Earth-current Results at Tucson Magnetic Observatory, 1932-1942, Issue 175, Volume 9 |
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105 WEST MERIDIAN AVERAGES FOR SUCCESSIVE calm days COMPONENT EASTWARD LENGTH COMPONENT EASTWARD LINE COMPONENT NORTHERLY LINE DAYS MEANS DIRECTION E 0°.5 DIRECTION N 19°.5 DIRECTION_N 17°.8 diurnal-variation curve earth currents earth-current flow earth-current potential gradient Eastward component electrode EXPRESSED IN HUNDRED EXPRESSED IN HUNDRED-THOUSANDTHS EXPRESSED IN HUNDREDTHS FEB MAR APR galvanometer Hodograms showing HOUR AS INDICATED HUNDRED THOUSANDTHS HUNDREDTHS OF MILLIVOLTS INDICATED 105 WEST JAN FEB MAR JUN JUL AUG KILOMETER THE TABULAR KMS 56.8 DIRECTION KMS 58.4 DIRECTION_N KMS 93.9 DIRECTION KMS 93.9 DIRECTIONE LENGTH IN KMS LINE OW LENGTH MAGNETIC OBSERVATORY EXPRESSED MAGNETIC X-Y MILLIVOLTS PER KILOMETER MONTHLY MEAN VALUES Northward component NOV DEC MEANS OCT NOV DEC POTENTIAL-GRADIENT AT TUCSON records seasonal changes SEP OCT NOV SUCCESSIVE PERIODS sunspot cycle TABULAR VALUES Terrestrial Magnetism Tucson Magnetic Observatory VALUES ARE AVERAGES variation at Tucson variation in earth-current VOLT PER KILOMETER WEST MERIDIAN MEAN winter anomaly ост