ER2

ER2 - electric multiple unit. Article “ER2” in Estonian Wikipedia has 27.1 points for quality (as of July 1, 2025). The article contains 3 references and 1 sections.

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

Since the creation of article “ER2”, its content was written by 1 registered users of Estonian Wikipedia and edited by 391 registered Wikipedia users in all languages.

The article is cited 6 times in Estonian Wikipedia and cited 764 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Estonian): #8985 in August 2020
• Global: #9769 in August 2009

The highest popularity rank from 2008:

• Local (Estonian): #25099 in August 2023
• Global: #49043 in August 2009

There are 10 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	Russian (ru) ЭР2		89.0827
2	German (de) SŽD-Baureihe ЭР2		76.08
3	Ukrainian (uk) ЕР2		58.2609
4	English (en) ER2 electric trainset		57.9298
5	Chinese (zh) ER2型电力动车组		57.3039
6	Japanese (ja) ソ連運輸省ER2形電車		45.7559
7	Estonian (et) ER2		27.108
8	Esperanto (eo) Serioj ER2 kaj ER9 de SZD		26.7045
9	Belarusian (be) ЭР2		9.6832
10	Finnish (fi) ER2		3.3157

More...

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

The most popular language versions of the article "ER2" in all the time

#	Language	Popularity award	Relative popularity
1	Russian (ru) ЭР2		1 116 818
2	English (en) ER2 electric trainset		104 455
3	Ukrainian (uk) ЕР2		37 791
4	German (de) SŽD-Baureihe ЭР2		22 545
5	Japanese (ja) ソ連運輸省ER2形電車		21 519
6	Chinese (zh) ER2型电力动车组		8 579
7	Esperanto (eo) Serioj ER2 kaj ER9 de SZD		4 057
8	Estonian (et) ER2		1 739
9	Finnish (fi) ER2		1 013
10	Belarusian (be) ЭР2		667

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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 "ER2" in June 2025

#	Language	Popularity award	Relative popularity
1	Russian (ru) ЭР2		3 930
2	English (en) ER2 electric trainset		875
3	Ukrainian (uk) ЕР2		325
4	Japanese (ja) ソ連運輸省ER2形電車		262
5	German (de) SŽD-Baureihe ЭР2		225
6	Chinese (zh) ER2型电力动车组		55
7	Estonian (et) ER2		27
8	Finnish (fi) ER2		21
9	Esperanto (eo) Serioj ER2 kaj ER9 de SZD		14
10	Belarusian (be) ЭР2		10

More...

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

Language versions of the article "ER2" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	Russian (ru) ЭР2		154
2	German (de) SŽD-Baureihe ЭР2		146
3	English (en) ER2 electric trainset		43
4	Ukrainian (uk) ЕР2		19
5	Esperanto (eo) Serioj ER2 kaj ER9 de SZD		14
6	Japanese (ja) ソ連運輸省ER2形電車		5
7	Belarusian (be) ЭР2		4
8	Finnish (fi) ER2		3
9	Chinese (zh) ER2型电力动车组		2
10	Estonian (et) ER2		1

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

Language versions of the article "ER2" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Russian (ru) ЭР2		3
2	German (de) SŽD-Baureihe ЭР2		2
3	English (en) ER2 electric trainset		1
4	Chinese (zh) ER2型电力动车组		1
5	Belarusian (be) ЭР2		0
6	Esperanto (eo) Serioj ER2 kaj ER9 de SZD		0
7	Estonian (et) ER2		0
8	Finnish (fi) ER2		0
9	Japanese (ja) ソ連運輸省ER2形電車		0
10	Ukrainian (uk) ЕР2		0

More...

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

Language versions of the article "ER2" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	Russian (ru) ЭР2		258
2	English (en) ER2 electric trainset		192
3	Ukrainian (uk) ЕР2		104
4	Japanese (ja) ソ連運輸省ER2形電車		87
5	Chinese (zh) ER2型电力动车组		53
6	German (de) SŽD-Baureihe ЭР2		47
7	Belarusian (be) ЭР2		7
8	Esperanto (eo) Serioj ER2 kaj ER9 de SZD		7
9	Estonian (et) ER2		6
10	Finnish (fi) ER2		3

More...

#	Language	Value
be	Belarusian ЭР2
de	German SŽD-Baureihe ЭР2
en	English ER2 electric trainset
eo	Esperanto Serioj ER2 kaj ER9 de SZD
et	Estonian ER2
fi	Finnish ER2
ja	Japanese ソ連運輸省ER2形電車
ru	Russian ЭР2
uk	Ukrainian ЕР2
zh	Chinese ER2型电力动车组

Best Rank

Estonian: #25099 08.2023

Global: #49043 08.2009

Best Rank

Estonian: #8985 08.2020

Global: #9769 08.2009

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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