dive_core_no dive_no core_no depth_target shipfix_lat shipfix_lon subfix_lat subfix_lon month day year cruise_id depth_core CH4 d13C_CH4 DIC d13C_DIC sulfate 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 1 0.18 -39.45 4.82 -8.09 27.39 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 3 0.43 -39.30 6.61 -10.29 27.67 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 5 0.44 -38.31 8.16 -11.39 28.09 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 7 0.45 -38.65 8.68 -12.28 25.67 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 9 0.47 -37.54 11.22 -12.22 26.36 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 11 0.52 -35.82 10.57 -12.81 25.01 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 13 0.68 -35.38 12.54 -11.93 24.69 4486-19 4486 19 2010 27.0077 -111.4085 27.0077 -111.4088 12 09 2008 AT15-40 15 0.86 -35.80 18.41 -13.32 23.18