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Borehole trajectory uncertainty and its characterization
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LIU Xiushan
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Table 1 The calculation results of borehole trajectory.
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| Measured depth/m | Inclination angle/(°) | Azimuth angle/(°) | North coordinate/m | East coordinate/m | Vertical depth/m | | 0 | 0 | | 0 | 0 | 0 | | 900.00 | 0 | | 0 | 0 | 900.00 | | 1 800.00 | 0 | | 0 | 0 | 1 800.00 | | 2 700.00 | 0 | | 0 | 0 | 2 700.00 | | 3 600.00 | 0 | | 0 | 0 | 3 600.00 | | 4 500.00 | 0 | | 0 | 0 | 4 500.00 | | 5 400.00 | 0 | | 0 | 0 | 5 400.00 | | 6 300.00 | 0 | | 0 | 0 | 6 300.00 | | 7 200.00 | 0 | | 0 | 0 | 7 200.00 | | 7 660.00 | 0 | 29.71 | 0 | 0 | 7 660.00 | | 7 831.77 | 45.81 | 41.16 | 51.74 | 39.36 | 7 814.05 | | 8 028.73 | 45.81 | 51.01 | 149.57 | 140.96 | 7 951.35 | | 8 161.32 | 90.00 | 55.43 | 221.10 | 237.05 | 8 000.00 | | 8 400.00 | 90.00 | 57.02 | 353.79 | 435.44 | 8 000.00 | | 8 700.00 | 90.00 | 59.02 | 512.67 | 689.90 | 8 000.00 | | 9 000.00 | 90.00 | 61.02 | 662.57 | 949.75 | 8 000.00 | | 9 300.00 | 90.00 | 63.02 | 803.32 | 1 214.67 | 8 000.00 | | 9 600.00 | 90.00 | 65.02 | 934.73 | 1 484.34 | 8 000.00 | | 9 900.00 | 90.00 | 67.02 | 1 056.65 | 1 758.43 | 8 000.00 | | 10 161.32 | 90.00 | 68.76 | 1 155.00 | 2 000.52 | 8 000.00 |
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