3 papers
astro-ph.GA2026
Multi-frequency mapping of the S255IR region at a wavelength of 1~mm
E. A. Mikheeva, S. V. Kalenskii, S. -Y. Liu +2
The results of interferometric observations of the star-forming region S255IR in the frequency range 210--250 GHz are presented. The observations were carried out with the antenna…
astro-ph.SR2025
Dynamical Masses of Young Stellar Multiple Systems with the VLBA (DYNAMO-VLBA)
Jazmin Ordonez-Toro, Sergio A. Dzib, Laurent Loinard
Very Long Baseline Interferometry (VLBI) provides high angular resolution images and has been used for stellar astrometry for decades. The DYNAMO-VLBA project utilizes the Very Lon…
astro-ph.SR2025
VLBA Detections in the Oph-S1 Binary System near Periastron Confirmation of its Orbital Elements and Mass
JazmÃn Ordóñez-Toro, Sergio A. Dzib, Laurent Loinard +7
Oph-S1 is the most luminous and massive stellar member of the nearby Ophiuchus star-forming region. Previous Very Long Baseline Array (VLBA) observations have shown it to be an int…