Latitude,

degrees

Z t , km

Z t ( θ ) , km

Optical

depth

Solar energy absorbed by atm., W∙m−2

Solar energy to surface,

W∙m−2

0

96.0

223.2

0.107

97.3

860.3

5

96.4

223.9

0.107

97.6

860.0

10

97.5

225.8

0.108

98.4

859.2

15

99.3

228.8

0.110

99.6

858.0

20

102.1

233.5

0.112

101.5

856.1

25

105.8

239.6

0.115

104.0

853.6

30

110.6

247.4

0.119

107.2

850.4

35

116.8

257.3

0.124

111.3

846.3

40

124.7

269.7

0.129

116.3

841.3

45

134.8

285.0

0.137

122.4

835.2

50

147.8

304.1

0.146

130.1

827.5

55

164.9

328.3

0.158

139.6

818.0

60

187.9

359.1

0.172

151.6

806.0

65

219.9

399.5

0.192

167.1

790.5

70

266.5

454.0

0.218

187.5

770.1

75

338.9

530.6

0.255

215.3

742.3

80

461.0

644.3

0.309

254.7

702.9

85

686.0

823.1

0.395

312.5

645.1

90

1110.1

1110.1

0.533

395.6

562.0