Measurement of the X-ray proper motion in the south-east rim of RX J1713.73946

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Table 1

Best-fitted expansion parameters.

Parameter^a	Inner region	Outer region^d

Δθ (arcsec)	7.89 ± 0.67_stat ± 0.9_syst
(arcsec yr^-1)	0.61 ± 0.051_stat ± 0.069_syst
θ (°)^b	0.47	0.55
(kyr^-1)	0.36 ± 0.030_stat ± 0.041_syst
V_shock (km s^-1)^c	2880 ± 240_stat ± 330_syst

Notes.

^(a)

Statistical errors are at the 90% confidence level.

^(b)

Distance of the rim to the central compact object.

^(c)

Assuming a distance of 1.0 kpc.

^(d)

The Cstat profile in the outer region shows a small asymmetry and two-sided errors are reported.

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