MISOBOB Jul19 * SG181 * Dive index * Mission links * Dive 641 * Raw log
prev dive * next dive * dive
• Previous call tries 2 • 175.24 of 350.00 AH used of 24V (49.93% remains)
• Surface angle -72.9 deg, depth 0.61 m • Intended pitch -19.2 deg, speed -8.462 cm/s
VBD pumped to 499.90 (SM_CC=500)
• GPS1 time: 41 s
• GPS2 time: 2 s • Transponder ping count: 103
• Time spent turning 0 s

Statistics * Plot
t(s) depth(m) w(cm/s) num pts t(s) GC phase pitch roll VBD pit rol VBD volts
ctl(cm) t(s) A pos(AD) rate t(s) A pos(AD) rate ctl(cc) t(s) A pos(AD) rate eff r e r e r e pitrollvbd flags
2 end surface: CONTROL_FINISHED_OK
2 begin dive
3.82 - - - 64.77 VBD -0.63 - - 265.94 - - - 2675.81 - -116.79 60.33 0.005 2239.91 - - - - - - - - - - 14.71
65.02 3.19 -5.12 6 103.49 -0.63 10.34 0.366 2283.56 195.1 1.99 0.090 3677.25 503.2 -116.79 22.99 0.006 3299.00 46.1 -4.307 - - - - - - 14.95 14.85 15.01
325.21 78.98 -20.67 31 330.43 roll -0.63 - - 2282.94 - 2.00 0.021 2532.06 -572.6 -116.79 - - 3299.97 - - - - - - - - - 15.87 -
510.28 107.86 -14.01 50 515.55 roll -0.63 - - 2273.25 - 2.37 0.095 3678.19 483.6 -116.79 - - 3300.91 - - - - - - - - - 15.69 -
635.32 127.96 -16.51 62 640.53 roll -0.63 - - 2273.38 - 2.00 0.021 2542.62 -567.8 -116.79 - - 3299.25 - - - - - - - - - 15.92 -
820.39 155.06 -13.73 81 821.73 no move -0.63 - - 2273.62 - - - 2534.31 - -116.79 - - 3297.56 - - - - - - - - - - -
1000.45 181.16 -14.88 99 1005.72 roll -0.63 - - 2262.81 - 2.34 0.093 3675.44 487.7 -116.79 - - 3298.97 - - - - - - - - - 15.75 -
1050.45 188.34 -14.13 104 1055.65 roll -0.63 - - 2262.38 - 2.00 0.022 2519.19 -578.1 -116.79 - - 3298.28 - - - - - - - - - 15.95 -
1240.48 214.93 -13.40 123 1245.75 roll -0.63 - - 2253.12 - 2.38 0.093 3675.31 485.8 -116.79 - - 3297.97 - - - - - - - - - 15.77 -
1290.49 221.97 -14.30 128 1295.77 roll back -0.63 0.15 0.212 2293.25 267.5 2.00 0.022 2522.44 -576.4 -116.79 - - 3297.03 - - - - - - - - 15.61 15.95 -
1480.52 244.02 -11.66 147 1485.79 roll -0.63 - - 2285.50 - 2.38 0.097 3677.31 485.2 -116.79 - - 3297.84 - - - - - - - - - 15.75 -
1530.54 250.24 -12.43 152 1535.75 roll -0.63 - - 2285.31 - 2.01 0.021 2537.56 -567.0 -116.79 - - 3298.12 - - - - - - - - - 15.96 -
1720.55 273.75 -12.18 171 1725.83 roll -0.63 - - 2275.19 - 2.36 0.095 3677.88 483.2 -116.79 - - 3295.19 - - - - - - - - - 15.76 -
1745.53 277.01 -12.41 173 1750.76 roll -0.63 - - 2275.69 - 2.01 0.023 2539.44 -566.4 -116.79 - - 3295.38 - - - - - - - - - 15.95 -
1930.59 301.89 -13.52 192 1933.32 roll -0.63 - - 2275.62 - 1.62 0.023 1483.75 -651.7 -116.79 - - 3293.84 - - - - - - - - - 15.98 -
1970.56 307.24 -13.14 196 1975.78 roll -0.63 - - 2267.50 - 1.98 0.068 2611.62 569.6 -116.79 - - 3293.19 - - - - - - - - - 15.82 -
2155.62 332.94 -14.07 215 2160.86 roll -0.63 - - 2258.31 - 2.17 0.101 3674.88 490.0 -116.79 - - 3291.66 - - - - - - - - - 15.75 -
2180.60 336.59 -14.44 217 2185.91 roll back -0.63 0.12 0.209 2293.00 289.1 2.01 0.024 2538.44 -565.4 -116.79 - - 3293.34 - - - - - - - - 15.64 15.96 -
2365.66 358.66 -11.67 236 2367.00 no move -0.63 - - 2294.12 - - - 2531.94 - -116.79 - - 3289.25 - - - - - - - - - - -
2545.68 378.06 -10.45 254 2550.97 roll -0.63 - - 2285.94 - 2.41 0.109 3674.81 474.2 -116.79 - - 3289.34 - - - - - - - - - 15.67 -
2625.69 386.91 -10.88 262 2630.90 roll -0.63 - - 2284.25 - 2.02 0.025 2523.69 -569.9 -116.79 - - 3289.00 - - - - - - - - - 15.96 -
2815.72 407.16 -10.71 278 2821.00 roll -0.63 - - 2274.06 - 2.42 0.102 3674.81 475.7 -116.79 - - 3288.09 - - - - - - - - - 15.70 -
2865.70 412.76 -11.23 280 2870.92 roll -0.63 - - 2274.94 - 2.04 0.025 2543.00 -554.8 -116.79 - - 3287.09 - - - - - - - - - 15.96 -
3175.75 448.39 -11.52 296 3181.02 roll -0.63 - - 2265.69 - 2.39 0.105 3673.25 472.9 -116.79 - - 3285.53 - - - - - - - - - 15.70 -
3230.73 455.21 -12.47 298 3235.97 roll -0.63 - - 2263.69 - 2.03 0.025 2543.44 -556.6 -116.79 - - 3284.28 - - - - - - - - - 15.97 -
3535.77 493.73 -12.81 314 3541.04 roll -0.63 - - 2255.75 - 2.38 0.103 3674.88 475.4 -116.79 - - 3284.03 - - - - - - - - - 15.70 -
3595.78 501.99 -13.71 317 3601.07 roll back -0.63 0.14 0.206 2293.06 266.5 2.04 0.025 2533.88 -559.3 -116.79 - - 3282.53 - - - - - - - - 15.59 15.91 -
3915.81 538.65 -11.29 333 3921.09 roll -0.63 - - 2285.81 - 2.43 0.111 3671.69 468.2 -116.79 - - 3282.00 - - - - - - - - - 15.61 -
3985.80 546.82 -11.75 336 3991.01 roll -0.63 - - 2286.44 - 2.02 0.023 2542.19 -559.2 -116.79 - - 3281.00 - - - - - - - - - 15.95 -
4295.85 582.10 -11.04 352 4301.14 roll -0.63 - - 2276.00 - 2.41 0.107 3676.44 470.6 -116.79 - - 3279.88 - - - - - - - - - 15.64 -
4355.85 589.05 -11.60 355 4361.07 roll -0.63 - - 2275.88 - 2.03 0.026 2547.25 -556.3 -116.79 - - 3280.16 - - - - - - - - - 15.97 -
4675.88 625.31 -11.22 371 4681.15 roll -0.63 - - 2265.75 - 2.37 0.100 3675.81 476.2 -116.79 - - 3277.66 - - - - - - - - - 15.67 -
4715.89 630.15 -12.19 373 4721.10 roll -0.63 - - 2265.56 - 2.03 0.025 2522.12 -568.3 -116.79 - - 3279.53 - - - - - - - - - 15.94 -
5035.93 667.70 -11.62 389 5041.22 roll -0.63 - - 2255.19 - 2.41 0.097 3675.62 478.6 -116.79 - - 3275.91 - - - - - - - - - 15.63 -
5065.91 671.37 -12.25 390 5071.20 roll back -0.63 0.14 0.204 2296.06 291.9 2.03 0.025 2521.19 -568.7 -116.79 - - 3275.69 - - - - - - - - 15.56 15.95 -
5375.98 701.14 -9.32 406 5381.26 roll -0.63 - - 2288.56 - 2.46 0.109 3675.69 469.3 -116.79 - - 3275.50 - - - - - - - - - 15.58 -
5430.98 706.46 -9.75 408 5436.22 roll -0.63 - - 2287.88 - 2.04 0.025 2545.44 -554.0 -116.79 - - 3275.06 - - - - - - - - - 15.95 -
5736.03 736.43 -9.82 424 5741.31 roll -0.63 - - 2278.00 - 2.42 0.109 3673.81 466.3 -116.79 - - 3273.88 - - - - - - - - - 15.57 -
5786.02 741.79 -10.79 426 5791.23 roll -0.63 - - 2277.44 - 2.04 0.025 2537.25 -557.1 -116.79 - - 3273.91 - - - - - - - - - 15.94 -
6096.08 775.37 -10.96 442 6097.42 no move -0.63 - - 2277.69 - - - 2536.56 - -116.79 - - 3272.25 - - - - - - - - - - -
6396.14 808.12 -10.79 457 6401.43 roll -0.63 - - 2267.94 - 2.41 0.106 3676.38 473.0 -116.79 - - 3273.69 - - - - - - - - - 15.62 -
6441.11 813.23 -11.61 459 6446.33 roll -0.63 - - 2267.56 - 2.05 0.026 2538.62 -555.0 -116.79 - - 3271.12 - - - - - - - - - 15.94 -
6756.17 848.75 -11.06 475 6761.44 roll -0.63 - - 2257.62 - 2.40 0.103 3673.62 472.9 -116.79 - - 3270.72 - - - - - - - - - 15.57 -
6791.15 852.76 -11.46 476 6796.46 roll back -0.63 0.13 0.197 2294.00 279.8 2.05 0.027 2532.81 -556.5 -116.79 - - 3270.88 - - - - - - - - 15.54 15.88 -
7096.23 880.54 -8.91 492 7101.52 roll -0.63 - - 2286.25 - 2.43 0.109 3675.12 470.1 -116.79 - - 3271.16 - - - - - - - - - 15.56 -
7141.20 884.69 -9.28 494 7146.42 roll -0.63 - - 2286.88 - 2.05 0.027 2540.12 -553.7 -116.79 - - 3269.69 - - - - - - - - - 15.93 -
7456.27 912.92 -8.83 510 7461.56 roll -0.63 - - 2276.56 - 2.41 0.106 3671.50 469.5 -116.79 - - 3267.97 - - - - - - - - - 15.57 -
7501.26 917.08 -9.38 512 7506.48 roll -0.63 - - 2276.25 - 2.06 0.029 2539.00 -549.8 -116.79 - - 3267.38 - - - - - - - - - 15.91 -
7816.33 946.72 -9.50 528 7817.66 no move -0.63 - - 2276.31 - - - 2538.81 - -116.79 - - 3267.72 - - - - - - - - - - -
8116.38 975.10 -9.21 543 8121.65 roll -0.63 - - 2266.31 - 2.39 0.100 3673.62 474.8 -116.79 - - 3266.28 - - - - - - - - - 15.54 -
8176.38 981.17 -10.18 546 8181.59 roll -0.63 - - 2266.12 - 2.05 0.028 2538.94 -553.5 -116.79 - - 3267.50 - - - - - - - - - 15.90 -
8276 end dive: TARGET_DEPTH_EXCEEDED
8277 begin apogee
8278.17 991.38 -10.18 551 8378.67 -0.14 0.68 0.182 2452.31 273.8 0.08 0.199 2759.88 2761.8 - 98.84 2.042 2823.94 -4.5 0.383 - - - - - - 15.38 14.85 9.94
8379 end apogee: CONTROL_FINISHED_OK
8379 begin climb
8379.05 994.12 - 556 8491.37 0.63 0.75 0.070 2712.19 346.5 2.14 0.107 3799.06 485.6 116.79 107.56 2.006 2346.72 -4.4 0.387 - - - - - - 15.24 14.81 11.61
8543.06 990.96 5.96 564 8593.90 done 0.69 - - 2718.38 - 1.85 0.030 2741.44 -571.7 167.87 46.12 1.923 2139.69 -4.5 0.407 - - - - - - - 15.45 11.37
8893.09 958.90 9.75 582 8895.85 roll 0.69 - - 2722.56 - 1.86 0.030 1697.50 -561.3 167.87 - - 2132.91 - - - - - - - - - 15.76 -
8978.11 951.11 9.04 586 8983.36 done 0.69 - - 2726.00 - 2.23 0.083 2813.12 500.3 167.87 - - 2134.03 - - - - - - - - - 15.64 -
9288.17 921.95 9.28 602 9293.38 done 0.69 - - 2733.75 - 2.03 0.031 1697.06 -549.8 167.87 - - 2130.78 - - - - - - - - - 15.86 -
9398.19 911.95 9.05 607 9403.44 done 0.69 - - 2733.31 - 2.22 0.083 2813.75 503.0 167.87 - - 2132.00 - - - - - - - - - 15.69 -
9708.25 882.34 9.42 623 9709.59 VBD 0.69 - - 2733.88 - - - 2812.94 - 167.87 - - 2129.34 - - - - - - - - - - -
10008.30 854.63 9.11 638 10013.51 done 0.69 - - 2741.25 - 2.02 0.030 1695.62 -553.1 167.87 - - 2129.72 - - - - - - - - - 15.91 -
10103.30 846.12 9.01 642 10108.58 done 0.69 - - 2741.06 - 2.22 0.082 2814.88 504.2 167.87 - - 2131.59 - - - - - - - - - 15.69 -
10408.46 817.47 9.38 658 10413.68 done 0.69 - - 2750.44 - 2.02 0.030 1694.19 -554.8 167.87 - - 2128.81 - - - - - - - - - 15.94 -
10513.38 807.75 9.29 663 10518.78 0.69 0.16 0.217 2705.12 -283.3 2.22 0.081 2815.75 505.2 167.87 - - 2128.84 - - - - - - - - 15.44 15.69 -
10828.45 781.52 8.42 679 10829.79 VBD 0.69 - - 2706.69 - - - 2816.06 - 167.87 - - 2128.66 - - - - - - - - - - -
11128.47 755.88 8.46 694 11133.69 done 0.69 - - 2712.25 - 2.02 0.028 1694.38 -555.3 167.87 - - 2130.81 - - - - - - - - - 15.93 -
11208.48 749.16 8.42 698 11213.73 done 0.69 - - 2712.56 - 2.20 0.078 2817.81 510.6 167.87 - - 2129.69 - - - - - - - - - 15.68 -
11528.51 720.82 8.70 714 11533.73 done 0.69 - - 2720.56 - 2.02 0.029 1693.69 -556.5 167.87 - - 2128.19 - - - - - - - - - 15.92 -
11623.51 712.68 8.48 718 11628.78 done 0.69 - - 2720.12 - 2.20 0.077 2814.31 509.4 167.87 - - 2128.16 - - - - - - - - - 15.68 -
11928.55 685.62 8.96 734 11929.89 VBD 0.69 - - 2720.81 - - - 2814.25 - 167.87 - - 2127.50 - - - - - - - - - - -
12228.59 659.01 8.90 749 12233.81 done 0.69 - - 2728.50 - 2.02 0.029 1691.75 -555.7 167.87 - - 2127.44 - - - - - - - - - 15.94 -
12358.58 647.89 8.61 755 12363.83 done 0.69 - - 2728.56 - 2.22 0.079 2818.69 507.6 167.87 - - 2129.94 - - - - - - - - - 15.66 -
12668.62 619.34 9.29 771 12673.84 done 0.69 - - 2736.88 - 2.02 0.028 1691.94 -557.8 167.87 - - 2127.84 - - - - - - - - - 15.93 -
12773.62 610.33 8.56 776 12778.87 done 0.69 - - 2737.44 - 2.21 0.077 2815.69 508.5 167.87 - - 2128.59 - - - - - - - - - 15.67 -
13088.67 582.61 8.45 792 13090.01 VBD 0.69 - - 2737.19 - - - 2815.56 - 167.87 - - 2128.25 - - - - - - - - - - -
13388.70 559.04 7.74 807 13393.92 done 0.70 - - 2745.69 - 2.01 0.028 1689.19 -560.4 167.87 - - 2127.53 - - - - - - - - - 15.93 -
13463.68 553.40 7.46 810 13468.96 done 0.72 - - 2745.12 - 2.23 0.077 2818.00 506.2 167.87 - - 2127.84 - - - - - - - - - 15.66 -
13768.74 529.91 7.59 826 13773.96 done 0.74 - - 2753.31 - 2.02 0.028 1689.38 -558.7 167.87 - - 2127.69 - - - - - - - - - 15.90 -
13803.71 527.37 7.59 827 13809.00 done 0.76 - - 2753.81 - 2.21 0.075 2817.31 510.4 167.87 - - 2128.09 - - - - - - - - - 15.64 -
14108.75 502.41 8.49 843 14110.08 VBD 0.76 - - 2753.75 - - - 2818.06 - 167.87 - - 2127.81 - - - - - - - - - - -
14408.77 474.65 9.41 858 14413.99 done 0.76 - - 2759.56 - 2.01 0.028 1689.00 -561.7 167.87 - - 2127.97 - - - - - - - - - 15.93 -
14483.76 467.85 9.18 861 14489.03 done 0.76 - - 2761.25 - 2.21 0.075 2819.06 511.3 167.87 - - 2128.50 - - - - - - - - - 15.62 -
14788.81 437.95 9.85 877 14790.14 VBD 0.76 - - 2760.44 - - - 2818.44 - 167.87 - - 2128.12 - - - - - - - - - - -
15088.84 409.41 9.49 892 15094.03 done 0.76 - - 2769.00 - 2.00 0.027 1690.75 -563.8 167.87 - - 2128.38 - - - - - - - - - 15.89 -
15163.81 402.40 9.30 895 15169.24 0.76 0.14 0.216 2731.38 -268.7 2.21 0.074 2819.25 510.6 167.87 - - 2130.22 - - - - - - - - 15.33 15.65 -
15468.98 378.16 7.70 924 15474.19 done 0.77 - - 2736.69 - 2.01 0.027 1687.75 -562.9 167.87 - - 2127.66 - - - - - - - - - 15.93 -
15529.01 373.65 7.51 930 15534.26 done 0.79 - - 2737.12 - 2.22 0.076 2818.56 509.4 167.87 - - 2130.50 - - - - - - - - - 15.64 -
15718.99 358.84 7.64 949 15721.79 done 0.81 - - 2737.75 - 1.93 0.116 3793.56 505.2 167.87 - - 2129.59 - - - - - - - - - 15.48 -
15744.00 356.61 7.96 952 15746.76 done 0.82 - - 2744.94 - 1.77 0.033 2738.38 -596.1 167.87 - - 2126.84 - - - - - - - - - 15.87 -
15929.03 341.75 8.01 971 15931.81 done 0.82 - - 2753.38 - 1.82 0.027 1688.56 -576.8 167.87 - - 2126.66 - - - - - - - - - 15.93 -
15974.07 338.19 7.92 976 15979.33 done 0.83 - - 2753.69 - 2.22 0.076 2820.31 509.8 167.87 - - 2127.72 - - - - - - - - - 15.63 -
16164.11 322.62 8.26 995 16165.44 VBD 0.83 - - 2753.56 - - - 2819.88 - 167.87 - - 2128.09 - - - - - - - - - - -
16344.16 307.72 8.65 1013 16345.50 VBD 0.83 - - 2753.44 - - - 2819.56 - 167.87 - - 2126.38 - - - - - - - - - - -
16524.20 292.43 8.24 1031 16529.41 done 0.83 - - 2762.00 - 2.01 0.026 1685.88 -564.0 167.87 - - 2128.88 - - - - - - - - - 15.94 -
16639.23 283.10 7.91 1042 16644.51 done 0.84 - - 2761.19 - 2.23 0.075 2821.31 509.2 167.87 - - 2128.75 - - - - - - - - - 15.63 -
16824.29 267.58 8.47 1061 16829.50 done 0.84 - - 2770.56 - 2.02 0.026 1688.94 -560.6 167.87 - - 2128.66 - - - - - - - - - 15.93 -
16879.28 263.07 8.13 1066 16884.55 done 0.84 - - 2770.69 - 2.22 0.077 2819.12 509.1 167.87 - - 2128.41 - - - - - - - - - 15.62 -
17064.35 246.89 8.76 1085 17069.54 done 0.84 - - 2777.94 - 2.00 0.025 1684.50 -567.3 167.87 - - 2127.78 - - - - - - - - - 15.93 -
17124.37 242.01 8.04 1091 17129.62 done 0.84 - - 2778.44 - 2.22 0.074 2819.88 511.4 167.87 - - 2128.03 - - - - - - - - - 15.64 -
17314.42 225.52 8.49 1110 17315.76 VBD 0.84 - - 2777.62 - - - 2820.56 - 167.87 - - 2128.12 - - - - - - - - - - -
17494.48 210.76 7.88 1128 17495.81 VBD 0.85 - - 2777.88 - - - 2820.44 - 167.87 - - 2127.25 - - - - - - - - - - -
17674.48 196.45 8.21 1146 17677.27 done 0.85 - - 2778.44 - 1.92 0.113 3798.00 509.1 167.87 - - 2127.81 - - - - - - - - - 15.48 -
17724.46 191.72 9.47 1151 17727.21 done 0.85 - - 2786.62 - 1.78 0.033 2736.75 -596.2 167.87 - - 2126.69 - - - - - - - - - 15.83 -
17904.52 178.39 7.24 1169 17909.76 done 0.87 - - 2786.62 - 2.14 0.109 3795.88 494.9 167.87 - - 2127.84 - - - - - - - - - 15.41 -
17979.50 171.84 8.86 1176 17982.25 done 0.87 - - 2795.38 - 1.78 0.032 2739.69 -593.4 167.87 - - 2127.06 - - - - - - - - - 15.87 -
18159.56 159.63 6.07 1194 18200.41 VBD 0.92 - - 2794.88 - - - 2736.12 - 216.74 39.78 0.959 1942.62 -4.6 0.136 - - - - - - - - 10.19
18379.57 140.44 9.56 1216 18384.80 roll 0.92 - - 2795.44 - 2.13 0.105 3796.31 497.7 216.74 - - 1937.75 - - - - - - - - - 15.48 -
18519.60 125.42 9.38 1230 18522.36 roll 0.92 - - 2804.00 - 1.78 0.030 2738.75 -594.1 216.74 - - 1934.75 - - - - - - - - - 15.82 -
18704.64 110.85 7.44 1249 18709.87 roll 0.94 - - 2804.56 - 2.12 0.102 3797.62 499.5 216.74 - - 1935.53 - - - - - - - - - 15.49 -
18749.60 106.82 9.01 1253 18752.36 roll 0.94 - - 2811.75 - 1.78 0.029 2738.62 -594.9 216.74 - - 1935.53 - - - - - - - - - 15.85 -
18929.67 92.96 7.10 1271 18931.00 no move 0.97 - - 2813.56 - - - 2735.62 - 216.74 - - 1933.50 - - - - - - - - - - -
19109.70 81.79 5.80 1289 19156.07 done 1.02 - - 2814.31 - 2.12 0.104 3796.12 500.2 271.07 43.09 0.831 1719.59 -5.0 0.086 - - - - - - - 15.27 11.03
19354.73 63.09 6.96 1313 19357.48 roll 1.05 - - 2821.88 - 1.78 0.029 2734.19 -596.6 271.07 - - 1716.78 - - - - - - - - - 15.80 -
19534.76 53.51 6.09 1331 19576.05 done 1.10 - - 2822.62 - 2.12 0.100 3796.25 501.0 319.43 37.94 0.750 1522.00 -5.1 0.064 - - - - - - - 15.29 11.24
19634.81 46.63 6.83 1341 19637.62 roll back 1.14 0.09 0.091 2891.75 768.1 1.78 0.027 2730.81 -598.6 319.43 - - 1519.12 - - - - - - - - 15.67 15.76 -
19819.82 36.12 4.62 1360 19881.54 done 1.21 - - 2893.06 - 2.18 0.113 3796.81 489.0 397.82 57.95 0.707 1201.53 -5.5 0.049 - - - - - - - 15.27 11.10
20104.83 16.67 6.43 1388 20140.52 done 1.26 - - 2902.50 - 1.77 0.026 2732.00 -601.6 439.18 31.43 0.637 1034.88 -5.3 0.024 - - - - - - - 15.77 11.24
20280 end climb: SURFACE_DEPTH_REACHED
20280 begin surface coast
20310 end surface coast: CONTROL_FINISHED_OK
20310 begin surface
SM 0.97 - - - - 339.4 - 0.013 787.1 - 7.66 0.085 791.9 103.4 - 0.34 0.030 782.3 2295.7 -7.586 - - 30.36 15.47 15.81 -