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    SSM     JANDAKOT 45
    Alternate names : Map ref.: JANDAKOT BG34 3.2
    APREF/NGCA codes: Database number : 104863
    Stamp name:      JAN 45 Date established :   01/02/1984
    Physical status : destroyed (McMullen Nolan Group)Phys. status date :  01/10/2018
    Physical type :    brass plaqueHatch cover type : concrete
    Mark set in :        concreteAccess type : 4 wheel drive
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 07 03.64923Easting (m) :   392824.380
    Longitude :  E 115 51 50.07383Northing (m) :  6445955.238
    Convergence :       -0 36 14.66
    Point scale factor : 0.99974165
    Coordinate date :       13/08/2018
    Horizontal method :   Geodetic-TerrestrialCadastral connection : Exists
    Relative horiz. accuracy :       30ppm ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 0.019 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 0.020
    Semi-minor axis (m) : 0.017
    Azimuth of semi-major axis (deg) : 19 34 5
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   54458.399
    Northing (m) :  345100.611
    Convergence :       0 1 30.42
    Point scale factor : 0.99999931
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         30.428Height date :          31/01/2008
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA2020 ellipsoidal height (m) : -1.87N-Value (m) :          -32.298
    Geoid model :         AusGeoid2020
    ** Derived GDA2020 ellipsoidal height: h = H + N Interpolation :         Bi-Cubic
    Mark to hatch cover :  0.38
    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 : located Date :   01/06/1996
    Phys. type :    spikeSet in : concrete
    Azimuth :           293 17 47Type :   True azimuth
    Distance (m) :    3.239Type :   Horizontal
    Height diff. (m) : 0.025Type :   Spirit Levelling
    RM to GL (m) :   None
    RM2 Phys. status : located Date :   01/06/1996
    Phys. type :    spikeSet in : concrete
    Azimuth :           27 6 0Type :   True azimuth
    Distance (m) :    3.372Type :   Horizontal
    Height diff. (m) : 0.022Type :   Spirit Levelling
    RM to GL (m) :   None
    RM3 Phys. status : destroyed Date :   12/06/1974
    Phys. type :    spikeSet in : concrete
    Azimuth :           114 24 42Type :   True azimuth
    Distance (m) :    3.564Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    RM4 Phys. status : located Date :   01/06/1996
    Phys. type :    spikeSet in : concrete
    Azimuth :           237 11 47Type :   True azimuth
    Distance (m) :    5.491Type :   Horizontal
    Height diff. (m) : 0.166Type :   Spirit Levelling
    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 32 07 03.60764Easting (m) :   392821.393
    Longitude :  E 115 51 49.96035Northing (m) :  6445956.487
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   54455.425
    Northing (m) :  345101.893
    Height Information
    Vertical datum :   AHD71
    Height (m) :         30.453
    RM2
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 07 03.55178Easting (m) :   392825.884
    Longitude :  E 115 51 50.13243Northing (m) :  6445958.255
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   54459.936
    Northing (m) :  345103.612
    Height Information
    Vertical datum :   AHD71
    Height (m) :         30.450
    RM3
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 07 03.69705Easting (m) :   392827.640
    Longitude :  E 115 51 50.19763Northing (m) :  6445953.799
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   54461.644
    Northing (m) :  345099.137
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM4
    Geographical CoordinatesMGA2020 Coordinates
    Horizontal datum : GDA2020Zone :             50
    Latitude :     S 32 07 03.74581Easting (m) :   392819.797
    Longitude :  E 115 51 49.89777Northing (m) :  6445952.215
    Project Grid - PCG2020Perth Coastal Grid 2020
    Easting (m) :   54453.782
    Northing (m) :  345097.638
    Height Information
    Vertical datum :   AHD71
    Height (m) :         30.594
    Cadastral Connection Fieldbooks
    DOLA 84148
    FB E.J.HORLIN 52 *
    Special Notes
    Unknown DateJAN24T,RM1,JAN45 & JAN54 are co-linear JAN45,RM2 & JAN46 are co-linear marks GM was stamped JAN45A from Feb84-Apr86.
    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     JANDAKOT 45
    Alternate names : Map ref.: JANDAKOT BG34 3.2
    APREF/NGCA codes: Database number : 104863
    Stamp name:      JAN 45 Date established :   01/02/1984
    Physical status : destroyed (McMullen Nolan Group)Phys. status date :  01/10/2018
    Physical type :    brass plaqueHatch cover type : concrete
    Mark set in :        concreteAccess type : 4 wheel drive
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 07 03.69777Easting (m) :   392823.382
    Longitude :  E 115 51 50.03516Northing (m) :  6445953.732
    Convergence :       -0 36 14.68
    Point scale factor : 0.99974166
    Coordinate date :       09/10/2000
    Horizontal method :   Geodetic-TerrestrialCadastral connection : Exists
    Relative horiz. accuracy :       20ppm ** Estimated relative uncertainty to adjacent marks
    Positional uncertainty (m) : 0.009 (95% Confidence level)
    Error Ellipse
    Semi-major axis (m) : 0.011
    Semi-minor axis (m) : 0.007
    Azimuth of semi-major axis (deg) : 19 0 0
    ** Projection coordinates are calculated from the geographical coordinates detailed above
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   54457.385
    Northing (m) :  245099.116
    Convergence :       0 1 30.40
    Point scale factor : 0.99999930
    Height Information
    Vertical datum :   AHD71Height type :          Orthometric
    Height (m) :         30.428Height date :          31/01/2008
    Established by :  Dept of Land Admin.State :                    Final
    Vertical method : Spirit LevellingVertical accuracy : 12rootK
    Derived GDA94 ellipsoidal height (m) : -1.78N-Value (m) :          -32.208
    Geoid model :         AUSGeoid09 V1.01
    ** Derived GDA94 ellipsoidal height: h = H + N Interpolation :         Bi-Cubic
    Mark to hatch cover :  0.38
    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 : located Date :   01/06/1996
    Phys. type :    spikeSet in : concrete
    Azimuth :           293 17 47Type :   True azimuth
    Distance (m) :    3.239Type :   Horizontal
    Height diff. (m) : 0.025Type :   Spirit Levelling
    RM to GL (m) :   None
    RM2 Phys. status : located Date :   01/06/1996
    Phys. type :    spikeSet in : concrete
    Azimuth :           27 6 0Type :   True azimuth
    Distance (m) :    3.372Type :   Horizontal
    Height diff. (m) : 0.022Type :   Spirit Levelling
    RM to GL (m) :   None
    RM3 Phys. status : destroyed Date :   12/06/1974
    Phys. type :    spikeSet in : concrete
    Azimuth :           114 24 42Type :   True azimuth
    Distance (m) :    3.564Type :   Horizontal
    Height diff. (m) : NoneType :   
    RM to GL (m) :   None
    RM4 Phys. status : located Date :   01/06/1996
    Phys. type :    spikeSet in : concrete
    Azimuth :           237 11 47Type :   True azimuth
    Distance (m) :    5.491Type :   Horizontal
    Height diff. (m) : 0.166Type :   Spirit Levelling
    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 32 07 03.65618Easting (m) :   392820.395
    Longitude :  E 115 51 49.92168Northing (m) :  6445954.981
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   54454.410
    Northing (m) :  245100.399
    Height Information
    Vertical datum :   AHD71
    Height (m) :         30.453
    RM2
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 07 03.60032Easting (m) :   392824.886
    Longitude :  E 115 51 50.09376Northing (m) :  6445956.749
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   54458.922
    Northing (m) :  245102.118
    Height Information
    Vertical datum :   AHD71
    Height (m) :         30.450
    RM3
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 07 03.74559Easting (m) :   392826.642
    Longitude :  E 115 51 50.15896Northing (m) :  6445952.294
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   54460.629
    Northing (m) :  245097.642
    Height Information
    Vertical datum :   
    Height (m) :         No height available
    RM4
    Geographical CoordinatesMGA94 Coordinates
    Horizontal datum : GDA94Zone :             50
    Latitude :     S 32 07 03.79435Easting (m) :   392818.800
    Longitude :  E 115 51 49.85910Northing (m) :  6445950.710
    Project Grid - PCG94Perth Coastal Grid 1994
    Easting (m) :   54452.768
    Northing (m) :  245096.144
    Height Information
    Vertical datum :   AHD71
    Height (m) :         30.594
    Cadastral Connection Fieldbooks
    DOLA 84148
    FB E.J.HORLIN 52 *
    Special Notes
    Unknown DateJAN24T,RM1,JAN45 & JAN54 are co-linear JAN45,RM2 & JAN46 are co-linear marks GM was stamped JAN45A from Feb84-Apr86.