Explorer 42

Uhuru - first satellite launched specifically for the purpose of X-ray astronomy. Article “Explorer 42” in Polish Wikipedia has 24.2 points for quality (as of July 1, 2026). The article contains 5 references and 6 sections.

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

Since the creation of article “Explorer 42”, its content was written by 15 registered users of Polish Wikipedia and edited by 303 registered Wikipedia users in all languages.

The article is cited 69 times in Polish Wikipedia and cited 2176 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Polish): #8392 in October 2006
• Global: #34347 in December 2011

The highest popularity rank from 2008:

• Local (Polish): #79709 in December 2010
• Global: #315336 in December 2010

There are 22 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, 2026 (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	Finnish (fi) Uhuru		33.8494
2	Galician (gl) Uhuru (satélite)		29.5697
3	English (en) Uhuru (satellite)		27.8467
4	Kazakh (kk) Uhuru		24.9444
5	Ukrainian (uk) Ухуру		24.7185
6	Polish (pl) Explorer 42		24.1823
7	Russian (ru) Uhuru		21.2015
8	French (fr) Uhuru (satellite)		17.5619
9	Greek (el) Uhuru (δορυφόρος)		17.2031
10	Korean (ko) 우후루 (인공위성)		16.165

More...

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

The most popular language versions of the article "Explorer 42" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Uhuru (satellite)		137 406
2	German (de) Uhuru (Satellit)		29 586
3	Russian (ru) Uhuru		26 919
4	Italian (it) Uhuru		21 842
5	French (fr) Uhuru (satellite)		20 729
6	Polish (pl) Explorer 42		20 628
7	Japanese (ja) ウフル		19 800
8	Spanish (es) Uhuru		14 833
9	Portuguese (pt) Uhuru		12 591
10	Chinese (zh) 乌呼鲁卫星		12 452

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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 "Explorer 42" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Uhuru (satellite)		446
2	Japanese (ja) ウフル		73
3	Italian (it) Uhuru		55
4	German (de) Uhuru (Satellit)		48
5	Chinese (zh) 乌呼鲁卫星		44
6	Russian (ru) Uhuru		38
7	French (fr) Uhuru (satellite)		32
8	Spanish (es) Uhuru		27
9	Catalan (ca) Uhuru		17
10	Hungarian (hu) Uhuru (műhold)		14

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

Language versions of the article "Explorer 42" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Uhuru (satellite)		63
2	German (de) Uhuru (Satellit)		48
3	French (fr) Uhuru (satellite)		37
4	Italian (it) Uhuru		27
5	Russian (ru) Uhuru		25
6	Hungarian (hu) Uhuru (műhold)		21
7	Polish (pl) Explorer 42		15
8	Ukrainian (uk) Ухуру		11
9	Spanish (es) Uhuru		8
10	Japanese (ja) ウフル		8

More...

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

Language versions of the article "Explorer 42" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Korean (ko) 우후루 (인공위성)		1
2	Arabic (ar) أوهورو (قمر صناعي)		0
3	Catalan (ca) Uhuru		0
4	German (de) Uhuru (Satellit)		0
5	Greek (el) Uhuru (δορυφόρος)		0
6	English (en) Uhuru (satellite)		0
7	Spanish (es) Uhuru		0
8	Persian (fa) اهورو		0
9	Finnish (fi) Uhuru		0
10	French (fr) Uhuru (satellite)		0

More...

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

Language versions of the article "Explorer 42" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	French (fr) Uhuru (satellite)		750
2	English (en) Uhuru (satellite)		393
3	Russian (ru) Uhuru		180
4	Chinese (zh) 乌呼鲁卫星		156
5	Italian (it) Uhuru		141
6	German (de) Uhuru (Satellit)		97
7	Ukrainian (uk) Ухуру		93
8	Japanese (ja) ウフル		90
9	Persian (fa) اهورو		87
10	Polish (pl) Explorer 42		69

More...

#	Language	Value
ar	Arabic أوهورو (قمر صناعي)
ca	Catalan Uhuru
de	German Uhuru (Satellit)
el	Greek Uhuru (δορυφόρος)
en	English Uhuru (satellite)
es	Spanish Uhuru
fa	Persian اهورو
fi	Finnish Uhuru
fr	French Uhuru (satellite)
gl	Galician Uhuru (satélite)
he	Hebrew אוהורו
hu	Hungarian Uhuru (műhold)
id	Indonesian Uhuru (satelit)
it	Italian Uhuru
ja	Japanese ウフル
kk	Kazakh Uhuru
ko	Korean 우후루 (인공위성)
pl	Polish Explorer 42
pt	Portuguese Uhuru
ru	Russian Uhuru
uk	Ukrainian Ухуру
zh	Chinese 乌呼鲁卫星

Best Rank

Polish: #79709 12.2010

Global: #315336 12.2010

Best Rank

Polish: #8392 10.2006

Global: #34347 12.2011

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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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information