▁ 2 9 1 5 ▁( Blue ▁Comp act ▁D war f , ▁B CD , ▁Me urer , ▁Mack ie ▁and ▁Car ign an ▁ 1 9 9 4 ); ▁ ▁the ▁Gal axy ▁( S bc / SB bc , ▁de ▁V auc ou le urs ▁ 1 9 7 0 ); ▁ ▁Mal in ▁ 2 ▁( L ow ▁Sur face ▁Bright ness , ▁L SB , ▁McG augh ▁and ▁Both un ▁ 1 9 9 4 ) ▁are ▁indicated ▁with ▁types ▁ ▁given ▁in ▁[ ▁ ]. ▁ ▁v 0 : ▁The ▁corrected ▁re cess ion ▁velocity ▁relative ▁to ▁the ▁Local ▁ ▁Group ▁cent roid , ▁in ▁km ▁s − 1 ▁from ▁R SA . ▁Red sh ifts ▁( z ) ▁are ▁given ▁in ▁[ ▁] ▁when ▁v 0 ▁is ▁not ▁listed ▁in ▁R SA . ▁Vel oc ities ▁for ▁NGC ▁ 2 9 1 5 ▁and ▁Mal in ▁ 2 ▁are ▁from ▁the ▁NASA / IP AC ▁Ext rag al actic ▁Database ▁( N ED ) ▁and ▁are ▁hel i oc ent ric . ▁ ▁Dist ance : ▁In ▁M pc ▁from ▁Tul ly ▁( 1 9 8 8 ), ▁except ▁for ▁the ▁Gal axy ▁( M ez ger ▁et ▁al . ▁ 1 9 9 6 ); ▁L MC ▁( 5 0 ▁k pc . ▁Note : ▁Pan ag ia ▁et ▁al . ▁ 1 9 9 1 ; ▁distance ▁to ▁SN ▁ 1 9 8 7 A , ▁D ( 1 9 8 7 A )