Dhameystir weedha soo socota: Coogan waxaa tababaray jaamacadda Maryland Charles Florence Torpey, oo madax ka ahaa kooxaha orodka ragga iyo dumarka ee jaamacadda La Salle ilaa geeridiisa. Intii uu ku jiray jaamacadda, Coogan wuxuu ku takhasusay tartanka dhaadheer. Coogan waxa uu ahaa qofkii ugu horeeyay ee reer Massachusetts ah oo masaafo ka yar afar daqiiqo ku ordaya. Bishii Maarso 1995, Ciyaarihii Pan-American (Mar del Plata, Argentina), Coogan wuxuu ku guuleystay billaddii lacagta ahayd ee Marathon, waqtigii ahaa 2:15:21. Wuxuu maamulayay
Marathon-ka Olombikada Xagaaga ee 1996 ee Atlanta, oo kaalinta 41-aad la galay 2:20:27, ka dib markii uu kaalinta labaad ka galay Marathon-ka Imtixaanka Olombikada Mareykanka oo leh 2:13:05 (waqtigiisii ugu fiicnaa ee noloshiisa). Wuxuu sidoo kale kaalinta saddexaad ka galay Marathon-ka Imtixaanka Olombikada ee Mareykanka 2000 oo leh waqti dhan 2:17:04, laakiin kama uusan tartamin Olombikada 2000 ee Sydney sababtoo ah ma uusan gaarin waqtiga u qalmitaanka Olombikada "A". Wuxuu ka fariistay tartamada tartanka tartanka 2004.