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
HE621-track		Underway cruise track measurements	CT		2023-05-31T05:45:00	53.52310	8.58044		2023-06-03T07:15:00	53.52310	8.58043		Bremerhaven - Bremerhaven
HE621_0_Underway-4		Ship Weather Station	SWEAS	hdl:10013/sensor.36a1c8a8-2f5c-493e-9002-5a4ea55351b7	2023-05-31T07:01:37	53.58416	8.52551	-14	2023-06-03T06:23:32	53.53455	8.57806	-6	
HE621_1-1		Seismic	SEIS		2023-05-31T13:15:20	54.07618	7.98102	-27	2023-05-31T13:35:41	54.08348	7.99302	-25	Test airgun
HE621_2-1		Ocean bottom seismometer	OBS		2023-06-01T06:03:18	54.07282	7.98086	-29	2023-06-01T12:58:08	54.07536	7.98135	-27	
HE621_3-1		Ocean bottom seismometer	OBS		2023-06-02T05:50:21	54.64329	6.30363	-37	2023-06-02T16:16:24	54.64404	6.30342	-38	2 GI-gun, 130 bar; profile configuration 3 1 Gl-gun 130 bar