SM UB-31

en

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SM UB-31

Quality:

SM UB-31 - 1915 Type UB II submarine. Article “SM UB-31” in English Wikipedia has 32.8 points for quality (as of July 1, 2025). The article contains 19 references and 7 sections.

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

Since the creation of article “SM UB-31”, its content was written by 25 registered users of English Wikipedia and edited by 40 registered Wikipedia users in all languages.

The article is cited 99 times in English Wikipedia and cited 898 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #263233 in May 2018
  • Global: #248729 in December 2013

The highest popularity rank from 2008:

  • Local (English): #1144550 in July 2014
  • Global: #1795465 in September 2019

There are 6 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
1Chinese (zh)
UB-31号潜艇
38.6578
2English (en)
SM UB-31
32.8323
3Polish (pl)
SM UB-31
29.4463
4French (fr)
Unterseeboot UB-31
21.3668
5Persian (fa)
اس‌ام یوبی-۳۱
3.0199
6Arabic (ar)
غواصة يو بي-31
1.8024
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 "SM UB-31" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
SM UB-31
21 723
2Chinese (zh)
UB-31号潜艇
1 383
3Polish (pl)
SM UB-31
1 335
4Persian (fa)
اس‌ام یوبی-۳۱
566
5Arabic (ar)
غواصة يو بي-31
432
6French (fr)
Unterseeboot UB-31
72
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 "SM UB-31" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
SM UB-31
99
2Polish (pl)
SM UB-31
53
3Chinese (zh)
UB-31号潜艇
18
4French (fr)
Unterseeboot UB-31
3
5Persian (fa)
اس‌ام یوبی-۳۱
2
6Arabic (ar)
غواصة يو بي-31
1
More...

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

The highest AI

Language versions of the article "SM UB-31" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
SM UB-31
25
2Polish (pl)
SM UB-31
7
3Chinese (zh)
UB-31号潜艇
3
4Persian (fa)
اس‌ام یوبی-۳۱
2
5French (fr)
Unterseeboot UB-31
2
6Arabic (ar)
غواصة يو بي-31
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 "SM UB-31" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
غواصة يو بي-31
0
2English (en)
SM UB-31
0
3Persian (fa)
اس‌ام یوبی-۳۱
0
4French (fr)
Unterseeboot UB-31
0
5Polish (pl)
SM UB-31
0
6Chinese (zh)
UB-31号潜艇
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 "SM UB-31" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Chinese (zh)
UB-31号潜艇
409
2Arabic (ar)
غواصة يو بي-31
303
3English (en)
SM UB-31
99
4Polish (pl)
SM UB-31
35
5French (fr)
Unterseeboot UB-31
32
6Persian (fa)
اس‌ام یوبی-۳۱
20
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
غواصة يو بي-31
enEnglish
SM UB-31
faPersian
اس‌ام یوبی-۳۱
frFrench
Unterseeboot UB-31
plPolish
SM UB-31
zhChinese
UB-31号潜艇

Popularity rank trends

Best Rank English:
#1144550
07.2014
Global:
#1795465
09.2019

AI rank trends

Best Rank English:
#263233
05.2018
Global:
#248729
12.2013

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):

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In English Wikipedia the most popular articles on that day were: Jeffrey Epstein, Wuthering Heights, Wuthering Heights (2026 film), 2026 Winter Olympics, Lucas Pinheiro Braathen, Ice hockey at the 2026 Winter Olympics – Men's tournament, Epstein files, John F. Kennedy Jr., Anthony Kim, James Van Der Beek.

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