error of closure


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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°.
References in periodicals archive ?
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.
1, the actual error of closure is greater than the allowable error of closure.