▁ 2 2 ▁January ▁ 1 9 0 3 , ▁or ▁ 1 4 ▁years ▁prior ▁to ▁its ▁official ▁discovery ▁observation . ▁ ▁N aming ▁▁ ▁This ▁minor ▁planet ▁was ▁named ▁in ▁honor ▁of ▁Franz ▁Wolf , ▁son ▁of ▁the ▁discover er ▁Max ▁Wolf . ▁The ▁ ▁was ▁also ▁mentioned ▁in ▁The ▁Names ▁of ▁the ▁Minor ▁Plan ets ▁by ▁Paul ▁Her get ▁in ▁ 1 9 5 5 ▁( ). ▁It ▁also ▁hon ors ▁the ▁discover er ' s ▁father , ▁Franz ▁Wolf , ▁a ▁phys ician ▁and ▁amateur ▁astronom er ▁who ▁fost ered ▁his ▁son ' s ▁interest ▁in ▁astronom y ▁by ▁setting ▁up ▁a ▁small ▁observ atory ▁in ▁the ▁back yard ▁when ▁Max ▁was ▁six teen . ▁ ▁Phys ical ▁characteristics ▁▁ ▁In ▁the ▁Bus – B in zel ▁S MA SS ▁classification , ▁Franz ia ▁is ▁a ▁common , ▁st ony ▁S - type ▁astero id . ▁ ▁Rot ation ▁period ▁▁ ▁Over ▁the ▁last ▁two ▁dec ades , ▁numerous ▁phot ometric ▁observations ▁of ▁Franz ia ▁have ▁been ▁proven ▁challeng ing ▁to ▁determine ▁a ▁well ▁defined ▁rotation ▁period . ▁In ▁August ▁ 2 0 1 8 , ▁a ▁rot ational ▁light cur ve ▁was ▁obtained ▁from ▁observations ▁by ▁Christ ophe ▁D eme aut is ▁and ▁Ra oul ▁Be hr end . ▁Light cur ve ▁analysis ▁gave ▁a ▁period ▁of ▁ ▁hours ▁with ▁a ▁bright ness ▁variation ▁of ▁ ▁magnitude ▁( ). ▁This ▁result ▁su pers edes ▁previous ▁observations . ▁ ▁Based ▁on ▁observations ▁taken ▁on ▁September ▁ 2 0 0