Designation
Spacetrack catalog number
|
11
|
COSPAR ID
|
1959-001-A
|
Name in Spacetrack catalog
|
VANGUARD 2
|
Satellite Details
Orbit
|
551 x 2,910 km, 32.9°
|
Category | unknown |
Country/organisation of origin | United States |
Intrinsic brightness (Magnitude) | 8.2 (at 1000km distance, 50% illuminated) | Maximum brightness (Magnitude) | 5.6 (at perigee, 100% illuminated) |
Launch
Date
(UTC)
|
17 February 1959 15:55
|
Launch site | Cape Canaveral Space Force Station, United States |
Launch vehicle | Vanguard |
|
|