RAetnaAyAM eat ny pe be ae A a aRRE Re AEpa tc i i Fig 35 SCIATAMETER Tha following cal tbration stud ies vere comteted in connect ton with CASTS, locat and Date Eniwetok, Feb., Jaxat’'? 19S wad ONE GENE 7 & Bikini, Merch, 195) NYO weusa WILLIAM TOKE Tagtrument SC DITAKSTER SX INTAMETER Nuclear Inst. Corpec61™y SCINTAMETIR: SC INTAMETER: In addition, neagurenents take Rongwiap, Rongerilk, and Ut irik n by independent survey parties at using several different type warvey instruments have beeq s of related to corresponding aerial meas urwmente with the SCINTAMS TER during the routine exec ABLE survey pattern. | One ution of tia other set of factors wag obta Persof rel of the Weather Repo ined by rting Element with both 2 SCINTAMETER and TTB, The record of the identity of the atol l where this wes obtained has been lost, , aources.- Another. sato using TUMBLER=SNAPPYR tage, sites ag lata, obtained hy an pendent group using « TIE during the f UPSHOT-RNOTHOLE series, inde is avatlable for comparison, (TS An nnlanetapereaipennabereenimtant 7 , NMG TO Henmegem, Aora ltepretenseniteneti RALRITPT oyoy Ninteaet cg f part greet,SC BRE ey Air to ground. calibration, for the SCINTILOG wag performed. by Personnel. in Nevada. in 1932 HASL, : The attemation curve applied: duri ngCA STLE is shown in Figure 36, Tile: curve: fe based: upon dats : obtained at JANET then late tiated. by :tudtee. performe r substand at. WILL IAM and YORE and by alac ellanecug coineidentel date obtained & variety of scurce areass during CASTLE. these aites represent snr ‘sistance, YOKE and JANE _ Bile and 5/8 atle across resp T ace 1/a ect ively, There ts good aereement: among islands and between. the. resu the studies at the threeselected ltant curve developed fro and the miscellaneous data m t2< sestudies: ., The extrapolation of the. attenmation carve to sero altitude yields « factor of ? whic h is approx imately equivalent to the atreraft hall absorption, Individual seta of the GENS attenuation data d iffer markedly frez @acn other and their aver age at®smation curve diff ers markedly from the bulle of the CAST LE data. The twee sete or data taken tn 41-