Points and Lines Metadata

From the BLM NILS Data Management Plan

 December 17, 2008

 

XX_Points

Dataset Type:     FeatureClass

Geometry:         Points

Field Name

Type

Length

Null

Description

OBJECTID

OID

4

No

Objects that define a spatial location of the feature

shape

Geometry

0

Yes

ArcGIS unique key for feature & object class entities

createdby

String

255

Yes

Who created line

datecreated

Date

8

Yes

Date created

modifiedby

String

255

Yes

Who modified line

datemodified

Date

8

Yes

Date modified

townshipoid

Integer

4

Yes

Township object ID

PrimaryUnitID

Integer

4

Yes

Primary Unit ID

x

Double

8

Yes

Latitudinal coordinate (CON, LX)

y

Double

8

Yes

Longitudinal coordinate (CON, LX)

z

Double

8

Yes

Elevation referenced to a chosen ellipsoid (CON, DEF, LX)

m0

Double

8

Yes

Scale factor

qxx

Double

8

Yes

Square of estimated measurement error (easting) (CON, LX, ADJ)

qxy

Double

8

Yes

Residual qxy element of the covariance matrix (ADJ)

qxz

Double

8

Yes

Residual qxz element of the covariance matrix

qyy

Double

8

Yes

Square of estimated measurement error (northing) (CON, LX, ADJ)

qyz

Double

8

Yes

Residual qxy element of the covariance matrix

qzz

Double

8

Yes

Square of estimated measurement error (ellipsoidal normal)

commentedout

Small Integer

2

Yes

Commented out (CON)

error_average

Double

8

Yes

Average error from PCCS (Based on current UOM settings)

error_maximum

Double

8

Yes

Maximum error from PCCS (Based on current UOM settings)

adj

Small Integer

2

Yes

Supporting information from previous adjustment

origstdev

Double

8

Yes

Populated from adjustment file durig import (ADJ)

provisional

Small Integer

2

Yes

Indicates if the point is a provisional point

systemid

Small Integer

2

Yes

System ID (DEF)

sid_oid

Integer

4

Yes

Source ID object ID

orighzdatum

Small Integer

2

Yes

Original horizontal datum (DEF)

origcoordsys

Small Integer

2

Yes

Original coordinate system of point

origvzunits

Small Integer

2

Yes

Original vertical units

origvzdatum

Small Integer

2

Yes

Original vertical datum

coordmethod

Small Integer

2

Yes

Coordinate method

coordprocedure

Small Integer

2

Yes

Coordinate procedure

status

Small Integer

2

Yes

Status

origcoord

Small Integer

2

Yes

Indicates the original coordinate source

origerrorunit

Small Integer

2

Yes

Indicates if it is a control point

control

Small Integer

2

Yes

Points that may be used for computations

controllable

Small Integer

2

Yes

Reason a point may not be used

notcontrollablereason

String

255

Yes

Points that may not be used to generate features (NOT)

not_point

Small Integer

2

Yes

Points that may not be used in any computations

accessdeniedlist

String

255

Yes

Point name (RAW, CON, LX)

pointname

String

32

Yes

Created by computation object ID

createdbycompoid

Integer

4

Yes

Original error estimate

Lsa_oid

Integer

4

Yes

LSA object ID

comments

Text

255

Yes

Comments

visible

Small Integer

2

Yes

Links to Yes/No domain.           Default is 1/Yes.

 

XX_Lines

Dataset Type:     FeatureClass

Geometry:         Polylines

Field Name

Type

Length

Null

Description

shape

OID

0

Yes

Objects that define a spatial location of the feature

OBJECTID

String

4

No

ArcGIS unique key for feature & object class entities

createdby

Date

255

Yes

Who created line

datecreated

String

8

Yes

Date created

modifiedby

Date

255

Yes

Who modified line

datemodified

Integer

8

Yes

Date modified

townshipoid

Double

4

Yes

Township object ID

dir

Double

8

Yes

Direction / bearing (RAW)

length

Double

8

Yes

Length /distance (RAW)

frompointoid

Integer

4

Yes

From point object ID

topointoid

Integer

4

Yes

To point object ID

tie

Small Integer

2

Yes

Tie (SID)

 

not_meas

Small Integer

2

Yes

Measurement not to be drawn (NOT)

sid_oid

Integer

4

Yes

Source ID

visibility

Small Integer

2

Yes

Visibility

origdirtype

Small Integer

2

Yes

Orignal direction type

origdisttype

Small Integer

2

Yes

Orignal distance type

orighzdatum

Small Integer

2

Yes

Orignal horizontal datum

origcoordsys

Small Integer

2

Yes

Original coordinate system

origdistunits

Small Integer

2

Yes

Original distance units (DEF)

origdirunits

Small Integer

2

Yes

Original direction units

linemethod

Small Integer

2

Yes

Line method

hzangle

Double

8

Yes

Horizontal angle

hzangletype

Small Integer

2

Yes

Horizontal angle type

setupoid

Integer

4

Yes

Setup object ID

createdbycompoid

OID

4

Yes

Created by computation object ID

Lsa

Integer

2

No

Indicates if it is an original survey measure available for use in least square adjustment.

Linetype

Small Integer

2

Yes

Line type

Lsa_oid

Integer

4

Yes

Least square adjustment object ID

visible

Small Integer

2

Yes

Links to domYesNo domain.               Default is 1/Yes.

 

Note:  The three upper-case letters in parenthesis after some descriptions indicate the Geographic Coordinate Data Base source file extension for this data.  For example (RAW) indicates that the data source is the GCDB Township.RAW file.