Иллюзия с тенью на шахматной доске

Checker shadow illusion - optical illusion published by Edward H. Adelson. Article “Иллюзия с тенью на шахматной доске” in Russian Wikipedia has 17.5 points for quality (as of July 1, 2025). The article contains 4 references and 4 sections.

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

Since the creation of article “Иллюзия с тенью на шахматной доске”, its content was written by 11 registered users of Russian Wikipedia and edited by 253 registered Wikipedia users in all languages.

The article is cited 57 times in Russian Wikipedia and cited 336 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Russian): #29603 in August 2021
• Global: #38168 in June 2022

The highest popularity rank from 2008:

• Local (Russian): #17906 in March 2015
• Global: #1290 in May 2014

There are 19 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) Checker shadow illusion		25.0131
2	Indonesian (id) Ilusi bayangan papan catur		23.8163
3	Ukrainian (uk) Ілюзія з тінню на шахівниці		20.1657
4	Slovenian (sl) Iluzija enakih barv		19.849
5	Persian (fa) توهم سایه شطرنج		19.1124
6	Catalan (ca) Tauler d'escacs d'Adelson		18.3741
7	Chinese (zh) 棋盤陰影錯覺		17.6733
8	Russian (ru) Иллюзия с тенью на шахматной доске		17.4998
9	Swedish (sv) Samma färg-illusionen		15.9437
10	Romanian (ro) Iluzie optică cu tabla de șah		15.4256

More...

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

The most popular language versions of the article "Иллюзия с тенью на шахматной доске" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Checker shadow illusion		2 341 490
2	French (fr) Échiquier d'Adelson		241 711
3	Russian (ru) Иллюзия с тенью на шахматной доске		107 488
4	Japanese (ja) チェッカーシャドー錯視		81 214
5	Chinese (zh) 棋盤陰影錯覺		69 122
6	Spanish (es) Tablero de ajedrez de Adelson		56 279
7	Polish (pl) Szachownica Adelsona		42 297
8	Thai (th) ภาพลวงตาสีเดียวกัน		22 233
9	Dutch (nl) Dambord van Adelson		18 879
10	Korean (ko) 체커 그림자 착시		16 062

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 "Иллюзия с тенью на шахматной доске" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Checker shadow illusion		5 823
2	French (fr) Échiquier d'Adelson		609
3	Russian (ru) Иллюзия с тенью на шахматной доске		472
4	Chinese (zh) 棋盤陰影錯覺		300
5	Japanese (ja) チェッカーシャドー錯視		276
6	Spanish (es) Tablero de ajedrez de Adelson		256
7	Polish (pl) Szachownica Adelsona		102
8	Korean (ko) 체커 그림자 착시		81
9	Armenian (hy) Շախմատային տախտակի ստվերի պատրանք		79
10	Dutch (nl) Dambord van Adelson		69

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

Language versions of the article "Иллюзия с тенью на шахматной доске" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Checker shadow illusion		115
2	French (fr) Échiquier d'Adelson		37
3	Ukrainian (uk) Ілюзія з тінню на шахівниці		13
4	Dutch (nl) Dambord van Adelson		11
5	Russian (ru) Иллюзия с тенью на шахматной доске		11
6	Polish (pl) Szachownica Adelsona		9
7	Chinese (zh) 棋盤陰影錯覺		9
8	Catalan (ca) Tauler d'escacs d'Adelson		8
9	Swedish (sv) Samma färg-illusionen		7
10	Japanese (ja) チェッカーシャドー錯視		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 "Иллюзия с тенью на шахматной доске" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Checker shadow illusion		1
2	Arabic (ar) خدعة رقعة الشطرنج		0
3	Catalan (ca) Tauler d'escacs d'Adelson		0
4	Spanish (es) Tablero de ajedrez de Adelson		0
5	Persian (fa) توهم سایه شطرنج		0
6	French (fr) Échiquier d'Adelson		0
7	Armenian (hy) Շախմատային տախտակի ստվերի պատրանք		0
8	Indonesian (id) Ilusi bayangan papan catur		0
9	Japanese (ja) チェッカーシャドー錯視		0
10	Korean (ko) 체커 그림자 착시		0

More...

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

Language versions of the article "Иллюзия с тенью на шахматной доске" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Checker shadow illusion		128
2	Russian (ru) Иллюзия с тенью на шахматной доске		57
3	Japanese (ja) チェッカーシャドー錯視		31
4	Chinese (zh) 棋盤陰影錯覺		29
5	Arabic (ar) خدعة رقعة الشطرنج		27
6	Persian (fa) توهم سایه شطرنج		13
7	French (fr) Échiquier d'Adelson		12
8	Romanian (ro) Iluzie optică cu tabla de șah		9
9	Spanish (es) Tablero de ajedrez de Adelson		6
10	Korean (ko) 체커 그림자 착시		6

More...

#	Language	Value
ar	Arabic خدعة رقعة الشطرنج
ca	Catalan Tauler d'escacs d'Adelson
en	English Checker shadow illusion
es	Spanish Tablero de ajedrez de Adelson
fa	Persian توهم سایه شطرنج
fr	French Échiquier d'Adelson
hy	Armenian Շախմատային տախտակի ստվերի պատրանք
id	Indonesian Ilusi bayangan papan catur
ja	Japanese チェッカーシャドー錯視
ko	Korean 체커 그림자 착시
nl	Dutch Dambord van Adelson
pl	Polish Szachownica Adelsona
ro	Romanian Iluzie optică cu tabla de șah
ru	Russian Иллюзия с тенью на шахматной доске
sl	Slovenian Iluzija enakih barv
sv	Swedish Samma färg-illusionen
th	Thai ภาพลวงตาสีเดียวกัน
uk	Ukrainian Ілюзія з тінню на шахівниці
zh	Chinese 棋盤陰影錯覺

Best Rank

Russian: #17906 03.2015

Global: #1290 05.2014

Best Rank

Russian: #29603 08.2021

Global: #38168 06.2022

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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