SOLAR EOLIPSE, MAY 6, 1883. 



37 



CHRONOMETER COMPARISONS. 



1340. 1589. 



h. m. 8. h. m. n. 



11 56 8. 5 = 8 33 55 



2 37 52.5 = 11 16 5 



REDUCTION BY METHOD OF SINGLE ALTITUDES. 

 [W. Upton, computer.] 



h. m. 8. 

 1589 fast— 4 51 27. 93 

 1340 fast— 10 8 33.52 



[Caroline Islaiul, April 21, a. m. Double altitudes of suu. Clironometer, Negus, 1589. W. Upton, observer and 



recorder.] 



INDEX CORRECTIONS. 



33.1". 



Corr. + 6' 2".5 (2 wt). Adopted + 5' 59".2. 

 CHRONOMETER COMPARISONS. 



1340. 1589. 



h.m. «. h.m. 8. 

 5 16 36 = 1 57 10 

 8 4 29 = 4 45 30 



REDUCTION BY METHOD OF SINGLE ALTITUDES. 



h. m. s. 

 1.589 fast 4 51 23.70 

 1340 fast 10 8 32. 60 



Combining with observation April 20, p. m., made at nearly corresponding time. April 20, 12'', 1340, fast 10'' 8" 

 [". 

 Also combined witb observation April 21, p. m., by method of equal altitudes. W. Upton, computer. 



[Caroline Island, April 21, p. m. Double altitudes of sun. Chronometer, Negus, 1589. W. Upton, observer and 



recorder. ] 



INDEX CORRECTION. 



