| acqby | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
person, group, company, university that collected the data | mt experts |
| acqdate | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: date Default: 1980-01-01 |
Start date the time series data were collected | 2020-01-01 |
| coordinate_system | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: controlled vocabulary Default: geographic |
coordinate system the transfer function is currently in. Its preferred the transfer function be in a geographic coordinate system for archiving and sharing. | geopgraphic |
| country | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
Country name where data were collected. | USA |
| county | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
County name where data were collected. | Douglas |
| dataid | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: free form Default: None |
station ID. | mt001 |
| enddate | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: date Default: 1980-01-01T00:00:00+00:00 |
End date the time series data were collected | 2020-01-01 |
| empty | Description | Example |
|---|---|---|
Required: True Units: None Type: float Style: number Default: 1e+32 |
null data values, usually a large number | 1E+32 |
| fileby | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: free form Default: None |
person, group, company, university that made the file | mt experts |
| filedate | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: date Default: 1980-01-01T00:00:00+00:00 |
Date the file was made | 2020-01-01 |
| progdate | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: date Default: 1980-01-01T00:00:00+00:00 |
Date of the most recent update of the program used to make the file | 2020-01-01 |
| progname | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: free form Default: mt_metadata |
Name of the program used to make the file. | mt_metadata |
| progvers | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: free form Default: 0.1.6 |
Version of the program used to make the file. | 0.1.6 |
| project | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
Name of the project the data was collected for, usually a short description or acronym of the project name. | iMUSH |
| prospect | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
Name of the prospect the data was collected for, usually a short description of the location | Benton |
| loc | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
Usually a short description of the location | Benton, CA |
| state | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
State where the data were collected. | CA |
| stdvers | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: controlled vocabulary Default: SEG 1.0 |
EDI standards version SEG 1.0 | SEG 1.0 |
| survey | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
Name of the survey | CONUS |
| units | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: free form Default: millivolts_per_kilometer_per_nanotesla |
In the EDI standards this is the elevation units, in newer versions this should be units of the transfer function. | millivolts_per_ kilometer_per_n anotesla |
| latitude | Description | Example |
|---|---|---|
Required: True Units: degrees Type: float Style: number Default: 0.0 |
latitude of location in datum specified at survey level | 23.134 |
| longitude | Description | Example |
|---|---|---|
Required: True Units: degrees Type: float Style: number Default: 0.0 |
longitude of location in datum specified at survey level | 14.23 |
| elevation | Description | Example |
|---|---|---|
Required: True Units: meters Type: float Style: number Default: 0.0 |
elevation of location in datum specified at survey level | 123.4 |
| latitude_uncertainty | Description | Example |
|---|---|---|
Required: False Units: degrees Type: float Style: number Default: None |
uncertainty in latitude estimation in degrees | 0.01 |
| longitude_uncertainty | Description | Example |
|---|---|---|
Required: False Units: degrees Type: float Style: number Default: None |
uncertainty in longitude estimation in degrees | 0.01 |
| elevation_uncertainty | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
uncertainty in elevation estimation | 0.01 |
| datum | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: controlled vocabulary Default: None |
Datum of the location values. Usually a well known datum like WGS84. | WGS84 |
| x | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
relative distance to the center of the station | 10.0 |
| x2 | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
relative distance to the center of the station | 10.0 |
| y | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
relative distance to the center of the station | 10.0 |
| y2 | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
relative distance to the center of the station | 10.0 |
| z | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
relative elevation to the center of the station | 10.0 |
| z2 | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
relative elevation to the center of the station | 10.0 |
| x_uncertainty | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
uncertainty in longitude estimation in x-direction | 0.01 |
| y_uncertainty | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
uncertainty in longitude estimation in y-direction | 0.01 |
| z_uncertainty | Description | Example |
|---|---|---|
Required: False Units: meters Type: float Style: number Default: None |
uncertainty in longitude estimation in z-direction | 0.01 |
| declination.comments | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
any comments on declination | estimated from WMM 2016 |
| declination.model | Description | Example |
|---|---|---|
Required: True Units: None Type: string Style: controlled vocabulary Default: WMM |
geomagnetic reference model used to calculate declination | WMM |
| declination.epoch | Description | Example |
|---|---|---|
Required: False Units: None Type: string Style: free form Default: None |
Epoch for which declination was approximated in. | 2020 |
| declination.value | Description | Example |
|---|---|---|
Required: True Units: degrees Type: float Style: number Default: 0.0 |
declination angle relative to geographic north positive clockwise | 12.3 |