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Table 1.
Observational set-up of the ALMA-cycle 2 data set.
Spectral window | 12CO(2–1) | 13CO(2–1) | Continuum | ||
---|---|---|---|---|---|
1.28 mm | 1.38 mm | 1.33 mma | |||
Frequency | 230.538 GHz | 220.398 GHz | 234.006 GHzb | 217.040 GHzb | 225.204 GHzb |
Bandwidth | 117 MHz | 117 MHz | 2 GHz | 2 GHz | 4 GHz |
Native channel width | 122 kHz | 122 kHz | 15.6 MHz | 15.6 MHz | – |
Primary beam | 25.3″ | 26.4″ | 24.9″ | 24.9″ | – |
Synthesized beam | 0″̣24 × 0″̣19 | 0″̣25 × 0″̣20 | 0″̣25 × 0″̣18 | 0″̣28 × 0″̣19 | 0″̣26 × 0″̣18 |
Beam PA | 26.8∘ | 31.2∘ | 27.2∘ | 31.2∘ | 29.7∘ |
Rms noise levelc | 2.0 mJy beam−1 | 2.3 mJy beam−1 | 30.96 μJy beam−1 | 29.15 μJy beam−1 | 21.74 μJy beam−1 |
Fluxd | 15.4 Jy km s−1 | 0.88 Jy km s−1 | 24.53 mJy | 20.85 mJy | 22.30 mJy |
Notes.
(b)
The mean frequency was calculated assuming a S(ν) ∝ ν−2.2 emission spectra accurately describes the interstellar medium spectral energy distribution slope in frequency range considered.
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