Assuming this event is identical to SN 1054, it would shine with an apparent magnitude of -8.71, about 1/40 as bright as the full moon despite its distance of over 1,800 light years.
In 1942, Duyvendak published one of the first articles in a Western language on the Crab Nebula supernova as observed by Chinese astronomers in 1054 during the Song dynasty.
SN 1054 |