astronomical seeing

amount of apparent blurring and twinkling of astronomical objects due to atmospherical effects

en-US/ˌæstɹəˈnɑmɪkəl ˈsiiŋ/
en-GB/ˌæstɹəˈnɒmɪkl ˈsiːɪŋ/

دسته بندی ها:

optical aberration