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Earth, Planets and Space

Table 1 Different solution setups including the reference solution and different strategies to refine the stochastic model of VLBI observations

From: Using an atmospheric turbulence model for the stochastic model of geodetic VLBI data analysis

 

Solution type

\(\chi ^2\) (–)

WRMS (ps)

A

Reference solution

2.32

34.53

B

Constant additional noise: 1 cm

0.86

42.46

C

Gipson et al. (2006–2008) constant and elevation-dependent noise

1.13

36.24

D

Turbulence-based correlations

1.18

34.93

  1. The mean \(\chi ^2\) and WRMS values over about 2700 VLBI sessions between 1993 and 2014 are illustrated for all solution setups
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