Sent_en: 2zh Astronomers who own amateur-class telescopes with apertures as small as 10 to 12 inches may be able to sight the ejecta cloud as it will have a period of brightness about one minute after impact.
Sent_yy: 如果天文学家用带有小到10-12英寸光圈的业余级别望远镜观看，可能会看到喷出的云，因为它会在碰撞之后持续发光大约一分钟左右。