PAIR FILE: 15225REGA.DAT BOX FILE: WRA.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: 42008-15225 CO-REGISTERED IMAGE DATE: 14-JAN-1988 STANDARD DEVIATION USED TO DISREGARD BAD DATA POINTS? Y NUMBER OF STANDARD DEVIATIONS USED: 2.00 NUMBER OF DAYS BETWEEN MEASUREMENTS: 385.00 MAP SCALE: 1:1003799 TOTAL NUMBER OF DATA POINTS PROCESSED: 93 REGRESSION FOR POINTS IN ALL PATHS: VELOCITY(km/yr) = 0.173 + -0.007*DISTFROMBASE(km) MEAN ABSOLUTE DEVIATION IN km/yr FOR POINTS IN ALL PATHS RELATIVE TO REGRESSION LINE: 0.0457 AVERAGE DISTANCE FOR ALL POINTS IN ALL PATHS IN km: -0.246 AVERAGE VELOCITY IN km/yr FOR ALL POINTS IN ALL PATHS: -0.234 PATH NUMBER 1 ------------- NUMBER OF DATA POINTS IN PATH: 46 No km to Dist in km/yr Original data points Base 1.1 yr Move 78 37.683 -0.150 -0.143 2827.00 3685.00 2830.00 3685.00 90 38.425 -0.156 -0.148 2782.00 3798.00 2785.00 3798.00 91 38.860 -0.150 -0.143 2800.00 3786.00 2803.00 3786.00 79 39.654 -0.151 -0.143 2788.00 3695.00 2791.00 3695.00 89 39.842 -0.150 -0.143 2754.00 3793.00 2757.00 3793.00 87 40.324 -0.151 -0.143 2774.00 3721.00 2777.00 3721.00 85 43.043 -0.251 -0.238 2722.00 3633.00 2727.00 3633.00 105 45.806 -0.150 -0.143 2663.00 3716.00 2666.00 3716.00 83 46.242 -0.251 -0.238 2657.00 3657.00 2662.00 3657.00 92 47.283 -0.151 -0.143 2635.00 3727.00 2638.00 3727.00 84 47.930 -0.300 -0.284 2624.00 3656.00 2630.00 3655.00 93 48.069 -0.151 -0.143 2620.00 3702.00 2623.00 3702.00 104 48.274 -0.251 -0.238 2615.00 3736.00 2620.00 3736.00 94 48.413 -0.151 -0.143 2611.00 3782.00 2614.00 3782.00 91 49.074 -0.201 -0.190 2601.00 3663.00 2605.00 3663.00 66 49.368 -0.151 -0.143 2594.00 3706.00 2597.00 3706.00 93 50.061 -0.151 -0.143 2579.00 3750.00 2582.00 3750.00 94 50.440 -0.151 -0.143 2572.00 3732.00 2575.00 3732.00 95 51.356 -0.151 -0.143 2553.00 3761.00 2556.00 3761.00 103 51.385 -0.201 -0.190 2523.00 3793.00 2527.00 3793.00 96 52.346 -0.151 -0.143 2533.00 3771.00 2536.00 3771.00 45 52.712 -0.149 -0.142 2527.00 3721.00 2530.00 3720.00 78 53.030 -0.199 -0.189 2522.00 3670.00 2526.00 3669.00 79 53.537 -0.150 -0.143 2480.00 3791.00 2483.00 3791.00 47 53.948 -0.199 -0.189 2502.00 3735.00 2506.00 3734.00 63 54.269 -0.198 -0.188 2464.00 3821.00 2468.00 3820.00 78 54.359 -0.201 -0.190 2463.00 3804.00 2467.00 3804.00 97 54.939 -0.201 -0.190 2481.00 3760.00 2485.00 3760.00 48 54.957 -0.199 -0.189 2483.00 3682.00 2487.00 3681.00 77 55.446 -0.320 -0.303 2443.00 3819.00 2447.00 3819.00 49 55.617 -0.199 -0.189 2468.00 3743.00 2472.00 3742.00 99 55.640 -0.251 -0.238 2469.00 3695.00 2474.00 3695.00 98 55.867 -0.201 -0.190 2462.00 3776.00 2466.00 3776.00 77 56.638 -0.199 -0.189 2448.00 3731.00 2452.00 3730.00 65 56.731 -0.197 -0.187 2416.00 3839.00 2420.00 3838.00 82 56.895 -0.250 -0.238 2412.00 3850.00 2417.00 3850.00 62 56.925 -0.247 -0.234 2416.00 3781.00 2421.00 3780.00 81 56.972 -0.250 -0.238 2414.00 3797.00 2419.00 3797.00 97 57.978 -0.301 -0.286 2424.00 3642.00 2430.00 3642.00 80 58.155 -0.251 -0.238 2417.00 3756.00 2422.00 3756.00 56 58.576 -0.172 -0.163 2409.00 3692.00 2414.00 3692.00 55 58.759 -0.251 -0.238 2404.00 3718.00 2409.00 3718.00 100 59.190 -0.351 -0.333 2400.00 3629.00 2407.00 3629.00 89 59.394 -0.348 -0.330 2390.00 3744.00 2397.00 3743.00 57 59.549 -0.301 -0.285 2390.00 3684.00 2396.00 3684.00 87 59.607 -0.348 -0.330 2386.00 3739.00 2393.00 3738.00 BAD DATA POINTS No km to Dist in km/yr Original data points Base 1.1 yr Move 85 43.043 -0.251 -0.238 2722.00 3633.00 2727.00 3633.00 84 47.930 -0.300 -0.284 2624.00 3656.00 2630.00 3655.00 77 55.446 -0.320 -0.303 2443.00 3819.00 2447.00 3819.00 97 57.978 -0.301 -0.286 2424.00 3642.00 2430.00 3642.00 100 59.190 -0.351 -0.333 2400.00 3629.00 2407.00 3629.00 89 59.394 -0.348 -0.330 2390.00 3744.00 2397.00 3743.00 87 59.607 -0.348 -0.330 2386.00 3739.00 2393.00 3738.00 NUMBER OF BAD DATA POINTS: 7 STATISTICS FOR PATH 1 REGRESSION: VELOCITY(km/yr) = -0.002 + -0.004*DISTFROMBASE(km) MEAN ABSOLUTE DEVIATION IN km/yr RELATIVE TO REGRESSION LINE: 0.0371 95% CONFIDENCE INTERVAL FOR THE REGRESSION SLOPE: -0.005 -0.002 CORRELATION COEFFICIENT (EXCLUDING BAD DATA POINTS): -.606 AVERAGE DISTANCE IN km (EXCLUDING BAD DATA POINTS): -0.191 AVERAGE VELOCITY IN km/yr (EXCLUDING BAD DATA POINTS): -0.181 PATH NUMBER 2 ------------- NUMBER OF DATA POINTS IN PATH: 47 No km to Dist in km/yr Original data points Base 1.1 yr Move 76 38.267 -0.201 -0.190 2820.00 3552.00 2824.00 3552.00 84 44.665 -0.201 -0.190 2692.00 3579.00 2696.00 3579.00 83 45.511 -0.150 -0.143 2674.00 3604.00 2677.00 3604.00 82 46.482 -0.150 -0.143 2656.00 3574.00 2659.00 3574.00 86 47.458 -0.301 -0.286 2657.00 3416.00 2663.00 3415.00 87 47.697 -0.201 -0.190 2630.00 3605.00 2634.00 3605.00 88 48.837 -0.201 -0.190 2608.00 3578.00 2612.00 3578.00 90 49.078 -0.201 -0.190 2602.00 3623.00 2606.00 3623.00 85 49.665 -0.301 -0.286 2613.00 3413.00 2619.00 3412.00 89 49.866 -0.201 -0.190 2587.00 3596.00 2591.00 3596.00 30 51.273 -0.199 -0.189 2562.00 3479.00 2566.00 3478.00 29 51.295 -0.149 -0.142 2561.00 3500.00 2564.00 3499.00 28 51.638 -0.149 -0.142 2553.00 3545.00 2556.00 3544.00 95 51.919 -0.151 -0.143 2546.00 3599.00 2549.00 3599.00 27 52.712 -0.199 -0.189 2533.00 3491.00 2537.00 3490.00 24 54.206 -0.199 -0.189 2501.00 3583.00 2505.00 3582.00 26 54.950 -0.201 -0.190 2507.00 3437.00 2511.00 3436.00 102 55.060 -0.251 -0.238 2483.00 3615.00 2488.00 3615.00 23 56.048 -0.198 -0.187 2464.00 3592.00 2468.00 3590.00 101 56.271 -0.251 -0.238 2459.00 3610.00 2464.00 3610.00 20 56.966 -0.248 -0.235 2446.00 3582.00 2451.00 3580.00 96 57.204 -0.399 -0.379 2463.00 3462.00 2470.00 3462.00 57 57.625 -0.299 -0.284 2435.00 3512.00 2441.00 3511.00 98 57.768 -0.251 -0.238 2431.00 3550.00 2436.00 3550.00 25 57.945 -0.201 -0.191 2448.00 3419.00 2452.00 3418.00 19 58.055 -0.246 -0.234 2424.00 3592.00 2429.00 3589.00 99 59.059 -0.301 -0.285 2407.00 3544.00 2413.00 3544.00 101 59.104 -0.351 -0.333 2406.00 3546.00 2413.00 3546.00 16 59.726 -0.296 -0.280 2396.00 3499.00 2402.00 3497.00 58 59.905 -0.352 -0.334 2409.00 3430.00 2416.00 3429.00 11 59.930 -0.296 -0.280 2386.00 3614.00 2392.00 3612.00 13 60.297 -0.296 -0.280 2381.00 3569.00 2387.00 3567.00 59 60.368 -0.352 -0.334 2400.00 3471.00 2407.00 3470.00 10 60.948 -0.313 -0.297 2367.00 3576.00 2374.00 3574.00 60 61.396 -0.349 -0.331 2360.00 3521.00 2367.00 3520.00 61 61.790 -0.329 -0.312 2351.00 3542.00 2358.00 3541.00 9 61.877 -0.339 -0.322 2348.00 3585.00 2355.00 3583.00 14 62.015 -0.302 -0.286 2367.00 3438.00 2373.00 3436.00 88 62.447 -0.400 -0.379 2336.00 3607.00 2344.00 3606.00 7 63.155 -0.350 -0.332 2324.00 3535.00 2331.00 3534.00 3 63.232 -0.401 -0.381 2324.00 3483.00 2332.00 3483.00 6 63.385 -0.400 -0.379 2320.00 3515.00 2328.00 3514.00 8 63.453 -0.400 -0.379 2317.00 3571.00 2325.00 3570.00 1 63.846 -0.401 -0.381 2332.00 3470.00 2340.00 3470.00 5 64.304 -0.485 -0.460 2303.00 3493.00 2312.00 3493.00 2 64.884 -0.401 -0.381 2311.00 3449.00 2319.00 3449.00 4 66.495 -0.452 -0.428 2279.00 3456.00 2288.00 3456.00 BAD DATA POINTS No km to Dist in km/yr Original data points Base 1.1 yr Move 76 38.267 -0.201 -0.190 2820.00 3552.00 2824.00 3552.00 86 47.458 -0.301 -0.286 2657.00 3416.00 2663.00 3415.00 85 49.665 -0.301 -0.286 2613.00 3413.00 2619.00 3412.00 96 57.204 -0.399 -0.379 2463.00 3462.00 2470.00 3462.00 25 57.945 -0.201 -0.191 2448.00 3419.00 2452.00 3418.00 5 64.304 -0.485 -0.460 2303.00 3493.00 2312.00 3493.00 NUMBER OF BAD DATA POINTS: 6 STATISTICS FOR PATH 2 REGRESSION: VELOCITY(km/yr) = 0.279 + -0.010*DISTFROMBASE(km) MEAN ABSOLUTE DEVIATION IN km/yr RELATIVE TO REGRESSION LINE: 0.0414 95% CONFIDENCE INTERVAL FOR THE REGRESSION SLOPE: -0.012 -0.008 CORRELATION COEFFICIENT (EXCLUDING BAD DATA POINTS): -.905 AVERAGE DISTANCE IN km (EXCLUDING BAD DATA POINTS): -0.277 AVERAGE VELOCITY IN km/yr (EXCLUDING BAD DATA POINTS): -0.263