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    SSM     ARMADALE 63
    Alternate names : Map ref.: ARMADALE BG34 5.1
    APREF/NGCA codes: Database number : 105749
    Stamp name:      ARM63 Date established :   01/03/1980
    Physical status : located (Main Roads Western Austra)Phys. status date :  04/07/2023
    Physical type :    brass plaqueHatch cover type : concrete
    Mark set in :        concreteAccess type : 2 wheel drive
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 10 13.53285Easting (m) :   407122.027
    Longitude :  E 116 00 53.61943Northing (m) :  6440248.492
    Convergence :       -0 31 28.37
    Point scale factor : 0.99970638
    Coordinate date :       13/09/2018
    Horizontal method :   Geodetic-TerrestrialCadastral connection : Exists
    Relative horiz. accuracy :       100ppm ** 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) : 0.018
    Azimuth of semi-major axis (m) : 97 50 26
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   68696.419
    Northing (m) :  339235.466
    Convergence :       0 6 19.96
    Point scale factor : 1.00000337
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         72.590Height date :          07/08/2023
    Established by :  LandgateState :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA2020 ellipsoidal height (m) : 42.078N-Value (m) :          -30.512
    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 : destroyed (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           132 37 54Type :   True azimuth
    Distance (m) :    6.484Type :   Horizontal
    Height diff. (m) : 0.164Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM2 Phys. status : destroyed (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           61 5 31Type :   True azimuth
    Distance (m) :    5.737Type :   Horizontal
    Height diff. (m) : 0.353Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM3 Phys. status : destroyed (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           99 20 30Type :   True azimuth
    Distance (m) :    4.570Type :   Horizontal
    Height diff. (m) : 0.413Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM4 Phys. status : established (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           131 32 28Type :   True azimuth
    Distance (m) :    6.484Type :   Horizontal
    Height diff. (m) : 0.320Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM5 Phys. status : established (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           61 14 48Type :   True azimuth
    Distance (m) :    5.737Type :   Horizontal
    Height diff. (m) : 0.307Type :   Spirit Levelling
    RM to GL (m) :   0.200
    RM6 Phys. status : established (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           99 20 2Type :   True azimuth
    Distance (m) :    4.570Type :   Horizontal
    Height diff. (m) : 0.320Type :   Spirit Levelling
    RM to GL (m) :   0.050
    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 32 10 13.67542Easting (m) :   407126.836
    Longitude :  E 116 00 53.80151Northing (m) :  6440244.146
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   68701.182
    Northing (m) :  339231.065
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.754
    RM2
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 10 13.44282Easting (m) :   407127.022
    Longitude :  E 116 00 53.81112Northing (m) :  6440251.310
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   68701.447
    Northing (m) :  339238.230
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.943
    RM3
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 10 13.55693Easting (m) :   407126.542
    Longitude :  E 116 00 53.79155Northing (m) :  6440247.792
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   68700.927
    Northing (m) :  339234.716
    Height Information
    Vertical datum :   AHD71
    Height (m) :         73.003
    RM4
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 10 13.67245Easting (m) :   407126.918
    Longitude :  E 116 00 53.80467Northing (m) :  6440244.238
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   68701.265
    Northing (m) :  339231.157
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.910
    RM5
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 10 13.44326Easting (m) :   407127.030
    Longitude :  E 116 00 53.81140Northing (m) :  6440251.297
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   68701.454
    Northing (m) :  339238.216
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.897
    RM6
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 10 13.55691Easting (m) :   407126.542
    Longitude :  E 116 00 53.79155Northing (m) :  6440247.792
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   68700.927
    Northing (m) :  339234.716
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.910
    Cadastral Connection Fieldbooks
    DOLA 71690
    LG 102804
    LG 104024
    Special Notes
    Unknown DateHatchcover is 0.2 below ground level. ARM 63 RM4 now ARM 63T
    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     ARMADALE 63
    Alternate names : Map ref.: ARMADALE BG34 5.1
    APREF/NGCA codes: Database number : 105749
    Stamp name:      ARM63 Date established :   01/03/1980
    Physical status : located (Main Roads Western Austra)Phys. status date :  04/07/2023
    Physical type :    brass plaqueHatch cover type : concrete
    Mark set in :        concreteAccess type : 2 wheel drive
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 10 13.58106Easting (m) :   407121.029
    Longitude :  E 116 00 53.58081Northing (m) :  6440246.998
    Convergence :       -0 31 28.39
    Point scale factor : 0.99970638
    Coordinate date :       09/10/2000
    Horizontal method :   Global Position SystemCadastral connection : Exists
    Relative horiz. accuracy :       10ppm ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 0.013 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 0.015
    Semi-minor axis (m) : 0.011
    Azimuth of semi-major axis (m) : 94 0 0
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   68695.405
    Northing (m) :  239233.983
    Convergence :       0 6 19.94
    Point scale factor : 1.00000337
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         72.590Height date :          07/08/2023
    Established by :  LandgateState :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA94 ellipsoidal height (m) : 42.202N-Value (m) :          -30.388
    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 : destroyed (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           132 37 54Type :   True azimuth
    Distance (m) :    6.484Type :   Horizontal
    Height diff. (m) : 0.164Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM2 Phys. status : destroyed (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           61 5 31Type :   True azimuth
    Distance (m) :    5.737Type :   Horizontal
    Height diff. (m) : 0.353Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM3 Phys. status : destroyed (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           99 20 30Type :   True azimuth
    Distance (m) :    4.570Type :   Horizontal
    Height diff. (m) : 0.413Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM4 Phys. status : established (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           131 32 28Type :   True azimuth
    Distance (m) :    6.484Type :   Horizontal
    Height diff. (m) : 0.320Type :   Spirit Levelling
    RM to GL (m) :   0.150
    RM5 Phys. status : established (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           61 14 48Type :   True azimuth
    Distance (m) :    5.737Type :   Horizontal
    Height diff. (m) : 0.307Type :   Spirit Levelling
    RM to GL (m) :   0.200
    RM6 Phys. status : established (Landgate) Date :   04/12/2019
    Phys. type :    spikeSet in : concrete
    Azimuth :           99 20 2Type :   True azimuth
    Distance (m) :    4.570Type :   Horizontal
    Height diff. (m) : 0.320Type :   Spirit Levelling
    RM to GL (m) :   0.050
    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 32 10 13.72363Easting (m) :   407125.838
    Longitude :  E 116 00 53.76289Northing (m) :  6440242.652
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   68700.167
    Northing (m) :  239229.582
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.754
    RM2
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 10 13.49103Easting (m) :   407126.024
    Longitude :  E 116 00 53.77250Northing (m) :  6440249.817
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   68700.432
    Northing (m) :  239236.747
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.943
    RM3
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 10 13.60514Easting (m) :   407125.544
    Longitude :  E 116 00 53.75293Northing (m) :  6440246.298
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   68699.913
    Northing (m) :  239233.233
    Height Information
    Vertical datum :   AHD71
    Height (m) :         73.003
    RM4
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 10 13.72066Easting (m) :   407125.920
    Longitude :  E 116 00 53.76605Northing (m) :  6440242.744
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   68700.250
    Northing (m) :  239229.674
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.910
    RM5
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 10 13.49147Easting (m) :   407126.032
    Longitude :  E 116 00 53.77278Northing (m) :  6440249.803
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   68700.439
    Northing (m) :  239236.733
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.897
    RM6
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 10 13.60512Easting (m) :   407125.544
    Longitude :  E 116 00 53.75293Northing (m) :  6440246.298
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   68699.913
    Northing (m) :  239233.233
    Height Information
    Vertical datum :   AHD71
    Height (m) :         72.910
    Cadastral Connection Fieldbooks
    DOLA 71690
    LG 102804
    LG 104024
    Special Notes
    Unknown DateHatchcover is 0.2 below ground level. ARM 63 RM4 now ARM 63T