https://blog.wongcw.com/2022/08/05/%e7%b4%ab%e9%87%91%e5%b1%b1%e5%a4%a9%e6%96%87%e5%8f%b0%e6%96%b0%e7%99%bc%e7%8f%be%e5%85%a9%e9%a1%86%e8%bf%91%e5%9c%b0%e5%b0%8f%e8%a1%8c%e6%98%9f/
紫金山天文台新發現兩顆近地小行星