visibleDuration

6 triples
GPTKB property

Random triples
Subject Object
gptkb:supernova_SN_1054 about 2 years
gptkb:Guest_Star_of_1054 23 days (daytime)
gptkb:Guest_Star_of_1054 nearly 2 years (nighttime)
gptkb:Great_Comet_of_1811 about 260 days
gptkb:SN_1006 several months
gptkb:SN_1054 about 2 years