Subject: [Sirgas-Mail] No.3120: IBGE SIRGAS combination report for week 2133 From: Sonia Maria Alves Costa RESULTS -------------------------------------------------------------------------------------------------- 1)RESULT FILES -------------------------------------------------------------------------------------------------- IBG2133S.SNX covariance matrix loosely constrained weekly combination ibg20P2133.snx covariance matrix constrained weekly combination IBG2133S.SUM summary of combination (text file) ibg20P2133.crd coordinates from week combination -------------------------------------------------------------------------------------------------- 2)EQUIPMENT INCONSISTENCIES -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- None -------------------------------------------------------------------------------------------------- 3)MISSING STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- MECO CHL PMEC DGF QUI3 IGA -------------------------------------------------------------------------------------------------- 4)EXCLUDED STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- None -------------------------------------------------------------------------------------------------- 5)STATISTICS OF COMBINATION Sol No. STATIONS Rms (mm)* Chi**2/DOF 1/(Chi**2/DOF) -------------------------------------------------------------------------------------------------- CHL 86 1.62 0.66 1.515 DGF 222 1.62 0.65 1.538 GNA 114 0.18 0.01 100.000 ECU ------------------------------------------------ IBG 200 1.63 0.66 1.515 IGA 108 1.50 0.57 1.754 INE 52 3.27 2.67 0.375 URY 101 1.65 0.68 1.471 USC 96 1.56 0.61 1.639 -------------------------------------------------------------------------------------------------- COMBINATION 375 1.60 0.64 ----- * A posteriori RMS of unit weight 6)RMS WITH RESPECT TO SOLUTION in mm -------------------------------------------------------------------------------------------------- Solution. N E U -------------------------------------------------------------------------------------------------- IGS14 core stations (26) 1.01 0.67 1.11 All IGS stations (79) 1.15 0.77 3.29 7)RMS WITH RESPECT TO IBG20P2132 SOLUTION in mm -------------------------------------------------------------------------------------------------- Sol. N E U -------------------------------------------------------------------------------------------------- All stations (370) 0.90 1.24 3.16 LARGE Residuals in mm N E U --------------------------------------------------------- OSOR 41722M001 1.95 10.25 -11.58 -------------------------------------------------------------------------------------------------- 8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION -------------------------------------------------------------------------------------------------- Translation (m) Rotation (”) Sol Rms (m) X Y Z X Y Z Scale (ppm) ----------------------------------------------------------------------------- CHL 0.00133 0.0035 -0.0027 -0.0033 0.0000 0.0000 0.0000 -0.00027 DGF 0.00108 0.0003 0.0010 -0.0001 0.0000 0.0000 0.0000 0.00016 GNA 0.00259 0.0053 0.0049 -0.0006 0.0001 -0.0001 0.0002 0.00037 ECU ----------------------------------------------------------------------- IBG 0.00145 -0.0029 -0.0040 -0.0010 0.0000 0.0000 -0.0001 -0.00001 IGA 0.00103 0.0015 -0.0091 -0.0036 0.0003 0.0000 0.0001 -0.00031 INE 0.00276 -0.0015 -0.0027 -0.0051 0.0002 0.0000 0.0000 0.00038 URY 0.00131 0.0006 -0.0007 -0.0029 0.0000 0.0000 0.0000 -0.00014 USC 0.00208 -0.0010 -0.0073 0.0017 -0.0002 -0.0001 -0.0001 -0.00041 ================================================ 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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IBG2133S.SNX        covariance matrix loosely constrained weekly combination

ibg20P2133.snx      covariance matrix constrained weekly combination

IBG2133S.SUM        summary of combination (text file)

ibg20P2133.crd      coordinates from week combination

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2)EQUIPMENT INCONSISTENCIES

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Station             PC        Comments

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None

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3)MISSING STATIONS

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Station        PC          Comments

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MECO          CHL

PMEC          DGF

QUI3          IGA

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4)EXCLUDED STATIONS

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Station             PC        Comments

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None

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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       1.62         0.66         1.515

 DGF         222       1.62         0.65         1.538

 GNA         114       0.18         0.01         100.000

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

IBG         200       1.63         0.66         1.515

 IGA         108       1.50         0.57         1.754

 INE          52       3.27         2.67         0.375

 URY         101       1.65         0.68         1.471

 USC          96       1.56         0.61         1.639

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COMBINATION  375       1.60         0.64         -----

 

*  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  (26) 1.01      0.67      1.11

All IGS stations     (79) 1.15      0.77      3.29

 

 

7)RMS WITH RESPECT TO IBG20P2132 SOLUTION in mm

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Sol.                        N         E         U

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All stations         (370) 0.90      1.24      3.16

 

LARGE Residuals in mm          N         E         U

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OSOR 41722M001                1.95     10.25    -11.58

 

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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   0.00133    0.0035 -0.0027 -0.0033    0.0000  0.0000  0.0000   -0.00027

   DGF   0.00108    0.0003  0.0010 -0.0001    0.0000  0.0000  0.0000    0.00016

   GNA   0.00259    0.0053  0.0049 -0.0006    0.0001 -0.0001  0.0002    0.00037

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

   IBG   0.00145   -0.0029 -0.0040 -0.0010    0.0000  0.0000 -0.0001   -0.00001

   IGA   0.00103    0.0015 -0.0091 -0.0036    0.0003  0.0000  0.0001   -0.00031

   INE   0.00276   -0.0015 -0.0027 -0.0051    0.0002  0.0000  0.0000    0.00038

   URY   0.00131    0.0006 -0.0007 -0.0029    0.0000  0.0000  0.0000   -0.00014

   USC   0.00208   -0.0010 -0.0073  0.0017   -0.0002 -0.0001 -0.0001   -0.00041

 

 

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Sonia Costa

Coordenao de Geodsia - CGED

Instituto Brasileiro de Geografia e Estatstica - IBGE

Tel: 21 21424985 / 21 21424986