2 papers
astro-ph.IM2025
The Relationship between Image Dynamic Range and Antenna-based Gain Errors
T. K. Sridharan, K. Golap, S. Bhatnagar +1
The ngVLA science requirements call for continuum image dynamic ranges of 45 dB and 35 dB at 8 and 27 GHz respectively. In interferometric aperture synthesis imaging, visibility am…
astro-ph.IM2025
Approaches to High Dynamic Range Imaging - Application to the ngVLA
T. K. Sridharan, S. Bhatnagar, P. Jagannathan +1
The ngVLA is a new interferometric radio astronomy facility with transformative capabilities, being developed by the National Radio Astronomy Observatory. It combines two orders of…