PP_NET_ZTD_GF_L3_IGU

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Processing and Solutions

Distribution of GPS stations used for ZTD estimation.

ZTD Estimate
ZTD solution and formal errors of the solution. Real-time estimation is possible with IGU orbit (and estimate satellite clocks in the processing).



Sample data and Setting

Item/Parameters Notes and Setting
Processing Network ZTD estimation
Purpose ZTD monitoring in the network with aparture of the network more than 1,000 km.
Stations 20 GEONET stations
(Please use the template file by replacing the stations).
Processing time window 2010/05/19 00:00-24:00 GPST
(Please use the template file by cahnging the time-window setting).
Used data GPS phase L3 (IF: Ionosphere Free)
Get data Redistribution is restricted.
Please your own observation data or get data from GSI.
Satellite products IGU SP3 file (any standard products can be used, see products available publicly.
Setting in processing All station coordinates are estimated statically.
Constrain A priori coordinate 1m, ZTD 1e-5 m/s
Processing cost About 7 minutes
Validation Compare ZTD estimates with independent ZTD observations such as radiosonde