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 SO155-track Underway cruise track measurements CT 2001-02-09T00:00:00 8.95090 -79.56920 2001-03-28T00:00:00 -33.04090 -71.61900 Balboa - Valparaiso SO155_01OFOS Ocean Floor Observation System OFOS 2001-03-01T19:09:00 -62.18360 -57.28217 -1215 2001-03-02T01:47:00 -62.21490 -57.26532 -1531 Time in UTC SO155_06GTV Television-Grab TVG 2001-03-02T00:00:00 -62.19230 -57.27680 -62.19250 -57.27700 -1050 100 kg of sediment with one piece of massive barite SO155_05GTV Television-Grab TVG 2001-03-02T00:00:00 -62.19270 -57.27750 -62.20870 -57.26070 -1050 grey-green sediment SO155_02DR Dredge DRG 2001-03-02T00:00:00 -62.12230 -57.01670 -1377 -62.11780 -57.00170 -1200 10 kg of vesicular dacite, numerous dropstones SO155_03DR Dredge DRG 2001-03-02T00:00:00 -62.12200 -56.89880 -640 -62.11030 -56.87730 -450 andesites as well as glassy olivine basalts, SO155_04DR Dredge DRG 2001-03-02T00:00:00 -62.06220 -56.96620 -770 -62.05630 -56.96130 -635 dacites to andesites SO155_10MUC MultiCorer MUC 2001-03-03T00:00:00 -62.19200 -57.27720 -1072 hydrothermally influenced sediment SO155_11SL Gravity corer (Kiel type) SL 2001-03-03T00:00:00 -62.19230 -57.27700 -1059 4 m of sediment, Tmax=22.3°C SO155_07GTV Television-Grab TVG 2001-03-03T00:00:00 -62.19180 -57.27770 -62.19230 -57.27650 -1050 autobrecciated basalt plus warm (+13.6°C) sediment SO155_09MUC MultiCorer MUC 2001-03-03T00:00:00 -62.19180 -57.27680 -1050 10 cm sediment SO155_15DR Dredge DRG 2001-03-04T00:00:00 -62.04050 -56.32070 -2068 -62.04100 -56.33320 -1600 large olivine pillow basalt SO155_16DR Dredge DRG 2001-03-04T00:00:00 -62.00020 -56.22880 -2250 -62.00150 -56.24270 -2000 aphyric basalt plus plagioclase-bearing andesite SO155_17DR Dredge DRG 2001-03-04T00:00:00 -61.97230 -56.16450 -2430 -61.97570 -56.19650 -2234 olivine basalt SO155_18DR Dredge DRG 2001-03-04T00:00:00 -61.88280 -55.98270 -1540 -61.87650 -55.98350 -1300 olivine basalt SO155_13DR Dredge DRG 2001-03-04T00:00:00 -62.11270 -56.51150 -62.11100 -56.51830 -977 black aphyric andesite SO155_14DR Dredge DRG 2001-03-04T00:00:00 -62.06930 -56.39530 -62.06920 -56.41520 -1023 black plagioclase-olivine basalt SO155_22DR Dredge DRG 2001-03-05T00:00:00 -61.84120 -55.44130 -950 -61.84130 -55.42950 -860 only dropstones SO155_23DR Dredge DRG 2001-03-05T00:00:00 -61.76550 -55.42200 -2600 -61.75950 -55.40970 -2200 dolerite plus plagioclase-bearing andesite SO155_24DR Dredge DRG 2001-03-05T00:00:00 -61.82070 -55.56080 -2700 -61.81330 -55.53930 -2500 volcanic sandstone SO155_20DR Dredge DRG 2001-03-05T00:00:00 -61.80530 -55.47600 -2800 -61.81600 -55.47630 -2200 red vesicular basalt plus andesites SO155_21DR Dredge DRG 2001-03-05T00:00:00 -61.82800 -55.47400 -1560 -61.83550 -55.47280 -1400 plagioclase-bearing andesite and dolerite SO155_28DR Dredge DRG 2001-03-06T00:00:00 -61.98530 -55.90250 -2000 -61.99070 -55.89220 -1700 olivine basalt SO155_25DR Dredge DRG 2001-03-06T00:00:00 -61.89450 -55.82170 -2170 -61.88670 -55.80780 -2100 olivine basalt SO155_26DR Dredge DRG 2001-03-06T00:00:00 -61.93170 -55.88320 -1900 -61.92100 -55.89450 -1650 olivine basalt SO155_27DR Dredge DRG 2001-03-06T00:00:00 -61.96330 -55.87150 -2000 -61.95500 -55.86920 -1600 plagioclase-phyric basalt SO155_32MUC MultiCorer MUC 2001-03-07T00:00:00 -62.19230 -57.27770 -1042 few Fe-oxides, H2S smell, Tmax=+3.8°C SO155_33MUC MultiCorer MUC 2001-03-07T00:00:00 -62.19230 -57.27800 -1043 few Fe-oxides, H2S smell, Tmax=+4.5°C SO155_34MUC MultiCorer MUC 2001-03-07T00:00:00 -62.19280 -57.27900 -1047 background sediment, Tmax=-1.6°C SO155_37SL Gravity corer (Kiel type) SL 2001-03-07T00:00:00 -62.19230 -57.27750 -1040 2.5 m sediment, Tmax=37°C SO155_38DR Dredge DRG 2001-03-07T00:00:00 -62.18970 -57.24430 -1390 -62.16850 -57.23530 -1280 glassy dacite SO155_39DR Dredge DRG 2001-03-07T00:00:00 -62.19050 -57.27650 -62.19380 -57.27750 -1064 dacite plus mud with cavieties lined by native sulfur SO155_40DR Dredge DRG 2001-03-07T00:00:00 -62.19030 -57.27700 -62.19430 -57.27820 -1063 coarse lapilli, aphyric dacite SO155_31MUC MultiCorer MUC 2001-03-07T00:00:00 -62.19200 -57.27750 -1045 full core liners, Tmax=+1.4°C SO155_30MUC MultiCorer MUC 2001-03-07T00:00:00 -62.19230 -57.27750 -1049 siliceous Fe-oxyhydroxide crusts, Tmax=-0.2°C SO155_41OFOS Ocean Floor Observation System OFOS 2001-03-08T23:22:00 -62.41633 -58.39895 -918 2001-03-09T03:30:00 -62.43348 -58.40647 -1048 Time in UTC SO155_42SL Gravity corer (Kiel type) SL 2001-03-09T00:00:00 -62.96270 -60.63400 -153 15 cm of dark muddy sediment SO155_43SL Gravity corer (Kiel type) SL 2001-03-09T00:00:00 -62.96170 -60.63520 -153 5 cm of sediment SO155_45OFOS Ocean Floor Observation System OFOS 2001-03-09T22:30:00 -62.98325 -60.63540 -91 2001-03-10T00:40:00 -62.98230 -60.61883 -120 Time in UTC SO155_48MUC MultiCorer MUC 2001-03-10T00:00:00 -62.95750 -60.64380 -162 25 cm of sediment SO155_49MUC MultiCorer MUC 2001-03-10T00:00:00 -62.95630 -60.64530 -159 30 cm of sediment SO155_50MUC MultiCorer MUC 2001-03-10T00:00:00 -62.96150 -60.65200 -163 40 cm of sediment SO155_46OFOS Ocean Floor Observation System OFOS 2001-03-10T01:16:00 -62.96680 -60.65073 -120 2001-03-10T02:38:00 -62.95675 -60.64965 -170 Time in UTC SO155_53DR Dredge DRG 2004-03-12T00:00:00 -59.74920 -65.41150 -3352 -59.74370 -65.42080 -3229 aphyric basalt, glassy SO155_57DR Dredge DRG 2004-03-13T00:00:00 -60.61630 -65.91970 -2230 -60.61230 -65.94000 -1970 plagioclase-bearing basalt SO155_56DR Dredge DRG 2004-03-13T00:00:00 -60.33220 -65.49800 -3450 -60.32150 -65.57270 -3075 olivine basalt SO155_55DR Dredge DRG 2004-03-13T00:00:00 -59.84150 -65.32520 -3150 -59.83870 -65.33520 -2950 olivine basalt with well developed glas crust; one gabbro