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      Mark Details (GOLA last updated on 06-May-2025)
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    BM     RC 26A
    Alternate names : Map ref.: BENCUBBIN SH50-11
    APREF/NGCA codes: Database number : 13173919
    Stamp name:      RC26 Date established :   09/07/2007
    Physical status : established (Dept of Land Admin.) Phys. status date :  10/07/2006
    Physical type :    brass plaqueHatch cover type : none
    Mark set in :        concrete blockAccess type : 2 wheel drive
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 30 26 42.08060Easting (m) :   539462.934
    Longitude :  E 117 24 39.63105Northing (m) :  6631829.166
    Convergence :       0 12 29.76
    Point scale factor : 0.99961921
    Coordinate date :       18/06/2018
    Horizontal method :   GDA94<>GDA2020 7 Para TransformedCadastral connection : No
    Relative horiz. accuracy :       2.5m ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 2.5 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 2.500
    Semi-minor axis (m) : 2.500
    Azimuth of semi-major axis (m) : 0 0 0

    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         337.709Height date :          13/09/2007
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA2020 ellipsoidal height (m) : 313.734N-Value (m) :          -23.975
    Geoid model :         AusGeoid2020
    ** Derived GDA2020 ellipsoidal height: h = H + N Interpolation :         Bi-Cubic

    Mark to hatch cover :  
    Mark to ground level : 

    RM Info** Warning: RM azimuths and coordinates are unverified
    ** Azimuth, distance and height difference are relative to main mark
    RM1 Phys. status : established (Dept of Land Admin.) Date :   10/07/2006
    Phys. type :    Set in :
    Azimuth :           200 0 0Type :   Magnetic bearing
    Distance (m) :    24.800Type :   Horizontal
    Height diff. (m) : -0.166Type :   Spirit Levelling
    RM to GL (m) :   0.300
    RM2 Phys. status : established (Dept of Land Admin.) Date :   10/07/2006
    Phys. type :    Set in :
    Azimuth :           290 0 0Type :   Magnetic bearing
    Distance (m) :    14.670Type :   Horizontal
    Height diff. (m) : -0.305Type :   Spirit Levelling
    RM to GL (m) :   0.300

    RM Position Information** Warning: RM coordinates should be verified prior to use
    ** Coordinates are calculated from reference observations
    ** Coordinate accuracies commensurate with related observations
    RM1
    Geographical Coordinates:No current GDA2020 coordinates exist
    Height Information
    Vertical datum :   
    Height (m) :         No height available

    RM2
    Geographical Coordinates:No current GDA2020 coordinates exist
    Height Information
    Vertical datum :   
    Height (m) :         No height available

    Cadastral Connection Fieldbooks
    No Fieldbooks for this mark

    Special Notes
    No Special Notes for this mark

    ATRF 2014
    GDA2020 coordinates are equivalent to ATRF2014@2020.0. ATRF2014 coordinates can be determined by application of the Australian Plate Motion Model. For general and technical information on GDA2020 see http://www.icsm.gov.au/gda2020 and ATRF2014 see http://www.icsm.gov.au/australian-terrestrial-reference-frame.

    View the graphic summary
    BM     RC 26A
    Alternate names : Map ref.: BENCUBBIN SH50-11
    APREF/NGCA codes: Database number : 13173919
    Stamp name:      RC26 Date established :   09/07/2007
    Physical status : established (Dept of Land Admin.) Phys. status date :  10/07/2006
    Physical type :    brass plaqueHatch cover type : none
    Mark set in :        concrete blockAccess type : 2 wheel drive
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 30 26 42.12884Easting (m) :   539461.933
    Longitude :  E 117 24 39.59374Northing (m) :  6631827.685
    Convergence :       0 12 29.74
    Point scale factor : 0.99961921
    Coordinate date :       23/08/2007
    Horizontal method :   TransformedCadastral connection : No
    Relative horiz. accuracy :       2.5m ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 2.5 (95% Confidence level)

    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         337.709Height date :          13/09/2007
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA94 ellipsoidal height (m) : 313.795N-Value (m) :          -23.914
    Geoid model :         AUSGeoid09 V1.01
    ** Derived GDA94 ellipsoidal height: h = H + N Interpolation :         Bi-Cubic

    Mark to hatch cover :  
    Mark to ground level : 

    RM Info** Warning: RM azimuths and coordinates are unverified
    ** Azimuth, distance and height difference are relative to main mark
    RM1 Phys. status : established (Dept of Land Admin.) Date :   10/07/2006
    Phys. type :    Set in :
    Azimuth :           200 0 0Type :   Magnetic bearing
    Distance (m) :    24.800Type :   Horizontal
    Height diff. (m) : -0.166Type :   Spirit Levelling
    RM to GL (m) :   0.300
    RM2 Phys. status : established (Dept of Land Admin.) Date :   10/07/2006
    Phys. type :    Set in :
    Azimuth :           290 0 0Type :   Magnetic bearing
    Distance (m) :    14.670Type :   Horizontal
    Height diff. (m) : -0.305Type :   Spirit Levelling
    RM to GL (m) :   0.300

    RM Position Information** Warning: RM coordinates should be verified prior to use
    ** Coordinates are calculated from reference observations
    ** Coordinate accuracies commensurate with related observations
    RM1
    Geographical Coordinates:No current GDA94 coordinates exist
    Height Information
    Vertical datum :   
    Height (m) :         No height available

    RM2
    Geographical Coordinates:No current GDA94 coordinates exist
    Height Information
    Vertical datum :   
    Height (m) :         No height available

    Cadastral Connection Fieldbooks
    No Fieldbooks for this mark

    Special Notes
    No Special Notes for this mark