HD 1

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HD 1

Quality:

HD 1 - binary star in the constellation Cepheus. Article “HD 1” in Simple English Wikipedia has 19.5 points for quality (as of July 1, 2025). The article contains 2 references and 1 sections.

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

Since the creation of article “HD 1”, its content was written by 3 registered users of Simple English Wikipedia and edited by 35 registered Wikipedia users in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #2654 in December 2022
  • Global: #83246 in September 2022

The highest popularity rank from 2008:

  • Local (Simple English): #39477 in November 2022
  • Global: #1989733 in September 2022

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
1English (en)
HD 1
32.1557
2Swedish (sv)
HD 1
29.104
3Japanese (ja)
HD 1
26.7122
4Catalan (ca)
HD 1
23.9803
5Simple English (simple)
HD 1
19.5221
6Italian (it)
HD 1
18.3991
7Spanish (es)
HD 1
14.2489
8Persian (fa)
اچ‌دی ۱
1.1028
9Chinese (zh)
HD 1
0.2902
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 "HD 1" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
HD 1
12 378
2Chinese (zh)
HD 1
1 816
3Catalan (ca)
HD 1
1 204
4Persian (fa)
اچ‌دی ۱
1 105
5Spanish (es)
HD 1
278
6Japanese (ja)
HD 1
251
7Simple English (simple)
HD 1
240
8Italian (it)
HD 1
200
9Swedish (sv)
HD 1
108
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 "HD 1" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
HD 1
205
2Chinese (zh)
HD 1
27
3Spanish (es)
HD 1
13
4Japanese (ja)
HD 1
10
5Italian (it)
HD 1
5
6Persian (fa)
اچ‌دی ۱
3
7Simple English (simple)
HD 1
3
8Swedish (sv)
HD 1
3
9Catalan (ca)
HD 1
2
More...

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

The highest AI

Language versions of the article "HD 1" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
HD 1
12
2Catalan (ca)
HD 1
5
3Italian (it)
HD 1
4
4Chinese (zh)
HD 1
4
5Spanish (es)
HD 1
3
6Simple English (simple)
HD 1
3
7Japanese (ja)
HD 1
2
8Persian (fa)
اچ‌دی ۱
1
9Swedish (sv)
HD 1
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 "HD 1" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
HD 1
2
2Catalan (ca)
HD 1
0
3Spanish (es)
HD 1
0
4Persian (fa)
اچ‌دی ۱
0
5Italian (it)
HD 1
0
6Japanese (ja)
HD 1
0
7Simple English (simple)
HD 1
0
8Swedish (sv)
HD 1
0
9Chinese (zh)
HD 1
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 "HD 1" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
HD 1
102
2Swedish (sv)
HD 1
73
3Chinese (zh)
HD 1
56
4Catalan (ca)
HD 1
26
5Persian (fa)
اچ‌دی ۱
5
6Italian (it)
HD 1
1
7Japanese (ja)
HD 1
1
8Spanish (es)
HD 1
0
9Simple English (simple)
HD 1
0
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
caCatalan
HD 1
enEnglish
HD 1
esSpanish
HD 1
faPersian
اچ‌دی ۱
itItalian
HD 1
jaJapanese
HD 1
simpleSimple English
HD 1
svSwedish
HD 1
zhChinese
HD 1

Popularity rank trends

Best Rank Simple English:
#39477
11.2022
Global:
#1989733
09.2022

AI rank trends

Best Rank Simple English:
#2654
12.2022
Global:
#83246
09.2022

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):

en: HD 1
zh: HD 1
ca: HD 1
es: HD 1
ja: HD 1
simple: HD 1
it: HD 1
sv: HD 1

News from 28 January 2026

On 28 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2025–26 UEFA Champions League, Nipah virus, Doomsday Clock, UEFA Champions League, Elena Rybakina, Donald Trump, 2026 European Men's Handball Championship, killing of Alex Pretti, Kristi Noem, deaths in 2026.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, Pornhub, XXXTentacion, XVideos, List of people who have walked on the Moon, Manon Bannerman, Ajit Pawar, List of U.S. states, List of sex positions.

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