SL-1

en

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SL-1

Quality:

SL-1 - former experimental nuclear power reactor. Article “SL-1” in English Wikipedia has 95.7 points for quality (as of July 1, 2025). The article contains 172 references and 11 sections.

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

In June 2025 the article “SL-1” was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article “SL-1”, its content was written by 253 registered users of English Wikipedia and edited by 415 registered Wikipedia users in all languages.

The article is cited 256 times in English Wikipedia and cited 698 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #9476 in November 2003
  • Global: #21651 in November 2003

The highest popularity rank from 2008:

  • Local (English): #6997 in March 2011
  • Global: #16669 in March 2011

There are 15 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
1English (en)
SL-1
95.7143
2Japanese (ja)
SL-1
56.2671
3Ukrainian (uk)
SL-1
28.3563
4Arabic (ar)
مفاعل ثابت 1
27.1421
5Chinese (zh)
SL-1
26.3165
6Finnish (fi)
SL-1
16.3551
7Swedish (sv)
SL-1
13.0464
8Spanish (es)
SL-1
11.5549
9French (fr)
SL-1
11.3099
10Czech (cs)
SL-1
8.6759
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 "SL-1" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
SL-1
2 634 757
2Spanish (es)
SL-1
227 855
3Russian (ru)
SL-1
54 328
4Japanese (ja)
SL-1
40 458
5Italian (it)
SL-1
24 042
6Romanian (ro)
SL-1
18 885
7Chinese (zh)
SL-1
16 855
8Portuguese (pt)
SL-1
16 625
9French (fr)
SL-1
16 280
10Finnish (fi)
SL-1
14 552
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 "SL-1" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
SL-1
12 480
2Japanese (ja)
SL-1
2 104
3Spanish (es)
SL-1
2 008
4Russian (ru)
SL-1
471
5Chinese (zh)
SL-1
149
6Arabic (ar)
مفاعل ثابت 1
143
7Portuguese (pt)
SL-1
131
8Italian (it)
SL-1
103
9French (fr)
SL-1
77
10Czech (cs)
SL-1
44
More...

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

The highest AI

Language versions of the article "SL-1" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
SL-1
253
2French (fr)
SL-1
29
3Czech (cs)
SL-1
18
4Spanish (es)
SL-1
18
5Japanese (ja)
SL-1
13
6Chinese (zh)
SL-1
13
7Finnish (fi)
SL-1
12
8Russian (ru)
SL-1
12
9Italian (it)
SL-1
10
10Arabic (ar)
مفاعل ثابت 1
9
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 "SL-1" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
SL-1
1
2Arabic (ar)
مفاعل ثابت 1
0
3Czech (cs)
SL-1
0
4Esperanto (eo)
SL-1
0
5Spanish (es)
SL-1
0
6Finnish (fi)
SL-1
0
7French (fr)
SL-1
0
8Italian (it)
SL-1
0
9Japanese (ja)
SL-1
0
10Portuguese (pt)
SL-1
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 "SL-1" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
SL-1
256
2Arabic (ar)
مفاعل ثابت 1
142
3Russian (ru)
SL-1
100
4Chinese (zh)
SL-1
36
5Japanese (ja)
SL-1
33
6Ukrainian (uk)
SL-1
33
7Portuguese (pt)
SL-1
28
8Italian (it)
SL-1
23
9Spanish (es)
SL-1
17
10French (fr)
SL-1
13
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
arArabic
مفاعل ثابت 1
csCzech
SL-1
enEnglish
SL-1
eoEsperanto
SL-1
esSpanish
SL-1
fiFinnish
SL-1
frFrench
SL-1
itItalian
SL-1
jaJapanese
SL-1
ptPortuguese
SL-1
roRomanian
SL-1
ruRussian
SL-1
svSwedish
SL-1
ukUkrainian
SL-1
zhChinese
SL-1

Popularity rank trends

Best Rank English:
#6997
03.2011
Global:
#16669
03.2011

AI rank trends

Best Rank English:
#9476
11.2003
Global:
#21651
11.2003

Local popularity rank history

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on SL-1 from Wikipedia articles about Nuclear accident, International Nuclear Event Scale, Lists of nuclear disasters and radioactive incidents, Broken Arrow and Criticality accident. Whereas reading the article about SL-1 people most often go to Wikipedia articles on Water hammer, Prompt critical, Cecil Kelley criticality accident, Idaho National Laboratory and Riprap.

Cumulative results of quality and popularity of the Wikipedia article

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

en: SL-1
es: SL-1
ru: SL-1
ja: SL-1
it: SL-1
ro: SL-1
zh: SL-1
pt: SL-1
fr: SL-1
fi: SL-1
cs: SL-1
eo: SL-1
sv: SL-1
uk: SL-1

News from 28 January 2026

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In English Wikipedia the most popular articles on that day were: Ajit Pawar, Border 2, Sharad Pawar, Killing of Alex Pretti, Ilhan Omar, Sunetra Pawar, Todd Monken, Kristi Noem, Wonder Man (miniseries), Gregory Bovino.

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