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Log

Page	Plate	Class	Object	R.A.	Dec	Start	Obs H.A.	Obs Dec	Stop	Exp	Date	Miscellaneous
16	17189		Dis Jup Sat IV			05 22	3 43 E	+17.3	06 08		Dec 08 1907	x 17189 Var. Star App. "0" end preceding - backed plate - first images next numbered end of plate. Alt. 18s & 2s signals from Bond "394" thro' com. Watch "N" is 21 sec slow. 1st Break 12 08 19-21 2nd Break 12 46 19-21. Large aperture 1st Break 11 58 59-61 last break 12 00 59-61 Small aperture 1st Break 12 01 59-61 last Break 12 03 59-61. Watch "N" is 21 sec slow. Exposure with two apertures near side of plate. Eclipse in centre of plate. At end found spring in Var. star app. run down and plate not moving. Latter end of series of images probably superposed.