no. 3 



RADIATION OF THE ATMOSPHERE ANGSTROM 



141 



Table ii. — Results of captive balloon ascensions at Mount Whitney, Cal., 



August 3-5, 1913 



Surface 



At different heights above sea 



Date and hour 



Pres- 

 sure 



Tem- 

 pera- 

 ture 



Rel. 



hum. 



Wind it-j«:^i,+ 

 j- irieignt 



direc- \, " 



tion 



Pres- 

 sure 



Tem- 

 pera- 

 ture 



Humidity 



Rel. 



Abs. 



Wind 

 dir. 



Aug. 3, 1Q13: 



Aug 

 6 

 6 

 6 

 7 

 7 

 7 

 7 

 7 



Aug 

 6 

 6 

 7 

 7 

 7 



13 P- rn 



t8 p. m 



25 p. m 



35 P- m 



45 P- m 



58 p. m 



06 p. m 



10 p. m 



15 P-m 



18 p. m 



31 P- m 



41 p. m 



1 p. m 



4, 1913; 



45 P- m 



49 P- m 



56 p. m 



04 p. m 



12 p. m 



22 p. m 



45 p. m ... . 



56 p. m 



25 p. m 



55 P- m 



13 P- m 



39 P- m 



00 p. m.... 



45 p. m 



50 p. m 



00 mdt. . . . 



5, 1913: 



38 p. m 



54 P- m 



30 p. m 



37P- m 



52 p. m 



05 p. m 



17 P- m 



42 p. m 



56 p. m 



05 p. m 



20 p. m 



44 P- m 



00 p. m 



Mm. 



446.2 



446.2 



446.2 



446.3 



446-3 



446.3 



446.3 



446.3 



446.4 



446.4 



446.4 



446.4 



446-5 



446.1 

 446.2 

 446.2 

 446.2 

 446.2 

 446.2 

 446.3 

 446.3 

 446.3 

 446.2 

 446.2 

 446.2 

 446.2 

 446.0 

 446.0 

 446.0 



446.0 

 446.1 

 446.2 

 446.3 

 446.4 

 446.4 

 446.5 

 446.6 

 446.7 

 446.7 

 446.6 

 446.5 

 446.1 



°C. 



0.6 

 0.3 



0.1 

 0.3 

 0.2 

 0.3 

 0.3 

 0.3 

 0.2 

 0.2 



O.I 



0.0 



-0.2 



1.6 



1.6 

 1.6 



0.8 

 0.6 

 0.6 

 0.6 



1.8 

 1-7 

 1-3 

 1.2 

 1-3 

 1-3 

 1.2 

 1 .1 



P. ct. 



S. 



s. 

 s. 



Calm. 



Calm. 



E. 



E. 



E. 



E. 



E. 



ENE. 

 79 ENE. 

 85 ENE. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



E. 



Calm. 



Calm. 



Calm. 



Calm. 



E. 



51 |E. 

 51 E. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



Calm. 



NE. 



NE. 



NE. 



NE. 



M. 

 4,410 

 4.533 

 4.631 

 4,689 

 4,801 

 4,683 

 4,801 

 4,744 

 4,802 

 4,664 

 4,579 

 4,509 

 4,410 



4,410 



4,627 

 4,852 

 5,104 

 5,359 

 5,230 

 5,3i6 

 5,2i6 

 5,258 

 5,201 

 5,229 

 5,299 

 5,198 

 4,634 

 4,509 

 4,410 



4,410 

 4,625 

 4,810 

 4,995 

 4,997 

 4,898 

 4,999 

 4,861 

 4,736 

 4,820 

 4,734 

 4.604 

 4,410 



Mm. 



446.2 



439-3 



434-0 



430-9 



424.9 



431.2 



424.9 



427.9 



424.9 



432-4 



437-0 



440-9 



446.5 



446.1 

 434-3 

 422.3 

 409.1 

 396.1 

 402.6 

 398.3 

 403-3 

 401.2 

 404.0 

 402.6 

 399-0 

 404.0 

 433-6 

 440.5 

 446.0 



446.0 

 434-3 

 424.4 

 414.7 

 414.7 

 419.9 

 414.7 

 422.1 

 428.9 

 424.4 

 428.9 

 435-8 

 446.1 



°c. 



0.6 

 -0.2 

 -0.9 

 -i-5 

 -2.3 

 -0.8 

 -1.5 

 -1-3 

 -2.3 

 -2.0 

 -i-5 

 -0.7 



2.3 



1.4 

 -0.9 

 -2.2 

 -4.8 

 -4.4 

 -5-6 

 -4.9 

 -4.4 

 -3-6 

 -3-6 

 -5-6 

 -4-3 

 -1.9 

 -0.7 



0.6 



0.8 

 -1.4 

 -2.8 

 -3-5 

 -2.7 

 -3-4 

 -1.8 

 -0.3 

 -1.1 

 -0.3 



1.0 



P. ct. 



,/cu.m. 



4.0 

 3-i 

 2.9 



0.7 

 0.5 

 1 .1 

 2.9 

 3-1 

 4.0 



2.9 

 i-5 



1.1 

 1.1 

 o-7 

 0.8 

 0.6 

 0.4 

 0.4 

 0.4 

 0.4 

 0.4 

 1.1 

 2.6 



3-o 

 2.8 

 2.3 



2.0 

 2.3 

 2.5 

 2.4 

 2.4 

 2-5 



S. 



ESE. 



ESE. 



E. 



E. 



E. 



E. 



E. 



E. 



E. 



ENE. 



ENE. 



ENE. 



Calm. 



Calm. 



Calm. 



Calm. 



SSW. 



S. 



WSW. 



WSW. 



SW. 



SSW. 



SSW. 



s. 



s. 



E. 

 E. 



E. 



Calm. 

 SW. 

 NE. 

 NE. 



NE. 

 NE. 

 NE. 

 NE. 

 NE. 

 NE. 

 NE. 

 NE. 

 Nii. 



, 3, 1913. — One captive balloon was used; capacity, 28.6 cu. m. 

 Cu., from the east, prevailed throughout the ascension. 



Few 



Aug. 4, 1913. — One captive balloon was used; capacity, 28.6 cu. m. ; lifting force at 

 beginning of ascension, 5.4 kg. 



Few Cu., from the south, at 7 p. m. Cloudless by 9 p. m. Lightning was seen over or 

 near Death Valley. There was considerable electricity on the wire. 



Aug. 5, 1913. — One captive balloon was used; capacity, 28.6 cu. m. 



Few Cu., direction unknown, in early evening. Cloudless after 8.50 p. m. Lightning 

 was seen on the eastern horizon, near Death Valley. 



