Argentina: Tier 1 - 2004-05

Argentina: Tier 1 - 2004-05 - Earliest Hamiltonian win cycle
Racing Club beat Huracán Tres Arroyos 1-0 (H) on 6 Nov 2004
Huracán Tres Arroyos beat Club Olimpo 2-1 (H) on 26 Sep 2004
Club Olimpo beat Rosario Central 1-0 (H) on 23 Sep 2004
Rosario Central beat Vélez Sarsfield 1-0 (A) on 20 Oct 2004
Vélez Sarsfield beat Independiente 2-0 (A) on 3 Oct 2004
Independiente beat Boca Juniors 2-1 (H) on 19 Sep 2004
Boca Juniors beat Gimnasia de La Plata 2-1 (H) on 12 Sep 2004
Gimnasia de La Plata beat CA Colón 2-0 (H) on 21 Oct 2004
CA Colón beat Quilmes 1-0 (A) on 12 Sep 2004
Quilmes beat Arsenal de Sarandí 2-0 (H) on 20 Oct 2004
Arsenal de Sarandí beat Instituto Córdoba 1-0 (A) on 18 Sep 2004
Instituto Córdoba beat Argentinos Juniors 2-1 (A) on 22 Aug 2004
Argentinos Juniors beat San Lorenzo 1-0 (H) on 16 Oct 2004
San Lorenzo beat Banfield 3-1 (H) on 2 Oct 2004
Banfield beat Almagro 2-0 (A) on 23 Sep 2004
Almagro beat Newell's Old Boys 1-0 (H) on 31 Oct 2004
Newell's Old Boys beat Estudiantes 1-0 (H) on 2 Oct 2004
Estudiantes beat Lanús 5-0 (H) on 24 Oct 2004
Lanús beat River Plate 1-0 (H) on 20 Oct 2004
River Plate beat Racing Club 2-1 (A) on 12 Sep 2004

HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.