Projekt 661

cs

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Projekt 661

Quality:

Article “Projekt 661” in Czech Wikipedia has 12.5 points for quality (as of July 1, 2025). The article contains 1 references and 6 sections.

This article has the best quality in German Wikipedia. Also, this article is the most popular in that (Czech) language version.

Since the creation of article “Projekt 661”, its content was written by 10 registered users of Czech Wikipedia and edited by 111 registered Wikipedia users in all languages.

The article is cited 41 times in Czech Wikipedia and cited 255 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Czech): #20810 in June 2018
  • Global: #108522 in June 2018

The highest popularity rank from 2008:

  • Local (Czech): #40734 in September 2021
  • Global: #587010 in November 2008

There are 5 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
1German (de)
Projekt 661
18.424
2French (fr)
Classe Papa
14.2267
3Swedish (sv)
Projekt 661 Antjar
12.651
4Czech (cs)
Projekt 661
12.525
5Chinese (zh)
661型核潜艇
9.8936
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 "Projekt 661" in all the time
#LanguagePopularity awardRelative popularity
1German (de)
Projekt 661
118 752
2French (fr)
Classe Papa
40 485
3Chinese (zh)
661型核潜艇
33 868
4Czech (cs)
Projekt 661
11 781
5Swedish (sv)
Projekt 661 Antjar
9 174
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 "Projekt 661" in June 2025
#LanguagePopularity awardRelative popularity
1German (de)
Projekt 661
356
2Chinese (zh)
661型核潜艇
182
3French (fr)
Classe Papa
155
4Czech (cs)
Projekt 661
39
5Swedish (sv)
Projekt 661 Antjar
36
More...

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

The highest AI

Language versions of the article "Projekt 661" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
Projekt 661
53
2French (fr)
Classe Papa
35
3Czech (cs)
Projekt 661
10
4Chinese (zh)
661型核潜艇
8
5Swedish (sv)
Projekt 661 Antjar
5
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 "Projekt 661" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Chinese (zh)
661型核潜艇
1
2Czech (cs)
Projekt 661
0
3German (de)
Projekt 661
0
4French (fr)
Classe Papa
0
5Swedish (sv)
Projekt 661 Antjar
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 "Projekt 661" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Swedish (sv)
Projekt 661 Antjar
81
2German (de)
Projekt 661
53
3Chinese (zh)
661型核潜艇
43
4Czech (cs)
Projekt 661
41
5French (fr)
Classe Papa
37
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
csCzech
Projekt 661
deGerman
Projekt 661
frFrench
Classe Papa
svSwedish
Projekt 661 Antjar
zhChinese
661型核潜艇

Popularity rank trends

Best Rank Czech:
#40734
09.2021
Global:
#587010
11.2008

AI rank trends

Best Rank Czech:
#20810
06.2018
Global:
#108522
06.2018

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Papa-class submarine from Wikipedia articles about List of Soviet and Russian submarine classes, VM reactor, Oscar-class submarine, Titanium and Charlie-class submarine. Whereas reading the article about Papa-class submarine people most often go to Wikipedia articles on Sierra-class submarine, Alfa-class submarine, K-278 Komsomolets, Charlie-class submarine and P-70 Ametist.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 10 February 2026

On 10 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Ghislaine Maxwell, Ilia Malinin, Bad Bunny, 2026 Winter Olympics, Epstein files, Jutta Leerdam, Jake Paul, Puerto Rico, Little Saint James.

In Czech Wikipedia the most popular articles on that day were: Jeffrey Epstein, Zimní olympijské hry 2026, Jiří Straka, Lindsey Vonnová, Jutta Leerdamová, Jiří Tuž, Jana Brejchová, Zuzana Maděrová, Martina Sáblíková, Lešek Wronka.

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