These data are made available to the scientific community and public with the understanding that authors of publications and presentations will contact the PI to obtain up-to-date information on the latest version of the data during the early stages of their analysis. Manuscripts that employ these data should be reviewed by the PI before submission to ensure the quality and limitations of the data are represented. Data Disclaimer: Data has undergone extensive quality checks and is available from NOAA-GMD and WDCGG. However, there still exists the potential for these data to be modified at the discretion of NOAA/ESRL Global Monitoring Division. If you have questions regarding the data in this file, please contact: Audra McClure-Begley: Audra.mcclure@noaa.gov (303-497-6823) Please use the following citation for data use: McClure-Begley, A., Petropavlovskikh, I., Oltmans, S., (2014) NOAA Global Monitoring Surface Ozone Network. Station name, Time start-Time end. National Oceanic and Atmospheric Administration, Earth Systems Research Laboratory Global Monitoring Division. Boulder, CO. DATE ACCESSED http://dx.doi.org/10.7289/V57P8WBF STN YEAR MON DAY HR O3(PPB) BMW 2018 01 01 00 9999.99 BMW 2018 01 08 00 46.81 BMW 2018 01 08 01 47.43 BMW 2018 01 08 02 47.28 BMW 2018 01 08 03 46.90 BMW 2018 01 08 04 46.65 BMW 2018 01 08 05 46.96 BMW 2018 01 08 06 47.16 BMW 2018 01 08 07 46.86 BMW 2018 01 08 08 47.13 BMW 2018 01 08 09 46.68 BMW 2018 01 08 10 46.97 BMW 2018 01 08 11 46.03 BMW 2018 01 08 12 44.94 BMW 2018 01 08 13 44.54 BMW 2018 01 08 14 45.02 BMW 2018 01 08 15 45.22 BMW 2018 01 08 16 45.40 BMW 2018 01 08 17 44.70 BMW 2018 01 08 18 43.15 BMW 2018 01 08 19 44.83 BMW 2018 01 08 20 43.12 BMW 2018 01 08 21 41.36 BMW 2018 01 08 22 41.54 BMW 2018 01 08 23 42.33 BMW 2018 01 09 00 42.78 BMW 2018 01 09 01 41.25 BMW 2018 01 09 02 42.34 BMW 2018 01 09 03 43.10 BMW 2018 01 09 04 41.81 BMW 2018 01 09 05 41.50 BMW 2018 01 09 06 43.50 BMW 2018 01 09 07 43.69 BMW 2018 01 09 08 43.48 BMW 2018 01 09 09 43.49 BMW 2018 01 09 10 42.38 BMW 2018 01 09 11 42.05 BMW 2018 01 09 12 40.69 BMW 2018 01 09 13 39.61 BMW 2018 01 09 14 38.79 BMW 2018 01 09 15 40.79 BMW 2018 01 09 16 41.68 BMW 2018 01 09 17 41.52 BMW 2018 01 09 18 42.30 BMW 2018 01 09 19 42.06 BMW 2018 01 09 20 40.99 BMW 2018 01 09 21 40.66 BMW 2018 01 09 22 40.61 BMW 2018 01 09 23 40.17 BMW 2018 01 10 00 41.31 BMW 2018 01 10 01 42.24 BMW 2018 01 10 02 42.77 BMW 2018 01 10 03 42.57 BMW 2018 01 10 04 44.62 BMW 2018 01 10 05 44.79 BMW 2018 01 10 06 45.55 BMW 2018 01 10 07 44.76 BMW 2018 01 10 08 45.47 BMW 2018 01 10 09 45.29 BMW 2018 01 10 10 45.02 BMW 2018 01 10 11 44.01 BMW 2018 01 10 12 42.35 BMW 2018 01 10 13 41.84 BMW 2018 01 10 14 42.84 BMW 2018 01 10 15 42.78 BMW 2018 01 10 16 43.18 BMW 2018 01 10 17 43.22 BMW 2018 01 10 18 43.50 BMW 2018 01 10 19 43.50 BMW 2018 01 10 20 43.27 BMW 2018 01 10 21 42.49 BMW 2018 01 10 22 9999.99 BMW 2018 01 10 23 9999.99 BMW 2018 01 11 00 9999.99 BMW 2018 01 11 01 9999.99 BMW 2018 01 11 02 9999.99 BMW 2018 01 11 03 9999.99 BMW 2018 01 11 04 9999.99 BMW 2018 01 11 05 9999.99 BMW 2018 01 11 06 9999.99 BMW 2018 01 11 07 43.69 BMW 2018 01 11 08 43.59 BMW 2018 01 11 09 43.04 BMW 2018 01 11 10 42.77 BMW 2018 01 11 11 42.66 BMW 2018 01 11 12 40.74 BMW 2018 01 11 13 41.29 BMW 2018 01 11 14 41.95 BMW 2018 01 11 15 41.95 BMW 2018 01 11 16 41.46 BMW 2018 01 11 17 41.39 BMW 2018 01 11 18 41.23 BMW 2018 01 11 19 41.78 BMW 2018 01 11 20 41.72 BMW 2018 01 11 21 41.58 BMW 2018 01 11 22 41.12 BMW 2018 01 11 23 40.71 BMW 2018 01 12 00 41.08 BMW 2018 01 12 01 41.17 BMW 2018 01 12 02 41.35 BMW 2018 01 12 03 41.54 BMW 2018 01 12 04 41.61 BMW 2018 01 12 05 41.64 BMW 2018 01 12 06 41.60 BMW 2018 01 12 07 41.14 BMW 2018 01 12 08 40.59 BMW 2018 01 12 09 40.17 BMW 2018 01 12 10 39.75 BMW 2018 01 12 11 39.69 BMW 2018 01 12 12 39.52 BMW 2018 01 12 13 39.77 BMW 2018 01 12 14 39.93 BMW 2018 01 12 15 40.04 BMW 2018 01 12 16 39.58 BMW 2018 01 12 17 40.26 BMW 2018 01 12 18 39.23 BMW 2018 01 12 19 39.05 BMW 2018 01 12 20 38.66 BMW 2018 01 12 21 38.43 BMW 2018 01 12 22 38.33 BMW 2018 01 12 23 38.69 BMW 2018 01 13 00 39.12 BMW 2018 01 13 01 39.92 BMW 2018 01 13 02 39.88 BMW 2018 01 13 03 40.00 BMW 2018 01 13 04 39.06 BMW 2018 01 13 05 38.20 BMW 2018 01 13 06 39.00 BMW 2018 01 13 07 39.87 BMW 2018 01 13 08 40.59 BMW 2018 01 13 09 40.73 BMW 2018 01 13 10 41.09 BMW 2018 01 13 11 41.18 BMW 2018 01 13 12 40.97 BMW 2018 01 13 13 40.43 BMW 2018 01 13 14 40.62 BMW 2018 01 13 15 40.27 BMW 2018 01 13 16 40.41 BMW 2018 01 13 17 39.85 BMW 2018 01 13 18 39.96 BMW 2018 01 13 19 40.13 BMW 2018 01 13 20 39.14 BMW 2018 01 13 21 39.86 BMW 2018 01 13 22 39.74 BMW 2018 01 13 23 39.72 BMW 2018 01 14 00 39.88 BMW 2018 01 14 01 40.16 BMW 2018 01 14 02 40.05 BMW 2018 01 14 03 40.39 BMW 2018 01 14 04 41.49 BMW 2018 01 14 05 41.70 BMW 2018 01 14 06 41.48 BMW 2018 01 14 07 41.58 BMW 2018 01 14 08 41.86 BMW 2018 01 14 09 41.78 BMW 2018 01 14 10 41.76 BMW 2018 01 14 11 41.81 BMW 2018 01 14 12 41.39 BMW 2018 01 14 13 40.91 BMW 2018 01 14 14 40.56 BMW 2018 01 14 15 40.44 BMW 2018 01 14 16 39.74 BMW 2018 01 14 17 39.09 BMW 2018 01 14 18 38.62 BMW 2018 01 14 19 39.11 BMW 2018 01 14 20 39.18 BMW 2018 01 14 21 39.06 BMW 2018 01 14 22 39.76 BMW 2018 01 14 23 40.33 BMW 2018 01 15 00 40.32 BMW 2018 01 15 01 39.90 BMW 2018 01 15 02 40.37 BMW 2018 01 15 03 40.06 BMW 2018 01 15 04 40.91 BMW 2018 01 15 05 39.87 BMW 2018 01 15 06 39.96 BMW 2018 01 15 07 39.78 BMW 2018 01 15 08 39.70 BMW 2018 01 15 09 39.74 BMW 2018 01 15 10 39.17 BMW 2018 01 15 11 38.55 BMW 2018 01 15 12 36.82 BMW 2018 01 15 13 35.62 BMW 2018 01 15 14 36.27 BMW 2018 01 15 15 36.55 BMW 2018 01 15 16 36.71 BMW 2018 01 15 17 36.22 BMW 2018 01 15 18 37.47 BMW 2018 01 15 19 35.91 BMW 2018 01 15 20 34.35 BMW 2018 01 15 21 34.06 BMW 2018 01 15 22 33.43 BMW 2018 01 15 23 31.62 BMW 2018 01 16 00 31.91 BMW 2018 01 16 01 33.07 BMW 2018 01 16 02 33.80 BMW 2018 01 16 03 34.24 BMW 2018 01 16 04 33.95 BMW 2018 01 16 05 32.27 BMW 2018 01 16 06 33.37 BMW 2018 01 16 07 34.23 BMW 2018 01 16 08 34.89 BMW 2018 01 16 09 34.24 BMW 2018 01 16 10 34.66 BMW 2018 01 16 11 34.70 BMW 2018 01 16 12 34.36 BMW 2018 01 16 13 34.61 BMW 2018 01 16 14 34.63 BMW 2018 01 16 15 34.66 BMW 2018 01 16 16 35.36 BMW 2018 01 16 17 36.44 BMW 2018 01 16 18 37.46 BMW 2018 01 16 19 37.30 BMW 2018 01 16 20 37.28 BMW 2018 01 16 21 37.17 BMW 2018 01 16 22 37.52 BMW 2018 01 16 23 37.48 BMW 2018 01 17 00 37.86 BMW 2018 01 17 01 38.69 BMW 2018 01 17 02 38.68 BMW 2018 01 17 03 38.43 BMW 2018 01 17 04 37.94 BMW 2018 01 17 05 37.86 BMW 2018 01 17 06 9999.99 BMW 2018 01 17 07 9999.99 BMW 2018 01 17 08 9999.99 BMW 2018 01 17 09 9999.99 BMW 2018 01 17 10 9999.99 BMW 2018 01 17 11 9999.99 BMW 2018 01 17 12 9999.99 BMW 2018 01 17 13 29.67 BMW 2018 01 17 14 31.03 BMW 2018 01 17 15 32.05 BMW 2018 01 17 16 32.14 BMW 2018 01 17 17 31.01 BMW 2018 01 17 18 28.90 BMW 2018 01 17 19 29.40 BMW 2018 01 17 20 31.16 BMW 2018 01 17 21 31.87 BMW 2018 01 17 22 31.25 BMW 2018 01 17 23 30.78 BMW 2018 01 18 00 30.83 BMW 2018 01 18 01 31.31 BMW 2018 01 18 02 33.70 BMW 2018 01 18 03 32.95 BMW 2018 01 18 04 32.67 BMW 2018 01 18 05 31.81 BMW 2018 01 18 06 32.53 BMW 2018 01 18 07 33.26 BMW 2018 01 18 08 33.77 BMW 2018 01 18 09 34.96 BMW 2018 01 18 10 36.17 BMW 2018 01 18 11 36.50 BMW 2018 01 18 12 36.66 BMW 2018 01 18 13 36.54 BMW 2018 01 18 14 36.20 BMW 2018 01 18 15 35.93 BMW 2018 01 18 16 34.98 BMW 2018 01 18 17 34.65 BMW 2018 01 18 18 34.96 BMW 2018 01 18 19 35.11 BMW 2018 01 18 20 41.99 BMW 2018 01 18 21 45.37 BMW 2018 01 18 22 47.24 BMW 2018 01 18 23 47.77 BMW 2018 01 19 00 49.66 BMW 2018 01 19 01 52.68 BMW 2018 01 19 02 49.14 BMW 2018 01 19 03 46.18 BMW 2018 01 19 04 46.54 BMW 2018 01 19 05 47.30 BMW 2018 01 19 06 47.01 BMW 2018 01 19 07 46.72 BMW 2018 01 19 08 48.20 BMW 2018 01 19 09 47.98 BMW 2018 01 19 10 48.03 BMW 2018 01 19 11 49.41 BMW 2018 01 19 12 48.31 BMW 2018 01 19 13 47.02 BMW 2018 01 19 14 45.82 BMW 2018 01 19 15 46.05 BMW 2018 01 19 16 45.80 BMW 2018 01 19 17 45.41 BMW 2018 01 19 18 45.58 BMW 2018 01 19 19 45.34 BMW 2018 01 19 20 45.29 BMW 2018 01 19 21 44.77 BMW 2018 01 19 22 44.19 BMW 2018 01 19 23 44.97 BMW 2018 01 20 00 47.61 BMW 2018 01 20 01 49.50 BMW 2018 01 20 02 50.04 BMW 2018 01 20 03 50.98 BMW 2018 01 20 04 51.74 BMW 2018 01 20 05 51.40 BMW 2018 01 20 06 49.91 BMW 2018 01 20 07 49.10 BMW 2018 01 20 08 48.41 BMW 2018 01 20 09 46.68 BMW 2018 01 20 10 46.12 BMW 2018 01 20 11 45.48 BMW 2018 01 20 12 45.35 BMW 2018 01 20 13 44.81 BMW 2018 01 20 14 43.21 BMW 2018 01 20 15 43.51 BMW 2018 01 20 16 43.90 BMW 2018 01 20 17 44.17 BMW 2018 01 20 18 44.62 BMW 2018 01 20 19 44.13 BMW 2018 01 20 20 45.29 BMW 2018 01 20 21 45.94 BMW 2018 01 20 22 46.32 BMW 2018 01 20 23 46.17 BMW 2018 01 21 00 46.33 BMW 2018 01 21 01 46.33 BMW 2018 01 21 02 46.46 BMW 2018 01 21 03 46.39 BMW 2018 01 21 04 46.52 BMW 2018 01 21 05 46.06 BMW 2018 01 21 06 46.70 BMW 2018 01 21 07 46.87 BMW 2018 01 21 08 46.89 BMW 2018 01 21 09 46.42 BMW 2018 01 21 10 45.44 BMW 2018 01 21 11 45.55 BMW 2018 01 21 12 45.65 BMW 2018 01 21 13 45.11 BMW 2018 01 21 14 44.06 BMW 2018 01 21 15 43.89 BMW 2018 01 21 16 43.36 BMW 2018 01 21 17 42.87 BMW 2018 01 21 18 42.69 BMW 2018 01 21 19 42.75 BMW 2018 01 21 20 42.80 BMW 2018 01 21 21 43.29 BMW 2018 01 21 22 43.83 BMW 2018 01 21 23 44.22 BMW 2018 01 22 00 43.99 BMW 2018 01 22 01 44.09 BMW 2018 01 22 02 44.19 BMW 2018 01 22 03 43.99 BMW 2018 01 22 04 44.01 BMW 2018 01 22 05 44.35 BMW 2018 01 22 06 44.50 BMW 2018 01 22 07 44.63 BMW 2018 01 22 08 44.43 BMW 2018 01 22 09 44.58 BMW 2018 01 22 10 44.76 BMW 2018 01 22 11 44.54 BMW 2018 01 22 12 44.20 BMW 2018 01 22 13 44.19 BMW 2018 01 22 14 43.36 BMW 2018 01 22 15 43.18 BMW 2018 01 22 16 9999.99 BMW 2018 01 22 17 43.65 BMW 2018 01 22 18 43.70 BMW 2018 01 22 19 43.48 BMW 2018 01 22 20 43.13 BMW 2018 01 22 21 43.13 BMW 2018 01 22 22 43.24 BMW 2018 01 22 23 42.95 BMW 2018 01 23 00 43.59 BMW 2018 01 23 01 43.61 BMW 2018 01 23 02 43.56 BMW 2018 01 23 03 43.68 BMW 2018 01 23 04 43.68 BMW 2018 01 23 05 43.66 BMW 2018 01 23 06 43.29 BMW 2018 01 23 07 42.86 BMW 2018 01 23 08 42.43 BMW 2018 01 23 09 41.87 BMW 2018 01 23 10 42.01 BMW 2018 01 23 11 42.19 BMW 2018 01 23 12 41.11 BMW 2018 01 23 13 39.13 BMW 2018 01 23 14 39.00 BMW 2018 01 23 15 39.40 BMW 2018 01 23 16 39.71 BMW 2018 01 23 17 39.73 BMW 2018 01 23 18 39.82 BMW 2018 01 23 19 39.40 BMW 2018 01 23 20 40.03 BMW 2018 01 23 21 41.71 BMW 2018 01 23 22 39.86 BMW 2018 01 23 23 40.30 BMW 2018 01 24 00 39.61 BMW 2018 01 24 01 39.60 BMW 2018 01 24 02 39.69 BMW 2018 01 24 03 39.48 BMW 2018 01 24 04 39.38 BMW 2018 01 24 05 39.84 BMW 2018 01 24 06 40.03 BMW 2018 01 24 07 40.34 BMW 2018 01 24 08 39.94 BMW 2018 01 24 09 40.05 BMW 2018 01 24 10 40.26 BMW 2018 01 24 11 40.02 BMW 2018 01 24 12 39.17 BMW 2018 01 24 13 38.89 BMW 2018 01 24 14 38.53 BMW 2018 01 24 15 37.90 BMW 2018 01 24 16 37.26 BMW 2018 01 24 17 36.82 BMW 2018 01 24 18 36.56 BMW 2018 01 24 19 37.20 BMW 2018 01 24 20 36.94 BMW 2018 01 24 21 36.59 BMW 2018 01 24 22 36.46 BMW 2018 01 24 23 36.73 BMW 2018 01 25 00 36.41 BMW 2018 01 25 01 35.74 BMW 2018 01 25 02 35.69 BMW 2018 01 25 03 35.19 BMW 2018 01 25 04 35.13 BMW 2018 01 25 05 35.09 BMW 2018 01 25 06 35.56 BMW 2018 01 25 07 35.81 BMW 2018 01 25 08 35.73 BMW 2018 01 25 09 35.50 BMW 2018 01 25 10 35.62 BMW 2018 01 25 11 35.95 BMW 2018 01 25 12 36.85 BMW 2018 01 25 13 41.62 BMW 2018 01 25 14 44.62 BMW 2018 01 25 15 49.88 BMW 2018 01 25 16 50.11 BMW 2018 01 25 17 49.74 BMW 2018 01 25 18 48.67 BMW 2018 01 25 19 46.86 BMW 2018 01 25 20 44.94 BMW 2018 01 25 21 43.69 BMW 2018 01 25 22 41.61 BMW 2018 01 25 23 41.83 BMW 2018 01 26 00 42.68 BMW 2018 01 26 01 43.87 BMW 2018 01 26 02 44.38 BMW 2018 01 26 03 44.42 BMW 2018 01 26 04 44.54 BMW 2018 01 26 05 44.50 BMW 2018 01 26 06 44.89 BMW 2018 01 26 07 45.79 BMW 2018 01 26 08 43.71 BMW 2018 01 26 09 43.19 BMW 2018 01 26 10 44.50 BMW 2018 01 26 11 45.72 BMW 2018 01 26 12 46.52 BMW 2018 01 26 13 46.85 BMW 2018 01 26 14 45.98 BMW 2018 01 26 15 45.43 BMW 2018 01 26 16 45.26 BMW 2018 01 26 17 45.04 BMW 2018 01 26 18 45.20 BMW 2018 01 26 19 45.92 BMW 2018 01 26 20 46.29 BMW 2018 01 26 21 46.62 BMW 2018 01 26 22 46.29 BMW 2018 01 26 23 46.02 BMW 2018 01 27 00 46.83 BMW 2018 01 27 01 45.97 BMW 2018 01 27 02 46.35 BMW 2018 01 27 03 46.76 BMW 2018 01 27 04 46.55 BMW 2018 01 27 05 45.65 BMW 2018 01 27 06 47.08 BMW 2018 01 27 07 47.37 BMW 2018 01 27 08 46.17 BMW 2018 01 27 09 44.66 BMW 2018 01 27 10 44.65 BMW 2018 01 27 11 45.36 BMW 2018 01 27 12 44.57 BMW 2018 01 27 13 43.27 BMW 2018 01 27 14 42.86 BMW 2018 01 27 15 42.88 BMW 2018 01 27 16 43.10 BMW 2018 01 27 17 43.24 BMW 2018 01 27 18 43.44 BMW 2018 01 27 19 42.89 BMW 2018 01 27 20 43.03 BMW 2018 01 27 21 9999.99 BMW 2018 01 27 22 9999.99 BMW 2018 01 27 23 9999.99 BMW 2018 01 28 00 43.93 BMW 2018 01 28 01 44.21 BMW 2018 01 28 02 44.56 BMW 2018 01 28 03 45.55 BMW 2018 01 28 04 46.09 BMW 2018 01 28 05 46.26 BMW 2018 01 28 06 46.61 BMW 2018 01 28 07 46.25 BMW 2018 01 28 08 46.64 BMW 2018 01 28 09 46.02 BMW 2018 01 28 10 44.19 BMW 2018 01 28 11 45.37 BMW 2018 01 28 12 45.17 BMW 2018 01 28 13 44.45 BMW 2018 01 28 14 44.12 BMW 2018 01 28 15 44.22 BMW 2018 01 28 16 44.24 BMW 2018 01 28 17 43.84 BMW 2018 01 28 18 43.41 BMW 2018 01 28 19 43.06 BMW 2018 01 28 20 42.82 BMW 2018 01 28 21 42.95 BMW 2018 01 28 22 41.01 BMW 2018 01 28 23 42.63 BMW 2018 01 29 00 44.31 BMW 2018 01 29 01 43.54 BMW 2018 01 29 02 43.61 BMW 2018 01 29 03 44.27 BMW 2018 01 29 04 45.26 BMW 2018 01 29 05 45.96 BMW 2018 01 29 06 45.64 BMW 2018 01 29 07 46.16 BMW 2018 01 29 08 46.18 BMW 2018 01 29 09 46.33 BMW 2018 01 29 10 46.14 BMW 2018 01 29 11 46.51 BMW 2018 01 29 12 45.65 BMW 2018 01 29 13 44.64 BMW 2018 01 29 14 44.83 BMW 2018 01 29 15 45.53 BMW 2018 01 29 16 44.66 BMW 2018 01 29 17 44.70 BMW 2018 01 29 18 9999.99 BMW 2018 01 29 19 9999.99 BMW 2018 01 29 20 44.61 BMW 2018 01 29 21 44.76 BMW 2018 01 29 22 45.31 BMW 2018 01 29 23 46.27 BMW 2018 01 30 00 45.81 BMW 2018 01 30 01 46.10 BMW 2018 01 30 02 45.93 BMW 2018 01 30 03 46.04 BMW 2018 01 30 04 46.08 BMW 2018 01 30 05 45.57 BMW 2018 01 30 06 45.95 BMW 2018 01 30 07 45.86 BMW 2018 01 30 08 45.64 BMW 2018 01 30 09 45.91 BMW 2018 01 30 10 46.23 BMW 2018 01 30 11 45.65 BMW 2018 01 30 12 45.04 BMW 2018 01 30 13 45.24 BMW 2018 01 30 14 44.72 BMW 2018 01 30 15 44.67 BMW 2018 01 30 16 45.14 BMW 2018 01 30 17 44.87 BMW 2018 01 30 18 44.91 BMW 2018 01 30 19 44.53 BMW 2018 01 30 20 44.61 BMW 2018 01 30 21 42.36 BMW 2018 01 30 22 41.74 BMW 2018 01 30 23 44.23 BMW 2018 01 31 00 47.30 BMW 2018 01 31 01 47.15 BMW 2018 01 31 02 49.11 BMW 2018 01 31 03 48.47 BMW 2018 01 31 04 49.70 BMW 2018 01 31 05 50.07 BMW 2018 01 31 06 50.14 BMW 2018 01 31 07 52.97 BMW 2018 01 31 08 52.41 BMW 2018 01 31 09 51.82 BMW 2018 01 31 10 49.53 BMW 2018 01 31 11 46.42 BMW 2018 01 31 12 41.65 BMW 2018 01 31 13 44.14 BMW 2018 01 31 14 45.00 BMW 2018 01 31 15 42.06 BMW 2018 01 31 16 44.64 BMW 2018 01 31 17 46.37 BMW 2018 01 31 18 46.58 BMW 2018 01 31 19 45.84 BMW 2018 01 31 20 44.88 BMW 2018 01 31 21 44.21 BMW 2018 01 31 22 44.35 BMW 2018 01 31 23 46.02