Subject: [Sirgas-Mail] No.3253: IBGE SIRGAS combination report for week 2149 From: Sonia Maria Alves Costa RESULTS -------------------------------------------------------------------------------------------------- 1)RESULT FILES -------------------------------------------------------------------------------------------------- IBG2149S.SNX covariance matrix loosely constrained weekly combination ibg21P2149.snx covariance matrix constrained weekly combination IBG2149S.SUM summary of combination (text file) ibg21P2149.crd coordinates from week combination -------------------------------------------------------------------------------------------------- 2)EQUIPMENT INCONSISTENCIES -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- NJEC 42028M001 ALL Ant. name: TRM59800.00 NONE -> TRM59800.00 SCIS ARCA 41909S001 INE wrong antenna height Up: 0.0000 m -> 0.0350 m -------------------------------------------------------------------------------------------------- 3)MISSING STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- HV01 ECU MANA ECU BSUC IBG CBMB IBG MABB IBG POPA IBG POPA IGA -------------------------------------------------------------------------------------------------- 4)EXCLUDED STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- NJEC 42028M001 ALL Ant. name: TRM59800.00 NONE -> TRM59800.00 SCIS ABPW 41940M001 INE Large residuals in Up: 36.27 mm MECO 41526M001 CHL Large residuals in North: 14.17 mm MECO 41526M001 CHL Large residuals in East: 95.02 mm MECO 41526M001 CHL Large residuals in Up: -26.09 mm MECO 41526M001 GNA Large residuals in East: -20.83 mm MECO 41526M001 GNA Large residuals in Up: -44.24 mm PASM 48063M001 INE Large residuals in East: 21.58 mm PASM 48063M001 INE Large residuals in Up: -27.28 mm -------------------------------------------------------------------------------------------------- 5)STATISTICS OF COMBINATION Sol No. STATIONS Rms (mm)* Chi**2/DOF 1/(Chi**2/DOF) -------------------------------------------------------------------------------------------------- CHL 90 1.59 0.64 1.563 DGF 218 1.62 0.66 1.515 ECU 116 1.61 0.65 1.538 GNA 112 0.12 0.01 100.000 IBG 204 1.67 0.69 1.449 IGA 108 1.51 0.57 1.754 INE 48 0.17 0.01 100.000 URY 103 1.64 0.68 1.471 USC 92 1.54 0.59 1.695 -------------------------------------------------------------------------------------------------- COMBINATION 376 1.61 0.65 ----- * A posteriori RMS of unit weight 6)RMS WITH RESPECT TO SOLUTION in mm -------------------------------------------------------------------------------------------------- Solution. N E U -------------------------------------------------------------------------------------------------- IGS14 core stations (23) 0.59 0.48 0.85 All IGS stations (69) 0.84 0.99 2.58 7)RMS WITH RESPECT TO IBG21P2148 SOLUTION in mm -------------------------------------------------------------------------------------------------- Sol. N E U -------------------------------------------------------------------------------------------------- All stations (372) 0.87 1.20 3.40 LARGE Residuals in mm N E U --------------------------------------------------------- QUEM 42020M001 -3.17 3.56 -33.09 -------------------------------------------------------------------------------------------------- 8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION -------------------------------------------------------------------------------------------------- Translation (m) Rotation (”) Sol Rms (m) X Y Z X Y Z Scale (ppm) ----------------------------------------------------------------------------- CHL 0.00225 -0.0062 -0.0064 -0.0066 0.0000 0.0002 -0.0002 -0.00036 DGF 0.00121 -0.0008 -0.0002 0.0009 0.0000 0.0000 0.0000 0.00016 ECU 0.00163 0.0011 -0.0017 -0.0064 0.0002 0.0001 0.0000 0.00012 GNA 0.00252 -0.0053 -0.0010 0.0007 -0.0001 0.0002 -0.0001 0.00011 IBG 0.00164 0.0010 0.0013 0.0007 0.0000 0.0000 0.0000 0.00010 IGA 0.00107 0.0022 -0.0026 0.0019 0.0000 0.0000 0.0001 -0.00011 INE 0.00497 -0.0256 -0.0093 0.0067 -0.0002 -0.0007 -0.0004 -0.00274 URY 0.00134 0.0026 0.0039 0.0032 0.0000 -0.0002 0.0002 -0.00004 USC 0.00217 0.0065 -0.0065 0.0070 -0.0003 -0.0002 0.0001 -0.00026 ================================================ 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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IBG2149S.SNX        covariance matrix loosely constrained weekly combination

ibg21P2149.snx      covariance matrix constrained weekly combination

IBG2149S.SUM        summary of combination (text file)

ibg21P2149.crd      coordinates from week combination

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2)EQUIPMENT INCONSISTENCIES

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Station             PC        Comments

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NJEC 42028M001     ALL        Ant. name: TRM59800.00     NONE -> TRM59800.00     SCIS

ARCA 41909S001     INE        wrong antenna height Up:  0.0000 m -> 0.0350 m

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3)MISSING STATIONS

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Station        PC          Comments

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HV01          ECU

MANA          ECU

BSUC          IBG

CBMB          IBG

MABB          IBG

POPA          IBG

POPA          IGA

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4)EXCLUDED STATIONS

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Station             PC        Comments

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NJEC 42028M001     ALL        Ant. name: TRM59800.00     NONE -> TRM59800.00     SCIS

ABPW 41940M001     INE        Large residuals in Up: 36.27 mm     

MECO 41526M001     CHL        Large residuals in North: 14.17 mm 

MECO 41526M001     CHL        Large residuals in East: 95.02 mm    

MECO 41526M001     CHL        Large residuals in Up: -26.09 mm   

MECO 41526M001     GNA        Large residuals in East: -20.83 mm        

MECO 41526M001     GNA        Large residuals in Up: -44.24 mm       

PASM 48063M001     INE        Large residuals in East: 21.58 mm         

PASM 48063M001     INE        Large residuals in Up: -27.28 mm    

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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          90       1.59         0.64         1.563

 DGF         218       1.62         0.66         1.515

 ECU         116       1.61         0.65         1.538

 GNA         112       0.12         0.01         100.000

 IBG         204       1.67         0.69         1.449

 IGA         108       1.51         0.57         1.754

 INE          48       0.17         0.01         100.000

 URY         103       1.64         0.68         1.471

 USC          92       1.54         0.59         1.695

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COMBINATION  376       1.61         0.65         -----

 

*  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  (23) 0.59      0.48      0.85

All IGS stations     (69) 0.84      0.99      2.58

 

 

7)RMS WITH RESPECT TO IBG21P2148 SOLUTION in mm

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Sol.                        N         E         U

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All stations         (372) 0.87      1.20      3.40

 

LARGE Residuals in mm           N         E         U

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 QUEM 42020M001               -3.17      3.56    -33.09

 

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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   0.00225   -0.0062 -0.0064 -0.0066    0.0000  0.0002 -0.0002   -0.00036

   DGF   0.00121   -0.0008 -0.0002  0.0009    0.0000  0.0000  0.0000    0.00016

   ECU   0.00163    0.0011 -0.0017 -0.0064    0.0002  0.0001  0.0000    0.00012

   GNA   0.00252   -0.0053 -0.0010  0.0007   -0.0001  0.0002 -0.0001    0.00011

   IBG   0.00164    0.0010  0.0013  0.0007    0.0000  0.0000  0.0000    0.00010

   IGA   0.00107    0.0022 -0.0026  0.0019    0.0000  0.0000  0.0001   -0.00011

   INE   0.00497   -0.0256 -0.0093  0.0067   -0.0002 -0.0007 -0.0004   -0.00274

   URY   0.00134    0.0026  0.0039  0.0032    0.0000 -0.0002  0.0002   -0.00004

   USC   0.00217    0.0065 -0.0065  0.0070   -0.0003 -0.0002  0.0001   -0.00026

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

Sonia Costa

Coordenao de Geodsia - CGED

Instituto Brasileiro de Geografia e Estatstica - IBGE

Tel: 21 21424985 / 21 21424986