COLD BAY DORIS site description form


0. Form

    Prepared by   : SIMB (DORIS installation and maintenance department)
    Date prepared : 30/01/2013
    Report type   : UPDATE


1. Site location information

    Site name              : COLD BAY
    Site DOMES number      : 49804
    Host agency            : National Weather Service
    City                   : COLD BAY
    State or province      : Alaska
    Country                : USA
    Tectonic plate         : NOAM
    Geological information : 

    Geographical coordinates (ITRF) : 
        North Latitude       :    55 deg 11' 25''
        East Longitude       :  -162 deg 42' 25''
        Ellipsoid height     :    50 m
        Approximate altitude :    33 m


2. DORIS antenna and reference point information

2.1
    Four character ID        : COBB
    Antenna model            : Starec 52291 type
    Antenna serial number    : 150
    IERS DOMES number        : 49804S004
    CNES/IGN number          : 498041
    DORIS SSALTO number      : 291
    Date installed (dd/mm/yy): 12/11/2010
    Date removed (dd/mm/yy)  : 
    Antenna support type     : 30 cm sided very rigid metal tower, 2 m high
    Installed on             : Concrete pad
    Height above ground mark : 2.438 m
    Ground mark type         : Mark under DORIS antenna (COOB)
    Ground mark DOMES number : 49804M001
    Notes                    : 


3. DORIS beacons information

3.1
    Beacon serial number        : 2819029
    Beacon model                : 3.0
    USO serial number           : 3.334
    4 Char. ID of the REF point : COBB
    Date installed (dd/mm/yy)   : 12/11/2010
    Date removed (dd/mm/yy)     : 


4. ITRF coordinates and velocities of the current DORIS ref. point (COBB)

    Solution         : DPOD2008
    Epoch            : 2005.0 

    X = -3484298.102 m    Y = -1084773.365 m    Z = 5213542.261 m
    Sig X = 0.002 m    Sig Y = 0.002 m    Sig Z = 0.002 m

    VX = -0.0205 m/y    VY = 0.0032 m/y    VZ = -0.0129 m/y
    Sig VX =   m/y    Sig VY =   m/y    Sig VZ =   m/y


5. IERS colocation information


6. Tide Gauge colocation information


7. Local site ties

7.1
    Point description      : Mark under DORIS antenna (COOB)
    DOMES number           : 49804M001
    Differential components from the current DORIS ref. point (COBB)
    to the above point (in the ITRS) :
    dX (m)                 : 1.329
    dY (m)                 : 0.414
    dZ (m)                 : -2.002
    Accuracy (m)           : 0.001
    Date measured          : 21/10/2010
    Additional information : Survey by IGN-F 2010

7.2
    Point description      : Permanent GNSS station managed by NOAA
                             (BAY5)
    DOMES number           : 49804S005
    Differential components from the current DORIS ref. point (COBB)
    to the above point (in the ITRS) :
    dX (m)                 : 0.754
    dY (m)                 : 13.137
    dZ (m)                 : 3.577
    Accuracy (m)           : 0.002
    Date measured          : 21/10/2010
    Additional information : Survey by IGN-F 2010

7.3
    Point description      : Permanent GNSS station managed by NOAA
                             (BAY6)
    DOMES number           : 49804S006
    Differential components from the current DORIS ref. point (COBB)
    to the above point (in the ITRS) :
    dX (m)                 : 21.011
    dY (m)                 : -6.895
    dZ (m)                 : 12.897
    Accuracy (m)           : 0.002
    Date measured          : 21/10/2010
    Additional information : Survey by IGN-F 2010

7.4
    Point description      : Permanent GNSS station managed by NOAA
                             (CDB8)
    DOMES number           : 49804M997
    Differential components from the current DORIS ref. point (COBB)
    to the above point (in the ITRS) :
    dX (m)                 : 199.484
    dY (m)                 : 24.622
    dZ (m)                 : 136.117
    Accuracy (m)           : 0.002
    Date measured          : 21/10/2010
    Additional information : Survey by IGN-F 2010


8. Meteorological Instrumentation

8.1 Humidity sensor
    Model        : HMP45D
    Manufacturer : VAISALA
    Accuracy     : +/- 3 percents
    Notes        : 

8.2 Pressure sensor
    Model        : PTU200 class B
    Manufacturer : VAISALA
    Accuracy     : +/- 0.25 hPa
    Height       :  m below the current DORIS ref. point (COBB)
    Notes        : long term stability = +/- 0.1 hPa/year

8.3 Temperature sensor
    Model        : HMP45D
    Manufacturer : VAISALA
    Accuracy     : +/- 0.5 deg C
    Notes        : 


9. DORIS network contacts

    Primary contact:

    Name            : Jerome SAUNIER
    Agency          : Institut Geographique National
    Mailing address : Service de Geodesie et Nivellement
                    : 73 avenue de Paris
                    : 94165 SAINT-MANDE Cedex    FRANCE
    Telephone       : + 33 1 43 98 83 63
    Fax             : + 33 1 43 98 84 50
    E-mail          : jerome (.) saunier (@) ign.fr

    Secondary contact:

    Name            : Francois BOLDO
    Agency          : Institut Geographique National
    Mailing address : CNES (DCT/ME/OC)
                    : 18 Avenue Edouard Belin
                    : 31401 TOULOUSE Cedex    FRANCE
    Telephone       : + 33 5 61 27 40 72
    Fax             : + 33 5 61 28 25 95
    E-mail          : simb (.) doris (@) cnes.fr