Delta T

ΔT - Measure of variation of solar time from atomic time. Article “Delta T” in Spanish Wikipedia has 3.3 points for quality (as of July 1, 2026). The article contains 0 references and 2 sections.

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

Since the creation of article “Delta T”, its content was written by 9 registered users of Spanish Wikipedia and edited by 188 registered Wikipedia users in all languages.

The article is cited 7 times in Spanish Wikipedia and cited 633 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Spanish): #21176 in January 2006
• Global: #2480 in October 2001

The highest popularity rank from 2008:

• Local (Spanish): #116973 in May 2019
• Global: #290980 in November 2020

There are 10 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) ΔT (timekeeping)		48.375
2	Korean (ko) ΔT (시간 측정)		35.0556
3	German (de) Delta T		33.7178
4	Malay (ms) ΔT		32.6457
5	Chinese (zh) 世界时改正数		24.862
6	Greek (el) Δέλτα Τ		24.3498
7	Russian (ru) ΔT		21.0113
8	Turkish (tr) ΔT		20.7305
9	Japanese (ja) ΔT		16.7613
10	Spanish (es) Delta T		3.3347

More...

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

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

#	Language	Popularity award	Relative popularity
1	Russian (ru) ΔT		228 979
2	Spanish (es) Delta T		136 011
3	English (en) ΔT (timekeeping)		107 032
4	German (de) Delta T		89 778
5	Japanese (ja) ΔT		28 947
6	Turkish (tr) ΔT		9 276
7	Malay (ms) ΔT		3 891
8	Greek (el) Δέλτα Τ		1 986
9	Chinese (zh) 世界时改正数		1 539
10	Korean (ko) ΔT (시간 측정)		277

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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 "Delta T" in June 2026

#	Language	Popularity award	Relative popularity
1	English (en) ΔT (timekeeping)		1 128
2	Russian (ru) ΔT		380
3	German (de) Delta T		121
4	Japanese (ja) ΔT		116
5	Chinese (zh) 世界时改正数		66
6	Spanish (es) Delta T		58
7	Korean (ko) ΔT (시간 측정)		37
8	Turkish (tr) ΔT		34
9	Greek (el) Δέλτα Τ		10
10	Malay (ms) ΔT		10

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

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

#	Language	AI award	Relative AI
1	English (en) ΔT (timekeeping)		110
2	German (de) Delta T		25
3	Russian (ru) ΔT		19
4	Japanese (ja) ΔT		12
5	Spanish (es) Delta T		9
6	Malay (ms) ΔT		4
7	Turkish (tr) ΔT		3
8	Chinese (zh) 世界时改正数		3
9	Greek (el) Δέλτα Τ		2
10	Korean (ko) ΔT (시간 측정)		1

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 "Delta T" with the highest AI in June 2026

#	Language	AI award	Relative AI
1	Japanese (ja) ΔT		2
2	Korean (ko) ΔT (시간 측정)		1
3	Russian (ru) ΔT		1
4	Chinese (zh) 世界时改正数		1
5	German (de) Delta T		0
6	Greek (el) Δέλτα Τ		0
7	English (en) ΔT (timekeeping)		0
8	Spanish (es) Delta T		0
9	Malay (ms) ΔT		0
10	Turkish (tr) ΔT		0

More...

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

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

#	Language	CI award	Relative CI
1	English (en) ΔT (timekeeping)		188
2	Japanese (ja) ΔT		136
3	Turkish (tr) ΔT		112
4	Malay (ms) ΔT		53
5	Korean (ko) ΔT (시간 측정)		50
6	German (de) Delta T		46
7	Chinese (zh) 世界时改正数		23
8	Russian (ru) ΔT		17
9	Spanish (es) Delta T		7
10	Greek (el) Δέλτα Τ		1

More...

#	Language	Value
de	German Delta T
el	Greek Δέλτα Τ
en	English ΔT (timekeeping)
es	Spanish Delta T
ja	Japanese ΔT
ko	Korean ΔT (시간 측정)
ms	Malay ΔT
ru	Russian ΔT
tr	Turkish ΔT
zh	Chinese 世界时改正数

Best Rank

Spanish: #116973 05.2019

Global: #290980 11.2020

Best Rank

Spanish: #21176 01.2006

Global: #2480 10.2001

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Spanish Wikipedia the most popular articles on that day were: Copa Mundial de Fútbol de 2026, Julián Andrés Quiñones, Gilberto Mora Zambrano, Sebastián Beccacece, Raúl Jiménez, República Democrática del Congo, Javier Aguirre, Erling Haaland, Copa Mundial de Fútbol, Romelu Lukaku.

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