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Table 1
Parameters of the ATCA observations and data.
| Phase center (J2000): | |
| Right ascension | 06:58:37.62 |
| Declination | −55:57:04.8 |
|
|
|
| 3 mm band | |
| Central observing frequency | 30.5 GHz |
| Configuration | 214H |
| Bandpass calibrator | 1921–293 |
| Phase calibrator | 0537–441 |
| Primary flux calibrator | Uranus |
| Primary beam FWHM | 38′′ |
| Synthesized beam1 | 2 1 × 17; 82° |
| Channel velocity width | 3.3 km s-1 |
| Final velocity resolution | 80 km s-1 |
| Noise level2 | 1.6 mJy |
|
|
|
| 7 mm band | |
| Central observing frequency | 91 GHz |
| Configuration | 750A and 750D |
| Bandpass calibrator | 0537–441 |
| Phase calibrator | 0724–47 |
| Primary flux calibrator | Uranus |
| Primary beam FWHM | 110′′ |
| Synthesized beam1 | 55 × 16; − 8° |
| Channel velocity width | 9.8 km s-1 |
| Final velocity resolution | 80 km s-1 |
| Noise level2 | 0.85 mJy |
Notes. 1 Beam full-width at half maximum (FWHM) and position angle, measured counter-clockwise from the north. 2 Measured in the final spectra, and referring to a resolution element of 80 km s-1.
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