Download the Gravity and Magnetic Apps here:
Important Help instructions for the new Flex APP:
1. Click on the base map and select either gravity or magnetic data for the download. The default is magnetic data layer.
2. Enter your search coordinates in the box, or use the spatial rectangular selection and draw your extent on the map.
3. Click on extract to download the data. Wait until you receive a prompt to save the data to your local drive.
Gravity data attributes
Source Code: Reference to who collected the data, or assigned ID
LatNAD27, LongNAD27 are latitude and longitude using NAD27 (North American Datum 1927)
LatNAD83, LongNAD83 are latitude and longitude using NAD83 (North American Datum 1983)
elevngvd29m, elevngvd88m There are the elevation vertical datum 1929 or 1988
obsgrvless976000mg This is the gravity meter reading minus 976000
ITC and OTC are the inner and outer terrain correction
Faanom = free air anomaly
CBAnom267 = Complete Bouger anomaly reduced to background density of 267
Send me your feedback regarding the new app
Dr. Raed Aldouri