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
132-809		Composite Core	COMPCORE		1990-06-13T00:00:00	31.05813	139.87763	-2773.7	1990-07-18T00:00:00				39 cores; 91.4 m cored; 0 m drilled; 12.2% recovery
132-809A		Drilling/drill rig	DRILL		1990-06-13T01:45:00	31.05800	139.87900	-4696	1990-06-14T08:00:00				1 core; 8.3 m cored; 0 m drilled; 0.1 % recovery
132-809B		Drilling/drill rig	DRILL		1990-06-14T08:00:00	31.05791	139.87760	-1810.7	1990-06-15T05:00:00				1 core; 13.4 m cored; 0 m drilled; 0 % recovery
132-809C		Drilling/drill rig	DRILL		1990-06-15T05:00:00	31.05833	139.87708	-1812.6	1990-06-23T22:45:00				1 core; 4.1 m cored; 0 m drilled; 0 % recovery
132-809D		Drilling/drill rig	DRILL		1990-06-23T22:45:00	31.05811	139.87780	-1813	1990-06-27T09:30:00				1 core; 6.3 m cored; 0 m drilled; 0 % recovery
132-809E		Drilling/drill rig	DRILL		1990-06-27T09:30:00	31.05843	139.87728	-1814.1	1990-06-29T03:30:00				1 core; 8 m cored; 0 m drilled; 0 % recovery
132-809F		Drilling/drill rig	DRILL		1990-06-29T03:30:00	31.05800	139.87700	-4696	1990-07-18T07:00:00				34 cores; 59.6 m cored; 0 m drilled; 18.7 % recovery
132-810		Composite Core	COMPCORE		1990-07-21T00:00:00	32.42293	157.84595	-2633.3	1990-07-28T00:00:00				17 cores; 145.6 m cored; 60 m drilled; 105.5% recovery
132-810A		Drilling/drill rig	DRILL		1990-07-21T21:00:00	32.42300	157.84600	-2633	1990-07-22T04:15:00				1 core; 9.5 m cored; 0 m drilled; 102.5 % recovery
132-810D		Drilling/drill rig	DRILL		1990-07-22T00:00:00	32.42200	157.84500	-2623					
132-810B		Drilling/drill rig	DRILL		1990-07-22T04:15:00	37.42281	157.84583	-2633	1990-07-23T02:00:00				0 cores; 0 m cored; 60 m drilled
132-810C		Drilling/drill rig	DRILL		1990-07-23T02:00:00	32.42300	157.84600	-2634	1990-07-28T08:00:00				16 cores; 136.1 m cored; 0 m drilled; 105.7 % recovery