NO. 5 



SOLAR ECLIPSE I919 ABBOT AND MOORE 



Following are the values obtained on the night preceding the 

 eclipse. They were observed with the hemispherical glass removed 

 and indicate the intensity of the long wave length radiation from the 

 blackened strips of the pyranometer to space. 



Time — Local Current Calories 



Date 

 May 28 



I9I9 



or Mean 



Solar — for 



La Paz 



p. m. 



9:04 

 9:07 

 9: 14 



Squared from 



(Ammeter Horizontal 

 Corrections Surface to 

 Applied) Space 



.07215 

 .07162 

 . 07269 



.1417 

 .1408 

 .1428 



Time 

 9:08 



Pressure 



Aqueous 



Vapor 



(m. m.) 



4.57 Sky clear. 



At II : 00 p. m. and i : 00 a. m. (May 29) heavy fog. 



May 29 



A. M. 

 3:21 



24 

 28 

 36 



39 



•09571 

 . 09326 

 .07815 

 .05784 

 .04977 



.1881 

 .1834 

 •1536 

 .1130 

 .0978 



3:31 



32 Few floating clouds. 



At 4:00 a. m. nearly totally overcast with clouds. 



5:36 .06489 .1275 5:44 4.04 Clouds in W. and N. 



5:49 

 5:54 



.06389 

 .05851 



■ 1255 

 .1150 



Less clouds. 

 Clearing overhead. 



Following clear overhead. 



6:07 

 6:11 

 6: IS 

 6: 19 

 6:23 

 6:30 

 6:34 

 6 : 36 : 30 



.06540 

 .05994 

 .05994 

 .05851 

 •05754 

 •05154 

 .05427 

 •05754 



.1285 

 .1177 

 .1177 

 • I150 

 .1130 

 .1012 

 .1067 

 .1130 



6: 12 

 6:27 



4.16 

 4-13 



The following were taken during totality. The agreement does 

 not appear very good, but the observations taken with the glass 

 removed are never as accurate and consistent as those taken with the 



