Official name SL-4 R/B
Alternative name Blok-I (Soyuz SL-4 (A-2))
Cospar ID 1966-015B
Norad ID 2071
Launch date 1966-02-22
Launch site TTMTR
Launch vehicle Voskhod
RCS size UNKNOWN
Decay date 1966-04-29
Shape Cyl
Mass (kg) 3000
Diameter (m) 2.66
Height (m) 9.4
Span (m^2) 9.4