VATool Version: 1.0.0 
VA Statistics started: 2023-02-28 16:09:14.523391 
Checkpoints from: I:\QC\Illinois\76854\vertical_accuracy\USGS\USGS_IL_CassCo_2017_NVA_VVA_Checkpoints.shp 
    tile index from: ['Z:\\PRD\\Output\\distribution\\OPR\\Projects\\IL_CassCounty_2017_C18\\IL_CassCounty_2017\\TIFF'] 
Run time was 0.0:3.0:43.83433099999999

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The number of Checkpoints tested for NVA : 28
The NVA RMSEz= 3.87 cm
The NVA Accuracy z at 95% confidence interval (RMSEz * 1.96) = 7.58 cm
Unable to use or find values for 0 checkpoints 

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The number of checkpoints tested for VVA : 17
The 95th percentile value for VVA is : 11.99 cm

Unable to use or find values for 0 checkpoints 



Invalid (-9999) Z values are not used in the calculations.
=====================================================================


Files used to compute statistics: 
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22161184.tif - Tue Feb 28 12:52:10 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22541166.tif - Tue Feb 28 12:42:45 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22641210.tif - Tue Feb 28 12:44:59 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22681194.tif - Tue Feb 28 12:42:50 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22161206.tif - Tue Feb 28 12:46:38 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22761178.tif - Tue Feb 28 12:45:29 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23141204.tif - Tue Feb 28 12:53:37 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22501182.tif - Tue Feb 28 12:55:03 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23141168.tif - Tue Feb 28 12:42:44 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23421200.tif - Tue Feb 28 12:45:47 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23281236.tif - Tue Feb 28 12:54:37 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22201224.tif - Tue Feb 28 12:48:14 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22941224.tif - Tue Feb 28 12:54:14 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22361258.tif - Tue Feb 28 12:54:52 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22481230.tif - Tue Feb 28 12:48:57 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22421238.tif - Tue Feb 28 12:50:37 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23281188.tif - Tue Feb 28 12:49:43 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22141184.tif - Tue Feb 28 12:48:55 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22301214.tif - Tue Feb 28 12:42:39 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22041186.tif - Tue Feb 28 12:53:29 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22401202.tif - Tue Feb 28 12:53:07 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22581248.tif - Tue Feb 28 12:50:46 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22721228.tif - Tue Feb 28 12:45:19 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22921226.tif - Tue Feb 28 12:46:47 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23441198.tif - Tue Feb 28 12:50:38 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22841212.tif - Tue Feb 28 12:52:33 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22681192.tif - Tue Feb 28 12:46:30 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23281172.tif - Tue Feb 28 12:52:55 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22661210.tif - Tue Feb 28 12:42:50 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23161222.tif - Tue Feb 28 12:47:16 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22401238.tif - Tue Feb 28 12:45:15 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22881192.tif - Tue Feb 28 12:44:54 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_22541168.tif - Tue Feb 28 12:50:45 2023
Z:\PRD\Output\distribution\OPR\Projects\IL_CassCounty_2017_C18\IL_CassCounty_2017\TIFF\USGS_OPR_IL_CassCounty_2017_C18_23421232.tif - Tue Feb 28 12:48:42 2023

 Errors:
 Checkpoint id: c34nva used multiple times in checkpoint file.