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
54-419		Drilling/drill rig	DRILL		1977-05-08T00:00:00	8.93270	-105.68620	-3274					5 cores; 35 m cored; 0 m drilled; 61.7 % recovery
54-419A		Drilling/drill rig	DRILL		1977-05-08T00:00:00	8.92450	-105.68700	-3274					1 cores; 8 m cored; 0 m drilled; 59.2 % recovery
54-419_Site		Composite Core	COMPCORE		1977-05-08T00:00:00	8.92860	-105.68660	-3274					6 cores; 43 m cored; 0 m drilled; 61.3% recovery
54-420_Site		Composite Core	COMPCORE		1977-05-10T00:00:00	9.00500	-106.10905	-3381.5					16 cores; 129.2 m cored; 0 m drilled; 68.3% recovery
54-420		Drilling/drill rig	DRILL		1977-05-10T00:00:00	9.00170	-106.11280	-3381					15 cores; 123.2 m cored; 0 m drilled; 66.7 % recovery
54-420A		Drilling/drill rig	DRILL		1977-05-10T00:00:00	9.00830	-106.10530	-3382					1 cores; 6 m cored; 0 m drilled; 100 % recovery
54-421		Drilling/drill rig	DRILL		1977-05-12T00:00:00	9.02350	-106.06130	-3339					4 cores; 38 m cored; 114 m drilled; 29.5 % recovery
54-421_Site		Composite Core	COMPCORE		1977-05-12T00:00:00	9.02350	-106.06130	-3339					4 cores; 38 m cored; 114 m drilled; 29.5% recovery
54-422_Site		Composite Core	COMPCORE		1977-05-14T00:00:00	9.17650	-105.27120	-3247					11 cores; 73.8 m cored; 0 m drilled; 65% recovery
54-422		Drilling/drill rig	DRILL		1977-05-14T00:00:00	9.17650	-105.27120	-3247					11 cores; 73.8 m cored; 0 m drilled; 65 % recovery
54-423_Site		Composite Core	COMPCORE		1977-05-15T00:00:00	9.14680	-105.10950	-3161					7 cores; 49 m cored; 0 m drilled; 56.6% recovery
54-423		Drilling/drill rig	DRILL		1977-05-15T00:00:00	9.14680	-105.10950	-3161					7 cores; 49 m cored; 0 m drilled; 56.6 % recovery
54-424_Site		Composite Core	COMPCORE		1977-05-23T00:00:00	0.59460	-86.13028	-2699.2					20 cores; 163.5 m cored; 9.5 m drilled; 54% recovery
54-424		Drilling/drill rig	DRILL		1977-05-23T00:00:00	0.59380	-86.13030	-2685					7 cores; 66.5 m cored; 9.5 m drilled; 54.8 % recovery
54-424B		Drilling/drill rig	DRILL		1977-05-23T00:00:00	0.59700	-86.13030	-2705					6 cores; 46.5 m cored; 0 m drilled; 65.1 % recovery
54-424C		Drilling/drill rig	DRILL		1977-05-23T00:00:00	0.59880	-86.13030	-2699					3 cores; 16.5 m cored; 0 m drilled; 47.3 % recovery
54-424A		Drilling/drill rig	DRILL		1977-05-23T00:00:00	0.58880	-86.13020	-2708					4 cores; 34 m cored; 0 m drilled; 40.5 % recovery
54-425		Drilling/drill rig	DRILL		1977-05-26T00:00:00	1.39470	-86.07030	-2850					9 cores; 81.5 m cored; 0 m drilled; 53.2 % recovery
54-425_Site		Composite Core	COMPCORE		1977-05-26T00:00:00	1.39470	-86.07030	-2850					9 cores; 81.5 m cored; 0 m drilled; 53.2% recovery
54-426		Drilling/drill rig	DRILL		1977-06-03T00:00:00	8.78800	-104.25450	-2617					OPERATIONAL LIMIT REACHED
54-427		Drilling/drill rig	DRILL		1977-06-04T00:00:00	8.11320	-104.60580	-3834					11 cores; 98.5 m cored; 0 m drilled; 58.1 % recovery
54-427_Site		Composite Core	COMPCORE		1977-06-04T00:00:00	8.11320	-104.60580	-3834					11 cores; 98.5 m cored; 0 m drilled; 58.1% recovery
54-428A		Drilling/drill rig	DRILL		1977-06-06T00:00:00	9.04620	-105.43570	-3358					7 cores; 52.5 m cored; 0 m drilled; 31.2 % recovery
54-428		Drilling/drill rig	DRILL		1977-06-06T00:00:00	9.04620	-105.43570	-3295					6 cores; 54.5 m cored; 0 m drilled; 66.7 % recovery
54-428_Site		Composite Core	COMPCORE		1977-06-06T00:00:00	9.04620	-105.43570	-3326.5					13 cores; 107 m cored; 0 m drilled; 49.3% recovery
54-429		Drilling/drill rig	DRILL		1977-06-09T00:00:00	9.03350	-106.77250	-3406					1 cores; 5 m cored; 0 m drilled; 93.4 % recovery
54-429_Site		Composite Core	COMPCORE		1977-06-09T00:00:00	9.03350	-106.76850	-3416					4 cores; 26.5 m cored; 0 m drilled; 28.8% recovery
54-429A		Drilling/drill rig	DRILL		1977-06-09T00:00:00	9.03350	-106.76450	-3426					3 cores; 21.5 m cored; 0 m drilled; 13.7 % recovery