Attribute: Horizontal accuracy

Acronym: HORACC

Code: 97

Attribute type: F

Definition:

The best estimate of the horizontal accuracy of horizontal clearance and distances.

Minimum value: 0

Indication:

Unit: defined in the HUNI subfield of the DSPM record or in the HUNITS attribute of the M_UNIT meta object class, e.g. metre (m)

Resolution: 0.1 m or 0.1 ft

Format:

xx.x

Example:

0.5 for an error of 0.5 metre.

Remarks:

The expected input is the radius of the two-dimensional error.

The error is assumed to be positive and negative. The plus/minus character shall not be encoded.