LR91

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LR91

Quality:

LR-91 - rocket engine used on the second stages of Titan rockets. Article “LR91” in English Wikipedia has 48.5 points for quality (as of July 1, 2026). The article contains 18 references and 4 sections.

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

Since the creation of article “LR91”, its content was written by 9 registered users of English Wikipedia and edited by 39 registered Wikipedia users in all languages.

The article is cited 192 times in English Wikipedia and cited 502 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #311208 in November 2017
  • Global: #179891 in April 2024

The highest popularity rank from 2008:

  • Local (English): #674021 in April 2026
  • Global: #1065448 in April 2026

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, 2026 (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
1English (en)
LR91
48.5377
2Polish (pl)
LR91
27.4659
3French (fr)
LR-91
16.0273
4Czech (cs)
LR-91
8.4676
5Japanese (ja)
LR-91
6.6962
6Korean (ko)
LR91
5.0904
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 "LR91" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
LR91
73 750
2Japanese (ja)
LR-91
6 371
3Czech (cs)
LR-91
3 485
4French (fr)
LR-91
1 021
5Korean (ko)
LR91
587
6Polish (pl)
LR91
175
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2026

The most popular language versions of the article "LR91" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
LR91
702
2French (fr)
LR-91
33
3Japanese (ja)
LR-91
19
4Czech (cs)
LR-91
8
5Korean (ko)
LR91
6
6Polish (pl)
LR91
5
More...

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

The highest AI

Language versions of the article "LR91" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1French (fr)
LR-91
11
2Czech (cs)
LR-91
10
3English (en)
LR91
9
4Japanese (ja)
LR-91
5
5Polish (pl)
LR91
3
6Korean (ko)
LR91
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 2026

Language versions of the article "LR91" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Czech (cs)
LR-91
0
2English (en)
LR91
0
3French (fr)
LR-91
0
4Japanese (ja)
LR-91
0
5Korean (ko)
LR91
0
6Polish (pl)
LR91
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 "LR91" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
LR91
192
2Japanese (ja)
LR-91
177
3French (fr)
LR-91
114
4Korean (ko)
LR91
13
5Czech (cs)
LR-91
6
6Polish (pl)
LR91
0
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2026:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2026:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
csCzech
LR-91
enEnglish
LR91
frFrench
LR-91
jaJapanese
LR-91
koKorean
LR91
plPolish
LR91

Popularity rank trends

Best Rank English:
#674021
04.2026
Global:
#1065448
04.2026

AI rank trends

Best Rank English:
#311208
11.2017
Global:
#179891
04.2024

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on LR-91 from Wikipedia articles about Titan II GLV, LGM-25C Titan II, LR-87, Titan IV and HGM-25A Titan I. Whereas reading the article about LR-91 people most often go to Wikipedia articles on Titan, LR-87, AJ10, Aerozine-50 and LGM-25C Titan II.

Cumulative results of quality and popularity of the Wikipedia article

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

en: LR91
ja: LR-91
cs: LR-91
fr: LR-91
ko: LR91
pl: LR91

News from 1 July 2026

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In English Wikipedia the most popular articles on that day were: 2026 FIFA World Cup, Harry Kane, Julián Quiñones, List of FIFA World Cup top goalscorers, Kylian Mbappé, Democratic Republic of the Congo, Erling Haaland, DR Congo national football team, Melat Kiros, FIFA World Cup.

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information