セラック25

Therac-25 - Radiotherapy machine involved in six accidents. Article “セラック25” in Japanese Wikipedia has 16.2 points for quality (as of July 1, 2025). The article contains 13 references and 7 sections.

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

Since the creation of article “セラック25”, its content was written by 10 registered users of Japanese Wikipedia and edited by 478 registered Wikipedia users in all languages.

The article is cited 7 times in Japanese Wikipedia and cited 198 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #34075 in April 2011
• Global: #23993 in September 2003

The highest popularity rank from 2008:

• Local (Japanese): #63531 in July 2017
• Global: #31341 in June 2024

There are 19 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	Vietnamese (vi) Therac-25		63.3295
2	English (en) Therac-25		53.1516
3	Spanish (es) Therac-25		50.7378
4	Russian (ru) Therac-25		44.2805
5	Swedish (sv) Therac-25		33.9243
6	Ukrainian (uk) Therac-25		28.0402
7	Chinese (zh) Therac-25案例		27.691
8	Dutch (nl) Therac-25		21.2644
9	German (de) Therac-25		19.3447
10	Czech (cs) Therac-25		16.6436

More...

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

The most popular language versions of the article "セラック25" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Therac-25		2 661 082
2	Russian (ru) Therac-25		309 204
3	German (de) Therac-25		173 365
4	Spanish (es) Therac-25		89 043
5	Portuguese (pt) Therac-25		58 137
6	Chinese (zh) Therac-25案例		57 511
7	Japanese (ja) セラック25		52 251
8	French (fr) Therac-25		47 557
9	Polish (pl) Therac-25		41 184
10	Italian (it) Therac-25		36 170

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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 "セラック25" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Therac-25		13 612
2	Russian (ru) Therac-25		6 607
3	German (de) Therac-25		1 020
4	Chinese (zh) Therac-25案例		686
5	Spanish (es) Therac-25		517
6	Portuguese (pt) Therac-25		345
7	Polish (pl) Therac-25		295
8	Japanese (ja) セラック25		263
9	French (fr) Therac-25		262
10	Italian (it) Therac-25		236

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

Language versions of the article "セラック25" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Therac-25		191
2	German (de) Therac-25		53
3	Russian (ru) Therac-25		50
4	French (fr) Therac-25		32
5	Italian (it) Therac-25		30
6	Spanish (es) Therac-25		26
7	Portuguese (pt) Therac-25		16
8	Polish (pl) Therac-25		15
9	Chinese (zh) Therac-25案例		13
10	Japanese (ja) セラック25		10

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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 "セラック25" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Russian (ru) Therac-25		3
2	English (en) Therac-25		1
3	Spanish (es) Therac-25		1
4	Arabic (ar) ثيراك 25		0
5	Czech (cs) Therac-25		0
6	German (de) Therac-25		0
7	Finnish (fi) Therac-25		0
8	French (fr) Therac-25		0
9	Italian (it) Therac-25		0
10	Japanese (ja) セラック25		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 "セラック25" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Therac-25		96
2	Chinese (zh) Therac-25案例		35
3	Portuguese (pt) Therac-25		19
4	Japanese (ja) セラック25		7
5	Arabic (ar) ثيراك 25		6
6	German (de) Therac-25		6
7	Spanish (es) Therac-25		6
8	Italian (it) Therac-25		4
9	Russian (ru) Therac-25		4
10	French (fr) Therac-25		3

More...

#	Language	Value
ar	Arabic ثيراك 25
cs	Czech Therac-25
de	German Therac-25
en	English Therac-25
es	Spanish Therac-25
fi	Finnish Therac-25
fr	French Therac-25
it	Italian Therac-25
ja	Japanese セラック25
ko	Korean Therac-25
lt	Lithuanian Therac-25
nl	Dutch Therac-25
pl	Polish Therac-25
pt	Portuguese Therac-25
ru	Russian Therac-25
sv	Swedish Therac-25
uk	Ukrainian Therac-25
vi	Vietnamese Therac-25
zh	Chinese Therac-25案例

Best Rank

Japanese: #63531 07.2017

Global: #31341 06.2024

Best Rank

Japanese: #34075 04.2011

Global: #23993 09.2003

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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