Fig. 25
Same as Fig. 19 for the Guitar Core in L1287, for the NH3 (1, 1) (blue circles)and (2, 2) lines (red circles). The rings used were 1″ wide, and a systemic velocity V sys = −18.55 km s−1 was adopted. The best fit was obtained for an infinite infall radius, and a central mass M* = 4.4 M⊙ (black dashed line).
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