














                                  SURVEY CONTROL DATA
                                
                             STATE=NW
                             [MAY 11, 2024 01:35:2]
                              Version = 8.12.5.18
1    National Geodetic Survey, Retrieval Date = MAY 11, 2024 01:35:29 EDT
 DE6623 ***********************************************************************
 DE6623  CORS        -  This is a GPS Continuously Operating Reference Station.
 DE6623  DESIGNATION -  909012 CGDB UNIQUE NUMBER
 DE6623  CORS_ID     -  YELL
 DE6623  PID         -  DE6623
 DE6623  STATE/COUNTY-  NW/REGION NO. 6
 DE6623  COUNTRY     -  CANADA
 DE6623  NTS MAPSHEET-  YELLOWKNIFE BAY (2020)
 DE6623
 DE6623                         *CURRENT SURVEY CONTROL
 DE6623  ______________________________________________________________________
 DE6623* NAD 83(2011) POSITION- 62 28 51.19457(N) 114 28 50.44374(W)   ADJUSTED
 DE6623* NAD 83(2011) ELLIP HT-   181.070 (meters)        (05/??/20)   ADJUSTED
 DE6623* NAD 83(2011) EPOCH   -  2010.00
 DE6623  ______________________________________________________________________
 DE6623  GEOID HEIGHT    -        -26.715 (meters)                     EGM08
 DE6623  NAD 83(2011) X  - -1,224,451.894 (meters)                     COMP
 DE6623  NAD 83(2011) Y  - -2,689,217.278 (meters)                     COMP
 DE6623  NAD 83(2011) Z  -  5,633,638.093 (meters)                     COMP
 DE6623
 DE6623  Network accuracy estimates per FGDC Geospatial Positioning Accuracy
 DE6623  Standards:
 DE6623         FGDC (95% conf, cm)     Standard deviation (cm)     CorrNE
 DE6623            Horiz  Ellip           SD_N   SD_E   SD_h      (unitless)
 DE6623  -------------------------------------------------------------------
 DE6623  NETWORK    0.01   0.02           0.00   0.00   0.01     -0.00376400
 DE6623  -------------------------------------------------------------------
 DE6623
 DE6623.The positional and height information provided upon this datasheet are not
 DE6623.officially recognized by the Government of Canada, provincial governments
 DE6623.within Canada, nor are they intended to replace or substitute for them.
 DE6623.The intent of sharing this data is to allow access to positions or heights
 DE6623.recognized by the United States Government. Passive control that is used by
 DE6623.both nations may share the same or similar designations or descriptions but
 DE6623.do not share official positions or heights. The 'Station Description' may
 DE6623.originate from a Canadian 'Station Report' and if so contains information
 DE6623.licensed under the 'Open Government License - Canada'.
 DE6623
 DE6623.The horizontal coordinates were established by GPS observations
 DE6623.and adjusted by the National Geodetic Survey in May 2020.
 DE6623
 DE6623.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has 
 DE6623.been affixed to the stable North American Tectonic Plate. 
 DE6623
 DE6623.The horizontal coordinates are valid at the epoch date displayed above
 DE6623.which is a decimal equivalence of Year/Month/Day.
 DE6623
 DE6623.Due to the release of the International GNSS Service (IGS) 2014
 DE6623.realization of the International Terrestrial Reference Frame of 2014
 DE6623.(ITRF2014), NGS reprocessed all NOAA CORS Network and some IGS stations
 DE6623.using data collected between 1/1/1996 and 1/30/2017. The resulting ITRF2014
 DE6623.epoch 2010.00 coordinates, referred to as Multi-Year CORS Solution 2
 DE6623.(MYCS2), were transformed to NAD 83 (2011/PA11/MA11) maintaining the
 DE6623.currently published epoch of 2010.00.
 DE6623
 DE6623.Additional information on MYCS2 is available at
 DE6623.https://geodesy.noaa.gov/CORS/news/mycs2/mycs2.shtml
 DE6623
 DE6623.Significant digits in the geoid height do not necessarily reflect accuracy.
 DE6623
 DE6623.Click photographs - Photos may exist for this station.
 DE6623
 DE6623.The XYZ, and position/ellipsoidal ht. are equivalent.
 DE6623
 DE6623.The ellipsoidal height was determined by GPS observations
 DE6623.and is referenced to NAD 83.
 DE6623
 DE6623. The following values were computed from the NAD 83(2011) position.
 DE6623
 DE6623;                    North         East     Units Scale Factor Converg.
 DE6623;UTM  11      - 6,930,285.656   629,846.708   MT  0.99980652   +2 14 04.5
 DE6623
 DE6623!             -  Elev Factor  x  Scale Factor =   Combined Factor
 DE6623!UTM  11      -   0.99997167  x   0.99980652  =   0.99977819
 DE6623
 DE6623_U.S. NATIONAL GRID SPATIAL ADDRESS: 11VPK2984630285(NAD 83)
 DE6623
 DE6623                          SUPERSEDED SURVEY CONTROL
 DE6623
 DE6623  NAD 83(2011)-  62 28 51.19456(N)    114 28 50.44372(W) AD(2010.00) A
 DE6623  ELLIP H (06/??/19)  181.071  (m)                       GP(2010.00) 4 1
 DE6623  NAD 83(2011)-  62 28 51.19457(N)    114 28 50.44372(W) AD(2010.00) A
 DE6623  ELLIP H (08/??/11)  181.067  (m)                       GP(2010.00) 4 1
 DE6623  NAD 83(CORS)-  62 28 51.19470(N)    114 28 50.44541(W) AD(2002.00) A
 DE6623  ELLIP H (03/??/02)  181.032  (m)                       GP(2002.00) 4 1
 DE6623
 DE6623.Superseded values are not recommended for survey control.
 DE6623
 DE6623.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 DE6623.See file dsdata.pdf to determine how the superseded data were derived.
 DE6623
 DE6623_STAMPING: 889201
 DE6623
 DE6623                          STATION DESCRIPTION
 DE6623
 DE6623'THIS MONUMENT IS ASSOCIATED WITH CORS SITE 'YELL'
 DE6623'LATEST INFORMATION INCLUDING POSITIONS AND VELOCITIES
 DE6623'ARE AVAILABLE IN THE COORDINATE AND LOG FILES ACCESSIBLE
 DE6623'BY ANONYMOUS FTP OR THE WORLDWIDE WEB.
 DE6623'   https://geodesy.noaa.gov/corsdata/coord/coord_14
 DE6623'   https://geodesy.noaa.gov/corsdata/station_log
 DE6623'   https://geodesy.noaa.gov/CORS
 DE6623'RECOVERED AS DESCRIBED.
1    National Geodetic Survey, Retrieval Date = MAY 11, 2024 01:35:29 EDT
 DE6621 ***********************************************************************
 DE6621  CORS        -  This is a GPS Continuously Operating Reference Station.
 DE6621  DESIGNATION -  YELLOWKNIFE CORS ARP
 DE6621  CORS_ID     -  YELL
 DE6621  PID         -  DE6621
 DE6621  STATE/COUNTY-  NW/REGION NO. 6
 DE6621  COUNTRY     -  CANADA
 DE6621  NTS MAPSHEET-  YELLOWKNIFE BAY (2020)
 DE6621
 DE6621                         *CURRENT SURVEY CONTROL
 DE6621  ______________________________________________________________________
 DE6621* NAD 83(2011) POSITION- 62 28 51.19457(N) 114 28 50.44373(W)   ADJUSTED
 DE6621* NAD 83(2011) ELLIP HT-   181.170 (meters)        (05/??/20)   ADJUSTED
 DE6621* NAD 83(2011) EPOCH   -  2010.00
 DE6621  ______________________________________________________________________
 DE6621  GEOID HEIGHT    -        -26.715 (meters)                     EGM08
 DE6621  NAD 83(2011) X  - -1,224,451.913 (meters)                     COMP
 DE6621  NAD 83(2011) Y  - -2,689,217.320 (meters)                     COMP
 DE6621  NAD 83(2011) Z  -  5,633,638.182 (meters)                     COMP
 DE6621
 DE6621  Network accuracy estimates per FGDC Geospatial Positioning Accuracy
 DE6621  Standards:
 DE6621         FGDC (95% conf, cm)     Standard deviation (cm)     CorrNE
 DE6621            Horiz  Ellip           SD_N   SD_E   SD_h      (unitless)
 DE6621  -------------------------------------------------------------------
 DE6621  NETWORK    0.01   0.02           0.00   0.00   0.01     -0.00376400
 DE6621  -------------------------------------------------------------------
 DE6621
 DE6621.The positional and height information provided upon this datasheet are not
 DE6621.officially recognized by the Government of Canada, provincial governments
 DE6621.within Canada, nor are they intended to replace or substitute for them.
 DE6621.The intent of sharing this data is to allow access to positions or heights
 DE6621.recognized by the United States Government. Passive control that is used by
 DE6621.both nations may share the same or similar designations or descriptions but
 DE6621.do not share official positions or heights. The 'Station Description' may
 DE6621.originate from a Canadian 'Station Report' and if so contains information
 DE6621.licensed under the 'Open Government License - Canada'.
 DE6621
 DE6621.The coordinates were established by GPS observations
 DE6621.and adjusted by the National Geodetic Survey in May 2020.
 DE6621
 DE6621.NAD 83(2011) refers to NAD 83 coordinates where the reference frame has 
 DE6621.been affixed to the stable North American Tectonic Plate. 
 DE6621
 DE6621.The coordinates are valid at the epoch date displayed above
 DE6621.which is a decimal equivalence of Year/Month/Day.
 DE6621
 DE6621.Due to the release of the International GNSS Service (IGS) 2014
 DE6621.realization of the International Terrestrial Reference Frame of 2014
 DE6621.(ITRF2014), NGS reprocessed all NOAA CORS Network and some IGS stations
 DE6621.using data collected between 1/1/1996 and 1/30/2017. The resulting ITRF2014
 DE6621.epoch 2010.00 coordinates, referred to as Multi-Year CORS Solution 2
 DE6621.(MYCS2), were transformed to NAD 83 (2011/PA11/MA11) maintaining the
 DE6621.currently published epoch of 2010.00.
 DE6621
 DE6621.Additional information on MYCS2 is available at
 DE6621.https://geodesy.noaa.gov/CORS/news/mycs2/mycs2.shtml
 DE6621
 DE6621.Significant digits in the geoid height do not necessarily reflect accuracy.
 DE6621
 DE6621.The PID for the CORS L1 Phase Center is DE6622.
 DE6621
 DE6621.Click photographs - Photos may exist for this station.
 DE6621
 DE6621.The XYZ, and position/ellipsoidal ht. are equivalent.
 DE6621
 DE6621.The ellipsoidal height was determined by GPS observations
 DE6621.and is referenced to NAD 83.
 DE6621
 DE6621. The following values were computed from the NAD 83(2011) position.
 DE6621
 DE6621;                    North         East     Units Scale Factor Converg.
 DE6621;UTM  11      - 6,930,285.656   629,846.708   MT  0.99980652   +2 14 04.5
 DE6621
 DE6621!             -  Elev Factor  x  Scale Factor =   Combined Factor
 DE6621!UTM  11      -   0.99997165  x   0.99980652  =   0.99977818
 DE6621
 DE6621_U.S. NATIONAL GRID SPATIAL ADDRESS: 11VPK2984630285(NAD 83)
 DE6621
 DE6621                          SUPERSEDED SURVEY CONTROL
 DE6621
 DE6621  NAD 83(2011)-  62 28 51.19456(N)    114 28 50.44372(W) AD(2010.00) c
 DE6621  ELLIP H (06/??/19)  181.171  (m)                       GP(2010.00) c c
 DE6621  NAD 83(2011)-  62 28 51.19457(N)    114 28 50.44372(W) AD(2010.00) c
 DE6621  ELLIP H (08/??/11)  181.167  (m)                       GP(2010.00) c c
 DE6621  NAD 83(CORS)-  62 28 51.19470(N)    114 28 50.44541(W) AD(2002.00) c
 DE6621  ELLIP H (03/??/02)  181.132  (m)                       GP(2002.00) c c
 DE6621
 DE6621.Superseded values are not recommended for survey control.
 DE6621
 DE6621.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 DE6621.See file dsdata.pdf to determine how the superseded data were derived.
 DE6621
 DE6621_MARKER: STATION IS THE ANTENNA REFERENCE POINT OF THE GPS ANTENNA
 DE6621
 DE6621                          STATION DESCRIPTION
 DE6621
 DE6621'DESCRIBED BY NATIONAL GEODETIC SURVEY 2020
 DE6621'STATION IS PART OF THE NOAA CORS NETWORK.  LATEST INFORMATION INCLUDING
 DE6621'POSITIONS AND VELOCITIES ARE AVAILABLE IN THE COORDINATE AND LOG FILES
 DE6621'ACCESSIBLE AT THE WORLDWIDE WEB.
 DE6621'https://geodesy.noaa.gov/CORS/data.shtml
 DE6621'https://geodesy.noaa.gov/CORS
1    National Geodetic Survey, Retrieval Date = MAY 11, 2024 01:35:29 EDT
 TY8052 ***********************************************************************
 TY8052  DESIGNATION -  YELLOWKNIFE VLBI 7285
 TY8052  PID         -  TY8052
 TY8052  STATE/COUNTY-  NW/REGION NO. 6
 TY8052  COUNTRY     -  CANADA
 TY8052  NTS MAPSHEET-  YELLOWKNIFE BAY (2020)
 TY8052
 TY8052                         *CURRENT SURVEY CONTROL
 TY8052  ______________________________________________________________________
 TY8052* NAD 83(1986) POSITION- 62 28 45.64675(N) 114 28 20.51923(W)   ADJUSTED
 TY8052  ______________________________________________________________________
 TY8052  GEOID HEIGHT    -        -26.723 (meters)                     EGM08
 TY8052  HORZ ORDER      -  A
 TY8052
 TY8052.The positional and height information provided upon this datasheet are not
 TY8052.officially recognized by the Government of Canada, provincial governments
 TY8052.within Canada, nor are they intended to replace or substitute for them.
 TY8052.The intent of sharing this data is to allow access to positions or heights
 TY8052.recognized by the United States Government. Passive control that is used by
 TY8052.both nations may share the same or similar designations or descriptions but
 TY8052.do not share official positions or heights. The 'Station Description' may
 TY8052.originate from a Canadian 'Station Report' and if so contains information
 TY8052.licensed under the 'Open Government License - Canada'.
 TY8052
 TY8052.The horizontal coordinates were established by VLBI observations
 TY8052.and local terrestrial surveys and adjusted by the
 TY8052.National Geodetic Survey in April 1992.
 TY8052
 TY8052.Significant digits in the geoid height do not necessarily reflect accuracy.
 TY8052
 TY8052.Click photographs - Photos may exist for this station.
 TY8052
 TY8052. The following values were computed from the NAD 83(1986) position.
 TY8052
 TY8052;                    North         East     Units Scale Factor Converg.
 TY8052;UTM  11      - 6,930,130.803   630,281.689   MT  0.99980791   +2 14 30.9
 TY8052
 TY8052_U.S. NATIONAL GRID SPATIAL ADDRESS: 11VPK3028130130(NAD 83)
 TY8052
 TY8052                          SUPERSEDED SURVEY CONTROL
 TY8052
 TY8052  NAD 83(1990)-  62 28 45.64714(N)    114 28 20.52008(W) AD(       ) 1
 TY8052  NGVD 29 (07/19/86)  203.9    (m)  RAPOU78  model used  GPS OBS        
 TY8052
 TY8052.Superseded values are not recommended for survey control.
 TY8052
 TY8052.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 TY8052.See file dsdata.pdf to determine how the superseded data were derived.
 TY8052
 TY8052_MARKER: DD = SURVEY DISK
 TY8052_SETTING: 66 = SET IN ROCK OUTCROP
 TY8052_MARK LOGO: GSC
 TY8052_MAGNETIC: O = OTHER; SEE DESCRIPTION
 TY8052_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
 TY8052_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
 TY8052+SATELLITE: SATELLITE OBSERVATIONS - 1986
 TY8052
 TY8052  HISTORY     - Date     Condition        Report By
 TY8052  HISTORY     - 1983     MONUMENTED       GSC
 TY8052  HISTORY     - 1986     GOOD
 TY8052
 TY8052                          STATION DESCRIPTION
 TY8052
 TY8052'DESCRIBED BY GEODETIC SURVEY OF CANADA 1983
 TY8052'PRIMARY SCIENTIFIC PURPOSES - MEASUREMENTS SUPPORTING THE
 TY8052'DETERMINATION OF REGIONAL DEFORMATION.
 TY8052'SITE DESCRIPTION - THE SITE IS LOCATED ABOUT 150 METERS NORTH-
 TY8052'NORTHWEST OF A TRANSPORT CANADA RECEIVING ANTENNA, 400 METERS
 TY8052'NORTHWEST OF THE ENERGY, MINES AND RESOURCES GEOPHYSICAL LABORATORY
 TY8052'AND 2 KILOMETERS NORTHWEST OF THE CONTROL TOWER OF THE YELLOWKNIFE
 TY8052'AIRPORT.  THE OBSERVING MONUMENT IS NEAR THE HIGHEST POINT OF AN
 TY8052'OUTCROP NEAR THE EDGE OF AN OPEN SANDY AREA.  A GRAVEL PAD HAS BEEN
 TY8052'PREPARED TO ACCOMODATE THE MOBILE VLBI SYSTEMS.
 TY8052'THE MARK IS A CANADIAN BRONZE DISK SET IN BEDROCK OUTCROP.
 TY8052'SITE TOPO MAP - MEC 327, EDITION 2, 1981.
 TY8052'GEOLOGICAL PROVINCE - PRECAMBRIAN SLAVE PROVINCE.
 TY8052'LOCAL GEOLOGY - OUTCROP OF PRECAMBRIAN BASEMENT-  BIOTITE
 TY8052'GRANODIORITE, GRANITE, AND ALLIED ROCK OF EARLY PRECAMBRIAN AGE.
 TY8052
 TY8052                          STATION RECOVERY (1986)
 TY8052
 TY8052'RECOVERED 1986
 TY8052'RECOVERED IN GOOD CONDITION.

 *** retrieval complete.
