VIcJHK photometry of NGC 1893 Halpha sources

Using H{alpha} grism spectroscopy and optical and Two-Micron All-Sky Survey photometry of the fields containing NGC 1893 and two emission nebulae, Sim 129 and Sim 130, we show...本研究针对包含NGC 1893以及两个发射星云Sim 129与Sim 130的天区，采用氢α线（Hα）光栅光谱学方法，并结合光学测光与2微米全天巡天（Two-Micron All-Sky Survey）测光数据，展示了