Race No. 15
Target Grand Prix
Chicago Motor Speedway — Cicero, Illinois
August 20-22, 1999
Sunday Warmup Report
| pos | car | driver | chassis engine tire | laptime | gap to leader | gap to next | mph | km/h | 110% rule |
| 1 | 4 | Juan Montoya | Honda/RI/F | 23.640 | 0.000 | 0.000 | 156.701 | 252.131 | n/a |
| 2 | 26 | Paul Tracy | Honda/RI/F | 23.667 | -0.027 | -0.027 | 156.522 | 251.843 | n/a |
| 3 | 25X | Cristiano da Matta | Toyota/RI/F | 23.669 | -0.029 | -0.002 | 156.509 | 251.822 | 100.07% |
| 4 | 9X | Helio Castro-Neves | Mercedes/LT/F | 23.708 | -0.068 | -0.039 | 156.251 | 251.408 | 100.23% |
| 5 | 12X | Jimmy Vasser | Honda/RI/F | 23.738 | -0.098 | -0.030 | 156.054 | 251.090 | 100.36% |
| 6 | 7 | Max Papis | Ford Cos/RI/F | 23.739 | -0.099 | -0.001 | 156.047 | 251.080 | 100.36% |
| 7 | 27 | Dario Franchitti | Honda/RI/F | 23.746 | -0.106 | -0.007 | 156.001 | 251.006 | 100.39% |
| 8 | 99 | Greg Moore | Mercedes/RI/F | 23.776 | -0.136 | -0.030 | 155.804 | 250.689 | 100.52% |
| 9 | 40 | PJ Jones | Ford Cos/RI/F | 23.778 | -0.138 | -0.002 | 155.791 | 250.668 | 100.53% |
| 10 | 17 | Mauricio Gugelmin | Mercedes/RI/F | 23.843 | -0.203 | -0.065 | 155.366 | 249.984 | 100.80% |
| 11 | 8 | Bryan Herta | Ford Cos/RI/F | 23.844 | -0.204 | -0.001 | 155.360 | 249.974 | 100.81% |
| 12 | 24 | Scott Pruett | Toyota/RI/F | 23.848 | -0.208 | -0.004 | 155.334 | 249.932 | 100.82% |
| 13 | 11 | Roberto Moreno | Ford Cos/SW/F | 23.858 | -0.218 | -0.010 | 155.269 | 249.827 | 100.86% |
| 14 | 5 | Gil de Ferran | Honda/RI/G | 23.967 | -0.327 | -0.109 | 154.563 | 248.691 | 101.33% |
| 15 | 20X | Jan Magnussen | Ford Cos/RI/F | 23.968 | -0.328 | -0.001 | 154.556 | 248.681 | 101.33% |
| 16 | 18 | Mark Blundell | Mercedes/RI/F | 23.981 | -0.341 | -0.013 | 154.472 | 248.546 | 101.38% |
| 17 | 19 | Michel Jourdain Jr. | Ford Cos/LT/F | 23.997 | -0.357 | -0.016 | 154.369 | 248.380 | 101.45% |
| 18 | 33 | Patrick Carpentier | Mercedes/RI/F | 24.090 | -0.450 | -0.093 | 153.773 | 247.421 | 101.85% |
| 19 | 22 | Robby Gordon | Toyota/EA/F | 24.115 | -0.475 | -0.025 | 153.614 | 247.165 | 101.95% |
| 20 | 6 | Michael Andretti | Ford Cos/SW/F | 24.154 | -0.514 | -0.039 | 153.366 | 246.766 | 102.12% |
| 21 | 10 | Richie Hearn | Toyota/RI/F | 24.180 | -0.540 | -0.026 | 153.201 | 246.500 | 102.23% |
| 22 | 44 | Tony Kanaan | Honda/RI/F | 24.191 | -0.551 | -0.011 | 153.131 | 246.388 | 102.27% |
| 23 | 16 | Shigeaki Hattori | Mercedes/RI/G | 24.244 | -0.604 | -0.053 | 152.797 | 245.850 | 102.50% |
| 24 | 36 | Raul Boesel | Toyota/EA/G | 24.291 | -0.651 | -0.047 | 152.501 | 245.374 | 102.70% |
| 25 | 2X | Al Unser Jr. | Mercedes/LT/G | 24.328 | -0.688 | -0.037 | 152.269 | 245.001 | 102.85% |
| 26 | 34 | Dennis Vitolo | Ford Cos/RI/F | 24.410 | -0.770 | -0.082 | 151.757 | 244.178 | 103.20% |