146 Table 45 (continued) 



REDUCTION OF THE MERCURY COLUMN TO STANDARD TEMPERATURE 



English units 



Attached Height of the mercury column — inches 



ther- 

 mometer 



24.0 24.2 24.4 24.6 24.8 25.0 25.2 25.4 25.6 25.8 



°F. inch inch inch inch inch inch inch inch inch inch 



25.5 +0.007 +0.007 +0.007 +0.007 +0.007 +0.007 +0.007 +0.007 +0.007 +0.007 



26.0 .006 .006 .006 .006 .006 .006 .006 .006 .006 .006 



26.5 .005 .005 .005 .005 .005 .005 .005 .005 .005 .005 



27.0 .004 .004 .004 .004 .004 .004 .004 .004 .004 .004 



27.5 .002 .002 .003 .003 .003 .003 .003 .003 .003 .003 



28.0 +0.001 +0.001 +0.001 +0.001 +0.001 +0.001 +0.001 +0.001 +0.001 +0.001 



28.5 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 



29.0 -0.001 -0.001 -0.001 -0.001 -0.001 -0.001 -0.001 -0.001 -0.001 -0.001 



29.5 .002 .002 .002 .002 .002 .002 .002 .002 .002 .002 



30.0 .003 .003 .003 .003 .003 .003 .003 .003 .003 .003 



30.5 -0.004 -0.004 -0.004 -0.004 -0.004 —0.004 -0.004 -0.004 -0.004 -0.004 



31.0 .005 .005 .005 .005 .005 .005 .005 .005 .006 .006 



31.5 .006 .006 .006 .006 .006 .007 .007 .007 .007 .007 



32.0 .007 .007 .007 .008 .008 .008 .008 .008 .008 .008 



32.5 .008 .009 .009 .009 .009 .009 .009 .009 .009 .009 



33.0 -0.010 -0.010 -0.010 -0.010 -0.010 -0.010 -0.010 -0.010 -0.010 -0.010 



33.5 .011 .011 .011 .011 .011 .011 .011 .011 .011 .011 



34.0 .012 .012 .012 .012 .012 .012 .012 .012 .012 .013 



34.5 .013 .013 .013 .013 .013 .013 .013 .014 .014 .014 



35.0 .014 .014 .014 .014 .014 .014 .015 .015 .015 .015 



35.5 -0.015 -0.015 -0.015 -0.015 -0.015 -0.016 -0.016 -0.016 -0.016 -0.016 



36.0 .016 .016 .016 .016 .017 .017 .017 .017 .017 .017 



36.5 .017 .017 .017 .018 .018 .018 .018 .018 .018 .018 



37.0 .018 .018 .019 .019 .019 .019 .019 .019 .019 .019 



37.5 .019 .019 .020 .020 .020 .020 .020 .020 .021 .021 



38.0 -0.020 -0.021 -0.021 -0.021 -0.021 -0.021 -0.021 -0.022 -0.022 -0.022 



38.5 .021 .022 .022 .022 .022 .022 .023 .023 .023 .023 



39.0 .023 .023 .023 .023 .023 .024 .024 .024 .024 .024 



39.5 .024 .024 .024 .024 .024 .025 .025 .025 .025 .025 



40.0 .025 .025 .025 .025 .026 .026 .026 .026 .026 .027 



40.5 -0.026 -0.026 -0.026 -0.026 -0.027 -0.027 -0.027 -0.027 -0.028 -0.028 



41.0 .027 .027 .027 .028 .028 .028 .028 .029 .029 .029 



41.5 .028 .028 .028 .029 .029 .029 .029 .030 .030 .030 



42.0 .029 .029 .030 .030 .030 .030 .031 .031 .031 .031 



42.5 .030 .030 .031 .031 .031 .031 .032 .032 .032 .032 



43.0 -0.031 -0.032 -0.032 -0.032 -0.032 -0.033 -0.033 -0.033 -0.033 -0.034 



43.5 .032 .033 .033 .033 .033 .034 .034 .034 .035 .035 



44.0 .033 .034 .034 .034 .035 .035 .035 .035 .036 .036 



44.5 .035 .035 .035 .035 .036 .036 .036 .037 .037 .037 



45.0 .036 .036 .036 .037 .037 .037 .037 .038 .038 .038 



45.5 -0.037 -0.037 -0.037 -0.038 -0.038 -0.038 -0.039 -0.039 -0.039 -0.039 



46.0 .038 .038 .038 .039 .039 .039 .040 .040 .040 .041 



46.5 .039 .039 .040 .040 .040 .041 .041 .041 .041 .042 



47.0 .040 .040 .041 .041 .041 .042 .042 .042 .043 .043 



47.5 .041 .041 .042 .042 .042 .043 .043 .043 .044 .044 



48.0 -0.042 -0.042 -0.043 -0.043 -0.044 -0.044 -0.044 -0.045 -0.045 -0.045 



48.5 .043 .044 .044 .044 .045 .045 .045 .046 .046 .046 



49.0 .044 .045 .045 .045 .046 .046 .047 .047 .047 .048 



49.5 .045 .046 .046 .047 .047 .047 .048 .048 .048 .049 



50.0 .046 .047 .047 .048 .048 .048 .049 .049 .050 .050 



(continued) 



SMITHSONIAN METEOROLOGICAL TABLES 



