Himalayan Journals — Volume 2 / Or, Notes of a Naturalist in Bengal, the Sikkim and Nepal Himalayas, the Khasia Mountains, etc.

by Joseph Dalton Hooker

SOLAR RADIATION

MORNING Time Temp. Black Bulb Diff. Phot. 11.30 a.m. 85.5 129 44.5 … 10.30 a.m. 89.0 132 43.0 … Noon 90.0 132 42.0 10.140 Noon 85.0 130 45.0 … Noon 86.0 138 52.0 … Noon 90.0 138 48.0 … —————————————————————————— Mean 87.6 133 45.8 10.140

AFTERNOON Time Temp. Black Bulb Diff. Phot. 3 p.m. 85.5 116 30.5 … 3 p.m. 92.5 128 35.5 … 3 p.m. 92.0 120 28.0 … 3 p.m. 89.5 128 38.5 … 3 p.m. 93.5 144 50.5 … —————————————————————————— Mean 90.6 127 36.6 …