*BEGIN 0122_1978_HL
;Approx declination for 1978
;*CALIBRATE DECLINATION 6
; ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
; 11/12/13 - Adjust magnetic declination so centre line
; surveys are aligned to Eur 79 grid rather than True North.
; Applying correction of -0.4 to original magnetic readings in
; Survex aligns to Eur79 grid.
; ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

*CALIBRATE DECLINATION 5.88; (6.28-0.4)

1	2	30	32	-14
2	3	16.9	352	-15
3	4	11.1	62	-26

3	5	30	238	10
5	6	9.7	313	-10
6	7	26.8	264	-30
;7 base of entr ladder

*END 0122_1978_HL