Subject: [Sirgas-Mail] No.3128: IBGE SIRGAS combination report for week 2134 From: Sonia Maria Alves Costa RESULTS -------------------------------------------------------------------------------------------------- 1)RESULT FILES -------------------------------------------------------------------------------------------------- IBG2134S.SNX covariance matrix loosely constrained weekly combination ibg20P2134.snx covariance matrix constrained weekly combination IBG2134S.SUM summary of combination (text file) ibg20P2134.crd coordinates from week combination -------------------------------------------------------------------------------------------------- 2)EQUIPMENT INCONSISTENCIES -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- PRCV 48097M001 DGF Rec. name: TRIMBLE NETRS -> TRIMBLE NETR5 OAFA 41508M001 ALL Ant. name: ASH700936C_M NONE -> since day 339 -------------------------------------------------------------------------------------------------- 3)MISSING STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- MSJR CHL GQEC IGA MSJR USC -------------------------------------------------------------------------------------------------- 4)EXCLUDED STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- OAFA 41508M001 ALL Wrong antenna model -------------------------------------------------------------------------------------------------- 5)STATISTICS OF COMBINATION Sol No. STATIONS Rms (mm)* Chi**2/DOF 1/(Chi**2/DOF) -------------------------------------------------------------------------------------------------- CHL 86 1.61 0.65 1.538 DGF 216 1.59 0.63 1.587 GNA 112 0.23 0.01 100.0 ECU -------------------------------------------------- IBG 196 1.61 0.65 1.538 IGA 109 1.44 0.52 1.923 INE 52 3.58 3.20 0.313 URY 102 1.62 0.66 1.515 USC 94 1.56 0.61 1.639 -------------------------------------------------------------------------------------------------- COMBINATION 370 1.58 0.62 ----- * A posteriori RMS of unit weight 6)RMS WITH RESPECT TO SOLUTION in mm -------------------------------------------------------------------------------------------------- Solution. N E U -------------------------------------------------------------------------------------------------- IGS14 core stations (27) 0.95 0.69 0.96 All IGS stations (74) 1.09 1.13 2.45 7)RMS WITH RESPECT TO IBG20P2133 SOLUTION in mm -------------------------------------------------------------------------------------------------- Sol. N E U -------------------------------------------------------------------------------------------------- All stations (360) 0.78 0.95 3.37 LARGE Residuals in mm N E U --------------------------------------------------------- OSOR 41722M001 -1.59 -12.23 -17.73 SM01 42221M001 22.42 0.93 -1.81 -------------------------------------------------------------------------------------------------- 8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION -------------------------------------------------------------------------------------------------- Translation (m) Rotation (”) Sol Rms (m) X Y Z X Y Z Scale (ppm) ----------------------------------------------------------------------------- CHL 0.00132 0.0011 -0.0046 0.0004 -0.0001 -0.0001 0.0000 -0.00010 DGF 0.00110 -0.0005 0.0006 0.0003 0.0000 0.0000 0.0000 0.00015 GNA 0.00243 -0.0035 0.0026 -0.0020 0.0001 0.0001 -0.0001 0.00080 ECU ------------------------------------------------------------------------ IBG 0.00154 0.0033 0.0015 0.0005 0.0000 0.0000 0.0001 0.00013 IGA 0.00098 0.0054 -0.0083 -0.0003 0.0002 0.0001 0.0002 -0.00036 INE 0.00245 -0.0040 -0.0002 0.0015 0.0000 0.0000 -0.0001 0.00011 URY 0.00131 0.0044 0.0034 0.0097 -0.0002 -0.0003 0.0002 0.00020 USC 0.00169 0.0048 -0.0003 -0.0036 0.0000 0.0000 0.0001 -0.00020 -------------------------------------------------------------------------------------------------- 9)RESIDUALS EXCEEDING SPECIFIED THRESHOLD / NOTIFICATION OF DETECTED OUTLIERS -------------------------------------------------------------------------------------------------- Station name Sol Com Residual (mm) From To ------------------------------------------------------------------------------------------- OSOR 41722M001 3 E 10.34 2020-12-01 00:00:00 2020-12-01 23:59:30 ================================================ Sonia Costa Coordenao de Geodsia - CGED Instituto Brasileiro de Geografia e Estatstica - IBGE Tel: 21 21424985 / 21 21424986

RESULTS

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1)RESULT FILES

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IBG2134S.SNX        covariance matrix loosely constrained weekly combination

ibg20P2134.snx      covariance matrix constrained weekly combination

IBG2134S.SUM        summary of combination (text file)

ibg20P2134.crd      coordinates from week combination

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2)EQUIPMENT INCONSISTENCIES

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Station             PC        Comments

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PRCV  48097M001     DGF       Rec. name: TRIMBLE NETRS        -> TRIMBLE NETR5      

OAFA  41508M001     ALL       Ant. name: ASH700936C_M    NONE -> since day 339

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3)MISSING STATIONS

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Station        PC          Comments

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MSJR          CHL

GQEC          IGA

MSJR          USC

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4)EXCLUDED STATIONS

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Station             PC        Comments

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OAFA  41508M001     ALL       Wrong antenna model

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5)STATISTICS OF COMBINATION

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

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CHL          86       1.61         0.65         1.538

 DGF         216       1.59         0.63         1.587

 GNA         112       0.23         0.01         100.0

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

 IBG         196       1.61         0.65         1.538

 IGA         109       1.44         0.52         1.923

 INE          52       3.58         3.20         0.313

 URY         102       1.62         0.66         1.515

 USC          94       1.56         0.61         1.639

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COMBINATION  370       1.58         0.62         -----

 

*  A posteriori RMS of unit weight

 

6)RMS WITH RESPECT TO  SOLUTION in mm

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Solution.                  N         E         U

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IGS14 core stations  (27) 0.95      0.69      0.96

All IGS stations     (74) 1.09      1.13      2.45

 

 

7)RMS WITH RESPECT TO IBG20P2133 SOLUTION in mm

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Sol.                        N         E         U

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All stations         (360) 0.78      0.95      3.37

 

LARGE Residuals in mm          N         E         U

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OSOR 41722M001               -1.59    -12.23    -17.73

SM01 42221M001               22.42      0.93     -1.81

 

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8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION

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                    Translation (m)             Rotation (")

 

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

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   CHL   0.00132    0.0011 -0.0046  0.0004   -0.0001 -0.0001  0.0000   -0.00010

   DGF   0.00110   -0.0005  0.0006  0.0003    0.0000  0.0000  0.0000    0.00015

   GNA   0.00243   -0.0035  0.0026 -0.0020    0.0001  0.0001 -0.0001    0.00080

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

   IBG   0.00154    0.0033  0.0015  0.0005    0.0000  0.0000  0.0001    0.00013

   IGA   0.00098    0.0054 -0.0083 -0.0003    0.0002  0.0001  0.0002   -0.00036

   INE   0.00245   -0.0040 -0.0002  0.0015    0.0000  0.0000 -0.0001    0.00011

   URY   0.00131    0.0044  0.0034  0.0097   -0.0002 -0.0003  0.0002    0.00020

   USC   0.00169    0.0048 -0.0003 -0.0036    0.0000  0.0000  0.0001   -0.00020

 

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9)RESIDUALS EXCEEDING SPECIFIED THRESHOLD / NOTIFICATION OF DETECTED OUTLIERS

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  Station name           Sol   Com  Residual (mm)               From                 To

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  OSOR 41722M001           3   E      10.34          2020-12-01 00:00:00  2020-12-01 23:59:30

 

 

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

Sonia Costa

Coordenao de Geodsia - CGED

Instituto Brasileiro de Geografia e Estatstica - IBGE

Tel: 21 21424985 / 21 21424986