GPS Base Station Data from the Indiana District of the US Geological Survey

U.S. Geological Survey
Indianapolis, Indiana
Base-Station Configuration

GPS Base-Station Receiver Information



The U.S. Geological Survey maintains hourly GPS base-station data sets online for use by the general public. The previous two months plus the current month are online. On the third day of each month, the previous third month will be archived.

The U.S. Geological Survey GPS base station is located at the U.S. Geological Survey District Office on the northwest side of Indianapolis and collects satellite data according to user-defined parameters as follows:

System:
12-Channel Trimble Pro XRS

Auto Log Setup: Sunday through Saturday, 24 hours per day.

RTCM: Disabled

Logging Rate:
Position Rate 5 seconds
Sync Measurement Rate 5 seconds

Display Format:
Position Degree Minute Second

Reference Station:
Latitude 39 Degrees 52 Minutes 31.88 Seconds NAD83
Longitude 86 Degrees 15 Minutes 58.28 Seconds NAD83
Altitude (HAE) 228.62 Meters NAVD88

File Length 1 hour; Vendor supported .SSF

Local -UTC Time Offset -5 hours

Operation Parameters:
Dynamic Code Static
Elevation Mask 10
SNR Mask 6
PDOP Mask 6

Fix Mode Manual 3-D

DISCLAIMER: These data were collected by the U.S. Geological Survey and are believed to be accurate. However, these data are distributed "AS-IS" without warranties of any kind, either expressed or implied, including but not limited to warranties of accuracy or suitability of a particular purpose or use. Hours of operation may vary and are subject to change without notice.
 
06081719.zip
06081720.zip
081719_A.zip