Line fluxes & abundances in M31 HII regions
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From a spectroscopic survey of candidate H ii regions in the Andromeda Galaxy (M31) with MMT/Hectospec, we have identified 294 H ii regions using emission line ratios and...
本研究利用MMT/Hectospec设备,针对仙女座星系(M31)内的候选电离氢区(H ii regions)开展光谱巡天,通过发射线比值法共识别出294个电离氢区,并……



