Site Number: 27
Current Site Name: FLAGSTAFF
Other Site Name:
Location: FLAGSTAFF, AZ
Geographic Region: NORTH AMERICA
Tectonic Plate: NORTH AMERICAN
Primary Scientific Purposes: MEASUREMENTS SUPPORTING THE DETERMINATION OF REGIONAL DEFORMATION.
Site Description: THE SITE IS LOCATED AT THE NORTH EDGE OF FLAGSTAFF, ARIZONA, ON THE GROUNDS OF THE UNITED STATES GEOLOGICAL SURVEY. THE SITE IS EQUIPPED WITH TWO MONUMENTS SET IN AN ASPHALT PARKING LOT. ONE MONUMENT IS COMPATIBLE FOR OCCUPATION BY MOBILE VLBI SYSTEMS. BECAUSE OF ITS PROXIMITY TO A BUILDING, THE SECOND MONUMENT IS COMPATIBLE FOR OCCUPATION BY TLRS-1 ONLY.
Site Topo Map: FLAGSTAFF WEST, ARIZONA. N3507.5-W11137.5/7.5, U.S.G.S., RESTON, VA 22092
Geological Province: COLORADO PLATEAU
Local Geology: VOLCANIC FLOWS AND TUFF
Comments: NONE
Site Number: 27
Current Site Name: FLAGSTAFF
Location: FLAGSTAFF, AZ
Number of Observing Monuments: 2
Surveyed into National Network? YES
Monument Number: 7261
Type of Monument: NGS STATION DISK
Monument Inscription: FLAGSTAFF NCMN 1981
Systems Using Monument: TLRS AND MOBILE VLBI
Latitude: N 35 12' 52.88751"
Longitude: W 111 38' 05.04098"
Elevation: meters
Height Above Ellipsoid: 2143.910 meters
Survey Source/Date: BFEC HAVAGO ADJUSTMENT / 08-AUG-90
Datum/Ellipsoid: NAD-83 /GRS-80
Comments: THE MONUMENT IS LOCATED IN THE CENTER OF THE U.S.G.S. PARKING LOT.
Differential Coordinates FROM Observing Monument 7261 TO Reference Monuments and Other Observing Monuments
Data Source: BFEC
Mon. Number Monument Inscription X Y Z 7891 FLAGSTAFF RMT NO. 4 1981 16.0215 -16.9849 -14.5357 -- CAL PIER A 139.2950 -71.4172 -19.2233 -- CAL PIER B 15.1651 -75.6483 -93.4852 -- FLAGSTAFF NCMN 1 19.9584 -7.2788 1.0525 -- FLAGSTAFF NCMN 2 -24.2705 -5.2836 -22.2775 -- FLAGSTAFF NCMN 3 -16.4260 22.0892 18.8558 -- NCMN N0. 1 19.9584 -7.2788 1.0525 -- NCMN NO. 2 -24.2705 -5.2836 -22.2775 -- NCMN NO. 3 -16.4260 22.0892 18.8558 -- NCMN NO. 4 (CDP 7891) 16.0215 -16.9849 -14.5357
Mon. Number Monument Inscription North East Up 7891 FLAGSTAFF RMT NO. 4 1981 -17.5739 21.1547 -0.3079 -- CAL PIER A -- CAL PIER B -- FLAGSTAFF NCMN 1 1.2012 21.2360 0.1232 -- FLAGSTAFF NCMN 2 -26.1925 -20.6130 -1.5224 -- FLAGSTAFF NCMN 3 23.7535 -23.4125 -0.9558 -- NCMN N0. 1 1.2012 21.2360 0.1232 -- NCMN NO. 2 -26.1925 -20.6130 -1.5224 -- NCMN NO. 3 23.7535 -23.4125 -0.9558 -- NCMN NO. 4 (CDP 7891) -17.5739 21.1547 -0.3079
Site Number: 27
Current Site Name: FLAGSTAFF
Location: FLAGSTAFF, AZ
Monument Number: 7891
Type of Monument: NGS STATION DISK
Monument Inscription: FLAGSTAFF RMT NO. 4 1981
Systems Using Monument: TLRS
Latitude: N 35 12' 52.31746"
Longitude: W 111 38' 04.20482"
Elevation: meters
Height Above Ellipsoid: 2143.601 meters
Survey Source/Date: BFEC HAVAGO ADJUSTMENT / 09-AUG-90
Datum/Ellipsoid: NAD-83/ GRS-80
Comments: THE MONUMENT IS ADJACENT TO A BUILDING AND NOT SUITABLE FOR MV SYSTEMS. THE DISK REPLACES THE NAIL IN THE PAVEMENT.
Differential Coordinates FROM Observing Monument 7891 TO Reference Monuments and Other Observing Monuments
Data Source: NGS HAVAGO ADJUSTMENT 86-09-05
Mon. Number Monument Inscription X Y Z 7261 FLAGSTAFF NCMN -16.0215 16.9849 14.5357 7261 FLAGSTAFF NCMN 1981 -16.0215 16.9849 14.5357 -- CAL PIER A 123.2735 -54.4234 -4.6877 -- CAL PIER B -0.8564 -58.6635 -78.9496 -- FLAGSTAFF NCMN 1 3.9369 9.7061 15.5882 -- FLAGSTAFF NCMN 2 -40.2920 11.7012 -7.7418 -- FLAGSTAFF NCMN 3 -32.4474 39.0741 33.3915 -- NCMN NO. 1 3.9369 9.7061 15.5882 -- NCMN NO. 2 -40.2920 11.7012 -7.7418 -- NCMN NO. 3 -32.4474 39.0741 33.3915
Mon. Number Monument Inscription North East Up 7261 FLAGSTAFF NCMN 17.5739 -21.1547 0.3079 7261 FLAGSTAFF NCMN 1981 17.5739 -21.1547 0.3079 -- CAL PIER A -- CAL PIER B -96.1287 20.8311 -0.7125 -- FLAGSTAFF NCMN 1 18.7751 0.0813 0.4311 -- FLAGSTAFF NCMN 2 -8.6185 -41.7677 -1.2146 -- FLAGSTAFF NCMN 3 41.3275 -44.5671 -0.6481 -- NCMN NO. 1 18.7751 0.0813 0.4311 -- NCMN NO. 2 -8.6185 -41.7677 -1.2146 -- NCMN NO. 3 41.3275 -44.5671 -0.6481
Site Number: 27
Current Site Name: FLAGSTAFF
Location: FLAGSTAFF, AZ
Monument Occupying Occupation Starting Ending Number System Designator Date Date 7261 TLRS-1 72611101 01-MAY-91 15-AUG-91 7891 TLRS-1 78911101 20-JUN-81 06-AUG-81
Monument Occupying Occupation Starting Ending Number System Designator Date Date 7261 MV-3 72615301 17-APR-84 18-APR-84 7261 MV-3 72615302 02-MAY-85 03-MAY-85 7261 MV-2 72615203 26-MAR-86 27-MAR-86 7261 MV-2 72615204 06-MAY-87 07-MAY-87 7261 MV-3 72615305 24-APR-88 26-APR-88 7261 MV-2 72615206 14-OCT-88 16-OCT-88 7261 MV-2 72615207 03-NOV-90 05-NOV-90