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  
4489-28       4489     28       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    1           0.11   -24.83    3.68    -5.77     28.50    
4489-28       4489     28       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    3           0.13   nd        3.99    -7.60     30.92    
4489-28       4489     28       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    5           0.13   -23.10    4.21    -9.15     33.04    
4489-28       4489     28       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    7           0.15   -23.27    4.84    -9.96     33.53    
4489-28       4489     28       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    9           0.18   -22.55    4.38    -10.21    34.46    
4489-28       4489     28       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    11          0.16   -20.68    4.88    -9.61     32.97    
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    1           0.21   -13.38    5.77    -14.98    25.10    
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    3           0.22   -9.14     9.34    -20.07    24.26    
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    5           0.36   -8.82     12.87   -20.93    21.88    
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    7           0.57   -14.13    10.77   -20.79    22.79    
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    9           1.34   -25.65    10.65   -19.68    nd       
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    11          3.06   -36.43    8.54    -17.05    25.71    
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    13          3.42   -41.65    6.15    -10.29    28.15    
4489-11       4489     11       2010          27.0077      -111.4085    27.0077     -111.4088   12     13   2008  AT15-40    15          3.26   -42.33    5.35    -7.28     28.47