0 5 ▁C ▁has ▁also ▁been ▁observed ▁to ▁perturb ▁Gli ese ▁ 1 0 5 ▁A ▁from ▁its ▁usual ▁position ; ▁from ▁that , ▁its ▁orbit ▁is ▁estimated ▁to ▁have ▁a ▁high ▁ecc ent ric ity ▁of ▁around ▁ 0 . 7 5 ▁and ▁a ▁sem im aj or ▁axis ▁of ▁ 1 5 ▁au . ▁Gli ese ▁ 1 0 5 ▁C ▁is ▁an ▁extremely ▁faint ▁red ▁d war f . ▁It ▁is ▁roughly ▁ 8 ▁to ▁ 9 ▁percent ▁the ▁mass ▁of ▁the ▁Sun , ▁and ▁it ▁is ▁about ▁ 2 0 , 0 0 0 ▁times ▁f ain ter ▁than ▁its ▁parent ▁star ▁in ▁visible ▁light — at ▁a ▁distance ▁of ▁ 1 ▁au ▁( the ▁distance ▁from ▁the ▁Earth ▁to ▁the ▁Sun ) ▁it ▁would ▁only ▁be ▁four ▁times ▁br ighter ▁than ▁the ▁full ▁moon . ▁ ▁References ▁ ▁External ▁links ▁ ▁Gli ese ▁ 1 0 5 ▁/ ▁H R ▁ 7 5 3 ▁ABC ▁Sol Station ▁entry . ▁▁ ▁Gli ese ▁ 1 0 5 ▁ ▁Category : C et us ▁( const ell ation ) ▁Category : K - type ▁main - sequence ▁stars ▁Category : M - type ▁main - sequence ▁stars ▁H R , ▁ 0 7 5 3 ▁ 0 1 6 1 6 0 ▁ 0 1 2 1 1 4 ▁ 0 7 5 3 ▁Cet i , ▁B X ▁ 0 1 0 5 ▁Cet i , ▁ 2 6 8 ▁Category : Tri ple ▁star ▁systems ▁Category : D