Table 4: Rotational offsets of Hipparcos and FK5 proper motions required to constrain the comparison of the two proper motion systems to the VLBI-determined correction of the luni-solar precession, $\Delta p=-3.0$ mas/yr.
[mas/yr] [mas/yr] [mas/yr]

$\dot{R}$ : $\omega_x\hspace{9.80mm}=-0.30$ $\omega_y\hspace{9.80mm}=0.60$ $\omega_z\hspace{9.80mm}=~~~0.70$

$\Delta\dot{R}$ : $\Delta\omega_x\hspace{7.8mm}=~~~0.06$ $\Delta\omega_y\hspace{7.8mm}=0.12$ $\Delta\omega_z\hspace{7.8mm}=-0.71$

$\Delta\dot{R}(\rm FK5)$ : $\Delta\omega_x(\rm FK5)=~~~0.24$ $\Delta\omega_y(\rm FK5)=0.48$ $\Delta\omega_z(\rm FK5)=-1.10$

**Table 4:** Rotational offsets of Hipparcos and FK5 proper motions required to constrain the comparison of the two proper motion systems to the VLBI-determined correction of the luni-solar precession, $\Delta p=-3.0$ mas/yr.
	[mas/yr]	[mas/yr]	[mas/yr]
$\dot{R}$ :	$\omega_x\hspace{9.80mm}=-0.30$	$\omega_y\hspace{9.80mm}=0.60$	$\omega_z\hspace{9.80mm}=~~~0.70$
$\Delta\dot{R}$ :	$\Delta\omega_x\hspace{7.8mm}=~~~0.06$	$\Delta\omega_y\hspace{7.8mm}=0.12$	$\Delta\omega_z\hspace{7.8mm}=-0.71$
$\Delta\dot{R}(\rm FK5)$ :	$\Delta\omega_x(\rm FK5)=~~~0.24$	$\Delta\omega_y(\rm FK5)=0.48$	$\Delta\omega_z(\rm FK5)=-1.10$

Source LaTeX | All tables | In the text

	1 Introduction
	2 Formulation of the problem
	3 Assessment of the spin matrix
	4 Conclusions
	References