Huh, I never really thought about it so I went and looked at my Trajan and Hardrian coins. While this Trajan isn't the longest shown but it is longer than any Hadrian I have. Trajan, AD 98-117. Æ10, 8.6g, 12h. SYRIA, Cyrrhestica, Cyrrhus. Obv.: AVTOKP KAIC NEP TPAIANOS APIST CEB ΓEPM DAK ΠAΡΘI; Laureate head right. Rev.: KYPPHC/TWN in two lines; A below; all within wreath. Reference:Butcher 1; BMC 2; SNG Copenhagen 45 var. (B on reverse).