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Galactic H II Regions in the LAMOST Medium-Resolution Spectroscopic Survey of Nebulae

  • Authors: Yunning Zhao, Wei Zhang, Lin Ma, Shiming Wen, Tao Jing, Cheng Li, Zheng Zheng, Aiyuan Yang, Shichao Han, Juanjuan Ren, Jianjun Chen, Hong Wu, Yongheng Zhao

Yunning Zhao et al 2026 The Astronomical Journal 172 .

  • Provider: AAS Journals

Caption: Figure 2.

Example of the sky/DIG subtraction procedure. The observed spectrum before sky/DIG subtraction is shown in the top panel, while the sky/DIG-subtracted spectrum is shown in the bottom panel. The main emission lines are marked with red dashed vertical lines. The flux is given in units of ADU.

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