ECEF

ECEF - Earth-centered, Earth-fixed reference frame. Article “ECEF” in Italian Wikipedia has 10.2 points for quality (as of July 1, 2026). The article contains 1 references and 4 sections.

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

Since the creation of article “ECEF”, its content was written by 19 registered users of Italian Wikipedia and edited by 191 registered Wikipedia users in all languages.

The article is cited 6 times in Italian Wikipedia and cited 162 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #35749 in April 2007
• Global: #128904 in August 2009

The highest popularity rank from 2008:

• Local (Italian): #108919 in October 2014
• Global: #195701 in April 2015

There are 17 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.

#	Language	Quality grade	Quality score
1	English (en) Earth-centered, Earth-fixed coordinate system		29.6701
2	German (de) Geozentrisches Koordinatensystem		24.6549
3	Kazakh (kk) Геоцентрлік санақ жүйесі		22.0348
4	Catalan (ca) Coordenades geocèntriques		18.4238
5	Russian (ru) Геоцентрические координаты		17.3786
6	Persian (fa) دستگاه مختصات زمین‌مرکز، زمین‌ایستا		11.2809
7	Italian (it) ECEF		10.2414
8	French (fr) Distance géocentrique		6.7447
9	Spanish (es) Coordenadas geocéntricas		6.7304
10	Chinese (zh) 地心地固坐标系		5.3213

More...

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Earth-centered, Earth-fixed coordinate system		1 143 177
2	German (de) Geozentrisches Koordinatensystem		57 640
3	Chinese (zh) 地心地固坐标系		45 796
4	Russian (ru) Геоцентрические координаты		45 292
5	Spanish (es) Coordenadas geocéntricas		41 292
6	Italian (it) ECEF		29 796
7	Korean (ko) ECEF		18 589
8	Indonesian (id) Geosentrik		17 335
9	Norwegian (no) Geosentriske koordinater		11 143
10	French (fr) Distance géocentrique		9 547

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 "ECEF" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) Earth-centered, Earth-fixed coordinate system		3 700
2	Russian (ru) Геоцентрические координаты		234
3	Chinese (zh) 地心地固坐标系		149
4	German (de) Geozentrisches Koordinatensystem		128
5	Italian (it) ECEF		60
6	French (fr) Distance géocentrique		52
7	Spanish (es) Coordenadas geocéntricas		42
8	Hebrew (he) ECEF		33
9	Korean (ko) ECEF		31
10	Kazakh (kk) Геоцентрлік санақ жүйесі		13

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

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

#	Language	AI award	Relative AI
1	English (en) Earth-centered, Earth-fixed coordinate system		73
2	Italian (it) ECEF		19
3	French (fr) Distance géocentrique		15
4	German (de) Geozentrisches Koordinatensystem		14
5	Norwegian (no) Geosentriske koordinater		10
6	Spanish (es) Coordenadas geocéntricas		8
7	Hebrew (he) ECEF		8
8	Russian (ru) Геоцентрические координаты		7
9	Catalan (ca) Coordenades geocèntriques		5
10	Korean (ko) ECEF		5

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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 "ECEF" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Catalan (ca) Coordenades geocèntriques		0
2	Czech (cs) ECEF		0
3	German (de) Geozentrisches Koordinatensystem		0
4	English (en) Earth-centered, Earth-fixed coordinate system		0
5	Spanish (es) Coordenadas geocéntricas		0
6	Persian (fa) دستگاه مختصات زمین‌مرکز، زمین‌ایستا		0
7	French (fr) Distance géocentrique		0
8	Hebrew (he) ECEF		0
9	Indonesian (id) Geosentrik		0
10	Italian (it) ECEF		0

More...

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

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

#	Language	CI award	Relative CI
1	English (en) Earth-centered, Earth-fixed coordinate system		69
2	Spanish (es) Coordenadas geocéntricas		21
3	German (de) Geozentrisches Koordinatensystem		10
4	Chinese (zh) 地心地固坐标系		9
5	Hebrew (he) ECEF		8
6	Korean (ko) ECEF		8
7	Catalan (ca) Coordenades geocèntriques		6
8	Italian (it) ECEF		6
9	Czech (cs) ECEF		4
10	Persian (fa) دستگاه مختصات زمین‌مرکز، زمین‌ایستا		4

More...

#	Language	Value
ca	Catalan Coordenades geocèntriques
cs	Czech ECEF
de	German Geozentrisches Koordinatensystem
en	English Earth-centered, Earth-fixed coordinate system
es	Spanish Coordenadas geocéntricas
fa	Persian دستگاه مختصات زمین‌مرکز، زمین‌ایستا
fr	French Distance géocentrique
he	Hebrew ECEF
id	Indonesian Geosentrik
it	Italian ECEF
kk	Kazakh Геоцентрлік санақ жүйесі
ko	Korean ECEF
no	Norwegian Geosentriske koordinater
ru	Russian Геоцентрические координаты
sk	Slovak Geocentrická súradnicová sústava
sv	Swedish Geocentriskt kartesiskt koordinatsystem
zh	Chinese 地心地固坐标系

Best Rank

Italian: #108919 10.2014

Global: #195701 04.2015

Best Rank

Italian: #35749 04.2007

Global: #128904 08.2009

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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 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