Índex espectral

ca

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Índex espectral

Quality:

Spectral index - measure of the dependence of radiative flux density on frequency (astronomical term). Article “Índex espectral” in Catalan Wikipedia has 12 points for quality (as of July 1, 2025). The article contains 2 references and 2 sections.

This article has the best quality in Chinese Wikipedia. However, the most popular language version of this article is English.

Since the creation of article “Índex espectral”, its content was written by 6 registered users of Catalan Wikipedia and edited by 51 registered Wikipedia users in all languages.

The article is cited 3 times in Catalan Wikipedia and cited 172 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Catalan): #2603 in January 2021
  • Global: #307452 in October 2012

The highest popularity rank from 2008:

  • Local (Catalan): #18296 in January 2025
  • Global: #417043 in February 2020

There are 9 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
1Chinese (zh)
譜指數
12.1291
2Catalan (ca)
Índex espectral
12.0216
3Russian (ru)
Спектральный индекс
10.5057
4English (en)
Spectral index
10.1698
5Spanish (es)
Índice espectral
9.1629
6Ukrainian (uk)
Спектральний індекс
6.9547
7French (fr)
Indice spectral
1.7241
8Dutch (nl)
Spectraalindex
1.2712
9Italian (it)
Indice spettrale
0.2007
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 "Índex espectral" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Spectral index
130 102
2French (fr)
Indice spectral
11 293
3Spanish (es)
Índice espectral
10 342
4Italian (it)
Indice spettrale
7 139
5Chinese (zh)
譜指數
3 976
6Russian (ru)
Спектральный индекс
3 516
7Catalan (ca)
Índex espectral
406
8Dutch (nl)
Spectraalindex
297
9Ukrainian (uk)
Спектральний індекс
127
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 "Índex espectral" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Spectral index
423
2French (fr)
Indice spectral
40
3Italian (it)
Indice spettrale
21
4Russian (ru)
Спектральный индекс
19
5Spanish (es)
Índice espectral
18
6Ukrainian (uk)
Спектральний індекс
9
7Chinese (zh)
譜指數
7
8Catalan (ca)
Índex espectral
4
9Dutch (nl)
Spectraalindex
1
More...

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

The highest AI

Language versions of the article "Índex espectral" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Spectral index
18
2French (fr)
Indice spectral
11
3Italian (it)
Indice spettrale
8
4Catalan (ca)
Índex espectral
6
5Spanish (es)
Índice espectral
2
6Ukrainian (uk)
Спектральний індекс
2
7Chinese (zh)
譜指數
2
8Dutch (nl)
Spectraalindex
1
9Russian (ru)
Спектральный индекс
1
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 "Índex espectral" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Catalan (ca)
Índex espectral
0
2English (en)
Spectral index
0
3Spanish (es)
Índice espectral
0
4French (fr)
Indice spectral
0
5Italian (it)
Indice spettrale
0
6Dutch (nl)
Spectraalindex
0
7Russian (ru)
Спектральный индекс
0
8Ukrainian (uk)
Спектральний індекс
0
9Chinese (zh)
譜指數
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 "Índex espectral" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1French (fr)
Indice spectral
109
2English (en)
Spectral index
33
3Italian (it)
Indice spettrale
8
4Russian (ru)
Спектральный индекс
6
5Spanish (es)
Índice espectral
5
6Ukrainian (uk)
Спектральний індекс
4
7Catalan (ca)
Índex espectral
3
8Chinese (zh)
譜指數
3
9Dutch (nl)
Spectraalindex
1
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
caCatalan
Índex espectral
enEnglish
Spectral index
esSpanish
Índice espectral
frFrench
Indice spectral
itItalian
Indice spettrale
nlDutch
Spectraalindex
ruRussian
Спектральный индекс
ukUkrainian
Спектральний індекс
zhChinese
譜指數

Popularity rank trends

Best Rank Catalan:
#18296
01.2025
Global:
#417043
02.2020

AI rank trends

Best Rank Catalan:
#2603
01.2021
Global:
#307452
10.2012

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

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 Catalan Wikipedia the most popular articles on that day were: Oriol Cardona Coll, Loles León, Amaia Aberasturi Franco, Joan Cardona Tarrés, Kílian Jornet i Burgada, Nil Cardona Coll, Cims borrascosos, Llista de normes que estableixen l'ús obligatori del castellà a l'Espanya contemporània, Patrick Swayze, Jeffrey Epstein.

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