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Table 2
Results of the VLBA, LBA, and EVN observations.
| Interferometer | Transition | Results for the brightest maser spot | ||||
|---|---|---|---|---|---|---|
| RA (J2000) | Dec (J2000) | Vp | Sp | ΔVLSR | ||
| Day-of-the-year | (GHz) | (h m s) | (° ′ ″) | (km s−1) | (Jy beam−1) | (km s−1) |
| VLBA DOY: 270 | 6.7 CH3OH | 18 35 08.14243±0.00007 | −07 35 03.9242±0.0010 | 115.3 | 2.34 | 107.5–120.0 |
| 12.2 CH3OH | 18 35 08.13433±0.00006 | −07 35 04.2806±0.0008 | 110.3 | 0.97 | 110.1–112.1 | |
| 22.2 H2O(a) | 18 35 08.13231±0.00008 | −07 35 04.1437±0.0012 | 125.1 | 7.72 | 122.1–127.1 | |
| VLBA DOY: 300 | 6.7 CH3OH | 18 35 08.14235±0.00007 | −07 35 03.9269±0.0010 | 115.4 | 5.80 | 107.5–120.1 |
| 12.2 CH3OH | 18 35 08.13428±0.00006 | −07 35 04.2815±0.0008 | 110.3 | 1.03 | 110.0–112.1 | |
| 22.2 H2O | 18 35 08.13234±0.00008 | −07 35 04.1443±0.0012 | 125.0 | 8.17 | 122.2–127.0 | |
| VLBA DOY: 336 | 6.7 CH3OH | 18 35 08.14234±0.00007 | −07 35 03.9266±0.0010 | 115.4 | 2.59 | 109.8–120.2 |
| 12.2 CH3OH | 18 35 08.13430±0.00006 | −07 35 04.2821±0.0008 | 110.3 | 0.56 | 110.2–110.6 | |
| 22.2 H2O | 18 35 08.13233±0.00008 | −07 35 04.1453±0.0012 | 124.8 | 9.39 | 122.1–127.1 | |
| LBA DOY: 271 | 6.7 CH3OH | 18 35 08.14238±0.00009 | −07 35 03.9259±0.0014 | 115.3 | 8.97 | 107.6–120.1 |
| EVN DOY: 280 | 6.7 CH3OH | 18 35 08.14231±0.00010 | −07 35 03.9247±0.0010 | 115.2 | 7.34 | 108.1–120.2 |
Notes. (a) the coordinates taken from VLBA DOY: 300 (see Sect. 2.1 for details).
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