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Obfervation of a lunar eclipfe November 2, 1762, 
made at Calcutta in the. kingdom of Bengal, latitude 
22° 30' N. 
Immerfions. 
-The beginning of the eclipfe at 
Mare Humorum immersing - 
Tycho immerging ------ 
The fliadow at the middle of Copernicus 
By the 
watch. 
Apparent 
time. 
H M S 
H M S 
i 15 IC 
I 7 40 
I 24 54 
I 17 24 
I 36 3c 
i 29 0 
2 9 33 
2 2 3 
Emerfions. 
Middle of Copernicus emerging 
Total emerfion of Tycho - - 
. End of the eclipfe - - - 
Total duration - - - - - 
2 50 2; 
3 44 3 C 
4 3 2 
2 47 52 
2 +2 57 
3 37 O doubtful 
3 55 32 
2 40 22 
Near eight digits eclipfed by ocular eftimation. 
By the preceding obfervations the' watch gained 
4 minutes 42 feconds thefe 24 hours. 
I have the honour to be, 
S I R, 
Your obliged and very humble fervant. 
William Hirft. 
XLI. Ext raft 
