this BEATA has a star on the bottom of the helmet. I had another example; but the star was smaller.
Constantine I
A.D. 321
19x20mm 2.7g
CONSTA-NTINVS AVG; helmeted and cuirassed bust right.
BEATA TRAN-QVILLITAS; globe set on altar inscribed VOT / IS / XX; above, three stars
In ex. STR
RIC VII Trier 303