LE-9

en

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LE-9

Quality:

LE-9 - liquid-fuel cryogenic rocket engine used on the future H3. Article “LE-9” in English Wikipedia has 24.9 points for quality (as of July 1, 2025). The article contains 12 references and 3 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 “LE-9”, its content was written by 14 registered users of English Wikipedia and edited by 42 registered Wikipedia users in all languages.

The article is cited 154 times in English Wikipedia and cited 453 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #153403 in August 2015
  • Global: #229124 in September 2020

The highest popularity rank from 2008:

  • Local (English): #501863 in March 2023
  • Global: #208504 in February 2023

There are 4 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)
LE-9
28.0591
2English (en)
LE-9
24.8707
3Indonesian (id)
LE-9
24.5887
4French (fr)
LE-9
14.7307
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 "LE-9" in all the time
#LanguagePopularity awardRelative popularity
1Japanese (ja)
LE-9
223 512
2English (en)
LE-9
54 869
3French (fr)
LE-9
3 123
4Indonesian (id)
LE-9
73
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 "LE-9" in June 2025
#LanguagePopularity awardRelative popularity
1Japanese (ja)
LE-9
1 544
2English (en)
LE-9
534
3French (fr)
LE-9
24
4Indonesian (id)
LE-9
3
More...

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

The highest AI

Language versions of the article "LE-9" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1Japanese (ja)
LE-9
20
2English (en)
LE-9
14
3French (fr)
LE-9
7
4Indonesian (id)
LE-9
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 "LE-9" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Japanese (ja)
LE-9
1
2English (en)
LE-9
0
3French (fr)
LE-9
0
4Indonesian (id)
LE-9
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 "LE-9" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Japanese (ja)
LE-9
174
2English (en)
LE-9
154
3French (fr)
LE-9
114
4Indonesian (id)
LE-9
11
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
LE-9
frFrench
LE-9
idIndonesian
LE-9
jaJapanese
LE-9

Popularity rank trends

Best Rank English:
#501863
03.2023
Global:
#208504
02.2023

AI rank trends

Best Rank English:
#153403
08.2015
Global:
#229124
09.2020

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on LE-9 from Wikipedia articles about H3 Launch Vehicle, Expander cycle, LE-7A, Raptor and LE-7. Whereas reading the article about LE-9 people most often go to Wikipedia articles on Expander cycle, H3 Launch Vehicle, LE-7, Wikipedia article and LE-7A.

Cumulative results of quality and popularity of the Wikipedia article

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

ja: LE-9
en: LE-9
fr: LE-9
id: LE-9

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 English Wikipedia the most popular articles on that day were: Eric Dane, Alysa Liu, Rebecca Gayheart, Jeffrey Epstein, 2026 Winter Olympics, Eileen Gu, John F. Kennedy Jr., Carolyn Bessette Kennedy, Deaths in 2026, Johannes Høsflot Klæbo.

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