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    SSM     BAYSWATER 1T
    Alternate names : Map ref.: BAYSWATER BG34 4.6
    APREF/NGCA codes: Database number : 103131
    Stamp name:      Date established :   01/04/1971
    Physical status : destroyed (Landgate)Phys. status date :  02/04/2020
    Physical type :    spikeHatch cover type : none
    Mark set in :        concreteAccess type : 2 wheel drive
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 54 15.20362Easting (m) :   399911.846
    Longitude :  E 115 56 29.36771Northing (m) :  6469691.706
    Convergence :       -0 33 34.09
    Point scale factor : 0.99972354
    Coordinate date :       26/06/2023
    Horizontal method :   Geodetic-TerrestrialCadastral connection : No
    Relative horiz. accuracy :       30ppm ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 0.021 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 0.023
    Semi-minor axis (m) : 0.019
    Azimuth of semi-major axis (m) : 170 20 52
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   61807.284
    Northing (m) :  368764.388
    Convergence :       0 3 57.49
    Point scale factor : 1.00000078
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         18.215Height date :          04/05/2000
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA2020 ellipsoidal height (m) : -13.676N-Value (m) :          -31.891
    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 Date :   01/04/1971
    Phys. type :    spikeSet in : concrete
    Azimuth :           215 53 35Type :   True azimuth
    Distance (m) :    4.230Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    RM2 Phys. status : not located (Landgate) Date :   02/04/2020
    Phys. type :    spikeSet in : concrete
    Azimuth :           269 20 5Type :   True azimuth
    Distance (m) :    4.190Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    RM3 Phys. status : not located (Landgate) Date :   02/04/2020
    Phys. type :    spikeSet in : concrete
    Azimuth :           328 4 35Type :   True azimuth
    Distance (m) :    5.160Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    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 CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 54 15.31487Easting (m) :   399909.400
    Longitude :  E 115 56 29.27333Northing (m) :  6469688.256
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   61804.800
    Northing (m) :  368760.964
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM2
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 54 15.20520Easting (m) :   399907.658
    Longitude :  E 115 56 29.20826Northing (m) :  6469691.616
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   61803.094
    Northing (m) :  368764.344
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM3
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 31 54 15.06143Easting (m) :   399909.076
    Longitude :  E 115 56 29.26387Northing (m) :  6469696.057
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   61804.560
    Northing (m) :  368768.771
    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
    SSM     BAYSWATER 1T
    Alternate names : Map ref.: BAYSWATER BG34 4.6
    APREF/NGCA codes: Database number : 103131
    Stamp name:      Date established :   01/04/1971
    Physical status : destroyed (Landgate)Phys. status date :  02/04/2020
    Physical type :    spikeHatch cover type : none
    Mark set in :        concreteAccess type : 2 wheel drive
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 54 15.25260Easting (m) :   399910.840
    Longitude :  E 115 56 29.32884Northing (m) :  6469690.188
    Convergence :       -0 33 34.11
    Point scale factor : 0.99972355
    Coordinate date :       09/10/2000
    Horizontal method :   Geodetic-TerrestrialCadastral connection : No
    Relative horiz. accuracy :       20ppm ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 0.027 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 0.028
    Semi-minor axis (m) : 0.025
    Azimuth of semi-major axis (m) : 2 0 0
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   61806.261
    Northing (m) :  268762.881
    Convergence :       0 3 57.47
    Point scale factor : 1.00000078
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         18.215Height date :          04/05/2000
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA94 ellipsoidal height (m) : -13.618N-Value (m) :          -31.833
    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 Date :   01/04/1971
    Phys. type :    spikeSet in : concrete
    Azimuth :           215 53 35Type :   True azimuth
    Distance (m) :    4.230Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    RM2 Phys. status : not located (Landgate) Date :   02/04/2020
    Phys. type :    spikeSet in : concrete
    Azimuth :           269 20 5Type :   True azimuth
    Distance (m) :    4.190Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    RM3 Phys. status : not located (Landgate) Date :   02/04/2020
    Phys. type :    spikeSet in : concrete
    Azimuth :           328 4 35Type :   True azimuth
    Distance (m) :    5.160Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    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 CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 54 15.36385Easting (m) :   399908.394
    Longitude :  E 115 56 29.23446Northing (m) :  6469686.738
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   61803.777
    Northing (m) :  268759.457
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM2
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 54 15.25418Easting (m) :   399906.652
    Longitude :  E 115 56 29.16939Northing (m) :  6469690.098
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   61802.071
    Northing (m) :  268762.837
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM3
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 31 54 15.11041Easting (m) :   399908.069
    Longitude :  E 115 56 29.22500Northing (m) :  6469694.539
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   61803.537
    Northing (m) :  268767.263
    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