Astronomical and Meteorological Records^ ^c. xxvii 

 Magnetic variation and dip at Engineer Cantonment. 



Sept. 22, 1819. 

 24, 



The magnetic variation was ob- 

 served to be 

 Do. do. 



Magnetic variation by a mean ' 

 of the above 



12° 58' 49A" E. 

 12 58 48 E. 



12 58 484 E. 



Jan. 7, 1820. Magnetic dip by several observations] 71° 07|' 



Latitude of Engineer Cantonment. 

 By double meridian altitude of 



Do. 

 Do. 

 Do. 

 Do. 

 Do. 

 Do. 

 By double meridian altitude of 



star Sirius 

 By double meridian altitude of 

 sun - - - 



Do. Do. 



Do. Do. 



By double altitudes of Rigel 



and apparent times 

 By double meridian altitude of 

 sun - - - 



Do. Do. 



Dec. 9, 



15, 

 19, 



20, 

 March 20, 1820. 



Nov. 24, 1819. 



27, 



Longitude of Engineer Cantonment from the meridian of the Royal 

 Observatory at Greenwich. 



By lunar distances from «. Arietis 

 By an emersion of Jupiter's first > 

 satellite - - 5 



Do. do. 



Do. of Jupiter's second satellite 

 By lunar distances from the sun 

 Do. from «. Pegasi 

 Do. from jS. Geminorum 

 Do. from the sun 



Dec. 20, 



23, 



24, 



26, 

 Jan. 4, 1820. 

 Feb. 20, 



Mean of the preceding results 95 43 53 W 



