U-661

uk

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U-661

Quality:

U-661 - 1941 Type VIIC submarine. Article “U-661” in Ukrainian Wikipedia has 16.8 points for quality (as of July 1, 2025). The article contains 3 references and 2 sections.

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

Since the creation of article “U-661”, its content was written by 4 registered users of Ukrainian Wikipedia and edited by 55 registered Wikipedia users in all languages.

The article is cited 650 times in Ukrainian Wikipedia and cited 3978 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Ukrainian): #47996 in March 2021
  • Global: #226079 in October 2019

The highest popularity rank from 2008:

  • Local (Ukrainian): #151917 in February 2021
  • Global: #1283688 in October 2019

There are 8 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
1Portuguese (pt)
U-661
24.9899
2English (en)
German submarine U-661
23.1145
3Arabic (ar)
الغواصة الألمانية يو-661
18.3484
4Ukrainian (uk)
U-661
16.7549
5French (fr)
Unterseeboot 661
14.8306
6Slovenian (sl)
U-661
6.8739
7Dutch (nl)
U 661 (Kriegsmarine)
2.1696
8Persian (fa)
زیردریایی یو-۶۶۱
1.2544
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 "U-661" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
German submarine U-661
12 038
2Dutch (nl)
U 661 (Kriegsmarine)
3 832
3Portuguese (pt)
U-661
1 295
4French (fr)
Unterseeboot 661
1 076
5Slovenian (sl)
U-661
711
6Arabic (ar)
الغواصة الألمانية يو-661
691
7Ukrainian (uk)
U-661
297
8Persian (fa)
زیردریایی یو-۶۶۱
154
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 "U-661" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
German submarine U-661
87
2French (fr)
Unterseeboot 661
23
3Dutch (nl)
U 661 (Kriegsmarine)
19
4Ukrainian (uk)
U-661
6
5Portuguese (pt)
U-661
5
6Slovenian (sl)
U-661
4
7Arabic (ar)
الغواصة الألمانية يو-661
3
8Persian (fa)
زیردریایی یو-۶۶۱
2
More...

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

The highest AI

Language versions of the article "U-661" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
German submarine U-661
18
2Dutch (nl)
U 661 (Kriegsmarine)
15
3French (fr)
Unterseeboot 661
9
4Persian (fa)
زیردریایی یو-۶۶۱
4
5Ukrainian (uk)
U-661
4
6Arabic (ar)
الغواصة الألمانية يو-661
2
7Portuguese (pt)
U-661
2
8Slovenian (sl)
U-661
1
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 "U-661" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
الغواصة الألمانية يو-661
0
2English (en)
German submarine U-661
0
3Persian (fa)
زیردریایی یو-۶۶۱
0
4French (fr)
Unterseeboot 661
0
5Dutch (nl)
U 661 (Kriegsmarine)
0
6Portuguese (pt)
U-661
0
7Slovenian (sl)
U-661
0
8Ukrainian (uk)
U-661
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 "U-661" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
German submarine U-661
764
2French (fr)
Unterseeboot 661
711
3Arabic (ar)
الغواصة الألمانية يو-661
657
4Ukrainian (uk)
U-661
650
5Slovenian (sl)
U-661
586
6Portuguese (pt)
U-661
574
7Persian (fa)
زیردریایی یو-۶۶۱
25
8Dutch (nl)
U 661 (Kriegsmarine)
11
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
arArabic
الغواصة الألمانية يو-661
enEnglish
German submarine U-661
faPersian
زیردریایی یو-۶۶۱
frFrench
Unterseeboot 661
nlDutch
U 661 (Kriegsmarine)
ptPortuguese
U-661
slSlovenian
U-661
ukUkrainian
U-661

Popularity rank trends

Best Rank Ukrainian:
#151917
02.2021
Global:
#1283688
10.2019

AI rank trends

Best Rank Ukrainian:
#47996
03.2021
Global:
#226079
10.2019

Languages comparison

Important global interconnections (July 2024 – June 2025)

Cumulative results of quality and popularity of the Wikipedia article

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

pt: U-661
sl: U-661
uk: U-661

News from 28 February 2026

On 28 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Ali Khamenei, Iran, Ruhollah Khomeini, Jeffrey Epstein, Supreme Leader of Iran, Mohammad Reza I of Iran, 2026 Israeli–United States strikes on Iran, Neil Sedaka, Masoud Pezeshkian, Resident Evil Requiem.

In Ukrainian Wikipedia the most popular articles on that day were: Алі Хаменеї, Іран, Горила, Бахрейн, Дубай, Фаттах (ракета), Гірська горила, Рухолла Мусаві Хомейні, Об'єднані Арабські Емірати, Катар.

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