The Arthur Temple College of Foresty and Agriculture in cooperation with the Forest Resources Institute and The Columbia Regional Geospatial Service Center maintains a Trimble Reference Station GPS base station at Columbia Center location in downtown Nacogdoches, Texas. The basestation is a 12-channel, automated reference station, collecting L1 carrier and C/A code for differential GPS (DGPS) information. Public access is provided for GPS users within 300km of Nacogdoches.
GPS information is collected 24 hours a day, 7 days a week and archived on the Columbia Center webserver ten minutes after every hour. The data can be accessed automatically using Trimble Pathfinder Office software, or through this web interface
Click here to access the GPS ARCHIVES
Reference Position(WGS84):
LATITUDE: 31* 36' 11.19222" N
LONGITUDE: 94* 39' 19.65572" W
ELEVATION: 71.770 M HAE
Base Station:
RECEIVER TYPE: Trimble NetR5 13 Channel
BASE STATION TYPE: TRS
General:
ORGANIZATION: Arthur Temple College of Forestry, Stephen F. Austin State University
LOCATION: Nacogdoches, Texas
ADDRESS: PO Box 6109 SFA Station, Nacogdoches, TX 75962-6109
CONTACT: PR Blackwell
EMAIL: prblackwell@sfasu.edu
TELEPHONE: 936.468.1199
FAX: 936.568.0701
Internet Server:
WEB ADDRESS (for Pathfinder Office): http://data.crgsc.org/gis/gpsdata/yymmddhh.zip
NOTE: This archive cannot be accessed by direct anonymous FTP at the present time. Use a web browser to download correction files with the "http://" prefix rather than "ftp://".
Disclaimer:
The GPS digital data on this site was collected by the Geographic Information Systems Laboratory at the Arthur Temple College of Forestry, Stephen F. Austin State University and is made available as a public service. Neither Stephen F. Austin State Univeristy nor any agency thereof, nor any of their employees, make any warranty for the accuracy, completness or usefullness of the information contained herein. Reference to any specific commercial product, process or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the Arthur Temple College of Forestry, or SFASU.