Unveiling the Hot Molecular Core in the Ultracompact \hii Region with Extended Emission G12.21--0.10

Eduardo de la Fuente, Miguel A. Trinidad, Alicia Porras +5

We present a multiwavelength study of the cometary \hii region G12.21--0.10 using the VLA and OVRO. Both radio continuum (0.3, 0.7, 2 and 3.6~cm) and spectral lines of H41$\alpha$, $^{1…