1‑Jul‑2013 | Manta CH | Hard | R32 | 543 | 164 | (3)Alejandro Gonzalez [COL] d. (WC)Massu | 6-3 6-2 | | 0.54 | 4.0% | 16.0% | 34.0% | 70.6% | 36.4% | 1/6 | 1:02 |
29‑Apr‑2013 | Ostrava CH | Clay | R32 | 521 | 271 | Damir Dzumhur [BIH] d. (WC)Massu | 6-1 6-1 | | 0.36 | 4.0% | 0.0% | 62.0% | 45.2% | 42.1% | 2/7 | 0:55 |
22‑Apr‑2013 | Savannah CH | Clay | R16 | 571 | 117 | (7)Wayne Odesnik [USA] d. (Q)Massu | 6-2 1-0 RET | | 0.45 | 3.3% | 6.7% | 36.7% | 72.7% | 31.6% | 0/2 | 0:47 |
22‑Apr‑2013 | Savannah CH | Clay | R32 | 571 | 207 | (Q)Massu d. Denys Molchanov [UKR] | 6-4 6-7(5) 7-6(4) | | 1.11 | 0.0% | 4.0% | 73.0% | 58.7% | 50.0% | 6/12 | 3:56 |
15‑Apr‑2013 | Panama City CH | Clay | R32 | 575 | 200 | Julio Cesar Campozano [ECU] d. (WC)Massu | 6-3 6-7(7) 7-5 | | 0.82 | 3.4% | 3.4% | 58.1% | 66.2% | 57.1% | 6/8 | 2:53 |
8‑Apr‑2013 | Guadalajara CH | Hard | R32 | 571 | 174 | Peter Gojowczyk [GER] d. (WC)Massu | 6-4 6-3 | | 0.78 | 9.8% | 1.6% | 70.5% | 67.4% | 50.0% | 7/9 | 1:22 |
1‑Apr‑2013 | Leon CH | Hard | R32 | 569 | 132 | (8)Alex Bogomolov Jr [RUS] d. (WC)Massu | 6-2 6-1 | | 0.54 | 2.4% | 4.8% | 47.6% | 30.0% | 40.9% | 2/8 | 1:00 |
26‑Mar‑2013 | San Luis Potosi CH | Clay | R32 | 571 | 212 | Adrian Menendez Maceiras [ESP] d. (WC)Massu | 7-6(6) 5-7 6-4 | | 0.99 | 1.8% | 6.2% | 61.9% | 67.1% | 41.9% | 5/11 | 3:16 |
11‑Mar‑2013 | USA F7 | Hard | R32 | 574 | 527 | Matheson Klein [AUS] d. (WC)Massu | 6-2 5-7 6-4 | | | | | | | | | |
4‑Mar‑2013 | Santiago CH | Clay | R32 | 574 | 197 | Marco Trungelliti [ARG] d. (WC)Massu | 6-7(6) 6-4 6-3 | | 0.83 | 1.0% | 4.1% | 61.2% | 61.7% | 55.3% | 1/6 | 2:44 |
25‑Feb‑2013 | Salinas CH | Clay | R32 | 572 | 272 | Renzo Olivo [ARG] d. (WC)Massu | 2-6 6-3 6-4 | | 0.88 | 1.3% | 11.7% | 54.5% | 59.5% | 51.4% | 3/8 | 2:01 |
4‑Feb‑2013 | Santiago | Clay | R32 | 578 | 101 | Albert Montanes [ESP] d. (WC)Massu | 6-7(6) 6-3 6-4 | | 0.84 | 1.6% | 8.1% | 62.6% | 62.3% | 50.0% | 10/14 | 2:59 |
22‑Jan‑2013 | Bucaramanga CH | Clay | R16 | 617 | 142 | (6)Federico Delbonis [ARG] d. (WC)Massu | 6-1 4-6 7-6(4) | | 0.87 | 2.4% | 3.5% | 68.2% | 63.8% | 44.4% | 2/7 | 2:21 |
22‑Jan‑2013 | Bucaramanga CH | Clay | R32 | 617 | 182 | (WC)Massu d. Agustin Velotti [ARG] | 6-3 6-2 | | 1.47 | 3.3% | 3.3% | 71.7% | 74.4% | 47.1% | 6/7 | 1:22 |