error of closure

[′er·ər əv ′klō·zhər]

(engineering)

Also known as angular error of closure.

The amount by which the measurement of the azimuth of the first line of a traverse, made after completing the circuit, fails to equal the initial measurement.

The amount by which the sum of the angles measured around the horizon differs from 360°.

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2 per cent per annum (error of closure over the 1996-2001 intercensal period) Table 8: Estimating the 1996-2001* error of closure for the NT Indigenous population Component of change Value Experimental ERP, mid-1996** 51,876 Registered births to Indigenous mothers 6,504 Proportion Indigenous infants (Table 6) 0.

Indigenous population change in the Northern Territory 1966 to 2031

1, the actual error of closure is greater than the allowable error of closure.

Chapter 6 Profile leveling

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