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Table 1

Log of observations, image parameters, and model fit results.

Epoch EVN data e-MERLIN data
Date in HPBW Ipeak Inoise S5.0,JMFIT HPBW Ipeak Inoise S5.0,JMFIT ΔS5.0
2016 MJD (mas × mas, °) (μJy beam-1) (μJy) (mas × mas, °) (μJy beam-1) (μJy) (μJy)
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)

March 16 57 463.8 10.1 × 6.2,3.9 123 18 125 ± 22 ... ... ... ...
May 10 57 518.6 9.7 × 6.1,8.7 113 14 137 ± 20 261 × 25,12 169 55 176 ± 58 40 ± 60
May 31 57 539.6 10.9 × 6.1,−7.5 107 16 117 ± 20 231 × 27,11 145 48 158 ± 51 40 ± 55
June 2 57 541.6 9.3 × 5.3,1.3 133 20 125 ± 32 212 × 28,10 246 52 264 ± 59 140 ± 70

Notes. Columns 1, 2: observation date; Cols. 36: EVN half-peak beam width (HPBW), naturally weighted image peak brightness and 1σ noise level, and results of a 2d Gaussian fit to the image brightness distribution; Cols. 710: same as Cols. 36, for e-MERLIN data; Col. 11: flux density difference between e-MERLIN and EVN data.

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