Filter transaissions were calculatsi for a l-ew black-Body spectros for the wawelergeds intervals +450 ta S70 A anal S12 to GOGO A. The integral of : energy iscitent on the cameras was chen calculated ani is shown io Fig. 11.11]. Fig. 11..1 Energy versus tine, Teak shoz. Figure 11.12 shows the calculated ratio of the irradiances of 6500 A and 5000 A versus tezperature of the fireball based on a black body and on the cal- 3 This latter calculation neglects line enission. a hoes 357 + 758 for d deleted. is ‘ Sy given in wy) ae ‘ 1. ‘ culations