JNR Class DD51

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JNR Class DD51

Quality:

JNR Class DD51 - Japanese diesel-hydraulic locomotive. Article “JNR Class DD51” in English Wikipedia has 59.8 points for quality (as of July 1, 2025). The article contains 24 references and 11 sections.

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

Since the creation of article “JNR Class DD51”, its content was written by 39 registered users of English Wikipedia and edited by 250 registered Wikipedia users in all languages.

The article is cited 114 times in English Wikipedia and cited 1099 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #85560 in March 2021
  • Global: #15525 in July 2004

The highest popularity rank from 2008:

  • Local (English): #703814 in September 2014
  • Global: #81137 in March 2021

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
1Japanese (ja)
国鉄DD51形ディーゼル機関車
80.9353
2Chinese (zh)
日本國鐵DD51型柴油機車
72.0014
3English (en)
JNR Class DD51
59.8291
4Thai (th)
รถจักรดีเซล DD51
44.4699
5Korean (ko)
일본국유철도 DD51형 디젤 기관차
36.0637
6Hungarian (hu)
JNR DD51 sorozat
35.4128
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 "JNR Class DD51" in all the time
#LanguagePopularity awardRelative popularity
1Japanese (ja)
国鉄DD51形ディーゼル機関車
2 308 223
2English (en)
JNR Class DD51
134 382
3Chinese (zh)
日本國鐵DD51型柴油機車
50 474
4Korean (ko)
일본국유철도 DD51형 디젤 기관차
14 079
5Thai (th)
รถจักรดีเซล DD51
2 667
6Hungarian (hu)
JNR DD51 sorozat
2 428
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 "JNR Class DD51" in June 2025
#LanguagePopularity awardRelative popularity
1Japanese (ja)
国鉄DD51形ディーゼル機関車
7 088
2English (en)
JNR Class DD51
887
3Chinese (zh)
日本國鐵DD51型柴油機車
428
4Korean (ko)
일본국유철도 DD51형 디젤 기관차
30
5Thai (th)
รถจักรดีเซล DD51
28
6Hungarian (hu)
JNR DD51 sorozat
13
More...

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

The highest AI

Language versions of the article "JNR Class DD51" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1Japanese (ja)
国鉄DD51形ディーゼル機関車
173
2English (en)
JNR Class DD51
39
3Chinese (zh)
日本國鐵DD51型柴油機車
16
4Korean (ko)
일본국유철도 DD51형 디젤 기관차
8
5Thai (th)
รถจักรดีเซล DD51
8
6Hungarian (hu)
JNR DD51 sorozat
6
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 "JNR Class DD51" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Japanese (ja)
国鉄DD51形ディーゼル機関車
1
2English (en)
JNR Class DD51
0
3Hungarian (hu)
JNR DD51 sorozat
0
4Korean (ko)
일본국유철도 DD51형 디젤 기관차
0
5Thai (th)
รถจักรดีเซล DD51
0
6Chinese (zh)
日本國鐵DD51型柴油機車
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 "JNR Class DD51" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Japanese (ja)
国鉄DD51形ディーゼル機関車
643
2Chinese (zh)
日本國鐵DD51型柴油機車
222
3English (en)
JNR Class DD51
114
4Korean (ko)
일본국유철도 DD51형 디젤 기관차
103
5Hungarian (hu)
JNR DD51 sorozat
13
6Thai (th)
รถจักรดีเซล DD51
4
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
enEnglish
JNR Class DD51
huHungarian
JNR DD51 sorozat
jaJapanese
国鉄DD51形ディーゼル機関車
koKorean
일본국유철도 DD51형 디젤 기관차
thThai
รถจักรดีเซล DD51
zhChinese
日本國鐵DD51型柴油機車

Popularity rank trends

Best Rank English:
#703814
09.2014
Global:
#81137
03.2021

AI rank trends

Best Rank English:
#85560
03.2021
Global:
#15525
07.2004

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on JNR Class DD51 from Wikipedia articles about Diesel locomotive, JR Freight Class DF200, JNR Class DE10, JNR Class DF50 and JNR DD54 class. Whereas reading the article about JNR Class DD51 people most often go to Wikipedia articles on JNR Class DF50, JNR Class DE10, JR Freight Class DF200, JNR DD54 class and JNR Class DE50.

Cumulative results of quality and popularity of the Wikipedia article

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

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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