Table 2.

Mean error in fine alignment process.

Scenario	References			Estimated
	$\mathit{\varphi }$	$\mathit{\theta }$	$\mathit{\psi }$	$\mathit{\varphi }$	$\mathit{\theta }$	$\mathit{\psi }$
1	−1.4	−1.2	91.3	−1.6	−0.8	90.8
2	−1.9	0.9	24.1	−1.8	−0.4	27.6
3	−1.9	−0.4	176.4	−2.4	−0.9	174.5
4	−2.1	21.0	106.8	−3.0	20.7	102.6
5	0.6	−8.6	71.2	1.1	−9.0	72.0
6	1.2	32.9	194.4	−0.7	34.5	191.4
7	5.0	−5.6	169.2	5.3	−5.4	173.6
8	−10.1	−4.9	161.9	−10.3	−4.5	164.6