The optical and H-alpha data were obtained with the Southern Astrophysical Research (SOAR) Telescope in Chile.
可见光和H-alpha的数据是由位于智利的南半球天体物理探测望远镜获得的。
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Ionized by energetic starlight, a hydrogen atom emits the characteristic red H-alpha light as its single electron is recaptured and transitions to lower energy states.