FILE std.atmos VERSION 1.3CHANGE TIME 94/10/06 14:50:58ACCESS TIME 94/10/06 14:51:00                        STANDARD ATMOSPHERE    Computed in March 1965 by Roy Jenne at NCAR.    Based on the following constants in the book, US Standard Atmosphere,    is within .05m of the 1954 ICAO Atmosphere in their common range.    PZERO   =  1013.250 mb    G       =   980.665    R       = 2870530.7 ergs per gm deg K = 83143200 / 28.9644    ABSZERO =   -273.15 deg K (redefined 1954 Kelvin)       Base to Top of Layer   deg K Base    deg C      Temp. Gradient          Dynamic Meters                               deg C / Dynamic Meter            0.0 to 11000.0      288.15      15.00        -.0065        11000.0 to 20000.0      216.65     -56.50        0.        20000.0 to 32000.0      216.65     -56.50         .0010        32000.0 to 47000.0      228.65     -44.50         .0028        47000.0 to 52000.0      270.65     - 2.50        0.        52000.0 to 61000.0      270.65     - 2.50        -.0020        61000.0 to 79000.0      252.65     -20.50        -.0040        79000.0 to 88743.0      180.65     -92.50        0.*** NOTE - USE ~ftp/libraries/meteorology/stdatm.f to compute the 1976               Standard Atmosphere.Manda-                                  Tempera- tory  Pressure    Height      Height     ture     DensityLevel    mb        meters       feet     deg C    kg / m**3   Comments  x     1000.0      110.88      363.79    14.28   1.2120118   Boundary Layer         950.0      540.34     1772.76    11.49   1.1627031   Troposphere         900.0      988.50     3243.11     8.57   1.1128979   Troposphere  x      850.0     1457.30     4781.17     5.53   1.0625631   Troposphere         800.0     1948.99     6394.32     2.33   1.0116615   Troposphere         750.0     2466.23     8091.29    -1.03    .9601506   Troposphere  x      700.0     3012.18     9882.49    -4.58    .9079816   Troposphere         650.0     3590.69    11780.47    -8.34    .8550980   Troposphere         600.0     4206.43    13800.61   -12.34    .8014340   Troposphere         550.0     4865.22    15962.00   -16.62    .7469112   Troposphere  x      500.0     5574.44    18288.84   -21.23    .6914357   Troposphere         450.0     6343.62    20812.40   -26.23    .6348926   Troposphere  x      400.0     7185.44    23574.27   -31.71    .5771387   Troposphere         350.0     8117.27    26631.46   -37.76    .5179907   Troposphere  x      300.0     9163.96    30065.48   -44.57    .4572068   Troposphere   o     250.0    10362.95    33999.16   -52.36    .3944543   Troposphere  xo     200.0    11784.05    38661.58   -56.50    .3215949   Tropopause  xo     150.0    13608.42    44647.04   -56.50    .2411961   Tropopause  xo     100.0    16179.72    53083.09   -56.50    .1607974   Tropopause   o      90.0    16847.88    55275.20   -56.50    .1447177   Tropopause   o      80.0    17594.82    57725.78   -56.50    .1286379   Tropopause   o      70.0    18441.62    60504.01   -56.50    .1125582   Tropopause   o      60.0    19419.19    63711.24   -56.50    .0964785   Tropopause  xo      50.0    20576.17    67507.11   -55.92    .0801855   Stratosphere   o      40.0    21999.66    72177.38   -54.50    .0637307   Stratosphere   o      30.0    23848.65    78243.59   -52.65    .0473972   Stratosphere   o      20.0    26481.22    86880.65   -50.02    .0312254   Stratosphere   o      10.0    31054.64   101885.29   -45.45    .0152991   Stratosphere   o       9.0    31757.97   104192.81   -42.97    .0137268   Stratosphere   o       8.0    32547.98   106784.71   -42.97    .0121074   Stratosphere   o       7.0    33452.63   109752.71   -40.43    .0104787   Stratosphere   o       6.0    34509.35   113219.66   -37.47    .0088690   Stratosphere   o       5.0    35776.55   117377.13   -33.93    .0072812   Stratosphere   o       4.0    37353.47   122550.74   -29.51    .0057194   Stratosphere   o       3.0    39429.49   129361.84   -23.70    .0041896   Stratosphere           2.0    42439.85   139238.37   -15.27    .0027018   Stratosphere           1.0    47820.08   156890.02    -2.50    .0012872   Stratopause           0.9    48654.77   159628.52    -2.50    .0011585   Stratopause           0.8    49587.88   162689.90    -2.50    .0010297   Stratopause           0.7    50645.75   166160.61    -2.50    .0009010   Stratopause           0.6    51866.98   170167.24    -2.50    .0007723   Stratopause           0.5    53305.04   174885.31    -5.11    .0006498   Mesosphere           0.4    55044.41   180591.90    -8.59    .0005267   Mesosphere           0.3    57253.58   187839.82   -13.01    .0004017   Mesosphere           0.2    60304.72   197850.14   -19.11    .0002743   Mesosphere           0.1    65280.75   214175.69   -37.62    .0001479   Mesosphere   o about 90% of the world's ozone is contained between 10 and 40km.