IODP operator and logging contractor: LDEO-BRG Hole: U1320A Expedition: 308 Location: Brazos-Trinity Basin IV (Gulf of Mexico) Latitude: 27° 18.0809'N Longitude: 94° 23.2537'W Logging date: June 9-10, 2005 VSP SHOT SUMMARY LISTING (one-way transit times) Gun and Hydrophone Coordinates: Gun Azimuth: 0.0 deg Gun Offset: 49.0 m Gun Depth (from Schlumberger Zero): 13.3 m Hydrophone Depth (from Schlumberger Zero): 13.3 m Seismic Reference Depth (from Schlumberger Zero): 11.3 m Other VSP constants: Surface Velocity: 1524 m/s Acquisition Break Time: Time between start of recording and first break Acquisition Transit Time: Time between shot firing (as recorded by blast phone) and first break. The shot is fired ~12 milliseconds after start of recording. The difference between Acquisition Break Time and Acquisition Transit Time is not constant and varies for each shot. SHOTSEQUENCE ACQUISITION_ ACQUISITION_ CABLE_LENGTH ACQUISITION_ ACQUISITION_ _NUMBER SHOT_NUMBER SHOT_TIME (m) BREAK_TIME TRANSIT_ ----- ----- ----- ----- (s) TIME ----- ----- ----- ----- ----- (s) ----- ----- ----- ----- ----- ----- 141 29 10-06-2005:09:59:26 1769.999023 0.000000 0.000000 142 31 10-06-2005:10:02:12 1769.999023 1.177235 1.164593 143 32 10-06-2005:10:03:23 1769.999023 1.191491 1.178889 144 33 10-06-2005:10:03:43 1769.999023 1.191558 1.178962 145 34 10-06-2005:10:04:04 1769.999023 1.169531 1.156897 146 35 10-06-2005:10:04:30 1769.999023 1.169599 1.156953 147 36 10-06-2005:10:06:01 1769.999023 1.176207 1.163703 148 37 10-06-2005:10:06:47 1769.999023 1.169506 1.156864 149 38 10-06-2005:10:07:44 1769.999023 1.176563 1.164063 150 39 10-06-2005:10:08:06 1769.999023 1.188403 1.175823 151 40 10-06-2005:10:08:27 1769.999023 1.176148 1.163629 127 41 10-06-2005:10:12:56 1748.497803 0.000000 0.000000 128 42 10-06-2005:10:13:33 1748.497803 0.000000 0.000000 129 43 10-06-2005:10:15:14 1748.497803 0.000000 0.000000 130 44 10-06-2005:10:21:48 1748.497803 0.986273 0.986273 131 45 10-06-2005:10:22:15 1748.497803 0.980560 0.975583 132 46 10-06-2005:10:22:57 1748.497803 0.905989 0.894679 133 47 10-06-2005:10:23:30 1748.497803 1.165299 1.152634 134 48 10-06-2005:10:24:06 1748.497803 1.178413 1.165833 135 49 10-06-2005:10:31:22 1748.497803 0.000000 0.000000 136 50 10-06-2005:10:33:43 1748.497803 0.000000 0.000000 137 51 10-06-2005:10:34:13 1748.497803 1.165128 1.152466 138 52 10-06-2005:10:34:53 1748.497803 0.000000 0.000000 139 53 10-06-2005:10:35:44 1748.497803 1.164046 1.152395 140 54 10-06-2005:10:36:19 1748.497803 1.157993 1.145418 112 55 10-06-2005:10:39:51 1746.097534 0.000000 0.000000 113 56 10-06-2005:10:40:30 1746.097534 0.000000 0.000000 114 57 10-06-2005:10:40:55 1746.097534 1.164162 1.151475 115 58 10-06-2005:10:41:15 1746.097534 0.000000 0.000000 116 59 10-06-2005:10:41:35 1746.097534 0.000000 0.000000 117 60 10-06-2005:10:41:55 1746.097534 1.156081 1.143547 118 61 10-06-2005:10:42:15 1746.097534 1.156494 1.143866 119 62 10-06-2005:10:42:35 1746.097534 1.156119 1.143601 120 63 10-06-2005:10:42:57 1746.097534 0.000000 0.000000 121 64 10-06-2005:10:43:17 1746.097534 1.164029 1.151386 122 65 10-06-2005:10:43:37 1746.097534 1.163593 1.150965 123 66 10-06-2005:10:43:57 1746.097534 0.000000 0.000000 124 67 10-06-2005:10:44:21 1746.097534 1.156516 1.143892 125 68 10-06-2005:10:44:42 1746.097534 1.163600 1.150989 126 69 10-06-2005:10:45:02 1746.097534 1.163425 1.150810 101 70 10-06-2005:10:49:03 1729.897461 1.146998 1.134423 102 71 10-06-2005:10:49:43 1729.897461 0.000000 0.000000 103 72 10-06-2005:10:50:04 1729.897461 1.146545 1.133945 104 73 10-06-2005:10:50:25 1729.897461 0.000000 0.000000 105 74 10-06-2005:10:50:45 1729.897461 1.154328 1.141662 106 75 10-06-2005:10:51:05 1729.897461 1.154417 1.141777 107 76 10-06-2005:10:51:44 1729.897461 1.147029 1.134455 108 77 10-06-2005:10:52:04 1729.897461 0.000000 0.000000 109 78 10-06-2005:10:52:29 1729.897461 0.000000 0.000000 110 79 10-06-2005:10:52:54 1729.897461 1.154268 1.141672 111 80 10-06-2005:10:53:14 1729.897461 0.000000 0.000000 93 81 10-06-2005:10:57:01 1709.999146 1.135418 1.122822 94 82 10-06-2005:11:03:04 1709.999146 1.134990 1.122497 95 83 10-06-2005:11:03:27 1709.999146 1.135586 1.122912 96 84 10-06-2005:11:03:47 1709.999146 0.000000 0.000000 97 85 10-06-2005:11:04:07 1709.999146 1.135595 1.122975 98 86 10-06-2005:11:04:55 1709.999146 1.133658 1.121069 99 87 10-06-2005:11:05:15 1709.999146 1.135401 1.122769 100 88 10-06-2005:11:05:38 1709.999146 1.135492 1.122842 80 89 10-06-2005:11:09:22 1689.999146 0.000000 0.000000 81 90 10-06-2005:11:09:49 1689.999146 0.000000 0.000000 82 91 10-06-2005:11:11:02 1689.999146 0.000000 0.000000 83 92 10-06-2005:11:12:02 1689.999146 0.000000 0.000000 84 93 10-06-2005:11:12:45 1689.999146 1.130159 1.117669 85 94 10-06-2005:11:13:05 1689.999146 1.131062 1.118426 86 95 10-06-2005:11:13:25 1689.999146 1.124292 1.111624 87 96 10-06-2005:11:13:45 1689.999146 0.000000 0.000000 88 97 10-06-2005:11:14:08 1689.999146 1.131050 1.118427 89 98 10-06-2005:11:14:35 1689.999146 0.000000 0.000000 90 99 10-06-2005:11:14:56 1689.999146 0.000000 0.000000 91 100 10-06-2005:11:15:16 1689.999146 1.124284 1.111625 92 101 10-06-2005:11:15:41 1689.999146 0.000000 0.000000 70 102 10-06-2005:11:17:56 1674.799805 1.114466 1.101894 71 103 10-06-2005:11:18:21 1674.799805 1.114454 1.101891 72 104 10-06-2005:11:18:40 1674.799805 1.114560 1.101929 73 105 10-06-2005:11:19:01 1674.799805 0.000000 0.000000 74 106 10-06-2005:11:19:21 1674.799805 0.000000 0.000000 75 107 10-06-2005:11:19:41 1674.799805 0.000000 0.000000 76 108 10-06-2005:11:20:08 1674.799805 1.114454 1.101847 77 109 10-06-2005:11:20:30 1674.799805 0.000000 0.000000 78 110 10-06-2005:11:20:50 1674.799805 1.114562 1.101941 79 111 10-06-2005:11:21:12 1674.799805 1.114547 1.101893 61 112 10-06-2005:11:23:29 1659.897583 1.105296 1.092703 62 113 10-06-2005:11:23:49 1659.897583 1.105465 1.092851 63 114 10-06-2005:11:24:16 1659.897583 1.105448 1.092831 64 115 10-06-2005:11:24:36 1659.897583 1.109614 1.096978 65 116 10-06-2005:11:25:02 1659.897583 1.105352 1.092733 66 117 10-06-2005:11:25:32 1659.897583 1.105435 1.092760 67 118 10-06-2005:11:26:06 1659.897583 1.105239 1.092728 68 119 10-06-2005:11:26:31 1659.897583 1.105469 1.092831 69 120 10-06-2005:11:26:51 1659.897583 1.105432 1.092778 51 121 10-06-2005:11:29:22 1639.897705 1.093239 1.080625 52 122 10-06-2005:11:29:42 1639.897705 1.093516 1.080860 53 123 10-06-2005:11:30:02 1639.897705 1.093492 1.080880 54 124 10-06-2005:11:30:21 1639.897705 0.000000 0.000000 55 125 10-06-2005:11:30:42 1639.897705 1.093478 1.080834 56 126 10-06-2005:11:31:02 1639.897705 1.093503 1.080842 57 127 10-06-2005:11:31:25 1639.897705 1.093498 1.080835 58 128 10-06-2005:11:31:45 1639.897705 1.093253 1.080659 59 129 10-06-2005:11:32:05 1639.897705 1.093324 1.080689 60 130 10-06-2005:11:32:25 1639.897705 1.093214 1.080623 41 131 10-06-2005:11:34:18 1624.998047 1.084409 1.071790 42 132 10-06-2005:11:34:37 1624.998047 1.083375 1.071711 43 133 10-06-2005:11:34:59 1624.998047 1.084280 1.071674 44 134 10-06-2005:11:35:18 1624.998047 1.084411 1.071790 45 135 10-06-2005:11:35:56 1624.998047 0.000000 0.000000 46 136 10-06-2005:11:36:16 1624.998047 1.084428 1.071804 47 137 10-06-2005:11:36:37 1624.998047 1.083542 1.071027 48 138 10-06-2005:11:36:57 1624.998047 1.084362 1.071711 49 139 10-06-2005:11:37:17 1624.998047 1.084503 1.071862 50 140 10-06-2005:11:37:37 1624.998047 1.083521 1.071000 30 141 10-06-2005:11:39:58 1611.998291 0.000000 0.000000 31 142 10-06-2005:11:40:19 1611.998291 1.076384 1.063759 32 143 10-06-2005:11:40:38 1611.998291 1.076463 1.063804 33 144 10-06-2005:11:40:59 1611.998291 0.000000 0.000000 34 145 10-06-2005:11:41:19 1611.998291 1.076431 1.063784 35 146 10-06-2005:11:41:39 1611.998291 1.076474 1.063831 36 147 10-06-2005:11:42:00 1611.998291 1.076539 1.063888 37 148 10-06-2005:11:42:21 1611.998291 1.076472 1.063825 38 149 10-06-2005:11:42:41 1611.998291 1.076483 1.063839 39 150 10-06-2005:11:43:30 1611.998291 1.076337 1.063718 40 151 10-06-2005:11:43:55 1611.998291 1.080565 1.067929 18 152 10-06-2005:11:47:04 1589.999268 0.000000 0.000000 19 153 10-06-2005:11:47:24 1589.999268 1.062585 1.049944 20 154 10-06-2005:11:47:44 1589.999268 0.000000 0.000000 21 155 10-06-2005:11:48:04 1589.999268 0.000000 0.000000 22 156 10-06-2005:11:48:24 1589.999268 1.063175 1.050529 23 157 10-06-2005:11:48:44 1589.999268 1.063092 1.050433 24 158 10-06-2005:11:49:04 1589.999268 1.062547 1.049902 25 159 10-06-2005:11:49:24 1589.999268 1.063131 1.050515 26 160 10-06-2005:11:49:43 1589.999268 1.063185 1.050529 27 161 10-06-2005:11:50:28 1589.999268 0.000000 0.000000 28 162 10-06-2005:11:50:48 1589.999268 0.000000 0.000000 29 163 10-06-2005:11:51:08 1589.999268 1.062562 1.049911 9 164 10-06-2005:11:53:03 1579.999390 1.056529 1.043925 10 165 10-06-2005:11:53:23 1579.999390 1.056584 1.043945 11 166 10-06-2005:11:53:43 1579.999390 1.057304 1.044643 12 167 10-06-2005:11:54:25 1579.999390 1.057281 1.044613 13 168 10-06-2005:11:54:52 1579.999390 1.056421 1.043809 14 169 10-06-2005:11:55:13 1579.999390 1.056579 1.043923 15 170 10-06-2005:11:55:33 1579.999390 1.056540 1.043898 16 171 10-06-2005:11:55:53 1579.999390 1.056472 1.043847 17 172 10-06-2005:11:56:12 1579.999390 1.056528 1.043941 0 173 10-06-2005:11:58:32 1564.998169 1.047357 1.034741 1 174 10-06-2005:11:58:55 1564.998169 1.047433 1.034800 2 175 10-06-2005:11:59:15 1564.998169 1.051512 1.038880 3 176 10-06-2005:11:59:35 1564.998169 1.047473 1.034849 4 177 10-06-2005:11:59:55 1564.998169 1.047459 1.034835 5 178 10-06-2005:12:00:15 1564.998169 1.047466 1.034809 6 179 10-06-2005:12:00:35 1564.998169 1.047482 1.034837 7 180 10-06-2005:12:00:54 1564.998169 1.047524 1.034858 8 181 10-06-2005:12:01:14 1564.998169 1.047488 1.034834