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PBOCEEDINGS OF THE AMERICAN ACADEMY 



TABLE L — Light Cubve of /3 Peksei. ^ 



the true minimum. Table II. gives for the various magnitudes con- 

 taiued in the first column the corresponding times at which the star 

 attains this briglitness during decrease and increase in the second 

 and third column. The mean of these times is given in the fourth 

 column. 



TABLE IL — Time of Minimum. 



From the above table we see that the true time of minimum pre- 

 ceded that given in the ephemeris by about thirty-seven minutes. An 



