source: branches/start/MagicSoft/Simulation/Detector/Reflector/attenu.f@ 18752

Last change on this file since 18752 was 292, checked in by harald, 25 years ago
This is the startpoint for the futher development of the Reflector program of Jose Carlos. For all developments use this CVS-controlled directory.
File size: 20.5 KB
Line 
1*********************************************************************
2* *
3* Atmospheric Absorption for Rayleigh, Mie and Ozone. *
4* *
5* Created: May-98 *
6* Author: Aitor Ibarra Ibaibarriaga *
7* Jose Carlos Gonzalez *
8* *
9*********************************************************************
10
11c @T \newpage
12
13c @section Source code of {\tt attenu.f}
14
15* @text
16* Copyright $\copyright$ 1998, Aitor Ibarra Ibaibarriaga
17* @endtext
18c @code
19
20 SUBROUTINE attenu(wavelength, height, theta, tr_atmos)
21
22C----------------------------------------------------------------------C
23C RHO (DENSITY) F(UNCTION) C
24C C
25C CALCULATES DENSITY (G/CM**3) OF ATMOSPHERE DEPENDING ON HEIGHT (CM) C
26C (US STANDARD ATMOSPHERE) C
27C THIS FUNCTION IS CALLED FROM ININKG, UPDATE, CERENE, CERENH C
28C ARGUMENT: C
29C ARG = HEIGHT IN CM C
30C----------------------------------------------------------------------C
31
32 COMMON /ATMOS/ AATM,BATM,CATM,LAHG,RHOF,LONG,OZ_ABI,AE_ABI
33 DOUBLE PRECISION AATM(5),BATM(5),CATM(5),LAHG(5),RHOF(5),Lm(12)
34 DOUBLE PRECISION H,RT, m,OZ_ABI(48,12),AE_ABI(28,12)
35 DOUBLE PRECISION XR, TOT_OZ, TOT_AE, T_Ray,T_Mie, T_Oz,
36 + RHO_TOT, RHO_FI, RHOFP
37
38 REAL wavelength, height, theta, tr_atmos
39 real trr, trm, tro
40 REAL LONG(12)
41 INTEGER I,CON_OZ,CON_MI J, ROW
42
43 DATA OZ_ABI /
44 + 0.2880000D+00,0.5405000D+00,0.7775000D+00,0.1009000D+01,
45 + 0.1241500D+01,0.1480500D+01,0.1750500D+01,0.2085000D+01,
46 + 0.2514500D+01,0.3087500D+01,0.3864500D+01,0.4817500D+01,
47 + 0.5847500D+01,0.6917500D+01,0.8052500D+01,0.9287499D+01,
48 + 0.1068750D+02,0.1231250D+02,0.1415750D+02,0.1617750D+02,
49 + 0.1827250D+02,0.2034750D+02,0.2232750D+02,0.2414750D+02,
50 + 0.2575750D+02,0.2715250D+02,0.2836750D+02,0.2941100D+02,
51 + 0.3031000D+02,0.3109250D+02,0.3176300D+02,0.3232750D+02,
52 + 0.3281200D+02,0.3323200D+02,0.3358350D+02,0.3387750D+02,
53 + 0.3412650D+02,0.3434000D+02,0.3451900D+02,0.3466250D+02,
54 + 0.3477480D+02,0.3486355D+02,0.3493355D+02,0.3498775D+02,
55 + 0.3503010D+02,0.3506360D+02,0.3509020D+02,0.3511185D+02,
56 + 0.2740000D-01,0.5140000D-01,0.7395000D-01,0.9600000D-01,
57 + 0.1181500D+00,0.1409000D+00,0.1666000D+00,0.1984500D+00,
58 + 0.2393500D+00,0.2939500D+00,0.3679500D+00,0.4589500D+00,
59 + 0.5573000D+00,0.6593000D+00,0.7673000D+00,0.8848000D+00,
60 + 0.1017800D+01,0.1172300D+01,0.1348300D+01,0.1540800D+01,
61 + 0.1740300D+01,0.1937800D+01,0.2126300D+01,0.2299800D+01,
62 + 0.2453300D+01,0.2586300D+01,0.2702300D+01,0.2801900D+01,
63 + 0.2887550D+01,0.2962050D+01,0.3025900D+01,0.3079700D+01,
64 + 0.3125850D+01,0.3165850D+01,0.3199350D+01,0.3227400D+01,
65 + 0.3251150D+01,0.3271500D+01,0.3288600D+01,0.3302300D+01,
66 + 0.3312995D+01,0.3321445D+01,0.3328110D+01,0.3333270D+01,
67 + 0.3337305D+01,0.3340500D+01,0.3343035D+01,0.1334510D+01,
68 + 0.2435000D-02,0.4570000D-02,0.6575000D-02,0.8535000D-02,
69 + 0.1050500D-01,0.1253000D-01,0.1481500D-01,0.1764500D-01,
70 + 0.2128000D-01,0.2613500D-01,0.3272000D-01,0.4081000D-01,
71 + 0.4957000D-01,0.5866000D-01,0.6827000D-01,0.7875500D-01,
72 + 0.9065500D-01,0.1044050D+00,0.1200050D+00,0.1371050D+00,
73 + 0.1548550D+00,0.1724050D+00,0.1891550D+00,0.2045550D+00,
74 + 0.2182050D+00,0.2300550D+00,0.2403600D+00,0.2492200D+00,
75 + 0.2568350D+00,0.2634550D+00,0.2691300D+00,0.2739150D+00,
76 + 0.2780200D+00,0.2815750D+00,0.2845500D+00,0.2870400D+00,
77 + 0.2891500D+00,0.2909600D+00,0.2924750D+00,0.2936900D+00,
78 + 0.2946425D+00,0.2953940D+00,0.2959865D+00,0.2964455D+00,
79 + 0.2968045D+00,0.2970885D+00,0.2973140D+00,0.2974975D+00,
80 + 0.1740000D-03,0.3265000D-03,0.4695000D-03,0.6090000D-03,
81 + 0.7495000D-03,0.8940000D-03,0.1057000D-02,0.1259000D-02,
82 + 0.1518000D-02,0.1863500D-02,0.2332500D-02,0.2909000D-02,
83 + 0.3533000D-02,0.4180500D-02,0.4865000D-02,0.5610500D-02,
84 + 0.6455500D-02,0.7435000D-02,0.8550000D-02,0.9770000D-02,
85 + 0.1103500D-01,0.1229000D-01,0.1348500D-01,0.1458000D-01,
86 + 0.1555100D-01,0.1639550D-01,0.1713150D-01,0.1776300D-01,
87 + 0.1830600D-01,0.1877800D-01,0.1918200D-01,0.1952250D-01,
88 + 0.1981500D-01,0.2006850D-01,0.2028050D-01,0.2045801D-01,
89 + 0.2060851D-01,0.2073750D-01,0.2084566D-01,0.2093241D-01,
90 + 0.2100026D-01,0.2105381D-01,0.2109606D-01,0.2112876D-01,
91 + 0.2115431D-01,0.2117456D-01,0.2119066D-01,0.2120376D-01,
92 + 0.4885000D-05,0.9170000D-05,0.1319500D-04,0.1713000D-04,
93 + 0.2108000D-04,0.2513500D-04,0.2971500D-04,0.3539500D-04,
94 + 0.4268500D-04,0.5242500D-04,0.6562500D-04,0.8182500D-04,
95 + 0.9937500D-04,0.1175750D-03,0.1368250D-03,0.1578250D-03,
96 + 0.1816250D-03,0.2091750D-03,0.2404750D-03,0.2747750D-03,
97 + 0.3103250D-03,0.3454750D-03,0.3790250D-03,0.4098750D-03,
98 + 0.4372250D-03,0.4609750D-03,0.4816750D-03,0.4994750D-03,
99 + 0.5147750D-03,0.5280750D-03,0.5394750D-03,0.5490700D-03,
100 + 0.5572950D-03,0.5644250D-03,0.5703950D-03,0.5753899D-03,
101 + 0.5796200D-03,0.5832500D-03,0.5862950D-03,0.5887350D-03,
102 + 0.5906400D-03,0.5921450D-03,0.5933350D-03,0.5942565D-03,
103 + 0.5949755D-03,0.5955440D-03,0.5959955D-03,0.5963635D-03,
104 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
105 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
106 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
107 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
108 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
109 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
110 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
111 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
112 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
113 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
114 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
115 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
116 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
117 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
118 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
119 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
120 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
121 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
122 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
123 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
124 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
125 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
126 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
127 + 0.0000000D+00,0.0000000D+00,0.0000000D+00,0.0000000D+00,
128 + 0.9525000D-05,0.1785500D-04,0.2567500D-04,0.3332000D-04,
129 + 0.4100000D-04,0.4889000D-04,0.5779500D-04,0.6881000D-04,
130 + 0.8296000D-04,0.1018600D-03,0.1275100D-03,0.1590600D-03,
131 + 0.1932100D-03,0.2286100D-03,0.2660100D-03,0.3067600D-03,
132 + 0.3529600D-03,0.4065100D-03,0.4674100D-03,0.5341100D-03,
133 + 0.6032600D-03,0.6717100D-03,0.7370100D-03,0.7970100D-03,
134 + 0.8501600D-03,0.8963600D-03,0.9366100D-03,0.9711101D-03,
135 + 0.1000810D-02,0.1026660D-02,0.1048810D-02,0.1067460D-02,
136 + 0.1083460D-02,0.1097310D-02,0.1108910D-02,0.1118640D-02,
137 + 0.1126865D-02,0.1133915D-02,0.1139830D-02,0.1144570D-02,
138 + 0.1148275D-02,0.1151200D-02,0.1153510D-02,0.1155300D-02,
139 + 0.1156700D-02,0.1162205D-02,0.1170990D-02,0.1178145D-02,
140 + 0.9360000D-04,0.1757000D-03,0.2528000D-03,0.3281500D-03,
141 + 0.4038500D-03,0.4816500D-03,0.5694500D-03,0.6784000D-03,
142 + 0.8184000D-03,0.1004900D-02,0.1257900D-02,0.1568900D-02,
143 + 0.1905400D-02,0.2254400D-02,0.2623400D-02,0.3025400D-02,
144 + 0.3480900D-02,0.4008900D-02,0.4609400D-02,0.5266900D-02,
145 + 0.5948400D-02,0.6622900D-02,0.7266400D-02,0.7857900D-02,
146 + 0.8381900D-02,0.8836901D-02,0.9233401D-02,0.9573901D-02,
147 + 0.9866901D-02,0.1012140D-01,0.1033940D-01,0.1052340D-01,
148 + 0.1068140D-01,0.1081840D-01,0.1093290D-01,0.1102855D-01,
149 + 0.1110965D-01,0.1117920D-01,0.1123750D-01,0.1128425D-01,
150 + 0.1132085D-01,0.1134975D-01,0.1137255D-01,0.1139020D-01,
151 + 0.1140400D-01,0.1141492D-01,0.1142358D-01,0.1143063D-01,
152 + 0.2500000D-03,0.4690000D-03,0.6745000D-03,0.8755000D-03,
153 + 0.1077500D-02,0.1285000D-02,0.1519500D-02,0.1810000D-02,
154 + 0.2182500D-02,0.2679500D-02,0.3353500D-02,0.4182000D-02,
155 + 0.5079000D-02,0.6010000D-02,0.6994000D-02,0.8064000D-02,
156 + 0.9279000D-02,0.1068900D-01,0.1228900D-01,0.1403900D-01,
157 + 0.1585400D-01,0.1765400D-01,0.1937400D-01,0.2095400D-01,
158 + 0.2235400D-01,0.2356900D-01,0.2462600D-01,0.2553350D-01,
159 + 0.2631400D-01,0.2699250D-01,0.2757350D-01,0.2806300D-01,
160 + 0.2848350D-01,0.2884800D-01,0.2915300D-01,0.2940850D-01,
161 + 0.2962500D-01,0.2981050D-01,0.2996600D-01,0.3009050D-01,
162 + 0.3018780D-01,0.3026480D-01,0.3032550D-01,0.3037250D-01,
163 + 0.3040925D-01,0.3043835D-01,0.3046145D-01,0.3048025D-01,
164 + 0.3585000D-03,0.6725000D-03,0.9675000D-03,0.1256000D-02,
165 + 0.1545500D-02,0.1843000D-02,0.2179000D-02,0.2595500D-02,
166 + 0.3130000D-02,0.3843500D-02,0.4813500D-02,0.6003500D-02,
167 + 0.7288500D-02,0.8623499D-02,0.1003850D-01,0.1157850D-01,
168 + 0.1331850D-01,0.1533350D-01,0.1762850D-01,0.2014350D-01,
169 + 0.2274850D-01,0.2532850D-01,0.2779350D-01,0.3005850D-01,
170 + 0.3206350D-01,0.3380350D-01,0.3531851D-01,0.3661850D-01,
171 + 0.3773851D-01,0.3871351D-01,0.3954751D-01,0.4025051D-01,
172 + 0.4085401D-01,0.4137701D-01,0.4181501D-01,0.4218151D-01,
173 + 0.4249151D-01,0.4275751D-01,0.4298101D-01,0.4316001D-01,
174 + 0.4330001D-01,0.4341061D-01,0.4349771D-01,0.4356516D-01,
175 + 0.4361791D-01,0.4365961D-01,0.4369271D-01,0.4371971D-01,
176 + 0.1685000D-03,0.3160000D-03,0.4545000D-03,0.5900000D-03,
177 + 0.7260000D-03,0.8655000D-03,0.1023000D-02,0.1218500D-02,
178 + 0.1469500D-02,0.1804500D-02,0.2259000D-02,0.2817500D-02,
179 + 0.3422000D-02,0.4049500D-02,0.4712999D-02,0.5434999D-02,
180 + 0.6252999D-02,0.7203000D-02,0.8283000D-02,0.9462999D-02,
181 + 0.1068800D-01,0.1190300D-01,0.1306300D-01,0.1412800D-01,
182 + 0.1507000D-01,0.1588850D-01,0.1660150D-01,0.1721300D-01,
183 + 0.1773900D-01,0.1819650D-01,0.1858850D-01,0.1891850D-01,
184 + 0.1920150D-01,0.1944700D-01,0.1965250D-01,0.1982450D-01,
185 + 0.1997050D-01,0.2009550D-01,0.2020010D-01,0.2028410D-01,
186 + 0.2034985D-01,0.2040175D-01,0.2044265D-01,0.2047435D-01,
187 + 0.2049915D-01,0.2051875D-01,0.2053430D-01,0.2054695D-01 /
188
189 DATA AE_ABI /
190 + 0.3645000E-01,0.5211000E-01,0.5913000E-01,0.6203000E-01,
191 + 0.6304000E-01,0.6340450E-01,0.6353275E-01,0.6358405E-01,
192 + 0.6361780E-01,0.6364885E-01,0.6367990E-01,0.6371365E-01,
193 + 0.6375955E-01,0.6383380E-01,0.6392965E-01,0.6403360E-01,
194 + 0.6414810E-01,0.6426660E-01,0.6438010E-01,0.6448960E-01,
195 + 0.6459510E-01,0.6468170E-01,0.6474110E-01,0.6478295E-01,
196 + 0.6481670E-01,0.6484775E-01,0.6487610E-01,0.6490240E-01,
197 + 0.3510000E-01,0.5018000E-01,0.5694000E-01,0.5973500E-01,
198 + 0.6071000E-01,0.6106100E-01,0.6118450E-01,0.6123390E-01,
199 + 0.6126640E-01,0.6129630E-01,0.6132620E-01,0.6135870E-01,
200 + 0.6140290E-01,0.6147440E-01,0.6156670E-01,0.6166680E-01,
201 + 0.6177730E-01,0.6189180E-01,0.6200130E-01,0.6210680E-01,
202 + 0.6220820E-01,0.6229140E-01,0.6234860E-01,0.6238890E-01,
203 + 0.6242140E-01,0.6245130E-01,0.6247860E-01,0.6250395E-01,
204 + 0.3375000E-01,0.4825000E-01,0.5475000E-01,0.5744000E-01,
205 + 0.5838000E-01,0.5871750E-01,0.5883625E-01,0.5888375E-01,
206 + 0.5891500E-01,0.5894375E-01,0.5897250E-01,0.5900375E-01,
207 + 0.5904625E-01,0.5911500E-01,0.5920375E-01,0.5930000E-01,
208 + 0.5940650E-01,0.5951700E-01,0.5962200E-01,0.5972300E-01,
209 + 0.5982050E-01,0.5990050E-01,0.5995550E-01,0.5999425E-01,
210 + 0.6002550E-01,0.6005425E-01,0.6008050E-01,0.6010490E-01,
211 + 0.3240000E-01,0.4632000E-01,0.5256000E-01,0.5514000E-01,
212 + 0.5604000E-01,0.5636400E-01,0.5647800E-01,0.5652360E-01,
213 + 0.5655360E-01,0.5658120E-01,0.5660880E-01,0.5663880E-01,
214 + 0.5667960E-01,0.5674560E-01,0.5683080E-01,0.5692320E-01,
215 + 0.5702520E-01,0.5713070E-01,0.5723140E-01,0.5732860E-01,
216 + 0.5742220E-01,0.5749900E-01,0.5755180E-01,0.5758900E-01,
217 + 0.5761900E-01,0.5764660E-01,0.5767180E-01,0.5769520E-01,
218 + 0.3240000E-01,0.4632000E-01,0.5256000E-01,0.5514000E-01,
219 + 0.5604000E-01,0.5636400E-01,0.5647800E-01,0.5652360E-01,
220 + 0.5655360E-01,0.5658120E-01,0.5660880E-01,0.5663880E-01,
221 + 0.5667960E-01,0.5674560E-01,0.5683080E-01,0.5692320E-01,
222 + 0.5702520E-01,0.5713070E-01,0.5723140E-01,0.5732860E-01,
223 + 0.5742220E-01,0.5749900E-01,0.5755180E-01,0.5758900E-01,
224 + 0.5761900E-01,0.5764660E-01,0.5767180E-01,0.5769520E-01,
225 + 0.3105000E-01,0.4439000E-01,0.5037000E-01,0.5284500E-01,
226 + 0.5371000E-01,0.5402050E-01,0.5412975E-01,0.5417345E-01,
227 + 0.5420220E-01,0.5422865E-01,0.5425510E-01,0.5428385E-01,
228 + 0.5432295E-01,0.5438620E-01,0.5446785E-01,0.5455640E-01,
229 + 0.5465390E-01,0.5475485E-01,0.5485145E-01,0.5494460E-01,
230 + 0.5503430E-01,0.5510790E-01,0.5515850E-01,0.5519415E-01,
231 + 0.5522290E-01,0.5524935E-01,0.5527350E-01,0.5529590E-01,
232 + 0.2700000E-01,0.3860000E-01,0.4380000E-01,0.4595000E-01,
233 + 0.4670000E-01,0.4697000E-01,0.4706500E-01,0.4710300E-01,
234 + 0.4712800E-01,0.4715100E-01,0.4717400E-01,0.4719900E-01,
235 + 0.4723300E-01,0.4728800E-01,0.4735900E-01,0.4743600E-01,
236 + 0.4752100E-01,0.4760900E-01,0.4769300E-01,0.4777400E-01,
237 + 0.4785200E-01,0.4791600E-01,0.4796000E-01,0.4799100E-01,
238 + 0.4801600E-01,0.4803900E-01,0.4806000E-01,0.4807950E-01,
239 + 0.2430000E-01,0.3474000E-01,0.3942000E-01,0.4135500E-01,
240 + 0.4203000E-01,0.4227300E-01,0.4235850E-01,0.4239270E-01,
241 + 0.4241520E-01,0.4243590E-01,0.4245660E-01,0.4247910E-01,
242 + 0.4250970E-01,0.4255920E-01,0.4262310E-01,0.4269240E-01,
243 + 0.4276890E-01,0.4284810E-01,0.4292370E-01,0.4299660E-01,
244 + 0.4306680E-01,0.4312440E-01,0.4316400E-01,0.4319190E-01,
245 + 0.4321440E-01,0.4323510E-01,0.4325400E-01,0.4327155E-01,
246 + 0.2255000E-01,0.3225500E-01,0.3659500E-01,0.3838900E-01,
247 + 0.3901500E-01,0.3924050E-01,0.3931985E-01,0.3935155E-01,
248 + 0.3937240E-01,0.3939160E-01,0.3941080E-01,0.3943165E-01,
249 + 0.3946005E-01,0.3950600E-01,0.3956530E-01,0.3962960E-01,
250 + 0.3970055E-01,0.3977400E-01,0.3984415E-01,0.3991180E-01,
251 + 0.3997695E-01,0.4003040E-01,0.4006715E-01,0.4009305E-01,
252 + 0.4011390E-01,0.4013310E-01,0.4015065E-01,0.4016695E-01,
253 + 0.2130000E-01,0.3044500E-01,0.3455500E-01,0.3625450E-01,
254 + 0.3684700E-01,0.3706050E-01,0.3713575E-01,0.3716575E-01,
255 + 0.3718550E-01,0.3720370E-01,0.3722190E-01,0.3724165E-01,
256 + 0.3726850E-01,0.3731195E-01,0.3736805E-01,0.3742890E-01,
257 + 0.3749605E-01,0.3756555E-01,0.3763190E-01,0.3769590E-01,
258 + 0.3775750E-01,0.3780805E-01,0.3784280E-01,0.3786725E-01,
259 + 0.3788700E-01,0.3790520E-01,0.3792180E-01,0.3793720E-01,
260 + 0.2025000E-01,0.2895000E-01,0.3285000E-01,0.3446250E-01,
261 + 0.3502500E-01,0.3522750E-01,0.3529875E-01,0.3532725E-01,
262 + 0.3534600E-01,0.3536325E-01,0.3538050E-01,0.3539925E-01,
263 + 0.3542475E-01,0.3546600E-01,0.3551925E-01,0.3557700E-01,
264 + 0.3564075E-01,0.3570675E-01,0.3576975E-01,0.3583050E-01,
265 + 0.3588900E-01,0.3593700E-01,0.3597000E-01,0.3599325E-01,
266 + 0.3601200E-01,0.3602925E-01,0.3604500E-01,0.3605960E-01,
267 + 0.1920000E-01,0.2745500E-01,0.3114500E-01,0.3267050E-01,
268 + 0.3320300E-01,0.3339470E-01,0.3346215E-01,0.3348915E-01,
269 + 0.3350690E-01,0.3352320E-01,0.3353950E-01,0.3355725E-01,
270 + 0.3358140E-01,0.3362045E-01,0.3367085E-01,0.3372550E-01,
271 + 0.3378585E-01,0.3384835E-01,0.3390800E-01,0.3396550E-01,
272 + 0.3402090E-01,0.3406635E-01,0.3409760E-01,0.3411965E-01,
273 + 0.3413740E-01,0.3415370E-01,0.3416860E-01,0.3418245E-01 /
274
275 DATA BATM / 1222.6562D0,1144.9069D0,1305.5948D0,540.1778D0,0.D0 /
276 DATA CATM / 994186.38D0,878153.55D0,636143.04D0,772170.16D0,1.D-9/
277 DATA LAHG / 2000.0D2,4.0D5,1.0D6,4.0D6,1.0D7 /
278 DATA Lm /3.70D5,3.85D5,4.0D5,4.17D5,4.17D5,4.35D5,5.0D5,5.56D5,
279 + 5.99D5,6.33D5, 6.67D5,7.04D5 /
280 DATA LONG /
281 + 280.0,
282 + 300.0,
283 + 320.0,
284 + 340.0,
285 + 360.0,
286 + 380.0,
287 + 400.0,
288 + 450.0,
289 + 500.0,
290 + 550.0,
291 + 600.0,
292 + 650.0 /
293 DATA PI / 3.141592654D0 /
294 PARAMETER (RT=6348.0D5)
295
296***********************************************************************
297*
298* SCATTERING PARAMETERS FOR RAYLEIGH:
299*
300* MEAN FREE PATH FOR SCATTERING RAYLEIGH (g/cm^2)
301 PARAMETER (XR=2.970D3)
302***********************************************************************
303
304
305 T_Ray = 1.0
306 T_Mie = 1.0
307 T_Oz = 1.0
308
309 H = -RT + SQRT(RT**2 + (height/COS(theta))**2 +
310 + (2.0D0*RT*height))
311
312 ROW = AINT(((H+1.)/1.0E5))
313
314***********************************************************************
315*
316* LARGE ZENITH ANGLE FACTOR (AIR MASS):
317
318
319 m= (1.D0/H)*(SQRT((RT*COS(theta))**2+(2*RT*H)+H**2)-
320 + (RT*COS(theta)))
321**********************************************************************
322
323
324* RAYLEIGH SCATTERING
325
326 RHOTOT = 0.0
327 do 11 i=1,5
328 RHOF(i) = 0
329 11 continue
330
331 DO 91 I=2,5
332 IF ( H .LT. LAHG(I) ) THEN
333 RHOTOT = RHOTOT +
334 + BATM(I-1)*(EXP(-LAHG(I-1)/CATM(I-1) ) -
335 + EXP(-H/CATM(I-1)))
336 GOTO 92
337 ELSE
338 RHOTOT = RHOTOT +
339 + BATM(I-1)*(EXP(-LAHG(I-1)/CATM(I-1) ) -
340 + EXP(-LAHG(I)/CATM(I-1)))
341 ENDIF
342 91 CONTINUE
343
344 92 RHO_FI = m*RHOTOT
345
346 T_Ray = EXP(-(RHO_FI/XR)*(400.D0/wavelength)**4)
347
348
349***************************************************************************
350* *
351* MIE ABSORPTION: WE USE FOR HEIGHTS LOWER THAN 10 Km AN EXACT FORMULA*
352* FOR THE AEROSOL DENSITY, AND WE USE A TABLE FOR HIGHTS HIGHER THAN *
353* 10 Km. WE TAKE THE TABLE FROM THE ALTERMAN ARTICLE. *
354***************************************************************************
355
356
357***************************************************************************
358* *
359* MIE SCATTERING PARAMETERS *
360 Hm = 1.2D5
361***************************************************************************
362
363 IF (ROW.GT.27) THEN
364 ROW=28
365 ENDIF
366
367
368 CON_MI = 2
369
370 1001 IF (ABS(LONG(CON_MI)-wavelength).LT.0.01) THEN
371 TOT_AE =AE_ABI(ROW,CON_MI)
372 ELSEIF (LONG(CON_MI).GT.wavelength) THEN
373 A = (AE_ABI(ROW,CON_MI)-AE_ABI(ROW,CON_MI-1))/
374 + (LONG(CON_MI) - LONG(CON_MI-1))
375 B = AE_ABI(ROW,CON_MI) - (A*LONG(CON_MI))
376 TOT_AE = A*wavelength + B
377 ELSE
378 CON_MI = CON_MI +1
379 GOTO 1001
380 ENDIF
381 T_Mie = EXP(-(m*TOT_AE))
382
383
384
385***********************************************************************
386* *
387* OZONE ABSORPTION: We used the Elterman table. *
388* *
389***********************************************************************
390 IF (ROW.GT.47) THEN
391 ROW = 47
392 ENDIF
393
394 CON_OZ = 2
395 2001 IF (LONG(CON_OZ).GT.wavelength) THEN
396 A = (OZ_ABI(ROW,CON_OZ)-OZ_ABI(ROW,CON_OZ-1))/
397 + (LONG(CON_OZ) - LONG(CON_OZ-1))
398 B = OZ_ABI(ROW,CON_OZ) - (A*LONG(CON_OZ))
399 TOT_OZ = (A* wavelength)+B
400 ELSEIF (ABS(LONG(CON_OZ)-wavelength).LT.0.01) THEN
401 TOT_OZ = OZ_ABI(ROW,CON_OZ)
402 ELSE
403 CON_OZ = CON_OZ + 1
404 GOTO 2001
405 ENDIF
406
407 T_Oz = EXP(-(m*TOT_OZ))
408
409************************************************************************
410* *
411* TOTAL TRANSMISSION OF THE ATMOSPHERE: (RAYLEIGH + MIE + OZONE) *
412************************************************************************
413
414 tr_atmos = T_Ray*T_Mie*T_Oz
415
416 RETURN
417
418 END
419
420c @endcode
421
422c EOF
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