Table 1
Log of observations.
| Epoch # | Day of | Freq. | Participating telescopes | Longest baseline | beam FWHM | S |
| 2009 | (GHz) | (km) | (mas × mas, °) | (mJy) | ||
|
|
||||||
| 0 | Apr. 21 | 1.6 | Ef, Cm(+Da), Jb1, Mc, On, Tr, Wb | Jb-Tr, 1 388 | 35.4 × 22.9,11.7 | 173 ± 20 |
| 1 | May 23 | 22.2 | Sh, Mp, Ho, Ks, Ef, Mc, On, Cm, Jb2 | Ef-Ho, 12 359 | 0.38 × 0.15,39.1 | 665 ± 130 |
| 2 | Jun. 10 | 22.2 | Sh, Mp, Ho, Ks, Ef, Mc, On, Mh, Ys, Cm, Jb2 | Ys-Mp, 12 458 | 0.43 × 0.14,43.3 | 345 ± 70 |
| 3 | Jul. 04 | 22.2 | Sh, Ks, Mp, Ho, Pa, AT, Ef, Mc, On, Mh, Cm, Jb2 | Ks-Mc, 8 811 | 0.42 × 0.35,39.5 | 445 ± 90 |
Notes. The two-letter station abbreviations are: AT – Australia Telescope Compact Array (ATCA, 6 × 22 m), Cm – Cambridge (32 m, limited to 128 Mbps in all experiments), Da – Darnhall (25 m, limited to 128 Mbps in all experiments), Ef – Effelsberg (100 m), Ho – Hobart (26 m, limited to 128 Mbps and a single polarization in all experiments), Jb1 – Jodrell Bank (Lovell Telescope, 76 m), Jb2 – Jodrell Bank (MarkII telescope, 32 × 25 m), Ks – Kashima (34m, limited to 128 Mbps and a single polarization in all experiments), Mc – Medicina (32 m), Mh – Metsahovi (14 m), Mp – Mopra (22 m), On – Onsala (20 m), Pa – Parkes (64 m), Sh – Shanghai (25 m), Tr – Torun (32 m), Ys – Yebes (40 m), Wb – Westerbork Synthesis Radio Telescope (WSRT, 12 × 25 m).
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