Subject: [Sirgas-Mail] No.3750: IBGE SIRGAS combination report for week 2225 From: Mario Alexandre de Abreu -------------------------------------------------------------------------------------------------- RESULTS -------------------------------------------------------------------------------------------------- 1)RESULT FILES -------------------------------------------------------------------------------------------------- IBG2225S.SNX covariance matrix loosely constrained weekly combination ibg22P2225.snx covariance matrix constrained weekly combination IBG2225S.SUM summary of combination (text file) ibg22P2225.crd coordinates from week combination -------------------------------------------------------------------------------------------------- 2)EQUIPMENT INCONSISTENCIES -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- CASI 41914S001 PER Up: 0.0000 m -> 0.1200 m -------------------------------------------------------------------------------------------------- 3)MISSING STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- 1 CN41 ECU 1 VERA ECU 1 MUEC GNA -------------------------------------------------------------------------------------------------- 4)EXCLUDED STATIONS -------------------------------------------------------------------------------------------------- Station PC Comments -------------------------------------------------------------------------------------------------- NLIB 40465M001 INE Large residuals in N: -19.47mm SOCB 44473M001 GNA Inconsistency between solutions due to few data: 2022-08-28 00:00:00 2022-08-28 23:59:30 SOCB 44473M001 IGA Inconsistency between solutions due to few data: 2022-08-28 00:00:00 2022-08-29 23:59:30 SOCB 44473M001 INE Inconsistency between solutions due to few data: 2022-08-28 00:00:00 2022-08-29 23:59:30 ALTA 47988M001 DGF According to sirgasmail 3736 the station was removed from the combination ALTA 47988M001 GNA According to sirgasmail 3736 the station was removed from the combination ALTA 47988M001 USC According to sirgasmail 3736 the station was removed from the combination -------------------------------------------------------------------------------------------------- 5)STATISTICS OF COMBINATION Sol No. STATIONS Rms (mm)* Chi**2/DOF 1/(Chi**2/DOF) -------------------------------------------------------------------------------------------------- CHL 92 1.41 0.50 2.000 DGF 227 1.45 0.53 1.887 ECU 92 1.47 0.54 1.852 GNA 227 3.37 2.85 0.351 IBG 195 1.47 0.54 1.852 IGA 91 1.56 0.61 1.639 INE 43 0.18 0.01 100.000 PER 72 1.41 0.49 2.041 URY 107 1.41 0.50 2.000 USC 212 1.46 0.54 1.852 -------------------------------------------------------------------------------------------------- COMBINATION 454 1.46 0.53 ----- * A posteriori RMS of unit weight 6)RMS WITH RESPECT TO SOLUTION in mm -------------------------------------------------------------------------------------------------- Solution. N E U -------------------------------------------------------------------------------------------------- IGS14 core stations (41) 1.32 0.98 1.01 All IGS stations (120) 1.25 1.25 3.09 LARGE Residuals in mm N E U --------------------------------------------------------------------------------------------------- UTQI 49508M002 -4.22 0.41 25.16 7)RMS WITH RESPECT TO IBG22P2224 SOLUTION in mm -------------------------------------------------------------------------------------------------- Sol. N E U -------------------------------------------------------------------------------------------------- All stations (452) 0.82 0.94 2.75 -------------------------------------------------------------------------------------------------- 8)HELMERT TRANSFORMATION PARAMETERS WITH RESPECT TO COMBINED SOLUTION -------------------------------------------------------------------------------------------------- Translation (m) Rotation (”) Sol Rms (m) X Y Z X Y Z Scale (ppm) ----------------------------------------------------------------------------- CHL 0.00106 0.0007 0.0009 -0.0064 0.0002 0.0001 0.0000 -0.00023 DGF 0.00100 -0.0002 -0.0002 0.0000 0.0000 0.0000 0.0000 0.00002 ECU 0.00100 0.0001 0.0017 -0.0028 0.0001 0.0001 0.0000 0.00022 GNA 0.00258 0.0009 -0.0008 -0.0013 0.0000 0.0000 0.0000 0.00020 IBG 0.00128 0.0055 0.0023 -0.0021 0.0000 0.0000 0.0002 -0.00027 IGA 0.00079 0.0068 -0.0125 -0.0080 0.0004 0.0001 0.0003 -0.00029 INE 0.00537 0.0251 0.0249 0.0520 -0.0022 0.0003 0.0008 -0.00159 PER 0.00222 0.0042 0.0038 0.0032 -0.0001 -0.0001 0.0002 0.00055 URY 0.00094 0.0053 0.0024 0.0034 0.0000 -0.0001 0.0002 0.00002 USC 0.00139 -0.0009 -0.0005 -0.0008 0.0000 0.0000 0.0000 0.00006 -------------------------------------------------------------------------------------------------- Saludos, Mrio Alexandre de Abreu Engenheiro Cartgrafo GGC - Gerncia de Geodsia e Cartografia UE/DF - Unidade Estadual do Distrito Federal IBGE - Instituto Brasileiro de Geografia e Estatstica ====================================== Tel (61) 3319-2190 mario.abreu@ibge.gov.br ________________________________ Esta mensagem reservada. Sua divulgao, distribuio, reproduo ou qualquer forma de uso proibida e depende de prvia autorizao desta Instituio. O remetente utiliza o correio eletrnico no exerccio do seu trabalho ou em razo dele, eximindo esta Instituio de qualquer responsabilidade por utilizao indevida. Se voc recebeu esta mensagem por engano, favor elimin-la imediatamente. This message is reserved. Its disclosure, distribution, reproduction, or any other form of use is prohibited and shall depend upon previous proper authorization. The sender uses electronic mail in the exercise of his/her work or by virtue thereof, and the Institution accepts no liability for its undue use. If you have received this e-mail by mistake, please delete it immediately.

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RESULTS
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1)RESULT FILES
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IBG2225S.SNX        covariance matrix loosely constrained weekly combination
ibg22P2225.snx      covariance matrix constrained weekly combination
IBG2225S.SUM        summary of combination (text file)
ibg22P2225.crd      coordinates from week combination
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2)EQUIPMENT INCONSISTENCIES
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Station             PC        Comments
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CASI 41914S001      PER       Up:                0.0000 m ->         0.1200 m

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3)MISSING STATIONS
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Station        PC          Comments
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 1 CN41       ECU
 1 VERA       ECU
 1 MUEC       GNA

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4)EXCLUDED STATIONS
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Station             PC        Comments
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NLIB 40465M001      INE       Large residuals in N: -19.47mm
SOCB 44473M001      GNA       Inconsistency between solutions due to few data: 2022-08-28 00:00:00  2022-08-28 23:59:30
SOCB 44473M001      IGA       Inconsistency between solutions due to few data: 2022-08-28 00:00:00  2022-08-29 23:59:30
SOCB 44473M001      INE       Inconsistency between solutions due to few data: 2022-08-28 00:00:00  2022-08-29 23:59:30
ALTA 47988M001      DGF       According to sirgasmail 3736 the station was removed from the combination
ALTA 47988M001      GNA       According to sirgasmail 3736 the station was removed from the combination
ALTA 47988M001      USC       According to sirgasmail 3736 the station was removed from the combination

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5)STATISTICS OF COMBINATION
 Sol   No. STATIONS  Rms (mm)*  Chi**2/DOF  1/(Chi**2/DOF)
 --------------------------------------------------------------------------------------------------
 CHL          92       1.41             0.50         2.000 
 DGF         227       1.45             0.53         1.887 
 ECU          92       1.47             0.54         1.852 
 GNA         227       3.37             2.85         0.351 
 IBG         195       1.47             0.54         1.852 
 IGA          91       1.56             0.61         1.639 
 INE          43       0.18             0.01         100.000 
 PER          72       1.41             0.49         2.041 
 URY         107       1.41             0.50         2.000 
 USC         212       1.46             0.54         1.852 
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COMBINATION  454       1.46         0.53         ----- 

*  A posteriori RMS of unit weight

6)RMS WITH RESPECT TO  SOLUTION in mm
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 Solution.                  N         E         U 
 --------------------------------------------------------------------------------------------------
IGS14 core stations  (41) 1.32      0.98      1.01 
All IGS stations     (120) 1.25      1.25      3.09 

 LARGE Residuals in mm N E U
 ---------------------------------------------------------------------------------------------------
 UTQI 49508M002               -4.22      0.41     25.16


7)RMS WITH RESPECT TO IBG22P2224 SOLUTION in mm
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 Sol.                        N         E         U
 --------------------------------------------------------------------------------------------------
All stations         (452) 0.82      0.94      2.75 

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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)
  -----------------------------------------------------------------------------
   CHL   0.00106    0.0007  0.0009 -0.0064    0.0002  0.0001  0.0000   -0.00023
   DGF   0.00100   -0.0002 -0.0002  0.0000    0.0000  0.0000  0.0000    0.00002
   ECU   0.00100    0.0001  0.0017 -0.0028    0.0001  0.0001  0.0000    0.00022
   GNA   0.00258    0.0009 -0.0008 -0.0013    0.0000  0.0000  0.0000    0.00020
   IBG   0.00128    0.0055  0.0023 -0.0021    0.0000  0.0000  0.0002   -0.00027
   IGA   0.00079    0.0068 -0.0125 -0.0080    0.0004  0.0001  0.0003   -0.00029
   INE   0.00537    0.0251  0.0249  0.0520   -0.0022  0.0003  0.0008   -0.00159
   PER   0.00222    0.0042  0.0038  0.0032   -0.0001 -0.0001  0.0002    0.00055
   URY   0.00094    0.0053  0.0024  0.0034    0.0000 -0.0001  0.0002    0.00002
   USC   0.00139   -0.0009 -0.0005 -0.0008    0.0000  0.0000  0.0000    0.00006
 
 
  --------------------------------------------------------------------------------------------------


Saludos,
Mrio Alexandre de Abreu
Engenheiro Cartgrafo


GGC - Gerncia de Geodsia e Cartografia                  
UE/DF - Unidade Estadual do Distrito Federal
IBGE - Instituto Brasileiro de Geografia e Estatstica
======================================
Tel (61) 3319-2190
mario.abreu@ibge.gov.br

Esta mensagem reservada. Sua divulgao, distribuio, reproduo ou qualquer forma de uso proibida e depende de prvia autorizao desta Instituio. O remetente utiliza o correio eletrnico no exerccio do seu trabalho ou em razo dele, eximindo esta Instituio de qualquer responsabilidade por utilizao indevida. Se voc recebeu esta mensagem por engano, favor elimin-la imediatamente.


This message is reserved. Its disclosure, distribution, reproduction, or any other form of use is prohibited and shall depend upon previous proper authorization. The sender uses electronic mail in the exercise of his/her work or by virtue thereof, and the Institution accepts no liability for its undue use. If you have received this e-mail by mistake, please delete it immediately.