***ITRF2014*** G_CAYMAN_CYM2014 (GCFS), UNIDENTIFIED DISTRICT OF CAYMAN ISLANDS Retrieved from NGS DataBase on 05/18/21 at 21:42:17. _____________________________________________________________________________ | | | Antenna Reference Point(ARP): G_CAYMAN_CYM2014 CORS ARP | | ------------------------------------------------------- | | PID = DQ4471 | | | | | | ITRF2014 POSITION (EPOCH 2010.0) | | Computed in May 2021 using 14 days of data. | | X = 922901.086 m latitude = 19 18 46.30395 N | | Y = -5950266.452 m longitude = 081 11 00.71938 W | | Z = 2096060.135 m ellipsoid height = -10.695 m | | | | ITRF2014 VELOCITY | | Predicted with HTDP_3.2.7 May 2021. | | VX = -0.0092 m/yr northward = 0.0026 m/yr | | VY = -0.0004 m/yr eastward = -0.0092 m/yr | | VZ = 0.0024 m/yr upward = -0.0002 m/yr | | | | L1 Phase Center of the current GPS antenna: G_CAYMAN_CYM2014 CORS L1PC | | ------------------------------------------------------------------------- | | The Zephyr GNSS Geodetic II - RoHS compliant antenna | | (Antenna Code = TRM57971.00 NONE) was installed on 16Aug2016. | | The L2 phase center is 0.007 m below the L1 phase center. | | PID = DQ4472 | | | | | | ITRF2014 POSITION (EPOCH 2010.0) | | Computed in May 2021 using 14 days of data. | | X = 922901.095 m latitude = 19 18 46.30398 N | | Y = -5950266.512 m longitude = 081 11 00.71939 W | | Z = 2096060.157 m ellipsoid height = -10.630 m | | | | The ITRF2014 VELOCITY of the L1 PC is the same as that for the ARP. | | | | Monument: G_CAYMAN_CYM2014 GRP | | ------------------------------ | | PID = DQ4473 | | Inscribed: UNKNOWN | | | | | | ITRF2014 POSITION (EPOCH 2010.0) | | Computed in May 2021 using 14 days of data. | | X = 922901.075 m latitude = 19 18 46.30395 N | | Y = -5950266.380 m longitude = 081 11 00.71938 W | | Z = 2096060.109 m ellipsoid height = -10.772 m | | | | The ITRF2014 VELOCITY of the monument is the same as that for the ARP. | |_____________________________________________________________________________| * Latitude, longitude and ellipsoid height are computed from their corresponding cartesian coordinates using dimensions for the GRS 80 ellipsoid: semi-major axis = 6,378,137.0 meters flattening = 1/298.257222101... * WARNING: Mixing of antenna types can lead to errors of up to 10 cm. in height unless antenna-phase-center variation and antenna-phase-center offset are properly modeled. See next comment. * The coordinates shown on this page were computed using absolute antenna calibrations. CORS coordinates began using absolute antenna calibrations beginning with IGS08 and NAD 83 (2011, MA11, PA11). For additional information on the derivation of these positions and velocities and antenna calibrations consult: http://geodesy.noaa.gov/CORS/coords.shtml http://geodesy.noaa.gov/ANTCAL * For more site specific information on the equipment history and monumentation type consult: ftp://geodesy.noaa.gov/cors/station_log/gcfs.log.txt http://geodesy.noaa.gov/cgi-cors/corsage_2.prl?site=gcfs * The position & velocity were revised in Jun 2019. * The position & velocity were revised in Mar 2020. * The position & velocity were revised in May 2021.