Apparent horizon

en

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Apparent horizon

Quality:

Apparent horizon - surface that is the boundary between light rays that are directed outwards and moving outwards, and those directed outward but moving inward. Article “Apparent horizon” in English Wikipedia has 18.5 points for quality (as of July 1, 2026). The article contains 6 references and 5 sections.

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

Since the creation of article “Apparent horizon”, its content was written by 35 registered users of English Wikipedia and edited by 45 registered Wikipedia users in all languages.

The article is cited 18 times in English Wikipedia and cited 31 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (English): #117642 in June 2016
  • Global: #258319 in April 2019

The highest popularity rank from 2008:

  • Local (English): #301835 in January 2014
  • Global: #530041 in January 2014

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, 2026 (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
1Catalan (ca)
Horitzó aparent
20.5217
2Arabic (ar)
أفق ظاهري
19.7945
3English (en)
Apparent horizon
18.5243
4Finnish (fi)
Näennäishorisontti
17.1107
5Ukrainian (uk)
Видимий горизонт
13.8089
6Portuguese (pt)
Horizonte aparente
13.6504
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 "Apparent horizon" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Apparent horizon
209 712
2Finnish (fi)
Näennäishorisontti
3 003
3Ukrainian (uk)
Видимий горизонт
2 262
4Portuguese (pt)
Horizonte aparente
411
5Arabic (ar)
أفق ظاهري
121
6Catalan (ca)
Horitzó aparent
49
More...

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

Most popular in June 2026

The most popular language versions of the article "Apparent horizon" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Apparent horizon
953
2Finnish (fi)
Näennäishorisontti
12
3Portuguese (pt)
Horizonte aparente
7
4Catalan (ca)
Horitzó aparent
5
5Ukrainian (uk)
Видимий горизонт
3
6Arabic (ar)
أفق ظاهري
0
More...

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

The highest AI

Language versions of the article "Apparent horizon" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Apparent horizon
35
2Arabic (ar)
أفق ظاهري
2
3Catalan (ca)
Horitzó aparent
2
4Finnish (fi)
Näennäishorisontti
2
5Portuguese (pt)
Horizonte aparente
2
6Ukrainian (uk)
Видимий горизонт
2
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 2026

Language versions of the article "Apparent horizon" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Catalan (ca)
Horitzó aparent
1
2Arabic (ar)
أفق ظاهري
0
3English (en)
Apparent horizon
0
4Finnish (fi)
Näennäishorisontti
0
5Portuguese (pt)
Horizonte aparente
0
6Ukrainian (uk)
Видимий горизонт
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 "Apparent horizon" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Apparent horizon
18
2Ukrainian (uk)
Видимий горизонт
5
3Catalan (ca)
Horitzó aparent
3
4Portuguese (pt)
Horizonte aparente
3
5Finnish (fi)
Näennäishorisontti
2
6Arabic (ar)
أفق ظاهري
0
More...

Scores

Estimated value for Wikipedia:
English:
Global:
Popularity in June 2026:
English:
Global:
Popularity in all years:
English:
Global:
Authors in June 2026:
English:
Global:
Registered authors in all years:
English:
Global:
Citations:
English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
أفق ظاهري
caCatalan
Horitzó aparent
enEnglish
Apparent horizon
fiFinnish
Näennäishorisontti
ptPortuguese
Horizonte aparente
ukUkrainian
Видимий горизонт

Popularity rank trends

Best Rank English:
#301835
01.2014
Global:
#530041
01.2014

AI rank trends

Best Rank English:
#117642
06.2016
Global:
#258319
04.2019

Languages comparison

Important global interconnections (July 2025 – June 2026)

Wikipedia readers most often find their way to information on Apparent horizon from Wikipedia articles about Event horizon, Holographic principle, Firewall, Magnetospheric eternally collapsing object and Trapped surface. Whereas reading the article about Apparent horizon people most often go to Wikipedia articles on Absolute horizon, Trapped surface, Event horizon, Naked singularity and Killing horizon.

Cumulative results of quality and popularity of the Wikipedia article

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

News from 16 March 2026

On 16 March 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 98th Academy Awards, Michael B. Jordan, Sinners, Jessie Buckley, Paul Thomas Anderson, Sean Penn, One Battle After Another, Amy Madigan, Hamnet, Timothée Chalamet.

In English Wikipedia the most popular articles on that day were: 98th Academy Awards, Michael B. Jordan, Paul Thomas Anderson, Jessie Buckley, Sinners (2025 film), Amy Madigan, Autumn Durald Arkapaw, Maya Rudolph, Sean Penn, Academy Awards.

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 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