Milliarcsecond structure of water maser emission in two young high-mass stellar objects associated with methanol masers

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Table 5

Parameters derived from fitting the biconical outflow model of Moscadelli et al. (2000).

Source	X_o	Y_o		PA	θ	Ψ	χ²
	(mas)	(mas)	(km s^-1)	(°)	(°)	(°)

G31.581+00.077
O1	72	68	−77.0	−16	15	83	1.7
O2	110	−46	7.7	67	17	45	0.7
G33.641−00.228	15	5	15.2	16	9	67	0.1

Notes. In the case of G31.581 + 00.077, two model fits are presented as described in Sect. 4.3.

⁽¹⁾

Constant velocity of a maser spot, + for a direction radially outward from the central star.

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