Synthetic GPS data with SNR = 5, spherical source, from COMSOL
Input data file: gpsDataFileNoiseSNR5.txt
iLoops: 128

ESTIMATED ERRORS
X0,Y0 : location [UTM]
Z0    : depth [m]
dP    : dimensionless pressure change
dV    : volume change (1E6 m^3)

standard deviation
X0 : 80 [UTM]
Y0 : 102 [UTM]
Z0 : 150 [m]
dP : 0.001 
dV : 0.07 [1E6 m^3]

max - min
X0 : 286 [UTM]
Y0 : 523 [UTM]
Z0 : 887 [m]
dP : 0.006 
dV : 0.31 [1E6 m^3]

X2v X0 Y0 Z0 dP dV
66.54     5000     1816    22 -0.008  -0.39
56.04     4939     1762   117 -0.008  -0.40
52.92     4982     1960   263 -0.009  -0.44
39.12     4866     1754   -19 -0.007  -0.34
43.33     4819     1947   430 -0.011  -0.53
69.14     4808     1931   360 -0.010  -0.49
61.27     4727     1947   515 -0.010  -0.50
57.19     5000     1819   205 -0.009  -0.43
64.35     4925     1810   406 -0.010  -0.52
45.16     5000     1731   584 -0.013  -0.62
75.63     5000     1800   424 -0.011  -0.53
59.09     4945     1778   353 -0.009  -0.47
70.14     5000     1793   255 -0.009  -0.44
38.81     4886     1833   249 -0.009  -0.46
63.89     4851     1948   354 -0.009  -0.46
77.76     4819     1907   298 -0.009  -0.46
60.78     4843     1711    14 -0.007  -0.36
59.97     4851     1847   353 -0.010  -0.51
44.79     4865     1948   502 -0.012  -0.59
53.24     4914     1868   424 -0.011  -0.56
75.55     4997     1990   385 -0.011  -0.52
70.28     5000     1909    31 -0.008  -0.37
45.71     4882     2008   144 -0.008  -0.38
58.59     4985     1947   159 -0.009  -0.42
60.71     4934     1898   343 -0.010  -0.49
70.56     4934     1721   239 -0.009  -0.45
55.44     4926     1932    -1 -0.007  -0.36
50.68     5000     1922   335 -0.010  -0.48
42.87     4895     1881   238 -0.009  -0.44
58.55     5000     1940   438 -0.011  -0.56
46.61     4941     1843   427 -0.011  -0.54
63.66     4856     1908   420 -0.011  -0.53
41.28     4927     1785   347 -0.010  -0.51
63.51     5000     1745   263 -0.009  -0.44
49.55     4771     2009   301 -0.009  -0.46
86.45     4905     1858   149 -0.008  -0.40
52.20     4865     1874   371 -0.010  -0.48
43.50     4764     1947   626 -0.013  -0.63
52.14     4883     1907   203 -0.009  -0.42
78.94     5000     1670   147 -0.009  -0.43
46.81     5000     1827   423 -0.011  -0.55
67.42     4714     2069   218 -0.008  -0.39
68.80     5000     1912   241 -0.009  -0.44
55.25     4960     1564   210 -0.010  -0.47
80.92     4994     1826   394 -0.011  -0.52
62.78     4841     1872   509 -0.011  -0.54
54.45     4870     1913   384 -0.011  -0.53
58.83     4945     1933   153 -0.009  -0.45
75.50     4838     2080   208 -0.009  -0.42
119.43     5000     1875  -168 -0.007  -0.32
50.29     4981     1859   278 -0.010  -0.50
56.65     4938     1911   433 -0.010  -0.50
35.60     4892     1896   203 -0.009  -0.42
93.47     4918     1802   451 -0.011  -0.55
76.48     5000     1852   145 -0.009  -0.46
61.14     4965     1812   261 -0.010  -0.47
88.74     4857     2031   304 -0.009  -0.46
79.02     5000     1876   639 -0.013  -0.63
77.91     4969     1699   168 -0.009  -0.43
97.50     4978     1906   470 -0.011  -0.54
41.08     5000     1859   250 -0.010  -0.47
58.05     4740     2000   149 -0.008  -0.38
43.80     4967     1958   190 -0.008  -0.42
74.37     5000     1599   230 -0.009  -0.46
56.21     4726     1951   317 -0.010  -0.48
59.33     5000     1898   239 -0.009  -0.46
35.21     4867     1912   120 -0.008  -0.38
56.70     5000     1685   185 -0.009  -0.44
50.39     4811     1908   192 -0.008  -0.41
81.80     5000     1732   358 -0.011  -0.52
64.12     5000     1755   406 -0.011  -0.53
35.30     5000     1830   466 -0.011  -0.55
73.84     4954     1625   287 -0.009  -0.46
55.68     4866     1880   389 -0.011  -0.52
63.61     5000     1820   522 -0.012  -0.61
94.31     4972     1847   204 -0.009  -0.43
60.26     5000     1623   159 -0.009  -0.46
80.06     4936     1894   253 -0.009  -0.44
40.97     4989     1774   104 -0.009  -0.42
67.14     4919     1851   289 -0.009  -0.46
63.08     4985     1798   339 -0.011  -0.52
75.99     5000     1870   277 -0.009  -0.46
52.06     4800     1931   533 -0.012  -0.58
55.79     4787     1929   198 -0.009  -0.42
47.30     4996     1875   294 -0.010  -0.48
39.74     4939     1960   719 -0.013  -0.63
89.06     4950     1922   202 -0.009  -0.43
71.50     5000     1793   345 -0.010  -0.49
71.82     5000     1838   208 -0.010  -0.47
94.64     4921     1851   379 -0.010  -0.51
44.47     4752     2088   403 -0.011  -0.52
47.04     5000     1978   356 -0.011  -0.54
60.28     4800     1944   323 -0.009  -0.46
31.09     4846     1994   187 -0.008  -0.40
67.99     4893     1841   200 -0.008  -0.41
96.64     4973     1912   393 -0.010  -0.49
85.26     4934     1822   420 -0.010  -0.51
76.84     4938     1854   181 -0.009  -0.43
50.95     4960     1695   435 -0.012  -0.57
47.22     4855     1957   468 -0.011  -0.54
