1*** HYPOELLIPSE - VAX VERSION A8 JUN 1984 *** RUN ON 10 31 97 at 12:58:25 #217 galax va #2 0 LIST OF STATIONS AVAILABLE FOR THESE SOLUTIONS. NON INDEXED STATION LIST. CODE = 1 SET UP FOR EVENTS STARTING ON 0 0 NAME LATITUDE LONGITUDE ELEV P THICKNESS P P PDY1 SDY1 PDY2 SDY2 PDY3 SDY3 PDY4 SDY4 PDY5 SDY5 CALR XMGC FMWT FMGC WT POL * CONTINUATION RECORD * THK 1 2 MOD DLY SYS PS STAWT TLDLY YRMODY HRMN WMV 37N 6.51 80W 58.23 1157 1 0.000.00 1 1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1 0.00 0.00 1.0 1.00 1010 0 * 1.0 0.00 999999 9999 ELN 37N 13.70 80W 45.10 634 1 0.000.00 1 1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1 0.00 0.00 1.0 1.00 1010 0 * 1.0 0.00 999999 9999 BLA 37N 12.68 80W 25.21 634 1 0.000.00 1 1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1 0.00 0.00 1.0 1.00 1010 0 * 1.0 0.00 999999 9999 FWV 37N 34.90 80W 48.70 756 1 0.000.00 1 1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1 0.00 0.00 1.0 1.00 1010 0 * 1.0 0.00 999999 9999 NAV 37N 18.94 80W 47.61 610 1 0.000.00 1 1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1 0.00 0.00 1.0 1.00 1010 0 * 1.0 0.00 999999 9999 GHV 37N 47.65 78W 6.44 107 1 0.000.00 1 1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1 0.00 0.00 1.0 1.00 1010 0 * 1.0 0.00 999999 9999 JSC 34N 16.90 81W 15.62 120 1 0.000.00 1 1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1 0.00 0.00 1.0 1.00 1010 0 * 1.0 0.00 999999 9999 #217 galax va #2 TEST VARIABLES DESCRIPTION STANDARD RESET TO 1 1.7800 1.7000****RATIO OF P-WAVE VELOCITY TO S-WAVE VELOCITY. 2 5.0000 0.0000****LT 0 NO ELEV COR/EQ 0 USE 1ST VEL/GT 0 USE THIS. 3 0.0000 0.0000****TRIAL LATITUDE IN DEGREES. 4 0.0000 0.0000****TRIAL LONGITUDE IN DEGREES. 5 5.0000 5.0000****TRIAL DEPTH IN KILOMETERS. 6 -10.0000 -10.0000****SPHERE RAD FOR AUX RMS VALUES. IF NEG CONT ITERATION AT MOST NEG POINT. 7 10.0000 -3.0000****MINIMUM NUMBER OF FIRST MOTIONS REQUIRED TO PLOT 8 1000.0000 1000.0000****CALL VELAZM AND EXIT IF SMALLEST EPI DIST GT THIS 9 360.0000 360.0000****CALL VELAZM IF GAP GREATER THAN THIS. 10 50.0000 1.0000****BEGIN DISTANCE WEIGHTING ON THIS ITERATION. 11 50.0000 50.0000****XNEAR = GREATEST DISTANCE WITH WEIGHT OF 1.0 12 100.0000 400.0000****XFAR = LEAST DISTNACE WITH WEIGHT OF 0.0 13 50.0000 50.0000****BEGIN AZIMUTHAL WEIGHTING ON THIS ITERATION. 14 50.0000 4.0000****BEGIN WEIGHTING OUT LARGE RESIDUALS ON THIS ITER 15 10.0000 2.0000****GIVE ZERO WEIGHT TO RESIDUALS GT THIS. 16 50.0000 50.0000****BEGIN BOXCAR WEIGHTING ON THIS ITERATION. 17 2.0000 2.0000****GIVE ZERO WEIGHT TO RESIDUALS GT THIS*STAND. DEV 18 50.0000 50.0000****BEGIN JEFFREYS WEIGHTING ON THIS ITERATION. 19 0.0500 0.0500****USE JEFFREYS WEIGHTING ONLY IF RMS GT THIS. 20 0.0500 0.0500****MU OF JEFFREYS WEIGHTING FUNCTION. 21 9.0000 9.0000 MAXIMUM NUMBER OF ITERATIONS. 22 35.0000 35.0000 LIMIT CHANGE IN FOCAL DEPTH TO THIS AMOUNT (KM). 23 0.5000 0.5000 IF DELZ WOULD MAKE Z NEG, SET DELZ = -THIS*Z (KM) 24 35.0000 35.0000 LIMIT CHANGE IN EPICENTER TO THIS. (KM) 25 40.0000 40.0000 FIX DEPTH IF EPICENTRAL CHANGE GT THIS. (KM) 26 0.0025 0.0025 STOP ITERATING IF SQUARE OF ADJUSTMENT LT THIS. 27 0.0000 0.0000 ACCELERATE SOLUTION IF THIS = 1.0 28 400.0000 400.0000 TO FIX EPI. ON PLANE, SET .EQ. PLUNGE AZIMUTH.IF NEG. CONTINUE AS FREE SOL. 29 0.3000 0.3000 SET STD ERR OF RES=+THIS IF DEGREES OF FREEDOM = 0 OR = -THIS IF THIS LT 0. 30 0.0000 0.0000 DIP OF PLUNGE VECTOR FOR EPI. FIXED ON PLANE. 31 -1.1500 -3.4500****DURATION MAGNITUDE C1, CONSTANT 32 2.0000 2.8500****DURATION MAGNITUDE C2, *LOG((F - P)*FMGC) 33 0.0035 0.0000****DURATION MAGNITUDE C3, *DELTA 34 0.0000 0.0000 IF RMS LT THIS, USE THIS IN JEF OR BOX WEIGHTING 35 0.0000 0.0000 NO OF STA REQ IN EACH QUAD. IF LT 5 GROUP ALL. 36 2.0000 1.0000****ASSIGNED WEIGHTS RAISED TO THIS POWER. 37 3.0000 3.0000 IF TERMINATION OCCURS BEFORE THIS ITERATION, SET ITERATION NUMBER TO THIS AND CONTINUE. 38 0.0000 0.0000****IF THIS = 1, RUN ALL WITH AND THEN WITHOUT S/ =2,RUN WITH S/ =3, RUN WITHOUT S/ NEG, USE S TO FIX ORIGIN. 39 1.0000 0.7500****MULTIPLY THE S AND S-P WEIGHTS BY THIS FACTOR. 40 0.0070 0.0000****DURATION MAGNITUDE C4, *DEPTH 41 0.0000 0.0000 IF THIS = 1, PRINT OPT. .GE. 1, & SUMMARY OPT. = + OR -1, THEN WRITE SUM. RECORD EACH ITTERATION. 42 0.0000 0.0000 IF GT 0 AVE MAG FROM CLOSEST N STATIONS WITH MAG REPORTED. IF EQ 0 ALL MAGS USED. 43 0.0000 0.0000 DURATION MAGNITUDE C5, *(LOG((F - P)*FMGC)**2) 44 0.0000 0.0000 IF EQ 1, RERUN EVENT WITH ONLY CRITICAL STATIONS. 45 0.1379 0.1379 X SCALE FACTOR FOR FOCAL MECHANISM PLOT 46 0.0000 0.0000 XFAR SET .GE. DIST OF TEST(46)TH STATION + 10. 1PRINTER OPTION 1 SUMMARY OPTION 0 MAGNITUDE OPTION 1 QUALITY OPTION 2 F. S., NO PG EJT -1 FINAL SOLUTION 0 NO SUM RECORDS 0 USE XMAG 0 NO SUMMARY 0 ONE LINE PER ITER 1 SUMMARY RECORDS 1 USE FMAG 1 A 1 STA RES EACH ITER 2 SUM + INPUT RECS 2 USE (XMAG+FMAG)/2 2 A + B 2 REGRES EACH ITER 3 'CORRECTED' INPUT 5 PREFER FMAG /XMAG 3 A,B + C 3 A,B,C + D 4 POSITIVE/ERROR ELLIPSE IF NEG USE FMS NOT FMP POSITIVE/Q FROM STD ERRORS NEGATIVE/NO ER ELLIPSE NEGATIVE/Q FROM SOL+STA CRUSTAL MODEL 1 LAYER VELOCITY DEPTH THICKNESS VPVS KM/SEC KM KM 1 5.630 0.000 5.700 1.640 2 6.050 5.700 9.000 1.720 3 6.530 14.700 36.000 1.700 4 8.180 50.700 1000.000 1.710 THE NEXT MODEL IS FOR S ONLY: CRUSTAL MODEL 2 LAYER VELOCITY DEPTH THICKNESS VPVS KM/SEC KM KM 5 3.433 0.000 5.700 0.000 6 3.517 5.700 9.000 0.000 7 3.841 14.700 36.000 0.000 8 4.784 50.700 1000.000 0.000 ------------END--------------------------------------------------------------------------------------- 1 ------------BEGIN-------------------------------------------------------------------------------------- 97/10/30 15/59 #217 galax va #2 97/10/30 15/59 (--------ADJUSTMENTS IN PRINCIPAL DIRECTIONS--------)( ADJUSTMENTS )(ADJST. TAKEN) I LAT LONG DEPTH RMS NO PRMS DAMP -AZ/DP--STEP---SE =AZ/DP==STEP===SE -AZ/DP--STEP---SE DLAT DLON DZ DLAT DLON DZ 1 6.5 58.2 10.0 2.78 13 1.12 .10E-02 148/15 -25.8 9.52 45/39 -2.80 6.84 261/48 23.81 11.6 -27. 3.66 22.3-26.9 3.7 22.3 2 51.9 0.7 32.3 1.26 13 .908 .10E-02 83/17 1.802 11.4 186/39 1.716 7.73 334/47 -24.2 17.0 -14. -5.6 -19.-13.8 -5.6-19.2 3 44.5 56.9 13.1 0.96 13 .875 .10E-02 286/31 2.621 13.7 40/34 4.195 8.26 166/41 2.574 6.49 5.19 .415 2.00 5.2 0.4 2.0 4 47.3 57.2 15.1 0.80 11 .632 .10E-02 87/ 2 -.576 8.96 177/ 8 -3.72 7.41 346/82 -41.6 47.2 -9.3 -2.2 -41. -9.3 -2.2 -7.6 5 42.2 55.7 7.6* 0.67 10 .665 .10E-02 341/ 0 1.631 9.65 261/ 0 -.250 10.3 0/90 .0000 99.0 1.62 .305 .000 1.6 0.3 0.0 6 43.1 55.9 7.6 0.67 10 .664 .10E-02 332/ 2 -.010 9.58 261/10 .1080 10.1 74/80 1.198 15.0 0.00 -.11 1.20 0.0 -0.1 1.2 7 43.1 55.9 8.8 0.66 10 .664 .10E-02 154/ 2 .1106 9.60 261/13 .0376 10.1 56/77 .0246 14.0 .087 .077 .029 0.1 0.1 0.0 7 43.2 55.9 8.8 0.66 10 .000 .10E-01 154/ 2 261/13 56/77 -0.1 -0.1 0.0 8 43.1 55.9 8.8 0.66 10 .664 .10E-01 154/ 2 .1103 9.59 261/13 .0375 10.1 56/77 .0244 14.0 .087 .077 .029 0.1 0.1 0.0 7 43.2 55.9 8.8 0.66 10 .000 .10E+00 154/ 2 261/13 56/77 -0.1 -0.1 0.0 8 43.1 55.9 8.8 0.66 10 .664 .10E+00 154/ 2 .0850 8.43 261/13 .0284 8.74 56/77 .0150 11.0 .066 .059 .018 0.1 0.1 0.0 7 43.1 55.9 8.8 0.66 10 .000 .10E+01 154/ 2 261/13 56/77 -0.1 -0.1 0.0 8 43.1 55.9 8.8 0.66 10 .664 .10E+01 154/ 2 .0036 1.73 261/13 .0011 1.73 56/77 .0004 1.74 .003 .002 .001 0.0 0.0 0.0 8 43.1 55.9 8.8 0.66 10 .664 .10E-02 154/ 2 .1105 9.60 261/13 .0377 10.1 56/77 .0246 14.0 .087 .077 .029 0.0 0.0 0.0 HORIZONTAL & VERTICAL SINGLE VARIABLE (1DOF) 68% CHI SQUARE CONFIDENCE INTERVALS SE = 5.14 SE = 5.51 SE = 7.40 QUALITY = D AZ = 332. AZ = 242. CHI SQUARE 68% (2DOF) ELLIPSE SEMIAXES = 7.86 KM AND 8.43 KM SE OF ORIG = 1.13 TOTAL NUMBER OF ITERATIONS = 8 DMAX = 400.00 SEQUENCE NUMBER = AT THE CLOSEST STATION USED IN THE SOLUTION BOTH P AND S WERE USED. THE S MINUS P INTERVAL EQUALS 5.11 DATE ORIGIN LAT LONG DEPTH MAG NO D1 GAP D RMS ERH ERZ Q SQD ADJ IN NR AVR AAR NM AVXM SDXM NF AVFM SDFM 971030 1559 40.50 36N43.10 80W55.87 8.76 2.120 10 43 316 1 0.66 5.5 7.4 D D D 0.09 10 14 0.00 0.52 0 0.0 1 2.12 0.0 (- STATION DATA -) (------ P-WAVE TRAVEL-TIME DATA AND DELAYS -------) VARI (---- S-WAVE TRAVEL-TIME DATA --)(--- MAGNITUDE DATA --) STN DIST AZM AIN PSEC PRMK+TCOR-O=TTOB-TTCAL C-DLAY-EDLY=P-RES P-WT THIC SSEC SRMK TTOB TTCAL S-RES S-WT AMX PR XMAG R FMP FMAG WMV 43.4 355 96 48.10IP 7.60 7.57 1 .078 -0.05 1.273 53.21ES 12.71 12.77 -0.15 0.955 ELN 58.8 16 94 51.69EP 11.19 10.10 1 .042 1.04 1.210 58.81ES 18.31 17.11 1.15 0.907 NAV 67.4 10 93 51.51IP 11.01 11.52 1 .040 -0.55 1.150 59.04ES 18.54 19.55 -1.05 0.862 90 2.1 BLA 71.2 40 93 52.05EP 11.55 12.14 1 .042 -0.63 1.124 61.16ES 20.66 20.61 0.01 0.843 FWV 96.4 6 68 57.07EP 16.57 16.20 1 .068 0.30 0.958 67.96IS 27.46 27.55 -0.19 0.718 JSC 272.0 186 48 25.86EP 45.36 42.29 1 .015 3.06M0.000 57.39ES 76.89 72.06 4.80M0.000 GHV 277.5 64 48 0.00EP 4 19.50 42.96 1 .014-23.48 0.000 56.61ES 76.11 73.22 2.87M0.000 DATE ORIGIN LAT LON DEP MD NO DMIN GAP RMS AX1 AZ1 AX2 AXZ Q QL QS QD 971030 15 59 40.5 36.718N 80.931W 8.8 2.1 10 43 316 0.7 5.5 242 5.1 7.4 D D D D QUALITY EVALUATION DIAGONALS IN ORDER OF STRENGTH Z NW SW NE SE E N AVE. OF END POINTS 0.04 0.12 0.14 0.17 0.19 0.20 0.22 NUMBER RMS MIN DRMS AVE DRMS QUALITY 10 0.66 0.02 0.16 D 1 XXXXX CLASS/ A B C D TOTAL XXXXX NUMBER/ 0.0 0.0 0.0 1.0 1.0 P/ 0.0 0.0 0.0 100.0 INCLUDE ONLY CLASS B AND BETTER IN THE FOLLOWING STATISTICS. P RESIDUALS S RESIDUALS S-P RESIDUALS X-MAG RES F-MAG RES STATION N WT AVE SD N WT AVE SD N WT AVE SD N AVE SD N AVE SD STATION WMV 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.00 0.00 0 0.00 0.00 WMV ELN 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.00 0.00 0 0.00 0.00 ELN BLA 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.00 0.00 0 0.00 0.00 BLA FWV 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.00 0.00 0 0.00 0.00 FWV NAV 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.00 0.00 0 0.00 0.00 NAV GHV 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.00 0.00 0 0.00 0.00 GHV JSC 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.0 0.00 0.00 0 0.00 0.00 0 0.00 0.00 JSC 1 31-OCT-97 12:58:28 for the program ELLIPSE *********** #217 galax va #2 CRUSTAL MODEL 1 LAYER VELOCITY DEPTH THICKNESS VP/VS KM/SEC KM KM 1 5.630 0.000 5.700 1.64 2 6.050 5.700 9.000 1.72 3 6.530 14.700 36.000 1.70 4 8.180 50.700 1000.000 1.71 5 3.433 0.000 5.700 0.00 6 3.517 5.700 9.000 0.00 7 3.841 14.700 36.000 0.00 8 4.784 50.700 1000.000 0.00 RESULTS OF EACH ITERATION: I LAT LONG DEPTH RMS DLAT DLONG DZ 1 6.5 58.2 10.00 2.78 -26.95 3.66 22.33 2 51.9 0.7 32.33 1.26 -13.82 -5.58 -19.20 3 44.5 56.9 13.12 0.96 5.19 0.42 2.00 4 47.3 57.2 15.12 0.80 -9.33 -2.21 -7.56 5 42.2 55.7 7.56 0.67 1.62 0.30 0.00 6 43.1 55.9 7.56 0.67 0.00 -0.11 1.20 7 43.1 55.9 8.76 0.66 0.09 0.08 0.03 7 43.2 55.9 8.79 0.66 -0.09 -0.08 -0.03 8 43.1 55.9 8.76 0.66 0.09 0.08 0.03 7 43.2 55.9 8.79 0.66 -0.09 -0.08 -0.03 8 43.1 55.9 8.76 0.66 0.07 0.06 0.02 7 43.1 55.9 8.78 0.66 -0.07 -0.06 -0.02 8 43.1 55.9 8.76 0.66 0.00 0.00 0.00 8 43.1 55.9 8.76 0.66 0.00 0.00 0.00 *********** HYPOELLIPSE LOCATION RESULTS *********** HORIZONTAL(2DOF) VERTICAL SE = 7.86 SE = 8.43 SE = 7.40 QUALITY = D AZ = 332. AZ = 242. DATE ORIGIN LAT LONG DEPTH MAG NO GAP RMS ERH ERZ SQD 971030 1559 40.50 36N43.10 80W55.87 8.8 2.1 10 316 0.66 5.5 7.4 D D (---STATION DATA---)(-----P WAVE DATA------)(-----S WAVE DATA------)(MAG DATA) STA DIST AZM ADP PSEC PRMK PRES PWT SSEC SRMK SRES SWT FMP FMAG WMV 43.4 355 96 48.10 IP -0.05 1.27 53.21ES -0.15 0.95 ELN 58.8 16 94 51.69 EP 1.04 1.21 58.81ES 1.15 0.91 NAV 67.4 10 93 51.51 IP -0.55 1.15 59.04ES -1.05 0.86 90 2.1 BLA 71.2 40 93 52.05 EP -0.63 1.12 61.16ES 0.01 0.84 FWV 96.4 6 68 57.07 EP 0.30 0.96 67.96IS -0.19 0.72 JSC 272.0 186 48 25.86 EP 3.06M 0.00 57.39ES 4.80M 0.00 GHV 277.5 64 48 0.00 EP 4-23.48 0.00 56.61ES 2.87M 0.00 QUALITY BASED ON FOCAL SPHERE: D