Nova in Cassiopeia: N Cas 2021 2021 카시오페이아자리 신성 Nova in Cassiopeia: N Cas 2021 (PNV J23244760+6111140, CzeV3217) Finder Chart. 2021 카시오페이아자리 신성 찾아보기. http://cometsky.com/astronews/n_cas_2021_finder_chart_final_bsyeom.jpg Detailed chart of N Cas 2021 : https://skyandtelescope.org/wp-content/uploads/N-Cas-2021-AAVSO-chart.jpg Bum-Suk Yeom. 염범석. 2021. 3. 29. 이전 1 다음