Attributes for Description of fields found in ArcView point shapefile R154NSGR.SHP, Gravity Stations, part of DP ME 154, Nova Scotia Gravity Database |
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Overview Description |
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Dataset Overview: |
The data set represents the Nova Scotia Gravity Database. The data set contains two shapefiles. The first contains gravity stations (r154nsgr) and the second a neatline around the data set (r154nsnl). |
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Entity/Attribute Overview: |
The attributes desribed here come from the r154nsgr.shp point shapefile. This shapefile contains gravity measurements taken at station locations around Nova Scotia. |
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On-Line Linkage |
https://novascotia.ca/natr/meb/download/dp154md.asp,
https://novascotia.ca/natr/meb/download/dp154v1md.asp |
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Citation:(1 of 2) |
OFR ME 1995-5 (Howells and Clark 1995), |
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Citation:(2 of 2) |
Standard MRB GIS fields |
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Detailed Description |
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Data Table/Layer |
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Table Name: |
r154nsgr |
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Description: |
ArcView points - gravity stations |
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Source: |
NSNR&R MRB
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Attribute Name: |
FID |
Data Type: |
OID |
Width: |
4 |
Precision: |
0 |
Scale: |
0 |
Description: |
Internal feature number. |
Definition Source: |
ESRI |
Unrepresentable Values (1 of 1) |
Value: |
Sequential unique whole numbers that are automatically generated. |
Attribute Name: |
Shape |
Data Type: |
Geometry |
Width: |
0 |
Precision: |
0 |
Scale: |
0 |
Description: |
Feature geometry. |
Definition Source: |
ESRI |
Unrepresentable Values (1 of 1) |
Value: |
Coordinates defining the features. |
Attribute Name: |
UTM_X |
Data Type: |
Number |
Width: |
9 |
Decimals: |
2 |
Description: |
Easting value in 6 degree UTM zone 20 NAD27 coordinates (metres). |
Definition Source: |
NSNR&R |
Range Domain Values (1 of 1) |
Minimum Value: |
245710 |
Maximum Value: |
8167780 |
Attribute Name: |
UTM_Y |
Data Type: |
Number |
Width: |
10 |
Decimals: |
2 |
Description: |
Northing value in 6 degree UTM zone 20 NAD27 coordinates (metres). |
Definition Source: |
NSNR&R |
Range Domain Values (1 of 1) |
Minimum Value: |
4679790 |
Maximum Value: |
5321522 |
Attribute Name: |
YEAR |
Data Type: |
Number |
Width: |
4 |
Description: |
Year in which the survey was carried out. |
Definition Source: |
Howells and Clarke (1995) |
Range Domain Values (1 of 1) |
Minimum Value: |
1950 |
Maximum Value: |
1994 |
Attribute Name: |
STN_ID |
Data Type: |
String |
Width: |
6 |
Description: |
Station identifier. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
BOOK |
Data Type: |
Number |
Width: |
6 |
Description: |
Field book for survey, in many surveys this was left blank. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
PROJ_NO |
Data Type: |
Number |
Width: |
5 |
Description: |
Project number (2000 for released data). |
Definition Source: |
Howells and Clarke (1995) |
Coded Value |
Definition Source |
Definition |
2000 |
Howells and Clarke (1995) |
Data released through OFR ME 1995-005 |
-9999 |
NSNR&R MRB |
null |
Attribute Name: |
PROC_DATE |
Data Type: |
Number |
Width: |
6 |
Description: |
Computer processing date - 943270 is data processed on day 327 of 1994. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
CALIB_ID |
Data Type: |
Number |
Width: |
5 |
Description: |
Gravimeter calibration identifier - value refers to variable CM(ICM) in metre calibration array in appendix B. |
Definition Source: |
Howells and Clarke (1995) |
Codeset Domain Values (1 of 1) |
Name: |
value refers to varible CM(ICM) in meter calibration array in appendix B |
Source: |
Howells and Clarke (1995) |
Attribute Name: |
CONTROL_ID |
Data Type: |
Number |
Width: |
5 |
Description: |
Gravity control station identifer - value refers to variable BM(IBM) in control station array in appendix B. |
Definition Source: |
Howells and Clarke (1995) |
Codeset Domain Values (1 of 1) |
Name: |
value refers to variable BM(IBM) in control station array in appendix B |
Source: |
Howells and Clarke (1995) |
Attribute Name: |
TIE_ID |
Data Type: |
Number |
Width: |
5 |
Description: |
Gravity survey tie-in identifier - value refers to variable TG(ITG) in survey tie-in array in appendix B. |
Definition Source: |
Howells and Clarke (1995) |
Codeset Domain Values (1 of 1) |
Name: |
value refers to variable TG(ITG) in survey tie-in array in appendix B |
Source: |
Howells and Clarke (1995) |
Attribute Name: |
BOUGUER_DE |
Data Type: |
Number |
Width: |
4 |
Decimals: |
2 |
Description: |
Bouguer density value used for bouguer correction. |
Definition Source: |
Howells and Clarke (1995) |
Coded Value |
Definition Source |
Definition |
2.670 |
Howells and Clarke (1995) |
density in g/cc3 |
Attribute Name: |
ELEV__FT_ |
Data Type: |
Number |
Width: |
7 |
Decimals: |
2 |
Description: |
Elevation in feet. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
READING_DC |
Data Type: |
Number |
Width: |
7 |
Decimals: |
2 |
Description: |
Drift corrected meter reading in dial divisions. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
TERR_COR |
Data Type: |
Number |
Width: |
4 |
Decimals: |
2 |
Description: |
Terraine correction for Hammer Zones B and C computer for a density of 2.00 gms/cc. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
BOUG_GRAV |
Data Type: |
Number |
Width: |
7 |
Decimals: |
2 |
Description: |
Bouguer gravity in milligals. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
STN_STATUS |
Data Type: |
Number |
Width: |
1 |
Description: |
Gravity station status number for input to the reprocessing program. |
Definition Source: |
Howells and Clarke (1995) |
Coded Value |
Definition Source |
Definition |
0 |
Howells and Clarke (1995) |
station to be deleted (during sort/merge) |
1 |
Howells and Clarke (1995) |
non-grid station |
2 |
Howells and Clarke (1995) |
grid station |
3 |
Howells and Clarke (1995) |
benchmark or control station |
4 |
Howells and Clarke (1995) |
latitude / longitude station |
Attribute Name: |
WATER_DEPT |
Data Type: |
Number |
Width: |
5 |
Decimals: |
2 |
Description: |
Water depth for underwater stations or those measured on frozen lake / frozen sea surfaces. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
ICE_THICK |
Data Type: |
Number |
Width: |
5 |
Decimals: |
2 |
Description: |
Ice thickness for stations measured on glaciers / ice fields or on the surface of a frozen lake / frozen sea surface. |
Definition Source: |
Howells and Clarke (1995) |
Unrepresentable Values (1 of 1) |
Attribute Name: |
STN_TYPE |
Data Type: |
String |
Width: |
2 |
Description: |
Gravity station type. |
Definition Source: |
Howells and Clarke (1995) |
Coded Value |
Definition Source |
Definition |
0 |
Howells and Clarke (1995) |
land station |
1 |
Howells and Clarke (1995) |
underwater station |
2 |
Howells and Clarke (1995) |
glacier or frozen ice sheet station |
3 |
Howells and Clarke (1995) |
frozen lake or frozen sea ice station |
Attribute Name: |
NN_TIE |
Data Type: |
Number |
Width: |
1 |
Description: |
Identification of data tied or not tied to national gravity net. |
Definition Source: |
Steve King |
Coded Value |
Definition Source |
Definition |
0 |
Steve King |
not tied to national gravity net |
1 |
Steve King |
tied to national gravity net |
Attribute Name: |
Q |
Data Type: |
Number |
Width: |
1 |
Description: |
Good or questionable gravity value or position. |
Definition Source: |
Steve King |
Coded Value |
Definition Source |
Definition |
0 |
Steve King |
questionable gravity value or position |
1 |
Steve King |
good value |
Attribute Name: |
DATASET_ID |
Data Type: |
String |
Width: |
8 |
Description: |
data set ID |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
d154ns |
NENR&R MRB |
NSNR&R MRB dataset d154ns |
Attribute Name: |
THEME_ID |
Data Type: |
String |
Width: |
8 |
Description: |
this a two letter code that represents the theme that the records belongs to. |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
gr |
NSNR&R MRB |
gravity station |
Attribute Name: |
SOURCE_ID |
Data Type: |
Number |
Width: |
6 |
Description: |
ID for source of data. This will reference the ID valve of the souce of where MRB acquired the data. MRB's sources database contains the information about each ID value. |
Definition Source: |
NSNR&R MRB |
Codeset Domain Values (1 of 1) |
Name: |
Source Database |
Source: |
NSNR&R MRB |
Attribute Name: |
GCODE |
Data Type: |
String |
Width: |
32 |
Description: |
geological feature code |
Definition Source: |
NSNR&R MRB |
Codeset Domain Values (1 of 1) |
Name: |
GCODE Database |
Source: |
NSNR&R MRB |
Attribute Name: |
GCODE_DESC |
Data Type: |
String |
Width: |
96 |
Description: |
description of gcode values |
Definition Source: |
NSNR&R MRB |
Codeset Domain Values (1 of 1) |
Name: |
GCODE Database |
Source: |
NSNR&R MRB |
Attribute Name: |
GEO_ID |
Data Type: |
Number |
Width: |
7 |
Description: |
Unique ID number for this shapefile. |
Definition Source: |
NSNR&R MRB |
Unrepresentable Values (1 of 1) |
Attribute Name: |
GEO_NUM |
Data Type: |
String |
Width: |
32 |
Description: |
Unique ID value within all MRB data sets. |
Definition Source: |
NSNR&R MRB |
Unrepresentable Values (1 of 1) |
Value: |
values vary but are genrally a combination of the DATASET_ID, THEME_ID and the GEO_ID. |
Attribute Name: |
NAME |
Data Type: |
String |
Width: |
64 |
Description: |
name of feature |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
none |
NSNR&R MRB |
not required for this data set |
Attribute Name: |
AV_LEGEND |
Data Type: |
String |
Width: |
96 |
Description: |
Field containing values to be used to produce an ArcView legend. In this data set it represents the accuracy of the data based on a query provided by Steve King. |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
national gravity net: accurate data |
NSNR&R MRB |
data points deemed by Steve King to be tied to the natonal gravity new and accurate. |
Attribute Name: |
HOTLINK |
Data Type: |
String |
Width: |
128 |
Description: |
Link to any additional information. |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
none |
NSNR&R MRB |
no links to additonal information |
Attribute Name: |
COMMENTS |
Data Type: |
String |
Width: |
254 |
Description: |
Comments about the data collection. |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
none |
NSNR&R MRB |
no comments |
Attribute Name: |
NOTES |
Data Type: |
String |
Width: |
254 |
Description: |
Notes about work done on this data set. |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
none |
NSNR&R MRB |
no aditional information about this record |
Attribute Name: |
ENTRD_BY |
Data Type: |
String |
Width: |
32 |
Description: |
The person or company who did the data entry to this data set. |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
unknown |
NSNR&R MRB |
the person who added this record is unknown |
Steve King |
NSNR&R MRB |
S. King added these records to the data set data under contract to NSNR&R |
Attribute Name: |
ENTRD_DATE |
Data Type: |
String |
Width: |
32 |
Description: |
The date that data was entered into this data set. |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
unknown |
NSNR&R MRB |
The exact date of data entry is unknown. |
January 2004 |
NSNR&R MRB |
Data was entered at this time. |
Attribute Name: |
SOURCE |
Data Type: |
String |
Width: |
32 |
Description: |
source of the data |
Definition Source: |
NSNR&R MRB |
Coded Value |
Definition Source |
Definition |
OFR ME 95-005 |
NSNR&R MRB |
Floppy disks provided with NSNR&R MRB Open File Report ME 1995-005 |
St. Joseph Exploration |
NSNR&R MRB |
Data contained in assessment report for Special Licence 3/96 that was acquired from St. Joseph Exploration |
Two unnamed oil companies, ca. 1981 |
NSNR&R MRB |
Data contained in an assessment report for Special Licence 3/96. The data was acquired from 2 unnamed oil companies and collected around 1981. |
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