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FLOW
Network Processing

Observed data

Summary Info

Data

Plot (.ps)

Plot (.gmt)

QOCA (1) data


Segment: 0 No-of-obs-used: 4
Vel(mm/a) Vel-sig(mm/a) RMS(mm) StdDevObsUnitWt Vel-XYZ(mm/a):
N: -0.6 4.5 1.14 0.44 -2.7
E: -3.1 5.0 1.93 0.66 2.6
U: 2.6 14.1 8.04 0.95 1.8
Error bars are plus/minus one standard deviation
Error bars on individual observations = formal-error x scale-factor.
Currently the scale-factors are: N:3.0, E:4.0, U:3.0
Vel-stddev = sqrt(WN**2+RW**2)
where WN is a white noise contribution from propagating the error bars on the observations
and RW is a random walk contribution (= a*sqrt(timespan)/timespan where a is 0.001 m/yr**1/2)