Mão morta

pt

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Mão morta

Quality:

Dead Hand - nuclear-control system used by the Soviet Union and Russia. Article “Mão morta” in Portuguese Wikipedia has 28.8 points for quality (as of July 1, 2025). The article contains 8 references and 4 sections.

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

Achievements in the last month:
Portuguese Wikipedia:
The 4910th most popular in Portuguese Wikipedia in the last month.
Global Wikipedia:
The 7351st most popular in all topics in the last month.

In June 2025 the article “Mão morta” was edited by 1 authors in Portuguese Wikipedia and written by 12 authors in all languages.

Since the creation of article “Mão morta”, its content was written by 4 registered users of Portuguese Wikipedia and edited by 534 registered Wikipedia users in all languages.

The highest Authors Interest rank from 2001:

  • Local (Portuguese): #8738 in September 2023
  • Global: #14749 in March 2014

The highest popularity rank from 2008:

  • Local (Portuguese): #4910 in June 2025
  • Global: #2693 in March 2022

There are 22 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)
Dead Hand
40.2223
2Norwegian (Nynorsk) (nn)
Handa frå grava
40.1889
3Russian (ru)
Система «Периметр»
33.5262
4Azerbaijani (az)
"Perimetr" sistemi
33.0644
5German (de)
Tote Hand (Nuklearstrategie)
31.0943
6Portuguese (pt)
Mão morta
28.8
7Hungarian (hu)
Holt kéz
27.897
8French (fr)
Perimeter (guerre nucléaire)
26.7922
9Polish (pl)
Perymetr (system komunikacyjny)
26.7376
10Armenian (hy)
Մեռյալ ձեռք
23.9212
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 "Mão morta" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Dead Hand
4 656 573
2Russian (ru)
Система «Периметр»
2 868 824
3German (de)
Tote Hand (Nuklearstrategie)
493 789
4Japanese (ja)
死の手
141 226
5Chinese (zh)
死亡之手
75 554
6Spanish (es)
Sistema Perímetro
51 335
7French (fr)
Perimeter (guerre nucléaire)
38 953
8Polish (pl)
Perymetr (system komunikacyjny)
36 238
9Ukrainian (uk)
Система «Периметр»
35 184
10Finnish (fi)
Perimetr
28 583
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 "Mão morta" in June 2025
#LanguagePopularity awardRelative popularity
1Russian (ru)
Система «Периметр»
65 135
2English (en)
Dead Hand
55 141
3Portuguese (pt)
Mão morta
5 149
4German (de)
Tote Hand (Nuklearstrategie)
4 504
5Arabic (ar)
اليد الميتة
2 452
6Japanese (ja)
死の手
2 303
7Chinese (zh)
死亡之手
1 399
8French (fr)
Perimeter (guerre nucléaire)
1 016
9Italian (it)
Perimetr
950
10Polish (pl)
Perymetr (system komunikacyjny)
705
More...

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

The highest AI

Language versions of the article "Mão morta" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Dead Hand
218
2Russian (ru)
Система «Периметр»
104
3German (de)
Tote Hand (Nuklearstrategie)
70
4Ukrainian (uk)
Система «Периметр»
24
5French (fr)
Perimeter (guerre nucléaire)
16
6Italian (it)
Perimetr
15
7Japanese (ja)
死の手
12
8Hungarian (hu)
Holt kéz
9
9Norwegian (no)
Hånden fra graven
9
10Spanish (es)
Sistema Perímetro
8
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 "Mão morta" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Russian (ru)
Система «Периметр»
6
2English (en)
Dead Hand
3
3Azerbaijani (az)
"Perimetr" sistemi
1
4Portuguese (pt)
Mão morta
1
5Ukrainian (uk)
Система «Периметр»
1
6Arabic (ar)
اليد الميتة
0
7Belarusian (be)
Сістэма «Перыметр»
0
8Bulgarian (bg)
Периметър (система)
0
9German (de)
Tote Hand (Nuklearstrategie)
0
10Spanish (es)
Sistema Perímetro
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 "Mão morta" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Dead Hand
254
2Chinese (zh)
死亡之手
91
3Russian (ru)
Система «Периметр»
31
4Japanese (ja)
死の手
17
5German (de)
Tote Hand (Nuklearstrategie)
14
6French (fr)
Perimeter (guerre nucléaire)
11
7Ukrainian (uk)
Система «Периметр»
10
8Korean (ko)
시스테마 페리메트르
8
9Arabic (ar)
اليد الميتة
6
10Italian (it)
Perimetr
6
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
arArabic
اليد الميتة
azAzerbaijani
"Perimetr" sistemi
beBelarusian
Сістэма «Перыметр»
bgBulgarian
Периметър (система)
deGerman
Tote Hand (Nuklearstrategie)
enEnglish
Dead Hand
esSpanish
Sistema Perímetro
fiFinnish
Perimetr
frFrench
Perimeter (guerre nucléaire)
huHungarian
Holt kéz
hyArmenian
Մեռյալ ձեռք
itItalian
Perimetr
jaJapanese
死の手
koKorean
시스테마 페리메트르
nnNorwegian (Nynorsk)
Handa frå grava
noNorwegian
Hånden fra graven
plPolish
Perymetr (system komunikacyjny)
ptPortuguese
Mão morta
ruRussian
Система «Периметр»
srSerbian
Систем Периметар
ukUkrainian
Система «Периметр»
zhChinese
死亡之手

Popularity rank trends

Best Rank Portuguese:
#4910
06.2025
Global:
#2693
03.2022

AI rank trends

Best Rank Portuguese:
#8738
09.2023
Global:
#14749
03.2014

Local popularity rank history

Global popularity rank history

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Dead Hand from Wikipedia articles about UVB-76, Doomsday device, Dead mans switch, Kosvinsky Kamen and Letters of last resort. Whereas reading the article about Dead Hand people most often go to Wikipedia articles on Cheget, Dead mans switch, AN/DRC-8 Emergency Rocket Communications System, Doomsday device and Kosvinsky Kamen.

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 Portuguese Wikipedia the most popular articles on that day were: Michael B. Jordan, Oscar 2026, One Battle After Another, Pecadores (filme), Sean Penn, Paul Thomas Anderson, Jessie Buckley, Robert Redford, Roger Ibañez, O Agente Secreto.

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