PAIR FILE: WORK8:[CSMITH.WRIGHT]86388REGB.DAT BOX FILE: WRB.TRA MICRONS/PIXEL: 50.000 METERS/PIXEL: 50.190 GLACIER NAME: GETZ ICE SHELF BASE IMAGE SCENE ID: 51029-15244,51029-15250 BASE IMAGE DATE: 25-DEC-1986 CO-REGISTERED IMAGE SCENE ID: 41997-15410 CO-REGISTERED IMAGE DATE: 03-JAN-1988 STANDARD DEVIATION USED TO DISREGARD BAD DATA POINTS? Y NUMBER OF STANDARD DEVIATIONS USED: 2.00 NUMBER OF DAYS BETWEEN MEASUREMENTS: 374.00 MAP SCALE: 1:1003799 TOTAL NUMBER OF DATA POINTS PROCESSED: 157 REGRESSION FOR POINTS IN ALL PATHS: VELOCITY(km/yr) = -0.194 + -0.004*DISTFROMBASE(km) MEAN ABSOLUTE DEVIATION IN km/yr FOR POINTS IN ALL PATHS RELATIVE TO REGRESSION LINE: 0.0836 AVERAGE DISTANCE FOR ALL POINTS IN ALL PATHS IN km: -0.539 AVERAGE VELOCITY IN km/yr FOR ALL POINTS IN ALL PATHS: -0.526 PATH NUMBER 1 ------------- NUMBER OF DATA POINTS IN PATH: 4 No km to Dist in km/yr Original data points Base 1.0 yr Move 80 50.482 -0.441 -0.431 3823.00 2275.00 3830.00 2268.00 82 50.876 -0.393 -0.384 3823.00 2301.00 3829.00 2294.00 83 52.669 -0.504 -0.492 3789.00 2312.00 3797.00 2304.00 86 54.270 -0.792 -0.774 3764.00 2327.00 3774.00 2318.00 BAD DATA POINTS No km to Dist in km/yr Original data points Base 1.0 yr Move 83 52.669 -0.504 -0.492 3789.00 2312.00 3797.00 2304.00 NUMBER OF BAD DATA POINTS: 1 STATISTICS FOR PATH 1 REGRESSION: VELOCITY(km/yr) = 5.457 + -0.115*DISTFROMBASE(km) MEAN ABSOLUTE DEVIATION IN km/yr RELATIVE TO REGRESSION LINE: 0.0474 95% CONFIDENCE INTERVAL FOR THE REGRESSION SLOPE: -0.379 0.149 CORRELATION COEFFICIENT (EXCLUDING BAD DATA POINTS): -.979 AVERAGE DISTANCE IN km (EXCLUDING BAD DATA POINTS): -0.542 AVERAGE VELOCITY IN km/yr (EXCLUDING BAD DATA POINTS): -0.529 PATH NUMBER 2 ------------- NUMBER OF DATA POINTS IN PATH: 73 No km to Dist in km/yr Original data points Base 1.0 yr Move 160 28.400 -0.472 -0.461 4235.00 2098.00 4244.00 2095.00 159 35.891 -0.511 -0.499 4208.00 2037.00 4218.00 2034.00 144 39.270 -0.472 -0.461 4034.00 2199.00 4043.00 2196.00 79 48.128 -0.408 -0.399 3838.00 2167.00 3844.00 2159.00 145 48.823 -1.012 -0.988 3974.00 2110.00 3981.00 2106.00 146 49.701 -0.454 -0.443 3937.00 2042.00 3945.00 2037.00 81 51.313 -0.378 -0.369 3805.00 2273.00 3811.00 2267.00 84 53.577 -0.615 -0.600 3758.00 2274.00 3768.00 2265.00 85 54.585 -0.640 -0.625 3736.00 2278.00 3746.00 2269.00 78 55.075 -0.349 -0.341 3850.00 2129.00 3855.00 2121.00 75 57.149 -0.287 -0.281 3811.00 2143.00 3815.00 2136.00 74 57.989 -0.419 -0.409 3777.00 2083.00 3784.00 2077.00 73 58.377 -0.467 -0.456 3792.00 2166.00 3800.00 2160.00 87 58.824 -0.456 -0.445 3663.00 2322.00 3669.00 2313.00 72 59.761 -0.454 -0.443 3752.00 2125.00 3760.00 2120.00 104 60.556 -0.593 -0.579 3609.00 2284.00 3621.00 2282.00 105 61.061 -0.593 -0.579 3611.00 2314.00 3623.00 2312.00 67 61.561 -0.395 -0.386 3726.00 2156.00 3733.00 2152.00 90 61.712 -0.666 -0.650 3577.00 2268.00 3588.00 2260.00 66 62.209 -0.443 -0.433 3697.00 2107.00 3705.00 2103.00 107 64.531 -0.496 -0.484 3523.00 2294.00 3533.00 2292.00 63 67.327 -0.605 -0.590 3627.00 2224.00 3639.00 2222.00 64 67.362 -0.428 -0.418 3595.00 2125.00 3603.00 2122.00 125 67.962 -0.315 -0.308 3451.00 2302.00 3457.00 2300.00 143 69.095 -0.476 -0.465 3579.00 2189.00 3588.00 2186.00 101 69.609 -0.446 -0.435 3555.00 2147.00 3564.00 2146.00 106 71.027 -0.307 -0.300 3555.00 2251.00 3564.00 2249.00 146 71.243 -0.478 -0.466 3390.00 2326.00 3402.00 2329.00 91 71.407 -0.503 -0.491 3534.00 2205.00 3543.00 2200.00 95 71.753 -0.496 -0.485 3516.00 2167.00 3526.00 2166.00 92 71.780 -0.441 -0.431 3512.00 2155.00 3520.00 2151.00 108 73.675 -0.510 -0.498 3495.00 2233.00 3505.00 2231.00 109 74.283 -0.510 -0.498 3469.00 2186.00 3479.00 2184.00 103 75.109 -0.208 -0.204 3465.00 2250.00 3473.00 2248.00 102 75.727 -0.403 -0.393 3441.00 2199.00 3449.00 2198.00 104 76.801 -0.474 -0.463 3424.00 2221.00 3433.00 2218.00 166 77.047 -0.419 -0.409 3429.00 2266.00 3438.00 2268.00 114 79.294 -0.866 -0.846 3382.00 2234.00 3393.00 2231.00 165 79.304 -1.101 -1.075 3404.00 2298.00 3413.00 2300.00 113 79.891 -0.602 -0.588 3359.00 2204.00 3371.00 2202.00 120 80.990 -0.522 -0.509 3340.00 2216.00 3351.00 2216.00 164 82.035 -0.458 -0.447 3336.00 2268.00 3346.00 2269.00 143 82.080 -0.645 -0.630 3351.00 2314.00 3366.00 2318.00 119 82.270 -0.569 -0.556 3313.00 2216.00 3325.00 2216.00 141 82.689 -0.520 -0.508 3334.00 2302.00 3346.00 2305.00 144 82.836 -0.520 -0.508 3325.00 2285.00 3337.00 2288.00 142 82.894 -0.503 -0.491 3321.00 2277.00 3333.00 2281.00 145 82.966 -0.567 -0.554 3333.00 2316.00 3346.00 2319.00 133 83.519 -0.571 -0.558 3287.00 2217.00 3298.00 2214.00 118 83.967 -0.384 -0.375 3281.00 2279.00 3296.00 2282.00 134 84.644 -0.761 -0.743 3264.00 2225.00 3279.00 2222.00 162 84.851 -0.695 -0.678 3264.00 2289.00 3278.00 2291.00 83 85.295 -0.695 -0.678 3257.00 2318.00 3271.00 2320.00 141 85.541 -0.607 -0.593 3247.00 2239.00 3259.00 2237.00 163 85.996 -0.695 -0.678 3241.00 2287.00 3255.00 2289.00 82 86.672 -0.645 -0.630 3225.00 2248.00 3238.00 2250.00 84 86.733 -0.695 -0.678 3229.00 2329.00 3243.00 2331.00 85 87.699 -0.641 -0.626 3207.00 2287.00 3220.00 2290.00 87 87.988 -0.645 -0.630 3198.00 2237.00 3211.00 2239.00 86 88.576 -0.641 -0.626 3190.00 2295.00 3203.00 2298.00 89 89.010 -0.645 -0.630 3178.00 2243.00 3191.00 2245.00 123 89.441 -0.732 -0.715 3175.00 2330.00 3190.00 2336.00 90 89.832 -0.645 -0.630 3161.00 2234.00 3174.00 2236.00 124 90.263 -0.785 -0.767 3156.00 2290.00 3172.00 2295.00 93 90.630 -0.648 -0.633 3147.00 2264.00 3160.00 2265.00 125 91.147 -0.688 -0.672 3141.00 2331.00 3155.00 2335.00 94 91.691 -0.648 -0.633 3126.00 2267.00 3139.00 2268.00 126 92.283 -0.638 -0.623 3118.00 2326.00 3131.00 2330.00 97 92.446 -0.648 -0.633 3109.00 2237.00 3122.00 2238.00 100 93.662 -0.604 -0.590 3090.00 2319.00 3102.00 2318.00 98 94.078 -0.651 -0.636 3077.00 2246.00 3090.00 2246.00 99 94.294 -0.651 -0.636 3075.00 2282.00 3088.00 2282.00 101 95.446 -0.604 -0.590 3054.00 2313.00 3066.00 2312.00 BAD DATA POINTS No km to Dist in km/yr Original data points Base 1.0 yr Move 145 48.823 -1.012 -0.988 3974.00 2110.00 3981.00 2106.00 85 54.585 -0.640 -0.625 3736.00 2278.00 3746.00 2269.00 125 67.962 -0.315 -0.308 3451.00 2302.00 3457.00 2300.00 106 71.027 -0.307 -0.300 3555.00 2251.00 3564.00 2249.00 103 75.109 -0.208 -0.204 3465.00 2250.00 3473.00 2248.00 114 79.294 -0.866 -0.846 3382.00 2234.00 3393.00 2231.00 165 79.304 -1.101 -1.075 3404.00 2298.00 3413.00 2300.00 118 83.967 -0.384 -0.375 3281.00 2279.00 3296.00 2282.00 NUMBER OF BAD DATA POINTS: 8 STATISTICS FOR PATH 2 REGRESSION: VELOCITY(km/yr) = -0.156 + -0.005*DISTFROMBASE(km) MEAN ABSOLUTE DEVIATION IN km/yr RELATIVE TO REGRESSION LINE: 0.0911 95% CONFIDENCE INTERVAL FOR THE REGRESSION SLOPE: -0.006 -0.004 CORRELATION COEFFICIENT (EXCLUDING BAD DATA POINTS): -.653 AVERAGE DISTANCE IN km (EXCLUDING BAD DATA POINTS): -0.552 AVERAGE VELOCITY IN km/yr (EXCLUDING BAD DATA POINTS): -0.539 PATH NUMBER 3 ------------- NUMBER OF DATA POINTS IN PATH: 80 No km to Dist in km/yr Original data points Base 1.0 yr Move 164 31.546 -0.472 -0.461 4301.00 1930.00 4311.00 1927.00 161 32.261 -0.423 -0.413 4279.00 1978.00 4288.00 1975.00 163 32.279 -0.324 -0.316 4293.00 1887.00 4300.00 1884.00 162 33.453 -0.373 -0.364 4266.00 1908.00 4274.00 1905.00 158 37.328 -0.608 -0.594 4175.00 1975.00 4187.00 1973.00 147 50.041 -0.419 -0.409 3915.00 1988.00 3922.00 1982.00 77 56.212 -0.349 -0.341 3801.00 2037.00 3806.00 2029.00 76 56.455 -0.349 -0.341 3781.00 1983.00 3786.00 1975.00 70 59.991 -0.454 -0.443 3709.00 1987.00 3717.00 1982.00 71 60.270 -0.502 -0.491 3729.00 2080.00 3738.00 2075.00 69 61.657 -0.443 -0.433 3670.00 1985.00 3678.00 1981.00 68 63.650 -0.443 -0.433 3635.00 2006.00 3643.00 2002.00 65 67.269 -0.380 -0.371 3578.00 2065.00 3585.00 2062.00 102 70.154 -0.398 -0.389 3531.00 2107.00 3539.00 2106.00 93 71.065 -0.367 -0.358 3502.00 2068.00 3507.00 2067.00 94 72.071 -0.400 -0.391 3496.00 2120.00 3504.00 2119.00 124 72.913 -0.269 -0.263 3448.00 2013.00 3453.00 2011.00 106 73.650 -0.510 -0.498 3449.00 2070.00 3459.00 2068.00 99 74.207 -0.510 -0.498 3462.00 2156.00 3472.00 2154.00 123 75.530 -0.316 -0.308 3408.00 2033.00 3414.00 2031.00 110 75.587 -0.365 -0.356 3424.00 2110.00 3431.00 2108.00 101 76.118 -0.403 -0.393 3425.00 2163.00 3433.00 2162.00 100 76.234 -0.452 -0.441 3405.00 2084.00 3414.00 2083.00 142 77.956 -0.512 -0.500 3381.00 2134.00 3391.00 2132.00 121 78.231 -0.501 -0.489 3364.00 2083.00 3374.00 2082.00 111 79.168 -0.561 -0.548 3346.00 2088.00 3357.00 2086.00 115 79.194 -0.572 -0.558 3366.00 2180.00 3377.00 2177.00 112 79.279 -0.042 -0.041 3328.00 2065.00 3339.00 2063.00 129 80.203 -0.476 -0.465 3333.00 2148.00 3342.00 2145.00 130 80.892 -0.571 -0.558 3315.00 2138.00 3326.00 2135.00 131 82.110 -0.429 -0.419 3290.00 2140.00 3298.00 2137.00 132 82.797 -0.618 -0.604 3288.00 2176.00 3300.00 2173.00 135 84.701 -0.661 -0.645 3259.00 2165.00 3272.00 2162.00 161 85.339 -0.554 -0.541 3242.00 2099.00 3253.00 2098.00 160 85.793 -0.544 -0.532 3231.00 2069.00 3242.00 2071.00 137 86.187 -0.511 -0.499 3227.00 2129.00 3237.00 2126.00 139 86.266 -0.507 -0.495 3226.00 2138.00 3236.00 2136.00 80 86.334 -0.595 -0.581 3228.00 2190.00 3240.00 2192.00 18 87.111 -0.591 -0.578 3209.00 2136.00 3221.00 2139.00 122 87.212 -0.365 -0.356 3352.00 2032.00 3359.00 2030.00 81 87.226 -0.595 -0.581 3210.00 2187.00 3222.00 2189.00 152 87.302 -0.591 -0.578 3201.00 2071.00 3213.00 2074.00 151 87.569 -0.591 -0.578 3198.00 2107.00 3210.00 2110.00 79 88.365 -0.538 -0.525 3183.00 2121.00 3194.00 2125.00 88 88.581 -0.645 -0.630 3185.00 2219.00 3198.00 2221.00 91 88.906 -0.645 -0.630 3176.00 2180.00 3189.00 2182.00 168 89.066 -0.604 -0.590 3171.00 2152.00 3183.00 2151.00 17 89.239 -0.641 -0.626 3166.00 2128.00 3179.00 2131.00 154 89.798 -0.548 -0.535 3152.00 2084.00 3163.00 2085.00 16 90.249 -0.641 -0.626 3145.00 2115.00 3158.00 2118.00 92 90.735 -0.598 -0.584 3140.00 2188.00 3152.00 2189.00 156 90.782 -0.654 -0.639 3141.00 2218.00 3154.00 2217.00 159 90.829 -0.443 -0.433 3266.00 2042.00 3275.00 2043.00 14 91.059 -0.591 -0.578 3128.00 2102.00 3140.00 2105.00 160 91.395 -0.443 -0.433 3256.00 2054.00 3265.00 2055.00 155 91.422 -0.654 -0.639 3125.00 2168.00 3138.00 2167.00 95 91.709 -0.648 -0.633 3121.00 2195.00 3134.00 2196.00 15 92.209 -0.641 -0.626 3108.00 2148.00 3121.00 2151.00 5 92.307 -0.641 -0.626 3103.00 2101.00 3116.00 2104.00 127 92.365 -0.588 -0.574 3107.00 2181.00 3119.00 2185.00 6 92.390 -0.591 -0.578 3100.00 2080.00 3112.00 2083.00 4 92.729 -0.641 -0.626 3096.00 2123.00 3109.00 2126.00 96 92.873 -0.648 -0.633 3099.00 2214.00 3112.00 2215.00 3 93.181 -0.641 -0.626 3090.00 2170.00 3103.00 2173.00 1 93.944 -0.641 -0.626 3072.00 2127.00 3085.00 2130.00 2 94.060 -0.641 -0.626 3072.00 2163.00 3085.00 2166.00 153 94.454 -0.538 -0.525 3192.00 2030.00 3203.00 2032.00 102 94.475 -0.751 -0.734 3067.00 2214.00 3082.00 2214.00 74 94.559 -0.626 -0.612 3188.00 2013.00 3201.00 2017.00 78 95.108 -0.526 -0.514 3181.00 2049.00 3192.00 2053.00 76 95.230 -0.576 -0.563 3177.00 2035.00 3189.00 2039.00 73 95.584 -0.676 -0.660 3165.00 1991.00 3179.00 1995.00 77 96.288 -0.521 -0.509 3151.00 1992.00 3162.00 1997.00 13 97.636 -0.532 -0.520 3132.00 2064.00 3143.00 2067.00 12 98.495 -0.532 -0.520 3113.00 2048.00 3124.00 2051.00 11 98.655 -0.482 -0.471 3104.00 1996.00 3114.00 1999.00 10 99.441 -0.482 -0.471 3084.00 1958.00 3094.00 1961.00 7 99.459 -0.532 -0.520 3094.00 2051.00 3105.00 2054.00 9 99.941 -0.532 -0.520 3081.00 2021.00 3092.00 2024.00 8 100.462 -0.582 -0.568 3075.00 2061.00 3087.00 2064.00 BAD DATA POINTS No km to Dist in km/yr Original data points Base 1.0 yr Move 158 37.328 -0.608 -0.594 4175.00 1975.00 4187.00 1973.00 124 72.913 -0.269 -0.263 3448.00 2013.00 3453.00 2011.00 123 75.530 -0.316 -0.308 3408.00 2033.00 3414.00 2031.00 110 75.587 -0.365 -0.356 3424.00 2110.00 3431.00 2108.00 112 79.279 -0.042 -0.041 3328.00 2065.00 3339.00 2063.00 122 87.212 -0.365 -0.356 3352.00 2032.00 3359.00 2030.00 102 94.475 -0.751 -0.734 3067.00 2214.00 3082.00 2214.00 NUMBER OF BAD DATA POINTS: 7 STATISTICS FOR PATH 3 REGRESSION: VELOCITY(km/yr) = -0.212 + -0.004*DISTFROMBASE(km) MEAN ABSOLUTE DEVIATION IN km/yr RELATIVE TO REGRESSION LINE: 0.0712 95% CONFIDENCE INTERVAL FOR THE REGRESSION SLOPE: -0.005 -0.003 CORRELATION COEFFICIENT (EXCLUDING BAD DATA POINTS): -.677 AVERAGE DISTANCE IN km (EXCLUDING BAD DATA POINTS): -0.535 AVERAGE VELOCITY IN km/yr (EXCLUDING BAD DATA POINTS): -0.523