Zero idrografico

Chart datum - level of water that charted depths displayed on a nautical chart are measured from. Article “Zero idrografico” in Italian Wikipedia has 8.5 points for quality (as of July 1, 2025). 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 “Zero idrografico”, its content was written by 5 registered users of Italian Wikipedia and edited by 213 registered Wikipedia users in all languages.

The article is cited 4 times in Italian Wikipedia and cited 369 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #24165 in July 2011
• Global: #72522 in July 2011

The highest popularity rank from 2008:

• Local (Italian): #184447 in November 2019
• Global: #191629 in November 2014

There are 11 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) Chart datum		40.5161
2	Catalan (ca) Zero hidrogràfic		25.0193
3	Persian (fa) مبنای نموداری		23.372
4	German (de) Seekartennull		23.2054
5	Norwegian (no) Sjøkartnull		10.0862
6	Italian (it) Zero idrografico		8.5156
7	French (fr) Zéro hydrographique		8.198
8	Dutch (nl) Reductievlak		6.0587
9	Norwegian (Nynorsk) (nn) Sjøkartnull		3.5071
10	Chinese (zh) 海圖基準面		2.0601

More...

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Chart datum		960 665
2	German (de) Seekartennull		188 663
3	French (fr) Zéro hydrographique		112 409
4	Dutch (nl) Reductievlak		31 476
5	Chinese (zh) 海圖基準面		26 458
6	Italian (it) Zero idrografico		19 853
7	Norwegian (no) Sjøkartnull		9 958
8	Norwegian (Nynorsk) (nn) Sjøkartnull		9 032
9	Greek (el) Στάθμη χάρτου		3 878
10	Catalan (ca) Zero hidrogràfic		731

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 "Zero idrografico" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Chart datum		3 869
2	German (de) Seekartennull		548
3	French (fr) Zéro hydrographique		460
4	Chinese (zh) 海圖基準面		212
5	Dutch (nl) Reductievlak		79
6	Norwegian (no) Sjøkartnull		40
7	Persian (fa) مبنای نموداری		14
8	Italian (it) Zero idrografico		14
9	Norwegian (Nynorsk) (nn) Sjøkartnull		12
10	Catalan (ca) Zero hidrogràfic		9

More...

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

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

#	Language	AI award	Relative AI
1	English (en) Chart datum		98
2	German (de) Seekartennull		51
3	French (fr) Zéro hydrographique		22
4	Dutch (nl) Reductievlak		10
5	Chinese (zh) 海圖基準面		9
6	Norwegian (no) Sjøkartnull		6
7	Greek (el) Στάθμη χάρτου		5
8	Italian (it) Zero idrografico		5
9	Norwegian (Nynorsk) (nn) Sjøkartnull		3
10	Catalan (ca) Zero hidrogràfic		2

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 "Zero idrografico" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Catalan (ca) Zero hidrogràfic		0
2	German (de) Seekartennull		0
3	Greek (el) Στάθμη χάρτου		0
4	English (en) Chart datum		0
5	Persian (fa) مبنای نموداری		0
6	French (fr) Zéro hydrographique		0
7	Italian (it) Zero idrografico		0
8	Dutch (nl) Reductievlak		0
9	Norwegian (Nynorsk) (nn) Sjøkartnull		0
10	Norwegian (no) Sjøkartnull		0

More...

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

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

#	Language	CI award	Relative CI
1	English (en) Chart datum		226
2	German (de) Seekartennull		72
3	French (fr) Zéro hydrographique		30
4	Chinese (zh) 海圖基準面		15
5	Dutch (nl) Reductievlak		11
6	Catalan (ca) Zero hidrogràfic		4
7	Italian (it) Zero idrografico		4
8	Persian (fa) مبنای نموداری		2
9	Norwegian (Nynorsk) (nn) Sjøkartnull		2
10	Norwegian (no) Sjøkartnull		2

More...

#	Language	Value
ca	Catalan Zero hidrogràfic
de	German Seekartennull
el	Greek Στάθμη χάρτου
en	English Chart datum
fa	Persian مبنای نموداری
fr	French Zéro hydrographique
it	Italian Zero idrografico
nl	Dutch Reductievlak
nn	Norwegian (Nynorsk) Sjøkartnull
no	Norwegian Sjøkartnull
zh	Chinese 海圖基準面

Best Rank

Italian: #184447 11.2019

Global: #191629 11.2014

Best Rank

Italian: #24165 07.2011

Global: #72522 07.2011

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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