Parameter values: Sort by alphabetical glider order

ID	574	HD_B	0.010078	ROLL_MIN	160	ALTIM_TOP_TURN_MARGIN	0
MISSION	8	HD_C	9.8500004e-06	ROLL_MAX	3798	ALTIM_TOP_MIN_OBSTACLE	1
DIVE	39	HEADING	-1	ROLL_DEG	40	ALTIM_PING_DEPTH	1000
D_SURF	3	ESCAPE_HEADING	0	C_ROLL_DIVE	1910	ALTIM_PING_DELTA	5
D_FLARE	3	ESCAPE_HEADING_DELTA	10	C_ROLL_CLIMB	1820	ALTIM_FREQUENCY	13
D_TGT	990	FIX_MISSING_TIMEOUT	0	HEAD_ERRBAND	15	ALTIM_PULSE	3
D_ABORT	1020	TGT_DEFAULT_LAT	-4200	ROLL_CNV	0.028270001	ALTIM_SENSITIVITY	2
D_NO_BLEED	200	TGT_DEFAULT_LON	-900	ROLL_TIMEOUT	15	XPDR_VALID	5
D_BOOST	0	TGT_AUTO_DEFAULT	0	R_PORT_OVSHOOT	39	XPDR_INHIBIT	90
T_BOOST	0	SM_CC	210	R_STBD_OVSHOOT	65	INT_PRESSURE_SLOPE	0.0097660003
T_BOOST_BLACKOUT	0	N_FILEKB	4	ROLL_AD_RATE	350	INT_PRESSURE_YINT	-1.812
D_FINISH	0	FILEMGR	0	ROLL_MAXERRORS	1	DEEPGLIDER	0
D_PITCH	0	CALL_NDIVES	1	ROLL_ADJ_GAIN	0	DEEPGLIDERMB	0
D_SAFE	0	COMM_SEQ	0	ROLL_ADJ_DBAND	0	MOTHERBOARD	4
D_CALL	0	KERMIT	0	ROLL_GAIN_P	0.5	DEVICE1	2
SURFACE_URGENCY	0	N_NOCOMM	1	VBD_MIN	396	DEVICE2	115
SURFACE_URGENCY_TRY	0	N_NOSURFACE	0	VBD_MAX	3960	DEVICE3	20
SURFACE_URGENCY_FORCE	0	UPLOAD_DIVES_MAX	-1	C_VBD	2600	DEVICE4	134
T_DIVE	350	CALL_TRIES	5	VBD_DBAND	2	DEVICE5	-1
T_MISSION	390	CALL_WAIT	60	VBD_CNV	-0.245296	DEVICE6	-1
T_ABORT	720	CAPUPLOAD	0	VBD_TIMEOUT	720	LOGGERS	7
T_TURN	225	CAPMAXSIZE	100000	PITCH_VBD_SHIFT	4.9999999e-05	LOGGERDEVICE1	-1
T_TURN_SAMPINT	5	HEAPDBG	0	VBD_PUMP_AD_RATE_SURFACE	4	LOGGERDEVICE2	-1
T_NO_W	120	T_GPS	15	VBD_PUMP_AD_RATE_APOGEE	3	LOGGERDEVICE3	-1
T_LOITER	0	N_GPS	20	VBD_BLEED_AD_RATE	8	LOGGERDEVICE4	-1
USE_BATHY	0	T_GPS_ALMANAC	0	UNCOM_BLEED	60	COMPASS_DEVICE	33
USE_ICE	0	T_GPS_CHARGE	-14933.8	VBD_MAXERRORS	1	COMPASS2_DEVICE	-1
ICE_FREEZE_MARGIN	0.30000001	T_RSLEEP	3	CF8_MAXERRORS	20	PHONE_DEVICE	48
D_OFFGRID	100	STROBE	0	AH0_24V	150	GPS_DEVICE	32
T_WATCHDOG	10	RAFOS_PEAK_OFFSET	1.5	AH0_10V	100	RAFOS_DEVICE	-1
RELAUNCH	0	RAFOS_CORR_THRESH	60	MINV_24V	20	XPDR_DEVICE	24
APOGEE_PITCH	-5	RAFOS_HIT_WINDOW	3600	MINV_10V	8	SIM_W	0
MAX_BUOY	150	PITCH_MIN	92	FG_AHR_10V	0	SIM_PITCH	0
COURSE_BIAS	0	PITCH_MAX	3858	FG_AHR_24V	0	SEABIRD_T_G	0.0043017557
GLIDE_SLOPE	30	C_PITCH	3032	PHONE_SUPPLY	2	SEABIRD_T_H	0.00062339538
SPEED_FACTOR	1	PITCH_DBAND	0.0099999998	PRESSURE_YINT	-58.423965	SEABIRD_T_I	2.3377639e-05
RHO	1.0278	PITCH_CNV	0.003125763	PRESSURE_SLOPE	0.00011710486	SEABIRD_T_J	2.5612862e-06
MASS	53599	P_OVSHOOT	0.039999999	AD7714Ch0Gain	128	SEABIRD_C_G	-9.9136524
LENGTH	1.8	PITCH_GAIN	31	TCM_PITCH_OFFSET	0	SEABIRD_C_H	1.1456692
NAV_MODE	1	PITCH_TIMEOUT	16	TCM_ROLL_OFFSET	0	SEABIRD_C_I	-0.00078246131
DIRECT_CONTROL	0	PITCH_AD_RATE	175	COMPASS_USE	0	SEABIRD_C_J	0.00012677554
FERRY_MAX	45	PITCH_MAXERRORS	1	ALTIM_BOTTOM_PING_RANGE	0	EBE_ENABLE	0
KALMAN_USE	2	PITCH_ADJ_GAIN	0.02	ALTIM_TOP_PING_RANGE	0	GC_WINDOW	20
HD_A	0.0038360001	PITCH_ADJ_DBAND	13	ALTIM_BOTTOM_TURN_MARGIN	20	GC_LAST_COLLECTION	18

AD7714Ch0Gain	128	D_NO_BLEED	200	N_GPS	20	SEABIRD_T_J	2.5612862e-06
AH0_10V	100	D_OFFGRID	100	N_NOCOMM	1	SIM_PITCH	0
AH0_24V	150	D_PITCH	0	N_NOSURFACE	0	SIM_W	0
ALTIM_BOTTOM_PING_RANGE	0	D_SAFE	0	PHONE_DEVICE	48	SM_CC	210
ALTIM_BOTTOM_TURN_MARGIN	20	D_SURF	3	PHONE_SUPPLY	2	SPEED_FACTOR	1
ALTIM_FREQUENCY	13	D_TGT	990	PITCH_ADJ_DBAND	13	STROBE	0
ALTIM_PING_DELTA	5	EBE_ENABLE	0	PITCH_ADJ_GAIN	0.02	SURFACE_URGENCY	0
ALTIM_PING_DEPTH	1000	ESCAPE_HEADING	0	PITCH_AD_RATE	175	SURFACE_URGENCY_FORCE	0
ALTIM_PULSE	3	ESCAPE_HEADING_DELTA	10	PITCH_CNV	0.003125763	SURFACE_URGENCY_TRY	0
ALTIM_SENSITIVITY	2	FERRY_MAX	45	PITCH_DBAND	0.0099999998	TCM_PITCH_OFFSET	0
ALTIM_TOP_MIN_OBSTACLE	1	FG_AHR_10V	0	PITCH_GAIN	31	TCM_ROLL_OFFSET	0
ALTIM_TOP_PING_RANGE	0	FG_AHR_24V	0	PITCH_MAX	3858	TGT_AUTO_DEFAULT	0
ALTIM_TOP_TURN_MARGIN	0	FILEMGR	0	PITCH_MAXERRORS	1	TGT_DEFAULT_LAT	-4200
APOGEE_PITCH	-5	FIX_MISSING_TIMEOUT	0	PITCH_MIN	92	TGT_DEFAULT_LON	-900
CALL_NDIVES	1	GC_LAST_COLLECTION	18	PITCH_TIMEOUT	16	T_ABORT	720
CALL_TRIES	5	GC_WINDOW	20	PITCH_VBD_SHIFT	4.9999999e-05	T_BOOST	0
CALL_WAIT	60	GLIDE_SLOPE	30	PRESSURE_SLOPE	0.00011710486	T_BOOST_BLACKOUT	0
CAPMAXSIZE	100000	GPS_DEVICE	32	PRESSURE_YINT	-58.423965	T_DIVE	350
CAPUPLOAD	0	HD_A	0.0038360001	P_OVSHOOT	0.039999999	T_GPS	15
CF8_MAXERRORS	20	HD_B	0.010078	RAFOS_CORR_THRESH	60	T_GPS_ALMANAC	0
COMM_SEQ	0	HD_C	9.8500004e-06	RAFOS_DEVICE	-1	T_GPS_CHARGE	-14933.8
COMPASS2_DEVICE	-1	HEADING	-1	RAFOS_HIT_WINDOW	3600	T_LOITER	0
COMPASS_DEVICE	33	HEAD_ERRBAND	15	RAFOS_PEAK_OFFSET	1.5	T_MISSION	390
COMPASS_USE	0	HEAPDBG	0	RELAUNCH	0	T_NO_W	120
COURSE_BIAS	0	ICE_FREEZE_MARGIN	0.30000001	RHO	1.0278	T_RSLEEP	3
C_PITCH	3032	ID	574	ROLL_ADJ_DBAND	0	T_TURN	225
C_ROLL_CLIMB	1820	INT_PRESSURE_SLOPE	0.0097660003	ROLL_ADJ_GAIN	0	T_TURN_SAMPINT	5
C_ROLL_DIVE	1910	INT_PRESSURE_YINT	-1.812	ROLL_AD_RATE	350	T_WATCHDOG	10
C_VBD	2600	KALMAN_USE	2	ROLL_CNV	0.028270001	UNCOM_BLEED	60
DEEPGLIDER	0	KERMIT	0	ROLL_DEG	40	UPLOAD_DIVES_MAX	-1
DEEPGLIDERMB	0	LENGTH	1.8	ROLL_GAIN_P	0.5	USE_BATHY	0
DEVICE1	2	LOGGERDEVICE1	-1	ROLL_MAX	3798	USE_ICE	0
DEVICE2	115	LOGGERDEVICE2	-1	ROLL_MAXERRORS	1	VBD_BLEED_AD_RATE	8
DEVICE3	20	LOGGERDEVICE3	-1	ROLL_MIN	160	VBD_CNV	-0.245296
DEVICE4	134	LOGGERDEVICE4	-1	ROLL_TIMEOUT	15	VBD_DBAND	2
DEVICE5	-1	LOGGERS	7	R_PORT_OVSHOOT	39	VBD_MAX	3960
DEVICE6	-1	MASS	53599	R_STBD_OVSHOOT	65	VBD_MAXERRORS	1
DIRECT_CONTROL	0	MAX_BUOY	150	SEABIRD_C_G	-9.9136524	VBD_MIN	396
DIVE	39	MINV_10V	8	SEABIRD_C_H	1.1456692	VBD_PUMP_AD_RATE_APOGEE	3
D_ABORT	1020	MINV_24V	20	SEABIRD_C_I	-0.00078246131	VBD_PUMP_AD_RATE_SURFACE	4
D_BOOST	0	MISSION	8	SEABIRD_C_J	0.00012677554	VBD_TIMEOUT	720
D_CALL	0	MOTHERBOARD	4	SEABIRD_T_G	0.0043017557	XPDR_DEVICE	24
D_FINISH	0	NAV_MODE	1	SEABIRD_T_H	0.00062339538	XPDR_INHIBIT	90
D_FLARE	3	N_FILEKB	4	SEABIRD_T_I	2.3377639e-05	XPDR_VALID	5

Pre-dive calculations and measurements:

GPS1	101213,205634,-5500.335,-1.506,86,0.8,86,-20.2	TGT_NAME	SBY
_CALLS	1	TGT_LATLONG	-5500.000,0.000
_XMS_NAKs	0	TGT_RADIUS	1000.000
_XMS_TOUTs	0	KALMAN_CONTROL	0.000,0.000
_SM_DEPTHo	2.83	KALMAN_X	0.0,0.0,0.0,0.0,0.0
_SM_ANGLEo	-68.4	KALMAN_Y	0.0,0.0,0.0,0.0,0.0
GPS2	101213,210325,-5500.369,-1.424,15,1.3,15,-20.2	MHEAD_RNG_PITCHd_Wd	85.9,1660,-27.8,-9.429
SPEED_LIMITS	0.163,0.255	D_GRID	990

Post-dive calculations and measurements:

FINISH	1.6,1.015199	_10V_AH	10.1,32.651
SM_CCo	14263,75.93,1.034,0,0,1742,210.22	FG_AHR_24Vo	0.000
SM_GC	2.72,0.00,0.00,75.93,0.000,0.000,1.034,76,1929,1742,-9.21,0.54,210.22	FG_AHR_10Vo	0.000
IRIDIUM_FIX	-5438.56,-3.75,101213,171758	MEM	354672
TT8_MAMPS	0.027713	DATA_FILE_SIZE	56981,1017
HUMID	62.99	CAP_FILE_SIZE	123742,0
INTERNAL_PRESSURE	9.04779	CFSIZE	2097086464,2089844736
TCM_TEMP	4.80	ERRORS	0,0,0,0,0,0,0,0,0,0,0,0,0,0,1
XPDR_PINGS	0	GPS	111213,010459,-5459.868,1.987,98,0.9,98,-20.3
_24V_AH	22.1,43.570

Energy measurements:

device	secs	mA	J	sensor	secs	mA	J
Pitch_motor	23	309	162.28	SBE_CT	726	24	385.08
Roll_motor	27	117	72.04	WL_BB2FLVMT	700	105	1624.57
VBD_pump_during_apogee	217	1617	7770.05	SBE_O2	686	19	288.35
VBD_pump_during_surface	75	1033	1734.18	QSP2150	64	4	6.20
VBD_valve	0	0	0.00	nil	0	0	0.00
Iridium_during_init	24	103	55.66	nil	0	0	0.00
Iridium_during_connect	22	160	80.91	nil	0	0	0.00
Iridium_during_xfer	256	223	1266.17	nil	0	0	0.00
Transponder_ping	0	420	0.00	nil	0	0	0.00
GUMSTIX_24V	0	0	0.00
GPS	18	26	4.91
TT8	2550	14	385.42
LPSleep	8897	2	196.80
TT8_Active	377	14	54.22
TT8_Sampling	2805	37	1060.73
TT8_CF8	124	47	59.16
TT8_Kalman	0	0	0.00
Analog_circuits	1415	12	171.52
GPS_charging	0	0	0.00
Compass	2457	15	390.46
RAFOS	0	0	0.00
Transponder	1	5	0.05

Guidance and control:

st_secs	pitch_ctl	vbd_ctl	depth	ob_vertv	data_pts	end_secs	pitch_secs	roll_secs	vbd_secs	vbd_i	gcphase	pitch_i	roll_i	pitch_ad	roll_ad	vbd_ad	pitch_retries	pitch_errors	roll_retries	roll_errors	vbd_retries	vbd_errors
22	end surface: CONTROL_FINISHED_OK
state	22	begin dive
23	-0.90	-57.8	0.0	0.0	0	45	0.00	0.00	-19.30	0.000	2	0.000	0.000	68	1919	2083	0	0	0	0	0	0
47	-0.90	-118.1	3.1	-2.8	3	114	12.23	0.00	-51.53	0.000	6	0.269	0.000	2729	1925	3084	0	0	0	0	0	0
164	-0.90	-118.1	10.9	-14.6	22	171	0.00	0.90	0.00	0.000	4	0.000	0.047	2729	1356	3086	0	0	0	0	0	0
289	-0.90	-118.1	31.3	-16.2	43	294	0.00	0.82	0.00	0.000	6	0.000	0.029	2726	1911	3086	0	0	0	0	0	0
432	-0.90	-118.1	59.2	-19.7	68	437	0.03	0.00	0.00	0.000	6	0.310	0.000	2733	1911	3087	0	0	0	0	0	0
770	-0.90	-118.1	118.9	-16.8	119	771	0.00	0.00	0.00	0.000	6	0.000	0.000	2733	1911	3087	0	0	0	0	0	0
1092	-0.90	-118.1	173.7	-16.1	149	1096	0.00	0.32	0.00	0.000	4	0.000	0.045	2733	2177	3086	0	0	0	0	0	0
1297	-0.90	-118.1	203.8	-14.2	167	1301	0.00	0.40	0.00	0.000	6	0.000	0.043	2733	1884	3086	0	0	0	0	0	0
1627	-0.90	-118.1	247.8	-13.4	198	1628	0.00	0.00	0.00	0.000	6	0.000	0.000	2733	1884	3086	0	0	0	0	0	0
1947	-0.90	-118.1	290.9	-13.3	228	1950	0.00	0.62	0.00	0.000	4	0.000	0.050	2733	1472	3085	0	0	0	0	0	0
2060	-0.90	-118.1	306.1	-13.6	238	2064	0.00	0.62	0.00	0.000	6	0.000	0.032	2730	1916	3085	0	0	0	0	0	0
2394	-0.90	-118.1	348.9	-13.2	269	2397	0.00	1.20	0.00	0.000	4	0.000	0.042	2725	2695	3085	0	0	0	0	0	0
2601	-0.90	-118.1	377.1	-13.3	287	2608	0.03	1.20	0.00	0.000	6	0.222	0.034	2732	1926	3085	0	0	0	0	0	0
2933	-0.90	-118.1	419.9	-12.7	312	2937	0.00	0.43	0.00	0.000	4	0.000	0.052	2732	1630	3085	0	0	0	0	0	0
3061	-0.90	-118.1	436.7	-12.9	317	3066	0.00	0.40	0.00	0.000	6	0.000	0.036	2732	1934	3085	0	0	0	0	0	0
3376	-0.90	-118.1	477.5	-13.5	333	3377	0.00	0.00	0.00	0.000	6	0.000	0.000	2732	1934	3086	0	0	0	0	0	0
3686	-0.90	-118.1	520.7	-13.8	348	3687	0.00	0.00	0.00	0.000	6	0.000	0.000	2732	1934	3086	0	0	0	0	0	0
3995	-0.90	-118.1	562.7	-13.7	363	3998	0.00	0.25	0.00	0.000	4	0.000	0.050	2730	2156	3087	0	0	0	0	0	0
4251	-0.90	-118.1	597.6	-14.0	374	4256	0.00	0.38	0.00	0.000	6	0.000	0.041	2730	1895	3086	0	0	0	0	0	0
4573	-0.90	-118.1	639.1	-12.5	390	4574	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1896	3086	0	0	0	0	0	0
4882	-0.90	-118.1	676.2	-11.6	405	4883	0.00	0.00	0.00	0.000	6	0.000	0.000	2731	1896	3087	0	0	0	0	0	0
5191	-0.90	-118.1	710.7	-11.0	420	5192	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1895	3088	0	0	0	0	0	0
5501	-0.90	-118.1	743.7	-10.4	435	5502	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1896	3088	0	0	0	0	0	0
5810	-0.90	-118.1	776.5	-10.6	450	5811	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1895	3088	0	0	0	0	0	0
6119	-0.90	-118.1	811.1	-11.3	465	6120	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1896	3089	0	0	0	0	0	0
6429	-0.90	-118.1	844.2	-10.4	480	6430	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1895	3089	0	0	0	0	0	0
6738	-0.90	-118.1	875.5	-9.8	495	6739	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1895	3090	0	0	0	0	0	0
7047	-0.90	-118.1	904.6	-9.4	510	7048	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1896	3090	0	0	0	0	0	0
7357	-0.90	-118.1	933.8	-9.6	525	7358	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1896	3090	0	0	0	0	0	0
7666	-0.90	-118.3	962.7	-9.4	540	7667	0.00	0.00	0.00	0.000	6	0.000	0.000	2730	1895	3090	0	0	0	0	0	0
7953	end dive: TARGET_DEPTH_EXCEEDED
state	7953	begin apogee
7958	-0.16	0.0	990.1	9.5	554	8065	0.93	0.00	103.32	1.618	6	0.186	0.000	2973	1835	2600	0	0	0	0	0	0
8065	end apogee: CONTROL_FINISHED_OK
state	8065	begin climb
8067	0.90	118.3	990.8	0.0	559	8186	1.15	0.60	113.97	1.552	4	0.106	0.053	3319	1505	2116	0	0	0	0	0	0
8440	0.90	118.3	929.9	17.8	577	8443	0.00	0.43	0.00	0.000	6	0.000	0.032	3319	1801	2108	0	0	0	0	0	0
8771	0.90	118.3	870.0	18.0	593	8775	0.00	1.12	0.00	0.000	4	0.000	0.050	3323	1132	2105	0	0	0	0	0	0
8977	0.90	118.3	832.4	17.1	602	8982	0.00	1.08	0.00	0.000	6	0.000	0.027	3323	1825	2105	0	0	0	0	0	0
9305	0.90	118.3	776.7	16.6	618	9309	0.00	0.57	0.00	0.000	4	0.000	0.045	3325	1461	2103	0	0	0	0	0	0
9562	0.90	118.3	735.0	15.9	629	9566	0.00	0.52	0.00	0.000	6	0.000	0.031	3325	1828	2104	0	0	0	0	0	0
9883	0.90	118.3	685.4	15.5	645	9887	0.00	1.15	0.00	0.000	4	0.000	0.050	3329	1127	2103	0	0	0	0	0	0
10132	0.90	118.3	646.9	15.8	656	10136	0.00	1.02	0.00	0.000	6	0.000	0.028	3329	1815	2103	0	0	0	0	0	0
10464	0.90	118.3	593.0	16.7	672	10467	0.00	0.75	0.00	0.000	4	0.000	0.048	3331	1345	2103	0	0	0	0	0	0
10692	0.90	118.3	556.0	15.8	682	10697	0.00	0.73	0.00	0.000	6	0.000	0.028	3331	1842	2102	0	0	0	0	0	0
11019	0.90	118.3	503.7	15.9	698	11023	0.00	0.90	0.00	0.000	4	0.000	0.048	3334	1282	2102	0	0	0	0	0	0
11276	0.90	118.3	463.0	16.4	709	11281	0.00	0.80	0.00	0.000	6	0.000	0.027	3334	1805	2102	0	0	0	0	0	0
11598	0.90	118.3	410.4	17.0	725	11602	0.00	0.45	0.00	0.000	4	0.000	0.046	3335	1510	2102	0	0	0	0	0	0
11859	0.90	118.3	364.9	16.8	745	11863	0.00	0.45	0.00	0.000	6	0.000	0.035	3335	1849	2102	0	0	0	0	0	0
12189	0.90	118.3	307.9	16.7	776	12193	0.00	0.93	0.00	0.000	4	0.000	0.047	3338	1269	2102	0	0	0	0	0	0
12359	0.90	118.3	279.4	17.4	791	12363	0.03	0.77	0.00	0.000	6	0.210	0.028	3330	1805	2102	0	0	0	0	0	0
12688	0.90	118.3	228.3	14.8	822	12692	0.00	1.00	0.00	0.000	4	0.000	0.049	3333	1184	2102	0	0	0	0	0	0
12850	0.90	118.3	203.7	15.3	836	12858	0.00	0.95	0.00	0.000	6	0.000	0.026	3333	1822	2102	0	0	0	0	0	0
13177	0.90	118.3	154.2	14.5	867	13180	0.00	0.60	0.00	0.000	4	0.000	0.046	3334	1441	2102	0	0	0	0	0	0
13437	0.90	118.3	120.0	12.3	890	13441	0.00	0.52	0.00	0.000	6	0.000	0.032	3334	1832	2103	0	0	0	0	0	0
13777	0.90	118.3	70.7	15.0	937	13782	0.00	1.90	0.00	0.000	4	0.000	0.056	3342	661	2103	0	0	0	0	0	0
14017	0.90	118.3	32.7	16.3	979	14023	0.08	1.70	0.00	0.000	6	0.209	0.027	3327	1802	2103	0	0	0	0	0	0
14165	0.90	118.3	9.1	15.6	1004	14172	0.00	0.57	0.00	0.000	4	0.000	0.050	3328	1431	2103	0	0	0	0	0	0
14215	end climb: SURFACE_DEPTH_REACHED
state	14215	begin surface coast
14246	end surface coast: CONTROL_FINISHED_OK
state	14246	begin surface