Event label	Optional label	Method/Device	Abbreviation	O2A Registry URI	Date/Time	Latitude	Longitude	Elevation	Date/Time end	Latitude end	Longitude end	Elevation end	Comment
66-486		Drilling/drill rig	DRILL		1979-03-22T00:00:00	15.92280	-99.13500	-5142					6 cores; 43 m cored; 0 m drilled; 40.7 % recovery
66-486A		Drilling/drill rig	DRILL		1979-03-22T00:00:00	15.91380	-99.13800	-5138					3 cores; 22 m cored; 0 m drilled; 16 % recovery
66-486_Site		Composite Core	COMPCORE		1979-03-22T00:00:00	15.91830	-99.13650	-5140					9 cores; 65 m cored; 0 m drilled; 32.3% recovery
66-487		Drilling/drill rig	DRILL		1979-03-24T00:00:00	15.85350	-99.17530	-4764					20 cores; 180.5 m cored; 9.5 m drilled; 66.3 % recovery
66-487_Site		Composite Core	COMPCORE		1979-03-24T00:00:00	15.85350	-99.17530	-4764					20 cores; 180.5 m cored; 9.5 m drilled; 66.3% recovery
66-488		Drilling/drill rig	DRILL		1979-03-27T00:00:00	15.95170	-99.02770	-4254					44 cores; 408 m cored; 19 m drilled; 39.1 % recovery
66-488_Site		Composite Core	COMPCORE		1979-03-27T00:00:00	15.95170	-99.02770	-4254					44 cores; 408 m cored; 19 m drilled; 39.1% recovery
66-489		Drilling/drill rig	DRILL		1979-04-03T00:00:00	16.26980	-99.01880	-1240					5 cores; 44 m cored; 0 m drilled; 52.6 % recovery
66-489_Site		Composite Core	COMPCORE		1979-04-03T00:00:00	16.26980	-99.01880	-1240					38 cores; 333 m cored; 0 m drilled; 53.5% recovery
66-489A		Drilling/drill rig	DRILL		1979-04-03T00:00:00	16.26980	-99.01880	-1240					33 cores; 289 m cored; 0 m drilled; 53.6 % recovery
66-490_Site		Composite Core	COMPCORE		1979-04-08T00:00:00	16.15930	-99.05650	-1761					63 cores; 577 m cored; 9 m drilled; 59.5% recovery
66-490		Drilling/drill rig	DRILL		1979-04-08T00:00:00	16.15930	-99.05650	-1761					63 cores; 577 m cored; 9 m drilled; 59.5 % recovery
66-491_Site		Composite Core	COMPCORE		1979-04-13T00:00:00	16.02900	-98.97220	-2883					58 cores; 532.5 m cored; 4.5 m drilled; 73.1% recovery
66-491		Drilling/drill rig	DRILL		1979-04-13T00:00:00	16.02900	-98.97220	-2883					58 cores; 532.5 m cored; 4.5 m drilled; 73.1 % recovery
66-492A		Drilling/drill rig	DRILL		1979-04-20T00:00:00	16.07880	-98.94530	-1935					11 cores; 51.8 m cored; 0 m drilled; 54.6 % recovery
66-492_Site		Composite Core	COMPCORE		1979-04-20T00:00:00	16.07880	-98.94528	-1937.3					41 cores; 321.5 m cored; 0 m drilled; 66% recovery
66-492		Drilling/drill rig	DRILL		1979-04-20T00:00:00	16.07880	-98.94530	-1935					29 cores; 260.2 m cored; 0 m drilled; 68.2 % recovery
66-492B		Drilling/drill rig	DRILL		1979-04-20T00:00:00	16.07880	-98.94530	-1942					1 cores; 9.5 m cored; 0 m drilled; 67.6 % recovery
66-493_Site		Composite Core	COMPCORE		1979-04-24T00:00:00	16.38100	-98.92550	-645					70 cores; 644.5 m cored; 28.5 m drilled; 61.7% recovery
66-493A		Drilling/drill rig	DRILL		1979-04-24T00:00:00	16.38100	-98.92550	-645					2 cores; 12 m cored; 0 m drilled; 63.3 % recovery
66-493		Drilling/drill rig	DRILL		1979-04-24T00:00:00	16.38100	-98.92550	-645					56 cores; 518.5 m cored; 28.5 m drilled; 63.8 % recovery
66-493B		Drilling/drill rig	DRILL		1979-04-24T00:00:00	16.38100	-98.92550	-645					12 cores; 114 m cored; 0 m drilled; 52.1 % recovery