6 ▁years ▁prior ▁to ▁its ▁official ▁discovery ▁observation ▁at ▁N ank ing . ▁ ▁Phys ical ▁characteristics ▁▁ ▁The ▁Coll abor ative ▁Ast ero id ▁Light cur ve ▁Link ▁assumes ▁a ▁standard ▁al bed o ▁for ▁st ony ▁astero ids ▁of ▁ 0 . 2 0 ▁and ▁calcul ates ▁a ▁diameter ▁of ▁ 6 . 2 ▁kilom eters . ▁A ▁rot ational ▁light cur ve ▁of ▁Magn anim ity ▁was ▁obtained ▁from ▁phot ometric ▁observations ▁by ▁Czech ▁astronom er ▁Pet r ▁Pra vec ▁at ▁O nd ř ej ov ▁Observ atory ▁in ▁September ▁ 2 0 1 3 . ▁It ▁gave ▁a ▁well - defined ▁and ▁longer - than - aver age ▁rotation ▁period ▁of ▁ ▁hours ▁with ▁a ▁bright ness ▁variation ▁of ▁ 0 . 2 5 ▁magnitude ▁( ). ▁ ▁N aming ▁▁ ▁This ▁minor ▁planet ▁was ▁named ▁Magn anim ity ▁in ▁response ▁to ▁the ▁September ▁ 1 1 ▁attacks . ▁As ▁a ▁comm emor ative ▁gesture , ▁the ▁I AU ' s ▁Committee ▁for ▁the ▁N omen cl ature ▁of ▁Small ▁Bod ies ▁chose ▁three ▁objects ▁discovered ▁from ▁observ ator ies ▁on ▁different ▁contin ents ▁and ▁christ ened ▁them ▁with ▁names ▁representing ▁some ▁of ▁the ▁most ▁basic ▁and ▁universal ▁human ▁values . ▁The ▁other ▁two ▁se lections ▁were ▁ 8 9 9 0   Com pass ion ▁( dis cover ed ▁from ▁Europe ) ▁and ▁ 8 9 9 1   Sol id ar ity ▁( dis cover ed ▁from ▁South ▁America ). ▁The ▁approved ▁naming ▁c itation ▁was ▁published