Subject: [Sirgas-Mail] No.3167: IBGE SIRGAS combination report for week 2140 From: Sonia Maria Alves Costa RESULTS -------------------------------------------------------------------------------------------------- 1)RESULT FILES -------------------------------------------------------------------------------------------------- IBG2140S.SNX covariance matrix loosely constrained weekly combination ibg21P2140.snx covariance matrix constrained weekly combination IBG2140S.SUM summary of combination (text file) ibg21P2140.crd coordinates from week combination -------------------------------------------------------------------------------------------------- 2)EQUIPMENT INCONSISTENCIES -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- None -------------------------------------------------------------------------------------------------- 3)MISSING STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- CN41 ECU DARI ECU GLPS ECU KOUR ECU QUI3 ECU SCUB ECU -------------------------------------------------------------------------------------------------- 4)EXCLUDED STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- DARI 41305M001 INE Large residuals in Up: 29.38 mm PASM 48063M001 INE Large residuals in East: 25.62 mm -------------------------------------------------------------------------------------------------- 5)STATISTICS OF COMBINATION Sol No. STATIONS Rms (mm)* Chi**2/DOF 1/(Chi**2/DOF) -------------------------------------------------------------------------------------------------- CHL 85 1.65 0.68 1.471 DGF 209 1.60 0.64 1.563 ECU 106 1.55 0.60 1.667 GNA 110 0.32 0.03 33.333 IBG 193 1.65 0.68 1.471 IGA 108 1.45 0.52 1.923 INE 48 0.11 0.01 100.000 URY 96 1.70 0.73 1.370 USC 90 1.55 0.60 1.667 -------------------------------------------------------------------------------------------------- COMBINATION 359 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 (25) 0.98 0.70 0.84 All IGS stations (70) 1.13 1.08 3.33 7)RMS WITH RESPECT TO IBG21P2139 SOLUTION in mm -------------------------------------------------------------------------------------------------- Sol. N E U -------------------------------------------------------------------------------------------------- All stations (355) 0.89 0.98 2.97 -------------------------------------------------------------------------------------------------- 8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION -------------------------------------------------------------------------------------------------- Translation (m) Rotation (”) Sol Rms (m) X Y Z X Y Z Scale (ppm) ----------------------------------------------------------------------------- CHL 0.00182 -0.0052 -0.0064 -0.0026 -0.0001 0.0001 -0.0002 -0.00034 DGF 0.00136 -0.0003 0.0010 -0.0004 0.0000 0.0000 0.0000 0.00022 ECU 0.00106 -0.0013 -0.0118 -0.0039 0.0003 0.0001 -0.0001 -0.00036 GNA 0.00298 0.0018 0.0048 -0.0015 0.0001 0.0000 0.0001 0.00105 IBG 0.00147 0.0024 0.0000 0.0030 -0.0001 -0.0001 0.0001 0.00002 IGA 0.00115 0.0061 -0.0060 0.0030 0.0000 0.0001 0.0002 -0.00030 INE 0.00454 0.0036 -0.0022 0.0117 -0.0003 -0.0002 0.0002 -0.00248 URY 0.00163 0.0045 0.0039 0.0074 -0.0001 -0.0003 0.0001 -0.00016 USC 0.00214 0.0101 -0.0047 0.0029 -0.0002 -0.0002 0.0002 -0.00056 ================================================ 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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IBG2140S.SNX        covariance matrix loosely constrained weekly combination

ibg21P2140.snx      covariance matrix constrained weekly combination

IBG2140S.SUM        summary of combination (text file)

ibg21P2140.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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CN41          ECU

DARI          ECU

GLPS          ECU

KOUR          ECU

QUI3          ECU

SCUB          ECU

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4)EXCLUDED STATIONS

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Station             PC        Comments

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DARI 41305M001     INE        Large residuals in Up: 29.38 mm

PASM 48063M001     INE        Large residuals in East: 25.62 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          85       1.65         0.68         1.471

 DGF         209       1.60         0.64         1.563

 ECU         106       1.55         0.60         1.667

 GNA         110       0.32         0.03         33.333

 IBG         193       1.65         0.68         1.471

 IGA         108       1.45         0.52         1.923

 INE          48       0.11         0.01         100.000

 URY          96       1.70         0.73         1.370

 USC          90       1.55         0.60         1.667

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COMBINATION  359       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  (25) 0.98      0.70      0.84

All IGS stations     (70) 1.13      1.08      3.33

 

 

7)RMS WITH RESPECT TO IBG21P2139 SOLUTION in mm

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Sol.                        N         E         U

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All stations         (355) 0.89      0.98      2.97

 

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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   0.00182   -0.0052 -0.0064 -0.0026   -0.0001  0.0001 -0.0002   -0.00034

   DGF   0.00136   -0.0003  0.0010 -0.0004    0.0000  0.0000  0.0000    0.00022

   ECU   0.00106   -0.0013 -0.0118 -0.0039    0.0003  0.0001 -0.0001   -0.00036

   GNA   0.00298    0.0018  0.0048 -0.0015    0.0001  0.0000  0.0001    0.00105

   IBG   0.00147    0.0024  0.0000  0.0030   -0.0001 -0.0001  0.0001    0.00002

   IGA   0.00115    0.0061 -0.0060  0.0030    0.0000  0.0001  0.0002   -0.00030

   INE   0.00454    0.0036 -0.0022  0.0117   -0.0003 -0.0002  0.0002   -0.00248

   URY   0.00163    0.0045  0.0039  0.0074   -0.0001 -0.0003  0.0001   -0.00016

   USC   0.00214    0.0101 -0.0047  0.0029   -0.0002 -0.0002  0.0002   -0.00056

 

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Sonia Costa

Coordenao de Geodsia - CGED

Instituto Brasileiro de Geografia e Estatstica - IBGE

Tel: 21 21424985 / 21 21424986