Time constant

en

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Time constant

Quality:

Time constant - measure for the response of a dynamic system to a change of the system input. Article “Time constant” in English Wikipedia has 43.9 points for quality (as of July 1, 2025). The article contains 7 references and 14 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 2.31 points.

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

In June 2025 the article “Time constant” was edited by 1 authors in English Wikipedia and written by 1 authors in all languages.

Since the creation of article “Time constant”, its content was written by 100 registered users of English Wikipedia and edited by 348 registered Wikipedia users in all languages.

The article is cited 103 times in English Wikipedia and cited 491 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #50741 in May 2019
  • Global: #11991 in March 2004

The highest popularity rank from 2008:

  • Local (English): #29634 in March 2015
  • Global: #34407 in November 2014

There are 20 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.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Time constant
43.9225
2German (de)
Zeitkonstante
36.1959
3Japanese (ja)
時定数
20.0166
4Arabic (ar)
ثابت زمني
19.6573
5Persian (fa)
ثابت زمانی
19.6449
6Catalan (ca)
Constant de temps
18.9027
7Slovenian (sl)
Časovna konstanta
18.1869
8Chinese (zh)
时间常数
14.8533
9Korean (ko)
시간 상수
13.9266
10Italian (it)
Costante di tempo (fisica)
10.5266
More...

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

Most popular in all the time

The most popular language versions of the article "Time constant" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Time constant
3 213 035
2Japanese (ja)
時定数
1 319 272
3German (de)
Zeitkonstante
1 054 060
4French (fr)
Constante de temps
419 648
5Polish (pl)
Stała czasowa
270 814
6Russian (ru)
Постоянная времени
198 646
7Chinese (zh)
时间常数
133 348
8Italian (it)
Costante di tempo (fisica)
88 962
9Portuguese (pt)
Constante de tempo
80 013
10Korean (ko)
시간 상수
66 600
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Time constant" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Time constant
4 940
2Japanese (ja)
時定数
2 125
3German (de)
Zeitkonstante
1 327
4French (fr)
Constante de temps
873
5Korean (ko)
시간 상수
394
6Russian (ru)
Постоянная времени
361
7Chinese (zh)
时间常数
354
8Polish (pl)
Stała czasowa
320
9Czech (cs)
Časová konstanta obvodu
118
10Portuguese (pt)
Constante de tempo
82
More...

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

The highest AI

Language versions of the article "Time constant" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Time constant
100
2German (de)
Zeitkonstante
75
3French (fr)
Constante de temps
43
4Italian (it)
Costante di tempo (fisica)
25
5Japanese (ja)
時定数
24
6Russian (ru)
Постоянная времени
20
7Polish (pl)
Stała czasowa
14
8Swedish (sv)
Tidskonstant
9
9Portuguese (pt)
Constante de tempo
5
10Ukrainian (uk)
Постійна часу
5
More...

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

The highest AI in June 2025

Language versions of the article "Time constant" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Time constant
1
2Arabic (ar)
ثابت زمني
0
3Catalan (ca)
Constant de temps
0
4Czech (cs)
Časová konstanta obvodu
0
5German (de)
Zeitkonstante
0
6Estonian (et)
Ajakonstant
0
7Persian (fa)
ثابت زمانی
0
8French (fr)
Constante de temps
0
9Italian (it)
Costante di tempo (fisica)
0
10Japanese (ja)
時定数
0
More...

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

The highest CI

Language versions of the article "Time constant" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Time constant
103
2French (fr)
Constante de temps
79
3German (de)
Zeitkonstante
73
4Japanese (ja)
時定数
47
5Russian (ru)
Постоянная времени
39
6Persian (fa)
ثابت زمانی
27
7Portuguese (pt)
Constante de tempo
14
8Chinese (zh)
时间常数
14
9Estonian (et)
Ajakonstant
12
10Korean (ko)
시간 상수
11
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2025:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2025:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
ثابت زمني
caCatalan
Constant de temps
csCzech
Časová konstanta obvodu
deGerman
Zeitkonstante
enEnglish
Time constant
etEstonian
Ajakonstant
faPersian
ثابت زمانی
frFrench
Constante de temps
itItalian
Costante di tempo (fisica)
jaJapanese
時定数
koKorean
시간 상수
plPolish
Stała czasowa
ptPortuguese
Constante de tempo
ruRussian
Постоянная времени
slSlovenian
Časovna konstanta
svSwedish
Tidskonstant
trTurkish
Zaman sabiti
ukUkrainian
Постійна часу
uzUzbek
Vaqt doimiysi
zhChinese
时间常数

Popularity rank trends

Best Rank English:
#29634
03.2015
Global:
#34407
11.2014

AI rank trends

Best Rank English:
#50741
05.2019
Global:
#11991
03.2004

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Time constant from Wikipedia articles about Τ, Low-pass filter, Exponential decay, RC time constant and RC circuit. Whereas reading the article about Time constant people most often go to Wikipedia articles on RC circuit, Linear time-invariant system, Exponential decay, Step response and RC time constant.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In English Wikipedia the most popular articles on that day were: Jeffrey Epstein, Wuthering Heights, Wuthering Heights (2026 film), 2026 Winter Olympics, Lucas Pinheiro Braathen, Ice hockey at the 2026 Winter Olympics – Men's tournament, Epstein files, John F. Kennedy Jr., Anthony Kim, James Van Der Beek.

About WikiRank

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