Is 0.63820 decades as long as The First spacewalk?
It's about 300,000 times as long as The First spacewalk
The length of The First spacewalk is about 0.00000230 decades.
(1965) (Alexi Lenovo, a.k.a. Алексе́й Архи́пович Лео́нов)
On March 18th, 1965, during the Voskhod 2 Soviet space mission, cosmonaut Alexey Arkhipovich Leonov conducted the first human spacewalk, which lasted 0.00000230 decades. The total mission length was 0.0003 decades.
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