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Table 1

Physical parameters of the radio emission.

Component μ (mas/yr) βapp(c) δ var T0 (days)

NC1 1.30±0.04 24.88±0.88 7.03±0.35 783
NC2l 0.45±0.00 8.71±0.13 13.84±0.69 900
NC2u 1.93±0.14 37.06±2.75
NC3l 0.61±0.03 11.69±0.64 6.02±0.30 933
NC3u 1.87±0.17 35.78±3.29
NC4 0.87±0.04 16.81±0.95 6.91±0.34 1047
NC5 0.85±0.03 16.30±0.59 11.72±0.58 1079
NC6l 0.34±0.04 6.53±0.77 15.33±0.76 1092
NC6u 0.99±0.04 19.05±0.92
NC7 0.48±0.04 9.20±0.84 20.96±1.04 1203

Notes. l and u denote, respectively, lower and upper values of the component speeds.

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