Subject: [Sirgas-Mail] No.3136: IBGE SIRGAS combination report for week 2135 From: Sonia Maria Alves Costa RESULTS -------------------------------------------------------------------------------------------------- 1)RESULT FILES -------------------------------------------------------------------------------------------------- IBG2135S.SNX covariance matrix loosely constrained weekly combination ibg20P2135.snx covariance matrix constrained weekly combination IBG2135S.SUM summary of combination (text file) ibg20P2135.crd coordinates from week combination -------------------------------------------------------------------------------------------------- 2)EQUIPMENT INCONSISTENCIES -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- BCAR 41539M001 GNA Rec. name: TRIMBLE ALLOY -> TRIMBLE NETR5 -------------------------------------------------------------------------------------------------- 3)MISSING STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- CHPI CHL LIMN DGF CHPI IBG CRO1 IBG GQEC IGA CS01 URY MTV1 URY -------------------------------------------------------------------------------------------------- 4)EXCLUDED STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- ABPW 41940M001 INE Large residuals in Up: 26.99 mm PASM 48063M001 INE Large residuals in East: 22.30 mm SAGE 40610M001 INE Large residuals in Up: -26.03 mm -------------------------------------------------------------------------------------------------- 5)STATISTICS OF COMBINATION Sol No. STATIONS Rms (mm)* Chi**2/DOF 1/(Chi**2/DOF) -------------------------------------------------------------------------------------------------- CHL 87 1.61 0.65 1.538 DGF 214 1.60 0.64 1.563 ECU ---------------------------------------------------- GNA 111 0.23 0.01 100.000 IBG 192 1.62 0.66 1.515 IGA 111 1.46 0.53 1.887 INE 49 0.14 0.01 100.000 URY 97 1.63 0.67 1.493 USC 94 1.53 0.58 1.724 -------------------------------------------------------------------------------------------------- COMBINATION 368 1.58 0.63 ----- * A posteriori RMS of unit weight 6)RMS WITH RESPECT TO SOLUTION in mm -------------------------------------------------------------------------------------------------- Solution. N E U -------------------------------------------------------------------------------------------------- IGS14 core stations (25) 0.94 0.57 0.87 All IGS stations (71) 0.92 0.79 2.49 7)RMS WITH RESPECT TO IBG20P2134 SOLUTION in mm -------------------------------------------------------------------------------------------------- Sol. N E U -------------------------------------------------------------------------------------------------- All stations (360) 0.98 1.15 3.54 -------------------------------------------------------------------------------------------------- 8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION -------------------------------------------------------------------------------------------------- Translation (m) Rotation (”) Sol Rms (m) X Y Z X Y Z Scale (ppm) ----------------------------------------------------------------------------- CHL 0.00148 0.0031 -0.0039 -0.0013 -0.0001 -0.0001 0.0001 -0.00017 DGF 0.00111 -0.0007 0.0006 -0.0004 0.0000 0.0000 0.0000 0.00012 ECU ------------------------------------------------------------------------ GNA 0.00293 0.0167 0.0161 -0.0001 0.0003 -0.0003 0.0006 0.00085 IBG 0.00176 0.0023 -0.0049 -0.0015 0.0000 0.0000 -0.0001 -0.00026 IGA 0.00111 0.0075 -0.0105 -0.0035 0.0003 0.0001 0.0002 -0.00031 INE 0.00405 -0.0121 -0.0086 0.0058 -0.0001 -0.0005 -0.0002 -0.00240 URY 0.00138 0.0052 0.0072 0.0078 -0.0002 -0.0003 0.0003 0.00008 USC 0.00200 0.0056 -0.0012 -0.0015 0.0000 -0.0001 0.0001 -0.00029 -------------------------------------------------------------------------------------------------- 9)RESIDUALS EXCEEDING SPECIFIED THRESHOLD / NOTIFICATION OF DETECTED OUTLIERS -------------------------------------------------------------------------------------------------- Station name Sol Com Residual (mm) From To ------------------------------------------------------------------------------------------- OSOR 41722M001 GNA Up -22.07 2020-12-06 00:00:00 2020-12-06 23:59:30 ================================================ Sonia Costa Coordenao de Geodsia - CGED Instituto Brasileiro de Geografia e Estatstica - IBGE Tel: 21 21424985 / 21 21424986

RESULTS

--------------------------------------------------------------------------------------------------

 

1)RESULT FILES

--------------------------------------------------------------------------------------------------

IBG2135S.SNX        covariance matrix loosely constrained weekly combination

ibg20P2135.snx      covariance matrix constrained weekly combination

IBG2135S.SUM        summary of combination (text file)

ibg20P2135.crd      coordinates from week combination

--------------------------------------------------------------------------------------------------

2)EQUIPMENT INCONSISTENCIES

--------------------------------------------------------------------------------------------------

Station             PC        Comments

--------------------------------------------------------------------------------------------------

BCAR  41539M001    GNA         Rec. name: TRIMBLE ALLOY        -> TRIMBLE NETR5      

--------------------------------------------------------------------------------------------------

 

3)MISSING STATIONS

--------------------------------------------------------------------------------------------------

Station        PC          Comments

--------------------------------------------------------------------------------------------------

CHPI         CHL  

LIMN         DGF  

CHPI         IBG  

CRO1         IBG  

GQEC         IGA 

CS01         URY  

MTV1         URY  

--------------------------------------------------------------------------------------------------

 

4)EXCLUDED STATIONS

--------------------------------------------------------------------------------------------------

Station             PC        Comments

--------------------------------------------------------------------------------------------------

ABPW 41940M001      INE       Large residuals in Up: 26.99 mm

PASM 48063M001      INE       Large residuals in East: 22.30 mm   

SAGE 40610M001      INE       Large residuals in Up: -26.03 mm     

--------------------------------------------------------------------------------------------------

5)STATISTICS OF COMBINATION

Sol   No. STATIONS  Rms (mm)*  Chi**2/DOF  1/(Chi**2/DOF)

--------------------------------------------------------------------------------------------------

CHL          87       1.61         0.65         1.538

 DGF         214       1.60         0.64         1.563

 ECU    ----------------------------------------------------

GNA         111       0.23         0.01         100.000

 IBG         192       1.62         0.66         1.515

 IGA         111       1.46         0.53         1.887

 INE          49       0.14         0.01         100.000

 URY          97       1.63         0.67         1.493

 USC          94       1.53         0.58         1.724

--------------------------------------------------------------------------------------------------

COMBINATION  368       1.58         0.63         -----

 

*  A posteriori RMS of unit weight

 

6)RMS WITH RESPECT TO  SOLUTION in mm

--------------------------------------------------------------------------------------------------

Solution.                  N         E         U

 --------------------------------------------------------------------------------------------------

IGS14 core stations  (25) 0.94      0.57      0.87

All IGS stations     (71) 0.92      0.79      2.49

 

 

7)RMS WITH RESPECT TO IBG20P2134 SOLUTION in mm

--------------------------------------------------------------------------------------------------

Sol.                        N         E         U

--------------------------------------------------------------------------------------------------

All stations         (360) 0.98      1.15      3.54

 

--------------------------------------------------------------------------------------------------

8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION

--------------------------------------------------------------------------------------------------

                    Translation (m)             Rotation (")

 

   Sol   Rms  (m)      X       Y       Z         X       Y       Z     Scale (ppm)

  -----------------------------------------------------------------------------

   CHL   0.00148    0.0031 -0.0039 -0.0013   -0.0001 -0.0001  0.0001   -0.00017

   DGF   0.00111   -0.0007  0.0006 -0.0004    0.0000  0.0000  0.0000    0.00012

   ECU  ------------------------------------------------------------------------

   GNA   0.00293    0.0167  0.0161 -0.0001    0.0003 -0.0003  0.0006    0.00085

   IBG   0.00176    0.0023 -0.0049 -0.0015    0.0000  0.0000 -0.0001   -0.00026

   IGA   0.00111    0.0075 -0.0105 -0.0035    0.0003  0.0001  0.0002   -0.00031

   INE   0.00405   -0.0121 -0.0086  0.0058   -0.0001 -0.0005 -0.0002   -0.00240

   URY   0.00138    0.0052  0.0072  0.0078   -0.0002 -0.0003  0.0003    0.00008

   USC   0.00200    0.0056 -0.0012 -0.0015    0.0000 -0.0001  0.0001   -0.00029

  --------------------------------------------------------------------------------------------------

9)RESIDUALS EXCEEDING SPECIFIED THRESHOLD / NOTIFICATION OF DETECTED OUTLIERS

--------------------------------------------------------------------------------------------------

  Station name           Sol   Com  Residual (mm)               From                 To

  -------------------------------------------------------------------------------------------

  OSOR 41722M001         GNA   Up    -22.07          2020-12-06 00:00:00  2020-12-06 23:59:30

 

================================================

Sonia Costa

Coordenao de Geodsia - CGED

Instituto Brasileiro de Geografia e Estatstica - IBGE

Tel: 21 21424985 / 21 21424986