***ITRF 00*** WA CNTY COOP (WACO), OREGON Revised coordinate: October 24, 2007 _____________________________________________________________________________ | | | Antenna Reference Point(ARP): WA CNTY COOP CORS ARP | | --------------------------------------------------- | | PID = DE7967 | | | | | | ITRF00 POSITION (EPOCH 1997.0) | | Computed in Oct. 2007 using 105 days of data. | | X = -2437363.728 m latitude = 45 31 23.23041 N | | Y = -3754569.857 m longitude = 122 59 25.89777 W | | Z = 4528307.165 m ellipsoid height = 52.287 m | | | | ITRF00 VELOCITY | | Estimated in Oct. 2007 using 808 days of data. | | VX = -0.0087 m/yr northward = -0.0067 m/yr | | VY = 0.0020 m/yr eastward = -0.0084 m/yr | | VZ = -0.0065 m/yr upward = -0.0025 m/yr | | | | | | NAD_83 (CORS96) POSITION (EPOCH 2002.0) | | Transformed from ITRF00 (epoch 1997.0) position in Oct. 2007. | | X = -2437363.102 m latitude = 45 31 23.21213 N | | Y = -3754571.040 m longitude = 122 59 25.84389 W | | Z = 4528307.023 m ellipsoid height = 52.643 m | | | | NAD_83 (CORS96) VELOCITY | | Transformed from ITRF00 velocity in Oct. 2007. | | VX = 0.0100 m/yr northward = 0.0079 m/yr | | VY = 0.0028 m/yr eastward = 0.0069 m/yr | | VZ = 0.0033 m/yr upward = -0.0031 m/yr | |_____________________________________________________________________________| | | | L1 Phase Center of the current GPS antenna: WA CNTY COOP CORS L1 PC C | | --------------------------------------------------------------------- | | The Micropulse chokering antenna +radome antenna | | (Antenna Code = LEIAT503 LEIC) was installed on 11/14/01. | | The L2 phase center is 0.012 m above the L1 phase center. | | PID = DE7968 | | | | | | ITRF00 POSITION (EPOCH 1997.0) | | Computed in Oct. 2007 using 105 days of data. | | X = -2437363.757 m latitude = 45 31 23.23044 N | | Y = -3754569.902 m longitude = 122 59 25.89777 W | | Z = 4528307.222 m ellipsoid height = 52.366 m | | | | The ITRF00 VELOCITY of the L1 PC is the same as that for the ARP. | | | | | | NAD_83 (CORS96) POSITION (EPOCH 2002.0) | | Transformed from ITRF00 (epoch 1997.0) position in Oct. 2007. | | X = -2437363.131 m latitude = 45 31 23.21215 N | | Y = -3754571.086 m longitude = 122 59 25.84389 W | | Z = 4528307.080 m ellipsoid height = 52.721 m | | | | The NAD_83 (CORS96) VELOCITY of the L1 PC is the same as that for the ARP. | |_____________________________________________________________________________| | | | Monument: WACO | | -------------- | | PID = AI2010 | | Inscribed: UNKNOWN | | | | | | ITRF00 POSITION (EPOCH 1997.0) | | Computed in Oct. 2007 using 105 days of data. | | X = -2437363.657 m latitude = 45 31 23.23042 N | | Y = -3754569.748 m longitude = 122 59 25.89777 W | | Z = 4528307.034 m ellipsoid height = 52.103 m | | | | The ITRF00 VELOCITY of the monument is the same as that for the ARP. | | | | | | NAD_83 (CORS96) POSITION (EPOCH 2002.0) | | Transformed from ITRF00 (epoch 1997.0) position in Oct. 2007. | | X = -2437363.031 m latitude = 45 31 23.21213 N | | Y = -3754570.931 m longitude = 122 59 25.84389 W | | Z = 4528306.892 m ellipsoid height = 52.458 m | | | | The NAD_83 (CORS96) 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 is properly modeled. * The ITRF00 & NAD83 positions and velocities were revised in Oct. 2007. ************************************ previous coordinate ************************************ ***ITRF 00*** WA CNTY COOP (WACO), OREGON Retrieved from NGS DataBase on 10/24/07 at 16:24:31. _____________________________________________________________________________ | | | Antenna Reference Point(ARP): WA CNTY COOP CORS ARP | | --------------------------------------------------- | | PID = DE7967 | | | | | | ITRF00 POSITION (EPOCH 1997.0) | | Computed by OPUS in Feb 2002 using 10 days of data. | | X = -2437363.715 m latitude = 45 31 23.23030 N | | Y = -3754569.849 m longitude = 122 59 25.89748 W | | Z = 4528307.147 m ellipsoid height = 52.265 m | | | | ITRF00 VELOCITY | | Predicted with on-line HTDP Apr 2002. | | VX = -0.0130 m/yr northward = -0.0067 m/yr | | VY = 0.0021 m/yr eastward = -0.0120 m/yr | | VZ = -0.0041 m/yr upward = 0.0008 m/yr | | | | | | NAD_83 (CORS96) POSITION (EPOCH 2002.0) | | Computed by OPUS in Jun 2002 using 10 days of data. | | X = -2437363.111 m latitude = 45 31 23.21198 N | | Y = -3754571.028 m longitude = 122 59 25.84455 W | | Z = 4528307.012 m ellipsoid height = 52.631 m | | | | NAD_83 (CORS96) VELOCITY | | Predicted with on-line HTDP Jul 2002. | | VX = 0.0061 m/yr northward = 0.0081 m/yr | | VY = 0.0029 m/yr eastward = 0.0035 m/yr | | VZ = 0.0057 m/yr upward = 0.0000 m/yr | |_____________________________________________________________________________| | | | L1 Phase Center of the current GPS antenna: WA CNTY COOP CORS L1 PC C | | --------------------------------------------------------------------- | | The Micropulse chokering antenna +radome antenna | | (Antenna Code = LEIAT503 LEIC) was installed on 11/14/01. | | The L2 phase center is 0.012 m above the L1 phase center. | | PID = DE7968 | | | | | | ITRF00 POSITION (EPOCH 1997.0) | | Computed by OPUS in Feb 2002 using 10 days of data. | | X = -2437363.745 m latitude = 45 31 23.23032 N | | Y = -3754569.895 m longitude = 122 59 25.89748 W | | Z = 4528307.204 m ellipsoid height = 52.344 m | | | | The ITRF00 VELOCITY of the L1 PC is the same as that for the ARP. | | | | | | NAD_83 (CORS96) POSITION (EPOCH 2002.0) | | Computed by OPUS in Jun 2002 using 10 days of data. | | X = -2437363.141 m latitude = 45 31 23.21200 N | | Y = -3754571.074 m longitude = 122 59 25.84455 W | | Z = 4528307.069 m ellipsoid height = 52.710 m | | | | The NAD_83 (CORS96) VELOCITY of the L1 PC is the same as that for the ARP. | |_____________________________________________________________________________| | | | Monument: WACO | | -------------- | | PID = AI2010 | | Inscribed: UNKNOWN | | | | | | ITRF00 POSITION (EPOCH 1997.0) | | Computed by OPUS in Feb 2002 using 10 days of data. | | X = -2437363.645 m latitude = 45 31 23.23030 N | | Y = -3754569.741 m longitude = 122 59 25.89748 W | | Z = 4528307.015 m ellipsoid height = 52.081 m | | | | The ITRF00 VELOCITY of the monument is the same as that for the ARP. | | | | | | NAD_83 (CORS96) POSITION (EPOCH 2002.0) | | Computed by OPUS in Jun 2002 using 10 days of data. | | X = -2437363.041 m latitude = 45 31 23.21198 N | | Y = -3754570.920 m longitude = 122 59 25.84455 W | | Z = 4528306.880 m ellipsoid height = 52.447 m | | | | The NAD_83 (CORS96) 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 is properly modeled.