Gravity observation. Attribute labels here were made up by the metadata editor; they do not appear in the data file.
| Label |
Definition |
| (stname) |
Station name (columns 1- 8 type A8) |
| (latdeg) |
Degrees of latitude (columns 10-11 type I2) |
| (latmin) |
Hundredths of minutes of latitude (columns 12-15 type I4) |
| (londeg) |
Degrees of longitude (columns 17-19 type I3) |
| (lonmin) |
Hunderedths of minutes of longitude (columns 20-23 type I4) |
| (elevft) |
Elevation, in tenths of feet (columns 24-29 type I6) |
| (obsgrav) |
Observed gravity, in hundredths of mGal, without leading 9 (columns 30-36 type I7) |
| (acc1) |
General elevation and location code |
| (acc2) |
Elevation code |
| (acc3) |
Latitude code |
| (acc4) |
Observed gravity code |
| (faa) |
Free-air anomaly, in hundredths of mGal (columns 41-46 type I6) |
| (sba) |
Simple Bouguer anomaly, in hundredths of mGal (columns 47-52 type I6) |
| (iztc) |
Inner-zone terrain correction, in hundredths of mGal (columns 53-57 type I5) |
| (tc) |
Total terrain correction, in hundredths of mGal (columns 58-62 type I5) |
| (tccode) |
Terrain correction code denoting extent of inner-zone terrain correction and system: upper case denotes Hayford-Bowie system of zones, lower case denotes Hammer system of zones. Z, computer calculated from 0.0-0.59 km (column 63 type A1) |
| (cba) |
Complete Bouguer anomaly reduced for a density of 2.67 g/cc, in hundredths of mGal (columns 64-69 type I6) |
| (ia) |
Isostatic gravity anomaly reduced for a density of 2.67 g/cc, in hundredths of mGal (columns 70-75 type I6) |
| (comment) |
Comment (columns 76-80 type A4) |
