Parameter values: Sort by alphabetical glider order
ID | 169 | HD_B | 0.0087000001 | ROLL_MIN | 280 | ALTIM_FREQUENCY | 13 |
MISSION | 15 | HD_C | 4.3999999e-06 | ROLL_MAX | 3795 | ALTIM_PULSE | 7 |
DIVE | 10 | HEADING | -1 | ROLL_DEG | 40 | ALTIM_SENSITIVITY | 2 |
N_DIVES | 0 | ESCAPE_HEADING | 0 | C_ROLL_DIVE | 2900 | XPDR_VALID | 4 |
STOP_T | 0 | ESCAPE_HEADING_DELTA | 10 | C_ROLL_CLIMB | 2400 | XPDR_INHIBIT | 90 |
D_SURF | 3 | FIX_MISSING_TIMEOUT | 0 | HEAD_ERRBAND | 10 | INT_PRESSURE_SLOPE | 1.9639999e-06 |
D_FLARE | 3 | TGT_DEFAULT_LAT | 4736 | ROLL_CNV | 0.028270001 | INT_PRESSURE_YINT | 0 |
D_TGT | 225 | TGT_DEFAULT_LON | -12218 | ROLL_TIMEOUT | 15 | DEEPGLIDER | 0 |
D_ABORT | 275 | TGT_AUTO_DEFAULT | 0 | ROLL_MAXERRORS | 1 | DEEPGLIDERMB | 0 |
D_NO_BLEED | 50 | SM_CC | 604.7218 | ROLL_ADJ_GAIN | 0 | MOTHERBOARD | 6 |
D_BOOST | 20 | N_FILEKB | 8 | ROLL_ADJ_DBAND | 0 | DEVICE1 | -1 |
T_BOOST | 3 | FILEMGR | 0 | VBD_MIN | 480 | DEVICE2 | -1 |
D_FINISH | 0 | CALL_NDIVES | 1 | VBD_MAX | 3780 | DEVICE3 | -1 |
D_PITCH | 0 | COMM_SEQ | 0 | C_VBD | 2986 | DEVICE4 | -1 |
D_SAFE | 0 | PROTOCOL | 9 | VBD_DBAND | 2 | DEVICE5 | -1 |
D_CALL | 0 | N_NOCOMM | 2 | VBD_CNV | -0.24529999 | DEVICE6 | -1 |
SURFACE_URGENCY | 0 | NOCOMM_ACTION | 163 | VBD_TIMEOUT | 720 | LOGGERS | 1 |
SURFACE_URGENCY_TRY | 0 | N_NOSURFACE | 0 | PITCH_VBD_SHIFT | 0.001 | LOGGERDEVICE1 | 0 |
SURFACE_URGENCY_FORCE | 0 | UPLOAD_DIVES_MAX | -1 | UNCOM_BLEED | 20 | LOGGERDEVICE2 | -1 |
T_DIVE | 75 | CALL_TRIES | 5 | VBD_MAXERRORS | 1 | LOGGERDEVICE3 | -1 |
T_MISSION | 95 | CALL_WAIT | 60 | W_ADJ_DBAND | 0 | LOGGERDEVICE4 | -1 |
T_ABORT | 1440 | CAPUPLOAD | 0 | DBDW | 0 | COMPASS_DEVICE | 33 |
T_TURN | 225 | CAPMAXSIZE | 100000 | CF8_MAXERRORS | 20 | COMPASS2_DEVICE | 49 |
T_TURN_SAMPINT | -5 | T_GPS | 5 | AH0_24V | 350 | PHONE_DEVICE | 33 |
T_NO_W | 120 | N_GPS | 100440 | AH0_10V | 0 | GPS_DEVICE | 16 |
T_LOITER | 0 | T_RSLEEP | 2 | MINV_24V | 10.5 | RAFOS_DEVICE | -1 |
T_EPIRB | 0 | STROBE | 0 | MINV_10V | 10.5 | XPDR_DEVICE | 0 |
USE_BATHY | -1 | RAFOS_PEAK_OFFSET | 1.5 | MAXI_24V | 5 | SIM_W | 0 |
USE_ICE | 0 | RAFOS_CORR_THRESH | 60 | MAXI_10V | 1.2 | SEABIRD_T_G | 0.0043759886 |
ICE_FREEZE_MARGIN | 0.30000001 | RAFOS_HIT_WINDOW | 3600 | FG_AHR_10V | 2.228992 | SEABIRD_T_H | 0.00062558794 |
D_OFFGRID | 1000 | PITCH_MIN | 300 | FG_AHR_24V | 8.2182121 | SEABIRD_T_I | 2.3929e-05 |
RELAUNCH | 1 | PITCH_MAX | 3945 | PHONE_SUPPLY | 2 | SEABIRD_T_J | 2.6210178e-06 |
APOGEE_PITCH | -5 | C_PITCH | 3000 | PRESSURE_YINT | -153.94276 | SEABIRD_C_G | -9.9089918 |
MAX_BUOY | 150 | PITCH_DBAND | 0.1 | PRESSURE_SLOPE | 0.0001078585 | SEABIRD_C_H | 1.1354597 |
GLIDE_SLOPE | 30 | PITCH_CNV | 0.003125763 | COMPASS_USE | 4 | SEABIRD_C_I | -0.0011636069 |
SPEED_FACTOR | 1 | PITCH_GAIN | 25 | ALTIM_BOTTOM_PING_RANGE | 0 | SEABIRD_C_J | 0.00016142646 |
RHO | 1.0275 | PITCH_TIMEOUT | 30 | ALTIM_TOP_PING_RANGE | 0 | SC_RECORDABOVE | 2000.0 |
MASS | 52073 | PITCH_MAXERRORS | 1 | ALTIM_BOTTOM_TURN_MARGIN | 0 | SC_PROFILE | 3.0 |
NAV_MODE | 2 | PITCH_ADJ_GAIN | 0.0099999998 | ALTIM_TOP_TURN_MARGIN | 0 | SC_XMITPROFILE | 3.0 |
FERRY_MAX | 45 | PITCH_ADJ_DBAND | 2 | ALTIM_TOP_MIN_OBSTACLE | 0 | SC_NDIVE | 1.0 |
KALMAN_USE | 2 | PITCH_W_GAIN | 0 | ALTIM_PING_DEPTH | 0 | ||
HD_A | 0.003 | PITCH_W_DBAND | 0 | ALTIM_PING_DELTA | 10 |
Pre-dive calculations and measurements:
GPS1 |   081017,044332,1939.372,-15603.541,8,1.0,30,9.6 | TGT_LATLONG |   1936.000,-15603.000 |
_CALLS |   3 | TGT_RADIUS |   500.000 |
_SM_DEPTHo |   1.18 | KALMAN_CONTROL |   0.000,0.000 |
_SM_ANGLEo |   -68.9 | KALMAN_X |   0.0,0.0,0.0,0.0,0.0 |
GPS2 |   081017,045233,1939.418,-15603.540,4,0.9,18,9.6 | KALMAN_Y |   0.0,0.0,0.0,0.0,0.0 |
SPEED_LIMITS |   0.173,0.279 | MHEAD_RNG_PITCHd_Wd |   155.4,6400,-16.6,-10.000,-19.72 |
TGT_NAME |   SHELF1 | D_GRID |   1000 |
Post-dive calculations and measurements:
FINISH |   0.4,1.021981 | _24V_AH |   15.23,21.517 |
SM_CCo |   4517.11,0.08,0.291,0,519.5,345.6,693.4,605.04 | _10V_AH |   15.00,0.000 |
SM_GC |   1.23,0.08,8.16,1.05,0.291,0.035,0.063,519.5,345.6,693.4,276.8,2926.2,0,0,0,15.85,16.09,16.06 | FG_AHR_24Vo |   8.294 |
SUPER |   51,70,254,1,0,0 | FG_AHR_10Vo |   2.249 |
IRIDIUM_FIX |   1935.48,-15604.81,081017,044649 | MEM |   1164076,32,17488,42 |
TCM_TEMP |   24.80 | DATA_FILE_SIZE |   33951,882 |
XPDR_PINGS |   28 | CAP_FILE_SIZE |   225167,0 |
SC_FREEKB |   4015424 | SDSIZE |   3918848,3906208 |
HUMID |   56.21 | ERRORS |   0,0,0,0,0,0,0,0 |
TEMP |   24.68 | CURRENT |   0.072,358.3,1 |
INTERNAL_PRESSURE |   12.9186 | GPS |   081017,060833,1939.039,-15603.189,4,1.4,18,9.6 |
Energy measurements:
device | secs | mA | J | sensor | secs | mA | J |
VBD_pump | 584 | 1112 | 9903.69 | nil | 0 | 0 | 0.00 |
Pitch_motor | 24 | 381 | 143.55 | nil | 0 | 0 | 0.00 |
Roll_motor | 83 | 120 | 153.74 | nil | 0 | 0 | 0.00 |
Iridium | 329 | 165 | 828.60 | nil | 0 | 0 | 0.00 |
Transponder_ping | 7 | 420 | 44.78 | nil | 0 | 0 | 0.00 |
GPS | 24 | 22 | 8.24 | nil | 0 | 0 | 0.00 |
Core | 2549 | 9 | 374.39 | SciCon | 4440 | 23 | 1554.11 |
LPSleep | 2486 | 2 | 81.68 | nil | 0 | 0 | 0.00 |
Compass | 1543 | 9 | 227.19 | nil | 0 | 0 | 0.00 |
RAFOS | 0 | 0 | 0.00 | ||||
Transponder | 0 | 0 | 0.00 | ||||
Guidance and control:
st_secs | flags | vbd_ctl | pitch_ctl | roll_ctl | vbd_ad_start | vbd_pot1_ad_start | vbd_pot2_ad_start | pitch_ad_start | roll_ad_start | depth | ob_vertv | data_pts | end_secs | vbd_secs | pitch_secs | roll_secs | vbd_i | pitch_i | roll_i | vbd_ad | vbd_pot1_ad | vbd_pot2_ad | pitch_ad | roll_ad | vbd_errors | pitch_errors | roll_errors | vbd_volts | pitch_volts | roll_volts |
5 | end surface: CONTROL_FINISHED_OK | |||||||||||||||||||||||||||||
state | 5 | begin dive | ||||||||||||||||||||||||||||
6.19 | 2 | -145.99 | -0.81 | 0.00 | 524.7 | 352.4 | 697.0 | 280.4 | 2810.9 | 0.00 | 0.00 | 0 | 104.43 | 95.92 | 0.00 | 0.00 | 0.006 | 0.000 | 0.000 | 2715.56 | 2839.50 | 2591.62 | 280.38 | 2810.94 | 0 | 0 | 0 | 15.36 | 30.00 | 30.00 |
104.84 | 295 | -145.99 | -0.81 | 40.00 | 2715.2 | 2838.9 | 2591.4 | 280.2 | 2811.4 | 3.62 | -2.76 | 19 | 142.14 | 17.50 | 13.11 | 1.89 | 0.007 | 0.381 | 0.079 | 3582.06 | 3796.00 | 3368.12 | 2730.69 | 3820.88 | 0 | 0 | 0 | 15.44 | 15.17 | 15.75 |
224.25 | 1028 | -145.99 | -0.81 | 0.00 | 3579.7 | 3794.8 | 3364.6 | 2730.8 | 3820.7 | 27.89 | -16.93 | 43 | 228.66 | 0.00 | 0.00 | 1.49 | 0.000 | 0.000 | 0.037 | 3581.66 | 3796.25 | 3367.06 | 2730.00 | 2822.25 | 0 | 0 | 0 | 30.00 | 30.00 | 15.97 |
406.35 | 644 | -145.99 | -0.79 | -40.00 | 3579.4 | 3794.6 | 3364.1 | 2731.2 | 2822.4 | 62.61 | -18.27 | 80 | 410.42 | 0.00 | 0.00 | 2.97 | 0.000 | 0.000 | 0.047 | 3578.72 | 3794.56 | 3362.88 | 2731.31 | 1471.25 | 0 | 0 | 0 | 30.00 | 30.00 | 16.09 |
516.20 | 1028 | -145.99 | -0.79 | 0.00 | 3580.0 | 3795.2 | 3364.7 | 2731.2 | 1471.8 | 81.15 | -18.13 | 102 | 521.31 | 0.00 | 0.00 | 3.20 | 0.000 | 0.000 | 0.055 | 3580.44 | 3795.62 | 3365.25 | 2717.25 | 2918.50 | 0 | 0 | 0 | 30.00 | 30.00 | 16.10 |
696.30 | 516 | -145.99 | -0.79 | -40.00 | 3579.7 | 3794.8 | 3364.6 | 2717.6 | 2917.4 | 110.09 | -13.98 | 138 | 701.39 | 0.00 | 0.00 | 3.10 | 0.000 | 0.000 | 0.046 | 3579.16 | 3795.06 | 3363.25 | 2717.50 | 1470.81 | 0 | 0 | 0 | 30.00 | 30.00 | 16.11 |
776.28 | 1028 | -145.99 | -0.79 | 0.00 | 3579.7 | 3794.7 | 3364.6 | 2717.8 | 1470.8 | 120.41 | -14.00 | 154 | 781.38 | 0.00 | 0.00 | 3.18 | 0.000 | 0.000 | 0.054 | 3580.03 | 3795.12 | 3364.94 | 2703.38 | 2920.06 | 0 | 0 | 0 | 30.00 | 30.00 | 16.12 |
956.19 | 517 | -145.99 | -0.79 | -40.00 | 3579.7 | 3794.6 | 3364.9 | 2704.4 | 2918.5 | 142.99 | -13.56 | 190 | 961.38 | 0.00 | 0.21 | 3.10 | 0.000 | 0.171 | 0.046 | 3579.06 | 3794.69 | 3363.44 | 2746.94 | 1469.25 | 0 | 0 | 0 | 30.00 | 16.03 | 16.07 |
1046.28 | 1188 | -145.99 | -0.83 | 0.00 | 3579.7 | 3794.4 | 3365.0 | 2747.1 | 1470.0 | 151.52 | -9.68 | 208 | 1051.39 | 0.00 | 0.00 | 3.19 | 0.000 | 0.000 | 0.054 | 3578.97 | 3793.56 | 3364.38 | 2735.44 | 2920.19 | 0 | 0 | 0 | 30.00 | 30.00 | 16.13 |
1226.18 | 644 | -145.99 | -0.87 | -40.00 | 3579.8 | 3794.8 | 3364.9 | 2735.1 | 2918.9 | 169.59 | -11.79 | 244 | 1231.27 | 0.00 | 0.00 | 3.09 | 0.000 | 0.000 | 0.045 | 3581.62 | 3795.56 | 3367.69 | 2733.25 | 1469.19 | 0 | 0 | 0 | 30.00 | 30.00 | 16.14 |
1384.04 | 1156 | -145.99 | -0.91 | 0.00 | 3579.2 | 3794.4 | 3364.1 | 2734.8 | 1469.8 | 184.95 | -10.49 | 275 | 1389.97 | 0.00 | 0.00 | 3.20 | 0.000 | 0.000 | 0.055 | 3580.28 | 3794.81 | 3365.75 | 2720.75 | 2918.56 | 0 | 0 | 0 | 30.00 | 30.00 | 16.03 |
1566.40 | 676 | -145.99 | -0.96 | -40.00 | 3579.0 | 3793.6 | 3364.4 | 2721.8 | 2917.5 | 203.53 | -9.42 | 312 | 1571.49 | 0.00 | 0.00 | 3.10 | 0.000 | 0.000 | 0.046 | 3578.50 | 3792.88 | 3364.12 | 2721.94 | 1470.44 | 0 | 0 | 0 | 30.00 | 30.00 | 16.12 |
1694.00 | 1189 | -145.99 | -1.01 | 0.00 | 3579.0 | 3793.1 | 3364.9 | 2721.6 | 1471.1 | 214.70 | -8.90 | 337 | 1699.95 | 0.00 | 0.12 | 3.19 | 0.000 | 0.078 | 0.055 | 3580.00 | 3793.94 | 3366.06 | 2635.19 | 2920.25 | 0 | 0 | 0 | 30.00 | 16.15 | 16.10 |
1783 | end dive: TARGET_DEPTH_EXCEEDED | |||||||||||||||||||||||||||||
state | 1784 | begin apogee | ||||||||||||||||||||||||||||
1785.75 | 3 | 0.00 | -0.20 | 0.00 | 3577.5 | 3790.8 | 3364.3 | 2635.0 | 2349.5 | 225.70 | 13.75 | 355 | 1886.95 | 95.10 | 1.77 | 0.17 | 1.111 | 0.159 | 0.114 | 2976.59 | 3118.50 | 2834.69 | 2933.62 | 2431.94 | 0 | 0 | 0 | 11.94 | 16.03 | 15.70 |
1887 | end apogee: CONTROL_FINISHED_OK | |||||||||||||||||||||||||||||
state | 1887 | begin climb | ||||||||||||||||||||||||||||
1887.62 | 3 | 145.99 | 0.81 | 0.00 | 2974.4 | 3115.6 | 2833.2 | 2933.7 | 2432.1 | 229.97 | 0.00 | 375 | 1985.68 | 94.16 | 0.94 | 0.00 | 1.112 | 0.036 | 0.000 | 2385.06 | 2450.56 | 2319.56 | 3301.31 | 2431.81 | 0 | 0 | 0 | 12.26 | 15.77 | 30.00 |
2163.32 | 423 | 206.96 | 0.79 | 40.00 | 2370.7 | 2440.8 | 2300.6 | 3301.5 | 2431.4 | 222.14 | 7.20 | 430 | 2209.98 | 40.76 | 0.40 | 2.78 | 1.113 | 0.217 | 0.074 | 2130.47 | 2173.12 | 2087.81 | 3241.06 | 3817.25 | 0 | 0 | 0 | 12.23 | 15.82 | 15.69 |
2267.86 | 1158 | 206.96 | 0.73 | 0.00 | 2124.4 | 2163.0 | 2085.8 | 3241.1 | 3817.0 | 212.93 | 10.36 | 451 | 2273.56 | 0.00 | 0.00 | 2.54 | 0.000 | 0.000 | 0.037 | 2126.12 | 2164.50 | 2087.75 | 3251.19 | 2369.06 | 0 | 0 | 0 | 30.00 | 30.00 | 15.88 |
2453.05 | 678 | 295.37 | 0.79 | -40.00 | 2120.8 | 2160.0 | 2081.5 | 3251.6 | 2369.6 | 198.24 | 5.95 | 488 | 2522.53 | 63.47 | 0.00 | 3.40 | 1.075 | 0.000 | 0.070 | 1768.81 | 1750.50 | 1787.12 | 3264.38 | 969.25 | 0 | 0 | 0 | 12.32 | 30.00 | 15.24 |
2714.23 | 1030 | 295.37 | 0.79 | 0.00 | 1762.0 | 1735.8 | 1788.1 | 3264.6 | 969.4 | 175.19 | 10.61 | 540 | 2720.39 | 0.00 | 0.00 | 3.25 | 0.000 | 0.000 | 0.050 | 1764.41 | 1738.19 | 1790.62 | 3259.44 | 2420.50 | 0 | 0 | 0 | 30.00 | 30.00 | 15.36 |
2897.25 | 294 | 309.30 | 0.81 | 40.00 | 1760.9 | 1733.8 | 1788.1 | 3260.0 | 2419.6 | 155.87 | 9.36 | 577 | 2912.44 | 10.46 | 0.00 | 2.78 | 1.028 | 0.000 | 0.077 | 1714.00 | 1686.56 | 1741.44 | 3260.12 | 3815.62 | 0 | 0 | 0 | 12.38 | 30.00 | 15.92 |
3134.26 | 1158 | 309.30 | 0.78 | 0.00 | 1710.9 | 1679.8 | 1741.9 | 3260.2 | 3815.1 | 127.93 | 11.42 | 624 | 3139.66 | 0.00 | 0.00 | 2.55 | 0.000 | 0.000 | 0.040 | 1711.06 | 1680.12 | 1742.00 | 3270.62 | 2372.62 | 0 | 0 | 0 | 30.00 | 30.00 | 15.98 |
3317.32 | 294 | 339.41 | 0.81 | 40.00 | 1710.4 | 1678.4 | 1742.4 | 3270.5 | 2371.1 | 110.92 | 8.62 | 661 | 3345.78 | 23.67 | 0.00 | 2.90 | 0.965 | 0.000 | 0.078 | 1588.50 | 1559.31 | 1617.69 | 3270.38 | 3816.00 | 0 | 0 | 0 | 12.33 | 30.00 | 15.44 |
3394.18 | 1030 | 339.41 | 0.81 | 0.00 | 1582.1 | 1551.4 | 1612.8 | 3270.2 | 3815.8 | 102.95 | 10.98 | 676 | 3399.64 | 0.00 | 0.00 | 2.55 | 0.000 | 0.000 | 0.040 | 1582.22 | 1551.56 | 1612.88 | 3281.00 | 2373.25 | 0 | 0 | 0 | 30.00 | 30.00 | 15.99 |
3577.25 | 262 | 339.41 | 0.81 | 40.00 | 1581.4 | 1550.1 | 1612.8 | 3281.9 | 2372.7 | 83.55 | 10.07 | 713 | 3581.30 | 0.00 | 0.00 | 2.88 | 0.000 | 0.000 | 0.075 | 1583.62 | 1552.12 | 1615.12 | 3281.12 | 3814.44 | 0 | 0 | 0 | 30.00 | 30.00 | 16.05 |
3624.05 | 1062 | 372.59 | 0.85 | 0.00 | 1581.5 | 1550.2 | 1612.8 | 3281.7 | 3814.2 | 79.39 | 8.48 | 722 | 3652.62 | 23.98 | 0.00 | 2.54 | 0.915 | 0.000 | 0.039 | 1461.97 | 1408.06 | 1515.88 | 3292.12 | 2370.62 | 0 | 0 | 0 | 12.32 | 30.00 | 15.98 |
3827.34 | 550 | 407.11 | 0.88 | -40.00 | 1447.9 | 1385.0 | 1510.8 | 3292.1 | 2370.4 | 61.09 | 8.42 | 763 | 3857.71 | 24.78 | 0.00 | 3.35 | 0.881 | 0.000 | 0.069 | 1317.03 | 1208.50 | 1425.56 | 3305.00 | 967.56 | 0 | 0 | 0 | 12.33 | 30.00 | 15.43 |
3934.92 | 1190 | 430.91 | 0.92 | 0.00 | 1308.6 | 1195.6 | 1421.5 | 3304.7 | 967.7 | 51.58 | 8.91 | 784 | 3957.55 | 17.53 | 0.00 | 3.24 | 0.873 | 0.000 | 0.048 | 1229.59 | 1090.06 | 1369.12 | 3305.50 | 2422.44 | 0 | 0 | 0 | 12.40 | 30.00 | 15.45 |
4135.05 | 294 | 439.24 | 0.93 | 40.00 | 1209.9 | 1065.2 | 1354.6 | 3305.6 | 2421.8 | 32.05 | 9.62 | 824 | 4141.33 | 1.71 | 0.00 | 2.76 | 0.233 | 0.000 | 0.074 | 1194.53 | 1044.50 | 1344.56 | 3305.62 | 3817.25 | 0 | 0 | 0 | 14.97 | 30.00 | 15.93 |
4155.18 | 1028 | 439.24 | 0.93 | 0.00 | 1193.4 | 1043.7 | 1343.1 | 3305.4 | 3817.1 | 29.76 | 10.36 | 828 | 4160.44 | 0.00 | 0.00 | 2.54 | 0.000 | 0.000 | 0.040 | 1194.59 | 1044.44 | 1344.75 | 3316.31 | 2373.62 | 0 | 0 | 0 | 30.00 | 30.00 | 15.40 |
4337.29 | 516 | 439.24 | 0.93 | -40.00 | 1198.5 | 1053.8 | 1343.2 | 3316.6 | 2371.1 | 8.97 | 11.70 | 865 | 4342.43 | 0.00 | 0.00 | 3.30 | 0.000 | 0.000 | 0.066 | 1199.59 | 1054.06 | 1345.12 | 3330.56 | 969.69 | 0 | 0 | 0 | 30.00 | 30.00 | 16.06 |
4384.90 | 1028 | 439.24 | 0.93 | 0.00 | 1198.5 | 1053.8 | 1343.2 | 3330.2 | 969.8 | 3.50 | 10.51 | 874 | 4390.45 | 0.00 | 0.00 | 3.21 | 0.000 | 0.000 | 0.047 | 1199.12 | 1054.25 | 1344.00 | 3330.12 | 2422.44 | 0 | 0 | 0 | 30.00 | 30.00 | 15.46 |
4395 | end climb: SURFACE_DEPTH_REACHED | |||||||||||||||||||||||||||||
state | 4395 | begin surface coast | ||||||||||||||||||||||||||||
4424 | end surface coast: CONTROL_FINISHED_OK | |||||||||||||||||||||||||||||
state | 4424 | begin surface |