#Data Format for Differential P wave Traveltimes between different two stations Position Format Description 1-22 I4,X,I2,X,I2,X,I2,X,I2,X,F5.2 Epicenter data & time (YYYY MM DD HH MM SS.SS) 23-23 1X blank 24-30 F7.3 Epicenter latitude 31-31 1X blank 32-39 F8.3 Epicenter longitude 40-40 1X blank 41-45 F5.1 Epicenter Depth(km) 46-46 1X blank 47-62 A16 Filter information(Hz) 63-63 1X blank 64-67 A4 Station code 68-68 1X blank 69-71 A3 Network code 72-72 1X blank 73-79 F7.3 Station latitude 80-80 1X blank 81-88 F8.3 Station longitude 89-89 1X blank 90-96 F7.1 Station elevation(m) 97-97 1X blank 98-104 F7.3 Station-to-event distance (degrees) 105-105 1X blank 106-112 F7.3 Event-to-station azimuth (degrees) 113-113 1X blanl 114-121 F8.3 Theoretical P traveltime 122-122 1X blank 123-126 A4 Station code 127-127 1X blank 128-130 A3 Network code 131-131 1X blank 132-138 F7.3 Station latitude 139-139 1X blank 140-147 F8.3 Station longitude 148-148 1X blank 149-155 F7.1 Station Elevation(m) 156-156 1X blank 157-163 F7.3 Station-to-event distance (degrees) 164-164 1X blank 165-171 F7.3 Event-to-station azimuth (degrees) 172-172 1X blanl 173-180 F8.3 Theoretical P traveltime 181-181 1X blank 182-189 F8.3 Differential P traveltime between two stations 190-190 1X blank 191-198 F8.3 Difference of theoretical P traveltime between two stations 199-199 1X blank 200-205 F6.4 Correlation coefficient