Is 0.42930 decades as long as The First spaceflight (Sputnik)?
It's about seventeen times as long as The First spaceflight (Sputnik)
The length of The First spaceflight (Sputnik) is about 0.025 decades.
(a.k.a. Sputnik 1, a.k.a. Спутник-1, a.k.a. "Satellite-1", a.k.a. Простейший Спутник-1) (1957) (total time in orbit)
Launched from Kazakhstan in 1957, Sputnik was the first artificial satellite placed into orbit around Earth, where it remained for 0.025 decades. During its voyage, it traveled about 70,000,000 km (43,495,983.46 mi), completing an orbit of the planet every 0.0000180 decades.
There's more! See other comparisons to 0.42930 decades...