October 18, 2018 | No Comments 今年のオリオン座流星群は極大日時が10月22日02時（JST）で、極大時刻は条件が良いものの、輝度90.69%の満月に近い月明かりが邪魔になりそうです。この流星群は比較的明るくて速度が速い流星が多く、ピークがなだらかなことが特徴です。 Orionids 2018 — Part 2へと続く。 Share this: Email a link to a friend (Opens in new window) Email Share on Pinterest (Opens in new window) Pinterest Share on WhatsApp (Opens in new window) WhatsApp Print (Opens in new window) Print Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X More Share on LinkedIn (Opens in new window) LinkedIn Related