Nine-point circle

Nine-point circle - circle passing through nine significant concyclic points defined from the triangle. Article "Nine-point circle" in English Wikipedia has 48.2 points for quality (as of July 1, 2025). The article contains 13 references and 9 sections.

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

In June 2025 the article "Nine-point circle" was edited by 3 authors in English Wikipedia and written by 7 authors in all languages.

Since the creation of article "Nine-point circle", its content was written by 133 registered users of English Wikipedia and edited by 718 registered Wikipedia users in all languages.

The article is cited 79 times in English Wikipedia and cited 977 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #412 in December 2002
• Global: #1322 in January 2003

The highest popularity rank from 2008:

• Local (English): #115267 in January 2010
• Global: #97422 in April 2013

There are 36 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) Nine-point circle		48.156
2	Swedish (sv) Niopunktscirkeln		46.9406
3	German (de) Feuerbachkreis		46.295
4	Polish (pl) Okrąg dziewięciu punktów		44.7
5	Portuguese (pt) Círculo de nove pontos		39.828
6	Finnish (fi) Yhdeksän pisteen ympyrä		38.3175
7	Russian (ru) Окружность девяти точек		38.2324
8	Greek (el) Κύκλος Όιλερ		33.0115
9	Hungarian (hu) Feuerbach-kör		31.2194
10	Japanese (ja) 九点円		30.7904

More...

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

The most popular language versions of the article "Nine-point circle" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Nine-point circle		675 768
2	Spanish (es) Circunferencia de los nueve puntos		281 366
3	German (de) Feuerbachkreis		186 191
4	French (fr) Cercle d'Euler		180 265
5	Russian (ru) Окружность девяти точек		174 938
6	Chinese (zh) 九点圆定理		120 233
7	Vietnamese (vi) Đường tròn Euler		118 370
8	Japanese (ja) 九点円		112 906
9	Hungarian (hu) Feuerbach-kör		74 511
10	Polish (pl) Okrąg dziewięciu punktów		68 625

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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 "Nine-point circle" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Nine-point circle		3 106
2	Russian (ru) Окружность девяти точек		646
3	Chinese (zh) 九点圆定理		623
4	German (de) Feuerbachkreis		600
5	Vietnamese (vi) Đường tròn Euler		526
6	French (fr) Cercle d'Euler		427
7	Japanese (ja) 九点円		350
8	Hungarian (hu) Feuerbach-kör		310
9	Portuguese (pt) Círculo de nove pontos		282
10	Spanish (es) Circunferencia de los nueve puntos		270

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

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

#	Language	AI award	Relative AI
1	English (en) Nine-point circle		133
2	German (de) Feuerbachkreis		78
3	French (fr) Cercle d'Euler		73
4	Russian (ru) Окружность девяти точек		43
5	Italian (it) Cerchio di Feuerbach		38
6	Chinese (zh) 九点圆定理		34
7	Hungarian (hu) Feuerbach-kör		33
8	Vietnamese (vi) Đường tròn Euler		28
9	Spanish (es) Circunferencia de los nueve puntos		26
10	Dutch (nl) Negenpuntscirkel		26

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

Language versions of the article "Nine-point circle" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Nine-point circle		3
2	Greek (el) Κύκλος Όιλερ		2
3	Arabic (ar) دائرة النقاط التسع		1
4	Swedish (sv) Niopunktscirkeln		1
5	Bulgarian (bg) Окръжност на Ойлер		0
6	Catalan (ca) Circumferència dels nou punts		0
7	Czech (cs) Kružnice devíti bodů		0
8	German (de) Feuerbachkreis		0
9	Spanish (es) Circunferencia de los nueve puntos		0
10	Basque (eu) Bederatzi puntuetako zirkunferentzia		0

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

Language versions of the article "Nine-point circle" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Greek (el) Κύκλος Όιλερ		126
2	French (fr) Cercle d'Euler		107
3	Polish (pl) Okrąg dziewięciu punktów		80
4	English (en) Nine-point circle		79
5	Russian (ru) Окружность девяти точек		68
6	Japanese (ja) 九点円		62
7	German (de) Feuerbachkreis		43
8	Spanish (es) Circunferencia de los nueve puntos		39
9	Chinese (zh) 九点圆定理		37
10	Vietnamese (vi) Đường tròn Euler		32

More...

#	Language	Value
ar	Arabic دائرة النقاط التسع
bg	Bulgarian Окръжност на Ойлер
ca	Catalan Circumferència dels nou punts
cs	Czech Kružnice devíti bodů
de	German Feuerbachkreis
el	Greek Κύκλος Όιλερ
en	English Nine-point circle
es	Spanish Circunferencia de los nueve puntos
eu	Basque Bederatzi puntuetako zirkunferentzia
fa	Persian دایره نه‌نقطه
fi	Finnish Yhdeksän pisteen ympyrä
fr	French Cercle d'Euler
he	Hebrew מעגל תשע הנקודות
hi	Hindi नवबिन्दु वृत्त
hr	Croatian Feuerbachova kružnica
hu	Hungarian Feuerbach-kör
hy	Armenian Ինը կետերի շրջանագիծ
it	Italian Cerchio di Feuerbach
ja	Japanese 九点円
kk	Kazakh Тоғыз нүктелер шеңбері
ko	Korean 구점원
nl	Dutch Negenpuntscirkel
nn	Norwegian (Nynorsk) Nipunktsirkel
pl	Polish Okrąg dziewięciu punktów
pt	Portuguese Círculo de nove pontos
ro	Romanian Cercul celor nouă puncte
ru	Russian Окружность девяти точек
sk	Slovak Kružnica deviatich bodov
sr	Serbian Ојлерова кружница
sv	Swedish Niopunktscirkeln
ta	Tamil ஒன்பது-புள்ளி வட்டம்
tr	Turkish Dokuz nokta çemberi
uk	Ukrainian Коло дев'яти точок
ur	Urdu نو نقاطی دائرہ
vi	Vietnamese Đường tròn Euler
zh	Chinese 九点圆定理

Best Rank

English: #115267 01.2010

Global: #97422 04.2013

Best Rank

English: #412 12.2002

Global: #1322 01.2003

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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