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Table 1
Parameters of the ALMA observations.
| Parameter | 12-m array | 7-m array |
|
|
||
| Primary beam | ~60″ | ~105″ |
| Max recoverable scalea | 25′′ | 42′′ |
| Synthesized beam |
|
|
| Beam position angle | 71° | 76° |
| No. of mosaic points | 127 | 42 |
| On-source time | 78 min | 3h 44 min |
| Baseline length range | 15.1–348.5 m | 8–48.9 m |
| 5.0–116.2 kλ | 2.7–16.3 kλ | |
| Achieved rms | 0.14 mJy beam-1 | 2.3 mJy beam-1 |
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