Match facts
US Open 2009PlayersAt the time of the match
| Juan Martin del Potro | Daniel Koellerer | |
|---|---|---|
| Rank at event | #6 | #62 |
| Ranking points | 5,325 | 862 |
| Seed | #6 | - |
| Country | ARG | AUT |
| Age | 21 | 26 |
| Plays | Right | Right |
| Height | 198 cm | 180 cm |
| 2009 season | 55 - 16 | 10 - 17 |
| Hard record | 313 - 120 (72.3%) | 7 - 14 (33.3%) |
| Career record | 443 - 178 (71.3%) | 19 - 36 (34.5%) |
Head-to-head1 meeting
2009-08-31 · US Open · Hard
Juan Martin del Potro6-13-66-36-3Round of 32Daniel Koellerer Road in US Open2009
Juan Martin del Potro
Juan Martin del Potro6-36-36-1Round of 128Juan MonacoJuan Martin del Potro7-6(6)6-36-3Round of 64Jurgen MelzerJuan Martin del Potro6-13-66-36-3Round of 32Daniel KoellererJuan Martin del Potro6-36-36-3Round of 16Juan Carlos FerreroJuan Martin del Potro4-66-36-26-1QuarterfinalMarin CilicJuan Martin del Potro6-26-26-2SemifinalRafael NadalJuan Martin del Potro3-67-6(5)4-67-6(4)6-2FinalRoger Federer Daniel Koellerer
Daniel Koellerer6-26-42-66-2Round of 128Rui MachadoDaniel Koellerer3-66-26-16-4Round of 64Pablo CuevasJuan Martin del Potro6-13-66-36-3Round of 32Daniel Koellerer
Serve statistics
| Juan Martin del Potro | Daniel Koellerer | |
|---|---|---|
| Aces | 20 | 0 |
| Double faults | 4 | 2 |
| Service points | 93 | 113 |
| 1st serve in | 62.4% | 69.9% |
| 1st serve won | 81% | 50.6% |
| 2nd serve won | 37.1% | 44.1% |
| Service games | 17 | 17 |
| Break points saved | 5 / 10 | 7 / 16 |