mupos re Meanwhile, i the Academy's wo: vigorously further studies of the van eho dS aT Pods Cw leit. om oo To @erane ticri aera revealed by Explorers Ian {Il, the Van Allen radiation belts, an: 1° DtaAer ee any artit from the proposed Argus experin eni Balrarientaty on designed and developed at the Sta « | rockets of the type developed by on: the Jet Propulsion i.aborat. ry ot tLe had already been achedulec as sae: moet bik Ty DO 1M, tee ak! aorta oa . eo tattoo ~ r program was the jaunching of Fa. fondu ft omg On July 26, (¢58, Exjlorer inclined at a 51° angle with the perfectly, the nature, ean immediately begar tra ntensity and distribiit inclination orbit preved to "ea used 34° inclination orbits Meanwhile, eooar ot Lo ors tae *Y potas : : Wat! . ~ " ora » Preliminary sounding rock t ft igril- 1 vr Bod edu ma t a 6 : 4 “date * task force was enroOute te tre ses gyri “Yarn ey it - ‘cat. duet the new observ ng stet. Island in Virpiria, gy ty nab 1 oye Air Force Base un bioriaa Bursts occurred on the . Ft or hours and or the oth of Septermpte time, In order to produce ar ' -t ' Boost ~ wie t rot calculations showed that th 5 co. os . the fact that the earth's maygneti is sath t the ewSEES EE Se mmsCTL ae eda Ott CL the surface zt these congitu ee» oe ' ‘ ' 1 t Lhe fy obi po ool 1 hye ly to et the shell between longitude zeruun Because of the eo de it was desirable tc minimizetre to its rotaticnal axis ‘ noo ar toms na 14 gare 2 ' ‘ smali eieics vat bursts, ther? was 7 tasiau’ raz: A fase mating sequence 6 7. ry imitial flash of the burst wa su. + auroral iuminescence inthe atrr oyu along the magnetic usne of for we tees taneously at the point wher: this M4 ' hOPat ad ‘int * t ve ‘ diss -t , ‘ ap se tort hose ot atmosphere in the northern nerniteore near the Azcres isiands, a oright «0° 1 . was observed from aircraft pres. the event, ue 4 \ were being related te a quartitat : \‘ into the earth's magnetic fi-eie ov energies ate known positra ar! The diverse radiation instr 4 th A oo + reported to ground stations thr at. shell of high energy electrons oro the bursts. The satellite ¢ ntin , ‘ . ore ttete * oy ‘ . oes } " and the rompiex sere: time in history measurec gouprys Jo \ you