On the nature of the azimuthal asymmetry of protoplanetary disks observed pole-on. The case LkHa 101

Tatiana Demidova, Vladimir Grinin

The model of a protoplanetary disk of a star with a low-mass companion ($M_2:M_1\le 0.1$), moving on a circular orbit, which slightly inclined to the disk plane ($\le 10^{\circ }$)…