· · · ·


Iclarclau, Delta Scorpii, 7 Scorpii

Proper NamesDschubba, Iclarclau (sometimes spelt Iclarclav)
Bayer DesignationDelta Scorpii
Flamsteed Number7 Scorpii
HR (BSC)5953
Right Ascension16h 0m 20s
Declination-22° 37' 18"
Distance491 light years
151 parsecs
MagnitudeApparent: +2.3
Absolute: -3.6
Spectral ClassB0.3IV Blue Subgiant
Optimum VisibilityJune
NotesDschubba is a binary and possibly a ternary system, with the primary subgiant a variable star of the Gamma Cassiopeiae type. Rapid rotation causes material to erupt from Dschubba's equator, creating a ring of matter around the star, and causing its apparent brightness to vary over time.

Imagery provided by Aladin sky atlas


Related Entries