Name Site Latitude Longitude Height Rock Age Fm SDec SInc BDec BInc FDec FInc P1 P2 P3 P4 Note 121Y-2B 113 90 12 0 12 90 ID Step[ ] M[A/m] Dsp Isp Dge Ige Dtc Itc Dfc Ifc Prec K[e-06 SI] Limit1 Limit2 Note N 0 0.003561 123.2 34.2 163.9 26.9 1.0 M 95 0.003108 117.7 29.4 170.5 23.9 1.0 M 175 0.00266 111.5 29.0 172.2 18.7 1.0 M 260 0.002538 113.0 30.7 170.2 19.6 1.0 M 325 0.002258 107.7 32.2 169.5 14.9 1.0 M 390 0.002064 102.4 34.6 167.8 10.2 1.0 M 450 0.001884 100.3 37.2 165.4 8.2 1.0 M 505 0.001615 98.4 35.3 167.4 6.8 1.0 M 555 0.00141 92.1 35.6 167.4 1.7 1.0 M 595 0.001286 87.8 37.9 165.1 -1.7 1.0 M 620 0.001236 83.8 36.1 166.7 -5.0 1.0 M 645 0.001087 81.0 39.7 163.0 -6.9 1.0 M 662 0.0005873 81.3 39.5 163.2 -6.7 1.0 M 674 0.0003723 83.5 38.4 164.4 -5.1 1.0 M 682 4.915E-05 30.0 -26.3 247.7 -50.9 1.0 C Cf2 0.003108 106.9 32.8 169.0 14.1 9.1 95 674 OA