Page 200 - Well Logging and Formation Evaluation

190 Well Logging and Formation Evaluation

Table 12.2.1
Example of electromagnetic homing-in tool data
Depth (ft) Field Direction (deg) Field Strength (ma/m/a)
2650 265.46 52.96
2655 264.67 60.03
2660 273.54 53.32
2665 260.41 57.53
2670 270.72 55.05
2675 261.09 59.82
2680 274.32 59.73
2685 271.95 64.31
2690 275.94 58.05
2695 275.1 57.55
2700 272.5 60.77
2705 274.87 64.82
2710 274.72 69.11
2715 282 64.95
2720 275.21 75.95
2725 272.39 87.64
2730 279.19 82.18
2735 279.96 90.91
2740 280.95 91.24
2745 284.25 97.06
2750 282.18 107.72
2755 282.91 116.87
2760 287.81 127.97
2765 286.89 150.73
2770 285.39 183.33
2775 289.38 211.61
2780 295.55 262.2
2785 308.07 304.58
2790 341.45 305.65
2795 25.87 320.93
2800 52.92 281.65
2805 65.24 214.19
2810 72.56 172.37
2815 78.53 139.15
2820 82.29 111.05
2825 83.05 94.78
2830 86.01 71.93
2835 98.11 63.06
2840 94.1 61.25
2845 98.8 56.25
2850 109.64 48.43