U-45

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U-45

Quality:

U-45 - 1938 Type VIIB submarine. Article “U-45” in Portuguese Wikipedia has 35.9 points for quality (as of July 1, 2025). The article contains 13 references and 8 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 “U-45”, its content was written by 7 registered users of Portuguese Wikipedia and edited by 119 registered Wikipedia users in all languages.

The article is cited 14 times in Portuguese Wikipedia and cited 4362 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Portuguese): #7241 in April 2023
  • Global: #146314 in February 2010

The highest popularity rank from 2008:

  • Local (Portuguese): #272821 in March 2011
  • Global: #323257 in July 2014

There are 14 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)
U-45 (tàu ngầm Đức) (1938)
53.6463
2English (en)
German submarine U-45 (1938)
45.1902
3Chinese (zh)
U-45号潜艇 (1938年)
35.9677
4Portuguese (pt)
U-45
35.8705
5Hungarian (hu)
U–45
30.1181
6Czech (cs)
U 45
21.0468
7Ukrainian (uk)
U-45 (1938)
16.8495
8French (fr)
Unterseeboot 45 (1938)
14.5905
9German (de)
U 45 (U-Boot, 1938)
14.0536
10Russian (ru)
U-45 (1938)
7.2495
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-45" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
German submarine U-45 (1938)
52 359
2German (de)
U 45 (U-Boot, 1938)
30 711
3Russian (ru)
U-45 (1938)
11 879
4Polish (pl)
U-45 (1938)
11 537
5French (fr)
Unterseeboot 45 (1938)
4 314
6Portuguese (pt)
U-45
4 258
7Slovenian (sl)
U-45 (Kriegsmarine)
1 808
8Persian (fa)
او-۴۵ (کریگس‌مارینه)
1 007
9Chinese (zh)
U-45号潜艇 (1938年)
993
10Czech (cs)
U 45
635
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-45" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
German submarine U-45 (1938)
210
2German (de)
U 45 (U-Boot, 1938)
89
3Chinese (zh)
U-45号潜艇 (1938年)
58
4Persian (fa)
او-۴۵ (کریگس‌مارینه)
25
5Russian (ru)
U-45 (1938)
25
6French (fr)
Unterseeboot 45 (1938)
21
7Polish (pl)
U-45 (1938)
18
8Portuguese (pt)
U-45
15
9Czech (cs)
U 45
8
10Slovenian (sl)
U-45 (Kriegsmarine)
8
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-45" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1German (de)
U 45 (U-Boot, 1938)
30
2English (en)
German submarine U-45 (1938)
30
3French (fr)
Unterseeboot 45 (1938)
13
4Polish (pl)
U-45 (1938)
10
5Portuguese (pt)
U-45
7
6Russian (ru)
U-45 (1938)
7
7Ukrainian (uk)
U-45 (1938)
7
8Persian (fa)
او-۴۵ (کریگس‌مارینه)
4
9Hungarian (hu)
U–45
3
10Slovenian (sl)
U-45 (Kriegsmarine)
3
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-45" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
الغواصة الألمانية يو-45 (1938)
0
2Czech (cs)
U 45
0
3German (de)
U 45 (U-Boot, 1938)
0
4English (en)
German submarine U-45 (1938)
0
5Persian (fa)
او-۴۵ (کریگس‌مارینه)
0
6French (fr)
Unterseeboot 45 (1938)
0
7Hungarian (hu)
U–45
0
8Polish (pl)
U-45 (1938)
0
9Portuguese (pt)
U-45
0
10Russian (ru)
U-45 (1938)
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-45" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Arabic (ar)
الغواصة الألمانية يو-45 (1938)
1 153
2English (en)
German submarine U-45 (1938)
742
3French (fr)
Unterseeboot 45 (1938)
714
4Ukrainian (uk)
U-45 (1938)
654
5Vietnamese (vi)
U-45 (tàu ngầm Đức) (1938)
360
6Russian (ru)
U-45 (1938)
294
7German (de)
U 45 (U-Boot, 1938)
253
8Chinese (zh)
U-45号潜艇 (1938年)
71
9Persian (fa)
او-۴۵ (کریگس‌مارینه)
38
10Polish (pl)
U-45 (1938)
31
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
arArabic
الغواصة الألمانية يو-45 (1938)
csCzech
U 45
deGerman
U 45 (U-Boot, 1938)
enEnglish
German submarine U-45 (1938)
faPersian
او-۴۵ (کریگس‌مارینه)
frFrench
Unterseeboot 45 (1938)
huHungarian
U–45
plPolish
U-45 (1938)
ptPortuguese
U-45
ruRussian
U-45 (1938)
slSlovenian
U-45 (Kriegsmarine)
ukUkrainian
U-45 (1938)
viVietnamese
U-45 (tàu ngầm Đức) (1938)
zhChinese
U-45号潜艇 (1938年)

Popularity rank trends

Best Rank Portuguese:
#272821
03.2011 		Global:
#323257
07.2014

AI rank trends

Best Rank Portuguese:
#7241
04.2023 		Global:
#146314
02.2010

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on U-45 from Wikipedia articles about List of U-boats of Germany, Type VII submarine, List of Kriegsmarine ships, U-44 and Wikipedia article. Whereas reading the article about U-45 people most often go to Wikipedia articles on U-46, Type VII submarine, List of shipwrecks in October 1939, U-44 and HMS Inglefield.

Cumulative results of quality and popularity of the Wikipedia article

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

en: German submarine U-45 (1938)
de: U 45 (U-Boot, 1938)
ru: U-45 (1938)
pl: U-45 (1938)
fr: Unterseeboot 45 (1938)
pt: U-45
sl: U-45 (Kriegsmarine)
fa: او-۴۵ (کریگس‌مارینه)
zh: U-45号潜艇 (1938年)
cs: U 45
uk: U-45 (1938)
ar: الغواصة الألمانية يو-45 (1938)
hu: U–45
vi: U-45 (tàu ngầm Đức) (1938)

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 Portuguese Wikipedia the most popular articles on that day were: Eric Dane, Jeffrey Epstein, Resultados do Carnaval do Rio de Janeiro em 2026, Bad Bunny, Mark Kerr, Rebecca Gayheart, Trace Brasil, Lais Souza, Alysa Liu, Esclerose lateral amiotrófica.

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