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Table 3

Results of submm continuum emission observations.

Name Peak Position (J2000) I 890   μm a S 890   μm b D d c R d d M d e
RA(hh:mm:ss) Dec(dd:mm:ss) (Jy beam-1) (Jy) (arcsec) (pc) (M)

SMA1 18:27:38.069  −11:56:37.30 1.89 3.2 2.4 0.072 1300
SMA2 18:27:38.021  −11:56:38.75 0.29 0.52 1.5 0.045 220
SMA3 18:27:37.955  −11:56:35.08 0.25 0.15 0.81 0.025 60

Notes. 

(a)

Peak intensity. The uncertainty may be given by the 3σ level of the image noise level, i.e., 0.1 Jy beam-1.

(b)

Flux density, see Sect. 3.1.2.

(c)

Effective diameter of the submm emission, which is given by where A is the area enclosed by the 5σ level contour enclosing each source. Note that, at SMA2 and SMA3, the 5σ level corresponds to the 61% and 71% levels with respect to their peak intensities, respectively.

(d)

Effective radius of the submm emission.

(e)

Mass of the core estimated from the flux S890   μm in Col. 5, assuming β = 1 and a dust temperature of 80 K.

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