Jan Kefer

sk

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Jan Kefer

Quality:

Jan Kefer - Czech astrologist and hermeticist (1906–1941). Article “Jan Kefer” in Slovak Wikipedia has 12.7 points for quality (as of July 1, 2025). The article contains 1 references and 4 sections.

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

Since the creation of article “Jan Kefer”, its content was written by 4 registered users of Slovak Wikipedia and edited by 106 registered Wikipedia users in all languages.

The article is cited 5 times in Slovak Wikipedia and cited 29 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Slovak): #3529 in January 2021
  • Global: #93400 in January 2014

The highest popularity rank from 2008:

  • Local (Slovak): #29746 in July 2012
  • Global: #795077 in August 2022

There are 6 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
1Czech (cs)
Jan Kefer
30.6519
2Polish (pl)
Jan Kefer
27.8748
3Russian (ru)
Кефер, Ян
22.4673
4Slovak (sk)
Jan Kefer
12.6554
5English (en)
Jan Kefer
7.0545
6Esperanto (eo)
Jan Kefer
6.6573
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 "Jan Kefer" in all the time
#LanguagePopularity awardRelative popularity
1Czech (cs)
Jan Kefer
52 870
2English (en)
Jan Kefer
18 342
3Russian (ru)
Кефер, Ян
11 260
4Slovak (sk)
Jan Kefer
5 564
5Polish (pl)
Jan Kefer
1 230
6Esperanto (eo)
Jan Kefer
290
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 "Jan Kefer" in June 2025
#LanguagePopularity awardRelative popularity
1Czech (cs)
Jan Kefer
212
2English (en)
Jan Kefer
183
3Russian (ru)
Кефер, Ян
41
4Slovak (sk)
Jan Kefer
24
5Polish (pl)
Jan Kefer
9
6Esperanto (eo)
Jan Kefer
7
More...

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

The highest AI

Language versions of the article "Jan Kefer" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1Czech (cs)
Jan Kefer
40
2English (en)
Jan Kefer
27
3Russian (ru)
Кефер, Ян
20
4Polish (pl)
Jan Kefer
8
5Esperanto (eo)
Jan Kefer
7
6Slovak (sk)
Jan Kefer
4
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 "Jan Kefer" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Czech (cs)
Jan Kefer
0
2English (en)
Jan Kefer
0
3Esperanto (eo)
Jan Kefer
0
4Polish (pl)
Jan Kefer
0
5Russian (ru)
Кефер, Ян
0
6Slovak (sk)
Jan Kefer
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 "Jan Kefer" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Czech (cs)
Jan Kefer
13
2Slovak (sk)
Jan Kefer
5
3Russian (ru)
Кефер, Ян
4
4English (en)
Jan Kefer
3
5Esperanto (eo)
Jan Kefer
2
6Polish (pl)
Jan Kefer
2
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
csCzech
Jan Kefer
enEnglish
Jan Kefer
eoEsperanto
Jan Kefer
plPolish
Jan Kefer
ruRussian
Кефер, Ян
skSlovak
Jan Kefer

Popularity rank trends

Best Rank Slovak:
#29746
07.2012
Global:
#795077
08.2022

AI rank trends

Best Rank Slovak:
#3529
01.2021
Global:
#93400
01.2014

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 21 December 2025

On 21 December 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Anthony Joshua, James Ransone, Avatar: Fire and Ash, Jake Paul, Wake Up Dead Man, Stranger Things, Ghislaine Maxwell, Avatar, Avatar: The Way of Water.

In Slovak Wikipedia the most popular articles on that day were: Tunel Višňové, Katarína Nádaská, Emília Vášáryová, Édith Piaf, Michael Clarke Duncan, Diaľnica D1 (Slovensko), Zelená míľa, Heath Ledger, Rádio Expres, Slnovrat (astronómia).

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