occultations

英

美

(occultation 的复数) n. 掩蔽, 遮掩, 掩星
occultation 的复数

All the34 timing records with the length no more than one night, of lunar occultations of the Planets are collected and their dates and descriptions for celestial phenomena are checked.
收集并核查了中国古代34条最长计时单位为“夜”的计时月掩行星资料的日期和天象。
Astronomers won't have to wait that long to firm up their understanding of the outer solar system, though: Sicardy and his team already have occultations in hand from other Kuiper Belt objects.
但天文学家们不必等那久来证实他们对太阳系外层的理解。斯卡德和他的团队已经掌握了其它柯伊伯带星体的掩星。
The photoelectric occultations of two double stars
两对双星的月掩星光电观测
In close binary system Her X-I/ HZ Her, the gradual occultations of the X-ray pulsar Her X-1 by its companion HZ Her offer a direct observational evidence of the atmospheric structure of HZ Her.
在密近双星系统HerX-1/HzHer中，HerX-1被HzHer掩食时的X射线光度变化，为研究HzHer的大气结构，提供了一个直接的观测证据。
A method of predicting occultations of point sources by planets and the moon
预报大行星、月球掩点源事件的一种方法