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ELFO: A Python Package for Emission Line Fitting Optimization in Integral Field Spectroscopy Data

  • Authors: Hui Guo, Guilin Liu, Jianghui Xu, Chao Geng, Zhicheng He, Shiyin Shen, Lei Hao

Hui Guo et al 2026 The Astronomical Journal 171 .

  • Provider: AAS Journals

Caption: Figure 6.

Velocity and flux maps of the Hα emission line for MR 2251-178, derived using the selection method. (a) The line center velocity map of Hα narrow component. (b)The flux map of Hα narrow component. Only spaxels where the peak of the Hα line is detected with SNR > 5 are plotted.

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