Therac-25

ko

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Therac-25

Quality:

Therac-25 - Radiotherapy machine involved in six accidents. Article “Therac-25” in Korean Wikipedia has 14 points for quality (as of July 1, 2025). The article contains 3 references and 3 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 “Therac-25”, its content was written by 1 registered users of Korean Wikipedia and edited by 478 registered Wikipedia users in all languages.

The article is cited 2 times in Korean Wikipedia and cited 198 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Korean): #3724 in October 2024
  • Global: #23993 in September 2003

The highest popularity rank from 2008:

  • Local (Korean): #121363 in December 2024
  • 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1Vietnamese (vi)
Therac-25
63.3295
2English (en)
Therac-25
53.1516
3Spanish (es)
Therac-25
50.7378
4Russian (ru)
Therac-25
44.2805
5Swedish (sv)
Therac-25
33.9243
6Ukrainian (uk)
Therac-25
28.0402
7Chinese (zh)
Therac-25案例
27.691
8Dutch (nl)
Therac-25
21.2644
9German (de)
Therac-25
19.3447
10Czech (cs)
Therac-25
16.6436
More...

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

Most popular in all the time

The most popular language versions of the article "Therac-25" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Therac-25
2 661 082
2Russian (ru)
Therac-25
309 204
3German (de)
Therac-25
173 365
4Spanish (es)
Therac-25
89 043
5Portuguese (pt)
Therac-25
58 137
6Chinese (zh)
Therac-25案例
57 511
7Japanese (ja)
セラック25
52 251
8French (fr)
Therac-25
47 557
9Polish (pl)
Therac-25
41 184
10Italian (it)
Therac-25
36 170
More...

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

Most popular in June 2025

The most popular language versions of the article "Therac-25" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Therac-25
13 612
2Russian (ru)
Therac-25
6 607
3German (de)
Therac-25
1 020
4Chinese (zh)
Therac-25案例
686
5Spanish (es)
Therac-25
517
6Portuguese (pt)
Therac-25
345
7Polish (pl)
Therac-25
295
8Japanese (ja)
セラック25
263
9French (fr)
Therac-25
262
10Italian (it)
Therac-25
236
More...

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

The highest AI

Language versions of the article "Therac-25" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Therac-25
191
2German (de)
Therac-25
53
3Russian (ru)
Therac-25
50
4French (fr)
Therac-25
32
5Italian (it)
Therac-25
30
6Spanish (es)
Therac-25
26
7Portuguese (pt)
Therac-25
16
8Polish (pl)
Therac-25
15
9Chinese (zh)
Therac-25案例
13
10Japanese (ja)
セラック25
10
More...

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

The highest AI in June 2025

Language versions of the article "Therac-25" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Russian (ru)
Therac-25
3
2English (en)
Therac-25
1
3Spanish (es)
Therac-25
1
4Arabic (ar)
ثيراك 25
0
5Czech (cs)
Therac-25
0
6German (de)
Therac-25
0
7Finnish (fi)
Therac-25
0
8French (fr)
Therac-25
0
9Italian (it)
Therac-25
0
10Japanese (ja)
セラック25
0
More...

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

The highest CI

Language versions of the article "Therac-25" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Therac-25
96
2Chinese (zh)
Therac-25案例
35
3Portuguese (pt)
Therac-25
19
4Japanese (ja)
セラック25
7
5Arabic (ar)
ثيراك 25
6
6German (de)
Therac-25
6
7Spanish (es)
Therac-25
6
8Italian (it)
Therac-25
4
9Russian (ru)
Therac-25
4
10French (fr)
Therac-25
3
More...

Scores

Estimated value for Wikipedia:
Korean:
Global:
Popularity in June 2025:
Korean:
Global:
Popularity in all years:
Korean:
Global:
Authors in June 2025:
Korean:
Global:
Registered authors in all years:
Korean:
Global:
Citations:
Korean:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
ثيراك 25
csCzech
Therac-25
deGerman
Therac-25
enEnglish
Therac-25
esSpanish
Therac-25
fiFinnish
Therac-25
frFrench
Therac-25
itItalian
Therac-25
jaJapanese
セラック25
koKorean
Therac-25
ltLithuanian
Therac-25
nlDutch
Therac-25
plPolish
Therac-25
ptPortuguese
Therac-25
ruRussian
Therac-25
svSwedish
Therac-25
ukUkrainian
Therac-25
viVietnamese
Therac-25
zhChinese
Therac-25案例

Popularity rank trends

Best Rank Korean:
#121363
12.2024
Global:
#31341
06.2024

AI rank trends

Best Rank Korean:
#3724
10.2024
Global:
#23993
09.2003

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Therac-25 from Wikipedia articles about Adaptive radiation therapy, Radiation syndrome, Software bug, Goiânia accident and Atomic Energy of Canada Limited. Whereas reading the article about Therac-25 people most often go to Wikipedia articles on Atomic Energy of Canada Limited, Race condition, 1962 Mexico City radiation accident, 1990 Clinic of Zaragoza radiotherapy accident and Erythema.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 21 February 2026

On 21 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Alysa Liu, Eric Dane, 2026 Winter Olympics, Rebecca Gayheart, Johannes Høsflot Klæbo, Wuthering Heights, amyotrophic lateral sclerosis, Andrew Mountbatten-Windsor, John F. Kennedy Jr..

In Korean Wikipedia the most popular articles on that day were: 문화방송, 김길리, 한국방송공사, 세조 (조선), 엄흥도, 최민정, 한국교육방송공사, 심석희, 김동건 (아나운서), 한명회.

About WikiRank

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