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 HE687-track Underway cruise track measurements CT 2026-06-18T06:00:00 53.53325 8.58101 2026-07-05T15:59:56 53.53091 8.57936 Bremerhaven - Bremerhaven HE687_0_Underway-1 Ship Weather Station SWEAS https://registry.o2a-data.de/items/da07f00f-b51f-4bb4-8622-c95405c5846d 2026-06-18T12:27:31 53.53367 8.57821 2026-07-05T15:38:00 53.53230 8.57804 -6 HE687_0_Underway-2 Thermosalinograph TSG https://registry.o2a-data.de/items/9e6398bf-f952-423c-b8b5-50f61129de26 2026-06-18T15:16:02 53.88867 8.07861 -13 2026-07-01T14:20:47 54.15648 7.95619 -34 measurements interrupted during stay in DEHGL, bad weather HE687_1-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-19T06:00:39 54.16857 8.05463 -23 2026-06-19T09:25:46 54.16069 8.00599 -23 HE687_1-2 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-19T06:31:11 54.16594 8.05302 -23 2026-06-19T14:53:30 54.23413 8.09935 -12 HE687_1-3 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-19T06:38:12 54.16509 8.05311 -23 2026-06-19T14:24:37 54.21796 8.13598 -12 HE687_1-4 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-19T12:55:30 54.20001 8.06338 -24 2026-06-19T14:56:53 54.23465 8.09996 -12 HE687_1-5 Drifter DRIFT https://registry.o2a-data.de/items/9a6f80d3-2f1f-4409-b5b4-df48cc03be17 2026-06-19T17:30:21 54.19352 8.17617 -16 2026-06-19T18:38:22 54.20450 8.11452 -21 HE687_2-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-20T06:02:34 54.16842 8.09840 -19 2026-06-20T08:33:33 54.18228 8.00459 -24 HE687_2-2 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-20T06:17:16 54.16939 8.09605 -19 2026-06-20T14:40:25 54.21059 8.11219 -22 HE687_2-3 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-20T08:25:13 54.18205 8.01109 -23 2026-06-20T14:19:30 54.20900 8.09202 -23 HE687_2-4 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-20T10:52:42 54.20020 7.99134 -9 2026-06-20T14:44:56 54.21050 8.11275 -22 HE687_3-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-21T05:47:49 54.16672 8.09417 -19 2026-06-21T08:36:47 54.16211 8.03825 -25 HE687_3-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-21T07:02:17 54.16802 8.09443 -18 2026-06-21T13:10:25 54.17312 7.98845 -23 HE687_3-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-21T07:15:42 54.16778 8.09248 -18 2026-06-21T13:30:44 54.16947 7.99247 -21 HE687_3-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-21T07:25:08 54.16734 8.09066 -18 2026-06-21T13:56:34 54.16718 8.01142 -24 HE687_3-5 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-21T10:59:50 54.16124 7.94900 -29 2026-06-21T13:39:00 54.16965 7.99867 -22 HE687_4-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-23T06:30:57 54.16755 8.20112 -16 2026-06-23T15:00:25 54.15620 8.07050 -19 HE687_4-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-23T06:43:06 54.16614 8.20023 -16 2026-06-23T14:46:22 54.15405 8.06030 -21 HE687_4-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-23T07:01:03 54.16341 8.19802 -16 2026-06-23T14:27:51 54.15301 8.04606 -22 HE687_4-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-23T07:05:41 54.16255 8.19767 -16 2026-06-23T13:59:41 54.15300 8.04272 -22 HE687_5-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-24T06:27:25 54.16765 8.20203 -17 2026-06-24T15:00:55 54.19157 8.11243 -20 HE687_5-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-24T06:32:30 54.16784 8.20202 -17 2026-06-24T14:48:22 54.19015 8.10627 -21 HE687_5-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-24T06:41:32 54.16799 8.20196 -16 2026-06-24T14:34:06 54.18896 8.09937 -21 HE687_5-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-24T06:45:17 54.16815 8.20184 -17 2026-06-24T14:18:51 54.18518 8.09261 -21 HE687_6-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-25T07:34:34 54.16949 8.20326 -16 2026-06-25T08:43:07 54.15983 8.20666 -17 HE687_6-2 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-25T11:02:06 54.16854 8.19690 -16 2026-06-25T12:36:46 54.15288 8.15283 -15 HE687_7-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-26T06:26:14 54.16814 8.20176 -17 2026-06-26T14:50:02 54.21026 8.07066 -11 HE687_7-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-26T06:32:07 54.16824 8.20110 -17 2026-06-26T09:43:42 54.18388 8.23852 -15 technical issues on catamaran HE687_7-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-26T06:43:52 54.16839 8.20072 -16 2026-06-26T14:43:20 54.21109 8.07198 -11 HE687_7-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-26T06:47:20 54.16843 8.20086 -16 2026-06-26T14:35:32 54.21179 8.07412 -12 HE687_8-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-27T06:36:41 54.15013 8.15221 -17 2026-06-27T13:26:59 54.13971 8.19831 -15 HE687_8-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-27T06:49:12 54.15014 8.15198 -17 2026-06-27T13:15:31 54.13824 8.20438 -15 HE687_8-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-27T06:57:57 54.15040 8.15321 -17 2026-06-27T13:08:06 54.13789 8.20839 -15 HE687_8-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-27T07:01:26 54.15050 8.15470 -17 2026-06-27T13:02:21 54.13782 8.21167 -15 HE687_9-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-28T07:06:07 54.16888 8.19782 -16 2026-06-28T14:15:38 54.17402 8.32533 -12 HE687_9-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-28T07:37:26 54.16856 8.19896 -17 2026-06-28T13:27:19 54.19186 8.35628 -11 HE687_9-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-28T07:53:37 54.16998 8.20454 -16 2026-06-28T14:11:02 54.17354 8.32689 -12 HE687_9-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-28T07:56:20 54.17017 8.20580 -16 2026-06-28T14:02:08 54.17287 8.32979 -12 HE687_10-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-29T06:18:29 54.99911 6.00068 -37 2026-06-29T14:46:21 55.00377 6.07800 -39 HE687_10-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-29T06:33:33 54.99980 6.00221 -37 2026-06-29T14:03:55 55.00705 6.08193 -39 HE687_10-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-29T06:43:05 55.00040 6.00267 -37 2026-06-29T14:39:16 55.00316 6.07847 -39 HE687_10-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-29T06:46:09 55.00081 6.00195 -37 2026-06-29T14:32:36 55.00254 6.07794 -39 HE687_11-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-06-30T06:22:17 54.16853 8.19824 -15 2026-06-30T14:43:33 54.18351 8.22089 -15 HE687_11-2 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-06-30T06:27:52 54.16877 8.19809 -15 2026-06-30T14:11:38 54.18069 8.24680 -14 HE687_11-3 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-06-30T06:39:34 54.16912 8.19965 -15 2026-06-30T14:33:08 54.18504 8.22625 -15 HE687_11-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-06-30T12:54:57 54.18350 8.27121 -15 2026-06-30T21:13:56 54.21042 8.07069 -13 HE687_12-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-07-01T06:18:03 54.16907 8.19811 -14 2026-07-01T13:04:16 54.15587 8.32022 -13 HE687_12-2 Radio controlled surface vehicle RCSV https://registry.o2a-data.de/items/75dba724-7208-4dd6-bd37-b0a8b811872d 2026-07-01T06:22:56 54.16904 8.19848 -15 2026-07-01T12:54:41 54.15580 8.31848 -13 HE687_12-3 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-07-01T06:26:09 54.16901 8.19876 -15 2026-07-01T12:45:37 54.15599 8.31757 -13 HE687_12-4 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-07-01T06:30:55 54.16910 8.19915 -14 2026-07-01T12:34:46 54.15617 8.31591 -13 HE687_13-1 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-07-02T06:05:46 54.17389 7.89431 2026-07-02T10:45:27 54.17451 7.89379 HE687_13-3 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-07-02T06:15:48 54.17389 7.89431 2026-07-02T09:52:10 54.17389 7.89431 HE687_13-2 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-07-02T06:26:04 54.17389 7.89431 2026-07-02T10:50:27 54.17451 7.89379 HE687_14-1 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-07-03T05:50:00 54.17451 7.89380 2026-07-03T14:14:10 54.17451 7.89380 HE687_14-2 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-07-03T06:06:32 54.17451 7.89380 2026-07-03T14:10:03 54.17451 7.89380 HE687_15-1 Buoy, drifting BUOY_DRIFT https://registry.o2a-data.de/items/b1d5b49e-cf14-44b0-8696-4fa4502a5e04 2026-07-04T05:50:10 54.17451 7.89379 2026-07-04T14:14:02 54.17451 7.89379 HE687_15-2 Rubber boat, Zodiac ZODIAC https://registry.o2a-data.de/items/88b8d493-b0e9-4376-80ae-089d2f271e81 2026-07-04T06:52:07 54.17451 7.89380 2026-07-04T14:18:05 54.17451 7.89379 HE687_15-3 Autonomous surface vehicle ASV https://registry.o2a-data.de/items/016d75fb-eebf-4372-8a9f-1d8c290062bf 2026-07-04T06:59:29 54.17451 7.89380 2026-07-04T08:57:52 54.17451 7.89379