***ITRF2014*** COBLESKILL (NYCS), NEW YORK Retrieved from NGS DataBase on 03/13/23 at 18:25:46. _____________________________________________________________________________ | | | Antenna Reference Point(ARP): COBLESKILL CORS ARP | | ------------------------------------------------- | | PID = DK7175 | | | | | | ITRF2014 POSITION (EPOCH 2010.0) | | Computed in Mar 2023 using 14 days of data. | | X = 1256366.006 m latitude = 42 40 02.86983 N | | Y = -4526130.788 m longitude = 074 29 10.96375 W | | Z = 4300594.302 m ellipsoid height = 269.482 m | | | | ITRF2014 VELOCITY | | Computed in Jun 2019 using data through gpswk 1933. | | VX = -0.0157 m/yr northward = 0.0045 m/yr | | VY = -0.0016 m/yr eastward = -0.0156 m/yr | | VZ = 0.0037 m/yr upward = 0.0006 m/yr | | | | | | NAD_83 (2011) POSITION (EPOCH 2010.0) | | Transformed from ITRF2014 (epoch 2010.0) position in Mar 2023. | | X = 1256366.781 m latitude = 42 40 02.83632 N | | Y = -4526132.207 m longitude = 074 29 10.94765 W | | Z = 4300594.347 m ellipsoid height = 270.670 m | | | | NAD_83 (2011) VELOCITY | | Transformed from ITRF2014 velocity in Mar 2023. | | VX = 0.0019 m/yr northward = -0.0014 m/yr | | VY = -0.0002 m/yr eastward = 0.0018 m/yr | | VZ = -0.0012 m/yr upward = -0.0003 m/yr | |_____________________________________________________________________________| | | | L1 Phase Center of the current GPS antenna: COBLESKILL CORS L1PC | | ------------------------------------------------------------------- | | The L1/L2 Dorne Margolin antenna with choker antenna | | (Antenna Code = LEIAT504GG LEIS) was installed on 12Sep2007. | | The L2 phase center is 0.030 m above the L1 phase center. | | PID = DK7176 | | | | | | ITRF2014 POSITION (EPOCH 2010.0) | | Computed in Mar 2023 using 14 days of data. | | X = 1256366.024 m latitude = 42 40 02.86984 N | | Y = -4526130.849 m longitude = 074 29 10.96370 W | | Z = 4300594.361 m ellipsoid height = 269.569 m | | | | The ITRF2014 VELOCITY of the L1 PC is the same as that for the ARP. | | | | | | NAD_83 (2011) POSITION (EPOCH 2010.0) | | Transformed from ITRF2014 (epoch 2010.0) position in Mar 2023. | | X = 1256366.799 m latitude = 42 40 02.83633 N | | Y = -4526132.268 m longitude = 074 29 10.94760 W | | Z = 4300594.406 m ellipsoid height = 270.757 m | | | | The NAD_83 (2011) VELOCITY of the L1 PC 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/nycs.log.txt http://geodesy.noaa.gov/cgi-cors/corsage_2.prl?site=nycs * The position & velocity were revised in Aug 2011. * The position & velocity were revised in Jun 2019. * The position & velocity were revised in Mar 2023.