VLBI Imaging of M81* at λ = 3.4 mm with Source-frequency Phase-referencing
Authors: Wu Jiang, Zhiqiang Shen, Dongrong Jiang, Ivan Martí-Vidal, and Noriyuki Kawaguchi
2018 The Astrophysical Journal Letters853L14.
Provider: AAS Journals
Caption: Figure 3.
Core size of M81* as a function of wavelength. Blue line corresponds to the major Gaussian axis fitted to the core; green line to the minor Gaussian axis. Black circles are the previous measurements; red circles are our new results.