Distributions of gas and small and large grains in the LkHα 330 disk trace a young planetary system

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Table 1

Best parameters from spiral fitting following Eq. (1).

	Spiral NE	Spiral SW	Units
r₀			mas
b			mas/deg
r_inner			mas
r_outer			mas
µ_inner			deg
µ_outer			deg

Notes. Inner and outer refer to the side of each spiral that is closer or farther from the disk center, respectively. “mas” stands for milliarcsecond. NE refers to the north-east, whereas SW refers to the south-west spiral.

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