First light (astronomy)

First light - first use of a new instrument to take an astronomical image after it has been constructed. Article “First light (astronomy)” in English Wikipedia has 26.7 points for quality (as of July 1, 2025). The article contains 6 references and 5 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 2.97 points.

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

In June 2025 the article “First light (astronomy)” was edited by 17 authors in English Wikipedia (2551^st place) and written by 26 authors in all languages (6462^nd place).

Since the creation of article “First light (astronomy)”, its content was written by 76 registered users of English Wikipedia and edited by 242 registered Wikipedia users in all languages.

The article is cited 193 times in English Wikipedia and cited 891 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #2551 in June 2025
• Global: #6462 in June 2025

The highest popularity rank from 2008:

• Local (English): #23163 in June 2025
• Global: #33767 in June 2025

There are 25 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.

#	Language	Quality grade	Quality score
1	Chinese (zh) 開光		41.9768
2	Ukrainian (uk) Перше світло (астрономія)		39.0589
3	Hebrew (he) אור ראשון (אסטרונומיה)		37.7687
4	Portuguese (pt) Primeira luz (astronomia)		34.9695
5	German (de) Erstes Licht		34.9437
6	Korean (ko) 퍼스트 라이트 (천문학)		33.9968
7	Georgian (ka) პირველი შუქი (ასტრონომია)		31.0839
8	Polish (pl) Pierwsze światło		29.6807
9	Catalan (ca) Primera llum		29.0676
10	Spanish (es) Primera luz		28.8253

More...

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

The most popular language versions of the article "First light (astronomy)" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) First light (astronomy)		308 132
2	German (de) Erstes Licht		79 883
3	Chinese (zh) 開光		41 674
4	Japanese (ja) ファーストライト		26 008
5	Russian (ru) Первый свет (астрономические инструменты)		20 072
6	French (fr) Première lumière		12 579
7	Italian (it) Prima luce		11 718
8	Spanish (es) Primera luz		7 099
9	Thai (th) แสงแรก		5 560
10	Dutch (nl) Eerste licht		4 618

More...

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

The most popular language versions of the article "First light (astronomy)" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) First light (astronomy)		37 596
2	Russian (ru) Первый свет (астрономические инструменты)		4 785
3	German (de) Erstes Licht		2 650
4	Chinese (zh) 開光		1 740
5	Simple English (simple) First light (astronomy)		453
6	Persian (fa) نخستین نور (اخترشناسی)		273
7	Indonesian (id) Cahaya pertama		151
8	Spanish (es) Primera luz		143
9	Czech (cs) První světlo		138
10	Japanese (ja) ファーストライト		128

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

Language versions of the article "First light (astronomy)" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) First light (astronomy)		76
2	German (de) Erstes Licht		43
3	Italian (it) Prima luce		21
4	French (fr) Première lumière		16
5	Chinese (zh) 開光		12
6	Japanese (ja) ファーストライト		8
7	Russian (ru) Первый свет (астрономические инструменты)		8
8	Dutch (nl) Eerste licht		7
9	Czech (cs) První světlo		6
10	Simple English (simple) First light (astronomy)		6

More...

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

Language versions of the article "First light (astronomy)" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) First light (astronomy)		17
2	Russian (ru) Первый свет (астрономические инструменты)		3
3	Chinese (zh) 開光		2
4	German (de) Erstes Licht		1
5	Persian (fa) نخستین نور (اخترشناسی)		1
6	Korean (ko) 퍼스트 라이트 (천문학)		1
7	Portuguese (pt) Primeira luz (astronomia)		1
8	Arabic (ar) أول ضوء (علم الفلك)		0
9	Catalan (ca) Primera llum		0
10	Czech (cs) První světlo		0

More...

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

Language versions of the article "First light (astronomy)" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) First light (astronomy)		193
2	Chinese (zh) 開光		128
3	Ukrainian (uk) Перше світло (астрономія)		71
4	Italian (it) Prima luce		67
5	French (fr) Première lumière		60
6	German (de) Erstes Licht		54
7	Japanese (ja) ファーストライト		53
8	Spanish (es) Primera luz		45
9	Persian (fa) نخستین نور (اخترشناسی)		41
10	Dutch (nl) Eerste licht		35

More...

#	Language	Value
ar	Arabic أول ضوء (علم الفلك)
ca	Catalan Primera llum
cs	Czech První světlo
de	German Erstes Licht
en	English First light (astronomy)
es	Spanish Primera luz
fa	Persian نخستین نور (اخترشناسی)
fr	French Première lumière
he	Hebrew אור ראשון (אסטרונומיה)
hy	Armenian Առաջին լույս
id	Indonesian Cahaya pertama
it	Italian Prima luce
ja	Japanese ファーストライト
ka	Georgian პირველი შუქი (ასტრონომია)
ko	Korean 퍼스트 라이트 (천문학)
nl	Dutch Eerste licht
pl	Polish Pierwsze światło
pt	Portuguese Primeira luz (astronomia)
ro	Romanian Prima lumină (astronomie)
ru	Russian Первый свет (астрономические инструменты)
simple	Simple English First light (astronomy)
sr	Serbian Прва светлост (астрономија)
th	Thai แสงแรก
uk	Ukrainian Перше світло (астрономія)
zh	Chinese 開光

Best Rank

English: #23163 06.2025

Global: #33767 06.2025

Best Rank

English: #2551 06.2025

Global: #6462 06.2025

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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