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Table 1

Parameters of the maps.

Synthesized beama

Frequency HPBW PA Spectral resolution rms noiseb
Observation Telescopea (GHz) (arcsec) (deg) (km s-1) (mJy beam-1)

continuum SMA 225.31 0.95 × 0.75c 61c 3.0c
continuum PdBI 214.30 0.89 × 0.29 10 3.2
13CH3CN (12K–11K) PdBI 214.374d 0.89 × 0.29e 10 0.25 15
C18O (2–1) SMA 219.560 0.83 × 0.64e 55 0.6 35
HNCO (100,10–90,9) SMA 219.798 0.72 × 0.51 46 0.6 45
H213CO (31,2–21,1) SMA 219.909 0.72 × 0.51 46 0.6 45
SO (65–54) SMA 219.949 0.83 × 0.64e 55 0.6 40
CH3OH (80,8–71,6) SMA 220.079 0.66 × 0.48 48 0.6 45
HCOOCH3 (172,15–164,2) SMA 220.167 0.71 × 0.50 45 0.6 45
CH2CO (11,11–101,10) SMA 220.178 0.71 × 0.50 45 0.6 45
HCOOCH3 (174,13–164,12) SMA 220.190 0.71 × 0.50 45 0.6 45
13CO (2–1) SMA 220.399 0.83 × 0.64e 55 1.0 35
13CO (2–1) SMA+IRAM 30-m 220.399 3.57 × 2.02 71 1.0 116
CHCN (12K–11K) SMA 220.638d 0.67 × 0.47 47 0.6 45
C2H5CN (252,24–242,23) SMA 220.661 0.67 × 0.48 47 0.6 45
CH3CN (12K–11K) SMA 220.747d 0.71 × 0.50 46 0.6 40
CH3CN v8 = 1 ( K,l = 6,  + 1) SMA 221.312 0.66 × 0.47 46 0.6 40
CH3CN v8 = 1 (K,l = 3,  − 1) SMA 221.338 0.66 × 0.47 46 0.6 40
CH3OH (81,8–70,7)E SMA 229.759 0.65 × 0.47 48 0.6 50
CH3OH (195,14–204,17)A −  SMA 229.939 0.65 × 0.47 47 0.6 45
CH3OH (32,2–41,4)E SMA 230.027 0.65 × 0.47 48 0.6 45
12CO (2–1) SMA 230.538 0.86 × 0.68e 54 1.5 40
12CO (2–1) SMA+IRAM 30-m 230.538 3.37 × 1.96 70 1.0 116
OCS (19–18) SMA 231.061 0.69 × 0.50 46 0.6 50
13CS (5–4) SMA 231.221 0.70 × 0.49 46 0.6 50

Notes. 

(a)

The synthesized CLEANed beams for maps with the ROBUST parameter of Briggs (1995) set equal to 0;

(b)

for the molecular line observations the 1σ noise is per channel;

(c)

the synthesized beam for the SMA VEX configuration map is at PA = 52°, and the rms noise is 3.2 mJy beam-1;

(d)

the frequency is that of the K = 0 component;

(e)

the synthesized CLEANed beams for maps using natural weighting.

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