ALT

Approach and Landing Tests - trials of the prototype Space Shuttle Enterprise. Article “ALT” in Bulgarian Wikipedia has 14.7 points for quality (as of July 1, 2025). The article contains 0 references and 8 sections.

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

Since the creation of article “ALT”, its content was written by 9 registered users of Bulgarian Wikipedia and edited by 192 registered Wikipedia users in all languages.

The article is cited 9 times in Bulgarian Wikipedia and cited 984 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Bulgarian): #131 in August 2011
• Global: #27933 in July 2004

The highest popularity rank from 2008:

• Local (Bulgarian): #34938 in August 2011
• Global: #119831 in July 2009

There are 12 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	English (en) Approach and Landing Tests		59.6464
2	German (de) Approach and Landing Tests		52.2526
3	Korean (ko) 엔터프라이즈호의 진입 착륙 시험		51.9374
4	Japanese (ja) 進入・着陸試験		41.8596
5	Vietnamese (vi) Tiếp cận và hạ cánh thử nghiệm tàu con thoi		38.5623
6	Spanish (es) Approach and Landing Tests		37.5865
7	Polish (pl) ALT - Próby podejścia i lądowania		29.4968
8	Arabic (ar) تجارب الاقتراب والهبوط		15.7997
9	Bulgarian (bg) ALT		14.6996
10	French (fr) Tests d'approche et d'atterrissage de la navette spatiale américaine		10.5581

More...

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

The most popular language versions of the article "ALT" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Approach and Landing Tests		583 776
2	French (fr) Tests d'approche et d'atterrissage de la navette spatiale américaine		46 468
3	German (de) Approach and Landing Tests		36 701
4	Italian (it) Approach and Landing Tests		19 619
5	Polish (pl) ALT - Próby podejścia i lądowania		17 911
6	Japanese (ja) 進入・着陸試験		3 097
7	Bulgarian (bg) ALT		2 798
8	Arabic (ar) تجارب الاقتراب والهبوط		2 407
9	Vietnamese (vi) Tiếp cận và hạ cánh thử nghiệm tàu con thoi		2 184
10	Spanish (es) Approach and Landing Tests		1 940

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 "ALT" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Approach and Landing Tests		2 292
2	French (fr) Tests d'approche et d'atterrissage de la navette spatiale américaine		218
3	Spanish (es) Approach and Landing Tests		107
4	German (de) Approach and Landing Tests		99
5	Polish (pl) ALT - Próby podejścia i lądowania		55
6	Japanese (ja) 進入・着陸試験		52
7	Italian (it) Approach and Landing Tests		39
8	Arabic (ar) تجارب الاقتراب والهبوط		13
9	Persian (fa) آزمایش‌های نزدیکی و فرود		12
10	Bulgarian (bg) ALT		10

More...

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

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

#	Language	AI award	Relative AI
1	German (de) Approach and Landing Tests		57
2	English (en) Approach and Landing Tests		53
3	French (fr) Tests d'approche et d'atterrissage de la navette spatiale américaine		19
4	Italian (it) Approach and Landing Tests		15
5	Spanish (es) Approach and Landing Tests		10
6	Polish (pl) ALT - Próby podejścia i lądowania		10
7	Bulgarian (bg) ALT		9
8	Vietnamese (vi) Tiếp cận và hạ cánh thử nghiệm tàu con thoi		7
9	Japanese (ja) 進入・着陸試験		5
10	Arabic (ar) تجارب الاقتراب والهبوط		4

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 "ALT" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) تجارب الاقتراب والهبوط		0
2	Bulgarian (bg) ALT		0
3	German (de) Approach and Landing Tests		0
4	English (en) Approach and Landing Tests		0
5	Spanish (es) Approach and Landing Tests		0
6	Persian (fa) آزمایش‌های نزدیکی و فرود		0
7	French (fr) Tests d'approche et d'atterrissage de la navette spatiale américaine		0
8	Italian (it) Approach and Landing Tests		0
9	Japanese (ja) 進入・着陸試験		0
10	Korean (ko) 엔터프라이즈호의 진입 착륙 시험		0

More...

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

Language versions of the article "ALT" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Approach and Landing Tests		288
2	French (fr) Tests d'approche et d'atterrissage de la navette spatiale américaine		164
3	Arabic (ar) تجارب الاقتراب والهبوط		148
4	Persian (fa) آزمایش‌های نزدیکی و فرود		148
5	Korean (ko) 엔터프라이즈호의 진입 착륙 시험		55
6	Italian (it) Approach and Landing Tests		53
7	Polish (pl) ALT - Próby podejścia i lądowania		46
8	Japanese (ja) 進入・着陸試験		43
9	German (de) Approach and Landing Tests		22
10	Bulgarian (bg) ALT		9

More...

#	Language	Value
ar	Arabic تجارب الاقتراب والهبوط
bg	Bulgarian ALT
de	German Approach and Landing Tests
en	English Approach and Landing Tests
es	Spanish Approach and Landing Tests
fa	Persian آزمایش‌های نزدیکی و فرود
fr	French Tests d'approche et d'atterrissage de la navette spatiale américaine
it	Italian Approach and Landing Tests
ja	Japanese 進入・着陸試験
ko	Korean 엔터프라이즈호의 진입 착륙 시험
pl	Polish ALT - Próby podejścia i lądowania
vi	Vietnamese Tiếp cận và hạ cánh thử nghiệm tàu con thoi

Best Rank

Bulgarian: #34938 08.2011

Global: #119831 07.2009

Best Rank

Bulgarian: #131 08.2011

Global: #27933 07.2004

On 26 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: killing of Alex Pretti, Alex Honnold, Nipah virus, A Knight of the Seven Kingdoms, Donald Trump, Sam Darnold, Sinners, U.S. Immigration and Customs Enforcement, Marty Supreme, deaths in 2026.

In Bulgarian Wikipedia the most popular articles on that day were: Фритьоф Нансен, Период „Пролети и есени“, Тома Томов (журналист), Илияна Йотова, Димитър Списаревски, Булгур, Тройунция, Румен Радев, Кускус, Период на воюващите държави.

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