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| Date | Sunday 4 June 1989 |
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| Start time | 14:00 |
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| Event | United States GP |
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| Circuit | Phoenix |
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| Event Format | Race of 81 laps |
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| Race | 5 of 16 |
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| Championship race | 473 |
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| Laps | 75 |
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| Circuit Perimeter | 3798 m |
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| Race Distance | 3798 × 81 = 307.638 km (scheduled)
3798 × 75 = 284.850 km (raced) |
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| Grid Format | 2-2-2-2 (staggered) |
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| Pole Position | Right |
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| First Corner | Right |
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| Track Direction | Anti-clockwise |
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| Weather | Sunny, Hot, Dry |
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| Entries | 39 |
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| Qualifiers | 26 |
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| Finishers | 9 |
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| Championship Debutants |
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| Milestones | Arrows Grand Prix International - 10th Race Entry (Entrant)
Automobiles Gonfaronaise Sportive - 25th Race Entry (Entrant)
BMS Scuderia Italia - 25th Race Entry (Entrant)
Camel Team Lotus - 10th Race Entry (Entrant)
Coloni SpA - 25th Race Entry (Entrant)
Dallara - 25th Race Entry (Car Manufacturer)
Honda Marlboro McLaren - 20th Pole Position (Entrant)
Lamborghini - 10th Race Entry (Engine Manufacturer)
Moneytron Onyx Formula One - 10th Race Entry (Entrant)
Onyx - 10th Race Entry (Car Manufacturer)
Piercarlo Ghinzani - 100th Race Entry (Driver)
Renault - 500th Race Entry (Engine Manufacturer)
Rial Racing - 25th Race Entry (Entrant)
Rial - 25th Race Entry (Car Manufacturer)
Yamaha - 10th Race Entry (Engine Manufacturer)
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| Records Broken |
1. Most Poles –  Ayrton Senna (34),
2. Most 14th Place Qualifications –  Riccardo Patrese (15),
3. Most Failures to Pre-Qualify in a Season – Zakspeed (9)
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| Records Extended |
1. Most Retirements – Lotus (501),
2. Most Constructors' Championship Points Scores –  Alain Prost (88),
3. Most Podium Finishes – Alain Prost (73),
4. Most Drivers' Championship Points Scores – Alain Prost (88),
5. Most Race Wins – Alain Prost (36),
6. Most Races Led – Alain Prost (57),
7. Most Race Entries – Lotus (1150),
8. Most Race Entries – Riccardo Patrese (182),
9. Most Failures to Pre-Qualify – Osella (13),
10. Most 2nd Place Qualifications – Alain Prost (37),
11. Most 4th Place Qualifications – Ferrari (108),
12. Most 8th Place Qualifications – Ferrari (67),
13. Most 10th Place Qualifications –  Derek Warwick (16),
14. Most 21st Place Qualifications – Jonathan Palmer (10)
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