 28 references and 4 sections.

This article has the best quality in Hungarian Wikipedia. However, this article is the most popular in English version.

Since the creation of article “Extragalactic background light”, its content was written by 28 registered users of English Wikipedia and edited by 53 registered Wikipedia users in all languages.

The article is cited 20 times in English Wikipedia and cited 34 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #188390 in December 2007
• Global: #159504 in June 2014

The highest popularity rank from 2008:

• Local (English): #576062 in November 2012
• Global: #980161 in July 2009

There are 7 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	Hungarian (hu) Extragalaktikus háttérfény		36.2997
2	English (en) Extragalactic background light		32.6688
3	Chinese (zh) 河外背景光		30.2647
4	Persian (fa) نور زمینه فراکهکشانی		25.7602
5	Japanese (ja) 銀河系外背景光		25.75
6	French (fr) Lumière d'arrière-plan extragalactique		10.9828
7	German (de) Extragalaktisches Hintergrundlicht		6.9091

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

The most popular language versions of the article "Extragalactic background light" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Extragalactic background light		82 892
2	German (de) Extragalaktisches Hintergrundlicht		4 382
3	Hungarian (hu) Extragalaktikus háttérfény		2 536
4	Chinese (zh) 河外背景光		2 132
5	Japanese (ja) 銀河系外背景光		670
6	French (fr) Lumière d'arrière-plan extragalactique		433
7	Persian (fa) نور زمینه فراکهکشانی		183

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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 "Extragalactic background light" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Extragalactic background light		640
2	German (de) Extragalaktisches Hintergrundlicht		34
3	Hungarian (hu) Extragalaktikus háttérfény		21
4	Japanese (ja) 銀河系外背景光		21
5	Chinese (zh) 河外背景光		18
6	Persian (fa) نور زمینه فراکهکشانی		7
7	French (fr) Lumière d'arrière-plan extragalactique		3

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

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

#	Language	AI award	Relative AI
1	English (en) Extragalactic background light		28
2	German (de) Extragalaktisches Hintergrundlicht		11
3	Hungarian (hu) Extragalaktikus háttérfény		6
4	Persian (fa) نور زمینه فراکهکشانی		2
5	French (fr) Lumière d'arrière-plan extragalactique		2
6	Japanese (ja) 銀河系外背景光		2
7	Chinese (zh) 河外背景光		2

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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 "Extragalactic background light" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Chinese (zh) 河外背景光		1
2	German (de) Extragalaktisches Hintergrundlicht		0
3	English (en) Extragalactic background light		0
4	Persian (fa) نور زمینه فراکهکشانی		0
5	French (fr) Lumière d'arrière-plan extragalactique		0
6	Hungarian (hu) Extragalaktikus háttérfény		0
7	Japanese (ja) 銀河系外背景光		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 "Extragalactic background light" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Extragalactic background light		20
2	French (fr) Lumière d'arrière-plan extragalactique		4
3	German (de) Extragalaktisches Hintergrundlicht		3
4	Persian (fa) نور زمینه فراکهکشانی		3
5	Chinese (zh) 河外背景光		3
6	Hungarian (hu) Extragalaktikus háttérfény		1
7	Japanese (ja) 銀河系外背景光		0

More...

#	Language	Value
de	German Extragalaktisches Hintergrundlicht
en	English Extragalactic background light
fa	Persian نور زمینه فراکهکشانی
fr	French Lumière d'arrière-plan extragalactique
hu	Hungarian Extragalaktikus háttérfény
ja	Japanese 銀河系外背景光
zh	Chinese 河外背景光

Best Rank

English: #576062 11.2012

Global: #980161 07.2009

Best Rank

English: #188390 12.2007

Global: #159504 06.2014

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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