A radially pulsating star remains spherical in shape, while in the case of nonradial pulsations the star's shape periodically deviates from a sphere, and even neighboring zones of its surface may have opposite pulsation phases.Low amplitude group of Delta Sct variables (light amplitude < 0.1 mag...
小韩在追星
2025-06-03 03:28
海尔全自动洗衣机怎么样
and Charles E. Worley, 天文部, 美国海军天文台, 3450 Massachusetts Ave, NW, Washington, DC 20392, USA)发现者参考: H 39观测者: Herschel, W.成员记录数目: 1成员: ABRA (J2000.0): 18h 36.9mDec (J2000.0): +38°46'测量数目: 45首次观测日期: 1836方位角: 138?...