Solrad 1

USA

Spacecraft nº: 71

US spacecraft nº: 57

Also called GREB 1, SR 1

Launch data:

Designation00046 / 1960 Eta 2 / 60007B
Launch date22 Jun 1960 - 5:54 UT
Launch siteCC, LC17B
Launch vehicle Thor-DM21 Ablestar (#281)
Mass at launch19 kg
MissionScientific
Earth orbit on Jun 22, 1960 (.3):
Perigee / Apogee 614 x 1064 km
Eccentricity 0.031
Inclination 66.69 deg
Period 101.66 min
Earth orbit on May 27, 2000 (.87):
Perigee / Apogee 591 x 927 km
Eccentricity 0.024
Inclination 66,69°
Period 100,0 min

Spacecraft data:

Prime manufactor 
Platform 
Operator 
Mass at launch  19 kg
Dry Mass  kg
Basic shape  Sphere
Dimension (m) 0.51 dia
Equipment 
Solar array 
Stabilization  
Propulsion 
DC power  
Design lifetime  80 yrs

Transit 2A with Solrad 1


Satellite tracking:

Real time satellite tracking

Ref: #1, #7, #84, #206, #228 - update: 03.11.13