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Table 2

Coordinates of the center (mean) points of the features located in regions 2.A and 2.D, from Fig. 2; and their offsets between the observations from D07 and ours.

Reference Region Δα (mas) Δδ (mas)

Present work NReg +2.3 +29.2
Present work SReg +9.7  −44.0
D07 NReg +2.6 +26.2
D07 SReg +2.4  −34.6

Offset NReg  −0.3 +2.9
Offset SReg +7.4  −9.4
Offset Total 7.7 12.3

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