Oct 17 1970
From The Space Library
No. 2 electron bombardment ion engine on board Sert II (launched Feb. 3) shut down unexpectedly at 7:30 pill EDT after operating successfully for 2011 hrs since it was turned on July 24, with one brief interruption for eclipse of sun. LaRC engineers were attempting to restart engine. Primary goal of Sert II mission was to accumulate six months of engine operation. No. 1 engine had operated for a little more than five months before shutting down July 23. (NASA Release 70-177)
Arcas sounding rocket, launched by NASA from Cold Lake Range, Primrose Lake, Canada, carried GSFC payload to 62-km (38.5-mi) altitude to measure ozone in conjunction with overpass of Nimbus IV satellite. Rocket and instruments functioned satisfactorily and good data were obtained. Launch was second in two-rocket series; first had been launched Oct. 10. (NASA Rpt SRL)
October 17-18: Apollo lunar samples were exhibited at PMR Space Fair in Point Mugu, Calif. Fair attracted more than 200 000 visitors. (PMR Missile, 10/9/70, 1;10/23/70, 1)
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