sta , lon, lat, time, Niskin,BTL_p, BTL_p_flag, BTL_t, BTL_t_flag, BTL_s, BTL_s_flag, BTL_t_draw, BTL_t_draw_flag, BTL_o, BTL_o_flag, BTL_fl, BTL_fl_flag, O2_Winkler, O2_Winkler_flag, DIC, DIC_flag, Alc, Alc_flag, 
207, 5.326, 60.53, 2021-02-16 12:11, 1, 492.717, 0, 7.8344, 0, 34.8707, 1, nan, 0, 1.24797, 1, nan, 1, nan, 0, 2340.2, 0, 2343.1, 0,
207, 5.326, 60.53, 2021-02-16 12:11, 4, 298.522, 0, 7.9155, 0, 34.8152, 1, nan, 0, 4.35758, 1, nan, 1, nan, 0, 2211.6, 0, 2309.5, 0,
207, 5.326, 60.53, 2021-02-16 12:11, 7, 119.398, 0, 8.7175, 0, 34.605, 1, nan, 0, 5.10424, 1, nan, 1, nan, 0, 2170.1, 0, 2297.4, 0,
207, 5.326, 60.53, 2021-02-16 12:11, 10, 20.025, 0, 6.4966, 0, 31.9463, 1, nan, 0, 6.34137, 1, nan, 1, nan, 0, 2066.8, 0, 2197.5, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 2, 492.662, 0, 7.8336, 0, 34.8704, 1, 8.2, 0, 1.4234, 1, nan, 1, 71.0, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 4, 471.906, 0, 7.8249, 0, 34.8688, 1, 8.2, 0, 2.68428, 1, nan, 1, 120.3, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 5, 471.926, 0, 7.8249, 0, 34.8688, 1, 8.1, 0, 2.67905, 1, nan, 1, 120.4, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 6, 196.621, 0, 8.0715, 0, 34.7508, 1, 8.4, 0, 4.0595, 1, nan, 1, 187.1, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 7, 196.633, 0, 8.0683, 0, 34.7526, 1, 8.5, 0, 4.06028, 1, nan, 1, 183.5, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 8, 125.1, 0, 8.7277, 0, 34.5989, 1, 9.1, 0, 5.10586, 1, nan, 1, 227.3, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 9, 125.085, 0, 8.7298, 0, 34.5972, 1, 9.2, 0, 5.10062, 1, nan, 1, 227.0, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 10, 51.121, 0, 10.3062, 0, 33.7715, 1, 10.6, 0, 5.11485, 1, nan, 1, 227.2, 0, nan, 0, nan, 0,
208, 5.326, 60.53, 2021-02-16 14:09, 11, 51.113, 0, 10.3518, 0, 33.7237, 1, 10.7, 0, 5.13797, 1, nan, 1, 227.0, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 1, 417.688, 0, 7.9548, 0, 34.831, 1, 8.1, 0, 2.02332, 1, -0.0209, 1, 90.4, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 2, 417.712, 0, 7.9562, 0, 34.8312, 1, 8.1, 0, 2.01712, 1, -0.0197, 1, 90.7, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 3, 337.011, 0, 7.954, 0, 34.8262, 1, 8.2, 0, 2.29478, 1, -0.0377, 1, 106.4, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 4, 337.037, 0, 7.9541, 0, 34.8262, 1, 8.1, 0, 2.29901, 1, -0.0253, 1, 102.8, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 5, 205.146, 0, 8.0327, 0, 34.7755, 1, 8.1, 0, 4.07058, 1, -0.0782, 1, 180.5, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 6, 205.145, 0, 8.0345, 0, 34.7747, 1, 8.0, 0, 4.08099, 1, -0.077, 1, 178.6, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 7, 44.168, 0, 10.1467, 0, 33.456, 1, 9.3, 0, 4.71899, 1, -0.0819, 1, 211.4, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 8, 44.166, 0, 10.1432, 0, 33.4581, 1, 9.3, 0, 4.72101, 1, -0.0751, 1, 208.2, 0, nan, 0, nan, 0,
210, 5.674, 60.467, 2021-02-16 23:31, 9, 23.157, 0, 9.251, 0, 32.5743, 1, 9.4, 0, 5.27284, 1, 0.0358, 1, 224.3, 0, nan, 0, nan, 0,
211, 5.674, 60.467, 2021-02-17 01:13, 1, 416.618, 0, 7.9549, 0, 34.8309, 1, nan, 0, 2.0171, 1, -0.0253, 1, nan, 0, 2306.3, 0, 2324.1, 0,
211, 5.674, 60.467, 2021-02-17 01:13, 3, 300.189, 0, 7.9588, 0, 34.8215, 1, nan, 0, 2.44479, 1, -0.0552, 1, nan, 0, 2286.4, 0, 2319.1, 0,
211, 5.674, 60.467, 2021-02-17 01:13, 5, 120.227, 0, 8.5983, 0, 34.5632, 1, nan, 0, 4.38819, 1, -0.0813, 1, nan, 0, 2195.7, 0, 2299.9, 0,
211, 5.674, 60.467, 2021-02-17 01:13, 8, 20.294, 0, 9.219, 0, 32.5482, 1, nan, 0, 5.2673, 1, 0.0719, 1, nan, 0, 2090.8, 0, 2212.6, 0,