Northrop YA-9

Northrop YA-9 - prototype attack aircraft developed for the US Air Force A-X program. Article “Northrop YA-9” in Vietnamese Wikipedia has 12.8 points for quality (as of July 1, 2025). The article contains 1 references and 4 sections.

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

Since the creation of article “Northrop YA-9”, its content was written by 10 registered users of Vietnamese Wikipedia and edited by 243 registered Wikipedia users in all languages.

The article is cited 61 times in Vietnamese Wikipedia and cited 945 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Vietnamese): #766 in May 2013
• Global: #43323 in December 2010

The highest popularity rank from 2008:

• Local (Vietnamese): #32923 in October 2015
• Global: #79225 in March 2022

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.

#	Language	Quality grade	Quality score
1	Chinese (zh) YA-9攻擊機		54.3678
2	English (en) Northrop YA-9		50.8295
3	Lithuanian (lt) Northrop YA-9		39.9827
4	Spanish (es) Northrop YA-9		31.2498
5	Italian (it) Northrop YA-9		20.8217
6	Czech (cs) Northrop YA-9		19.6127
7	French (fr) Northrop YA-9		14.2424
8	Slovenian (sl) Northrop YA-9		13.7305
9	Vietnamese (vi) Northrop YA-9		12.7867
10	German (de) Northrop YA-9		12.0214

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Northrop YA-9" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Northrop YA-9		1 471 988
2	Japanese (ja) YA-9 (航空機)		308 807
3	German (de) Northrop YA-9		192 146
4	Spanish (es) Northrop YA-9		142 251
5	French (fr) Northrop YA-9		93 342
6	Italian (it) Northrop YA-9		71 478
7	Polish (pl) Northrop YA-9		39 379
8	Persian (fa) نورثروپ وای‌ای-۹		24 258
9	Vietnamese (vi) Northrop YA-9		6 883
10	Czech (cs) Northrop YA-9		5 863

More...

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

The most popular language versions of the article "Northrop YA-9" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Northrop YA-9		5 776
2	Spanish (es) Northrop YA-9		1 018
3	German (de) Northrop YA-9		885
4	Japanese (ja) YA-9 (航空機)		723
5	Italian (it) Northrop YA-9		462
6	Persian (fa) نورثروپ وای‌ای-۹		394
7	French (fr) Northrop YA-9		251
8	Chinese (zh) YA-9攻擊機		85
9	Polish (pl) Northrop YA-9		70
10	Czech (cs) Northrop YA-9		61

More...

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

Language versions of the article "Northrop YA-9" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Northrop YA-9		82
2	Italian (it) Northrop YA-9		35
3	French (fr) Northrop YA-9		25
4	Japanese (ja) YA-9 (航空機)		24
5	German (de) Northrop YA-9		23
6	Spanish (es) Northrop YA-9		12
7	Polish (pl) Northrop YA-9		11
8	Vietnamese (vi) Northrop YA-9		10
9	Czech (cs) Northrop YA-9		7
10	Persian (fa) نورثروپ وای‌ای-۹		6

More...

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

Language versions of the article "Northrop YA-9" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Spanish (es) Northrop YA-9		1
2	Czech (cs) Northrop YA-9		0
3	German (de) Northrop YA-9		0
4	English (en) Northrop YA-9		0
5	Persian (fa) نورثروپ وای‌ای-۹		0
6	French (fr) Northrop YA-9		0
7	Indonesian (id) Northrop YA-9		0
8	Italian (it) Northrop YA-9		0
9	Japanese (ja) YA-9 (航空機)		0
10	Lithuanian (lt) Northrop YA-9		0

More...

The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Northrop YA-9" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Polish (pl) Northrop YA-9		254
2	English (en) Northrop YA-9		140
3	French (fr) Northrop YA-9		101
4	German (de) Northrop YA-9		98
5	Chinese (zh) YA-9攻擊機		67
6	Italian (it) Northrop YA-9		61
7	Vietnamese (vi) Northrop YA-9		61
8	Persian (fa) نورثروپ وای‌ای-۹		46
9	Indonesian (id) Northrop YA-9		40
10	Japanese (ja) YA-9 (航空機)		34

More...

#	Language	Value
cs	Czech Northrop YA-9
de	German Northrop YA-9
en	English Northrop YA-9
es	Spanish Northrop YA-9
fa	Persian نورثروپ وای‌ای-۹
fr	French Northrop YA-9
id	Indonesian Northrop YA-9
it	Italian Northrop YA-9
ja	Japanese YA-9 (航空機)
lt	Lithuanian Northrop YA-9
pl	Polish Northrop YA-9
sl	Slovenian Northrop YA-9
vi	Vietnamese Northrop YA-9
zh	Chinese YA-9攻擊機

Best Rank

Vietnamese: #32923 10.2015

Global: #79225 03.2022

Best Rank

Vietnamese: #766 05.2013

Global: #43323 12.2010

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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