Published evidence

1991 Iceberg USA Grand Prix · qualifying

A historical profile with source-linked evidence. Further research is in progress.

THE HISTORICAL RECORD

Profile & context

Name: 1991 Iceberg USA Grand Prix · qualifying

PROVENANCE

Sources behind this page

F1DB

v2026.17.0 · session/501-qualifying

Original reference ↗

Historical source & scope

F1DB v2026.17.0 · CC BY 4.0. Normalisation, links and calculations by MotorPedia. Original source observations retained.

Source-reported facts are not independent historical confirmation. Missing times and points remain unknown; source-rounded points retain their published precision. Constructor, entrant and team identities are kept distinct.

Grand Prix context

1991 Iceberg USA Grand Prix · Phoenix Street Circuit

Technical formula: Formula 1. World Championship membership is separate from technical regulations.

1991 Formula 1 World Championship · round 1

Race classification

Source participant rows: shared cars and nonstarters retained
Position	Driver	Constructor	Recorded details	Points
1	Ayrton Senna	McLaren	2:00:47.828 · 81 laps · honda	10
2	Alain Prost	Ferrari	2:01:04.150 · 81 laps · ferrari	6
3	Nelson Piquet	Benetton	2:01:05.204 · 81 laps · ford	4
4	Stefano Modena	Tyrrell	2:01:13.237 · 81 laps · honda	3
5	Satoru Nakajima	Tyrrell	Time not recorded · 80 laps · honda	2
6	Aguri Suzuki	Lola	Time not recorded · 79 laps · ford	1
7	Nicola Larini	Modena	Time not recorded · 78 laps · lamborghini	Unknown / not applicable
8	Gabriele Tarquini	AGS	Time not recorded · 77 laps · ford	Unknown / not applicable
9	Pierluigi Martini	Minardi	Engine · Time not recorded · 75 laps · ferrari	Unknown / not applicable
10	Bertrand Gachot	Jordan	Engine · Time not recorded · 75 laps · ford	Unknown / not applicable
11	Martin Brundle	Brabham	Time not recorded · 73 laps · yamaha	Unknown / not applicable
12	Jean Alesi	Ferrari	Gearbox · Time not recorded · 72 laps · ferrari	Unknown / not applicable
DNF	Mika Häkkinen	Lotus	Engine · Time not recorded · 59 laps · judd	Unknown / not applicable
DNF	Riccardo Patrese	Williams	Gearbox · Time not recorded · 49 laps · renault	Unknown / not applicable
DNF	Roberto Moreno	Benetton	Collision · Time not recorded · 49 laps · ford	Unknown / not applicable
DNF	Michele Alboreto	Footwork	Engine · Time not recorded · 41 laps · porsche	Unknown / not applicable
DNF	Ivan Capelli	Leyton House	Gearbox · Time not recorded · 40 laps · ilmor	Unknown / not applicable
DNF	Thierry Boutsen	Ligier	Engine · Time not recorded · 40 laps · lamborghini	Unknown / not applicable
DNF	Gerhard Berger	McLaren	Fuel pump · Time not recorded · 36 laps · honda	Unknown / not applicable
DNF	Nigel Mansell	Williams	Gearbox · Time not recorded · 35 laps · renault	Unknown / not applicable
DNF	Maurício Gugelmin	Leyton House	Gearbox · Time not recorded · 34 laps · ilmor	Unknown / not applicable
DNF	Mark Blundell	Brabham	Spun off · Time not recorded · 32 laps · yamaha	Unknown / not applicable
DNF	Emanuele Pirro	Dallara	Gearbox · Time not recorded · 16 laps · judd	Unknown / not applicable
DNF	Gianni Morbidelli	Minardi	Gearbox · Time not recorded · 15 laps · ferrari	Unknown / not applicable
DNF	JJ Lehto	Dallara	Gearbox · Time not recorded · 12 laps · judd	Unknown / not applicable
DNF	Éric Bernard	Lola	Engine · Time not recorded · 4 laps · ford	Unknown / not applicable
DNQ	Érik Comas	Ligier	Time not recorded · lamborghini	Unknown / not applicable
DNQ	Alex Caffi	Footwork	Time not recorded · porsche	Unknown / not applicable
DNQ	Stefan Johansson	AGS	Time not recorded · ford	Unknown / not applicable
DNQ	Julian Bailey	Lotus	Time not recorded · judd	Unknown / not applicable
DNPQ	Andrea de Cesaris	Jordan	Time not recorded · ford	Unknown / not applicable
DNPQ	Pedro Chaves	Coloni	Time not recorded · ford	Unknown / not applicable
DNPQ	Olivier Grouillard	Fondmetal	Time not recorded · ford	Unknown / not applicable
DNPQ	Eric van de Poele	Modena	Time not recorded · lamborghini	Unknown / not applicable

Qualifying

Recorded qualifying order; Q1/Q2/Q3 and earlier formats remain distinct in original evidence
Position	Driver	Constructor	Recorded details
1	Ayrton Senna	McLaren	1:21.434 · honda
2	Alain Prost	Ferrari	1:22.555 · ferrari
3	Riccardo Patrese	Williams	1:22.833 · renault
4	Nigel Mansell	Williams	1:23.218 · renault
5	Nelson Piquet	Benetton	1:23.384 · ford
6	Jean Alesi	Ferrari	1:23.519 · ferrari
7	Gerhard Berger	McLaren	1:23.742 · honda
8	Roberto Moreno	Benetton	1:23.881 · ford
9	Emanuele Pirro	Dallara	1:24.792 · judd
10	JJ Lehto	Dallara	1:24.891 · judd
11	Stefano Modena	Tyrrell	1:25.065 · honda
12	Martin Brundle	Brabham	1:25.385 · yamaha
13	Mika Häkkinen	Lotus	1:25.448 · judd
14	Bertrand Gachot	Jordan	1:25.701 · ford
15	Pierluigi Martini	Minardi	1:25.715 · ferrari
16	Satoru Nakajima	Tyrrell	1:25.752 · honda
17	Nicola Larini	Modena	1:25.791 · lamborghini
18	Ivan Capelli	Leyton House	1:26.121 · ilmor
19	Éric Bernard	Lola	1:26.425 · ford
20	Thierry Boutsen	Ligier	1:26.500 · lamborghini
21	Aguri Suzuki	Lola	1:26.548 · ford
22	Gabriele Tarquini	AGS	1:26.851 · ford
23	Maurício Gugelmin	Leyton House	1:26.865 · ilmor
24	Mark Blundell	Brabham	1:26.915 · yamaha
25	Michele Alboreto	Footwork	1:27.015 · porsche
26	Gianni Morbidelli	Minardi	1:27.042 · ferrari
27	Érik Comas	Ligier	1:27.159 · lamborghini
28	Alex Caffi	Footwork	1:27.519 · porsche
29	Stefan Johansson	AGS	1:27.753 · ford
30	Julian Bailey	Lotus	1:28.570 · judd

Starting grid

Recorded grid; pole awards are not inferred from starting position
Position	Driver	Constructor	Recorded details
1	Ayrton Senna	McLaren	1:21.434 · honda
2	Alain Prost	Ferrari	1:22.555 · ferrari
3	Riccardo Patrese	Williams	1:22.833 · renault
4	Nigel Mansell	Williams	1:23.218 · renault
5	Nelson Piquet	Benetton	1:23.384 · ford
6	Jean Alesi	Ferrari	1:23.519 · ferrari
7	Gerhard Berger	McLaren	1:23.742 · honda
8	Roberto Moreno	Benetton	1:23.881 · ford
9	Emanuele Pirro	Dallara	1:24.792 · judd
10	JJ Lehto	Dallara	1:24.891 · judd
11	Stefano Modena	Tyrrell	1:25.065 · honda
12	Martin Brundle	Brabham	1:25.385 · yamaha
13	Mika Häkkinen	Lotus	1:25.448 · judd
14	Bertrand Gachot	Jordan	1:25.701 · ford
15	Pierluigi Martini	Minardi	1:25.715 · ferrari
16	Satoru Nakajima	Tyrrell	1:25.752 · honda
17	Nicola Larini	Modena	1:25.791 · lamborghini
18	Ivan Capelli	Leyton House	1:26.121 · ilmor
19	Éric Bernard	Lola	1:26.425 · ford
20	Thierry Boutsen	Ligier	1:26.500 · lamborghini
21	Aguri Suzuki	Lola	1:26.548 · ford
22	Gabriele Tarquini	AGS	1:26.851 · ford
23	Maurício Gugelmin	Leyton House	1:26.865 · ilmor
24	Mark Blundell	Brabham	1:26.915 · yamaha
25	Michele Alboreto	Footwork	1:27.015 · porsche
26	Gianni Morbidelli	Minardi	1:27.042 · ferrari

Championship progression

Driver standings after this championship round
Position	Driver	Constructor	Recorded details	Points
1	Ayrton Senna	Not applicable / not recorded	Time not recorded	10
2	Alain Prost	Not applicable / not recorded	Time not recorded	6
3	Nelson Piquet	Not applicable / not recorded	Time not recorded	4
4	Stefano Modena	Not applicable / not recorded	Time not recorded	3
5	Satoru Nakajima	Not applicable / not recorded	Time not recorded	2
6	Aguri Suzuki	Not applicable / not recorded	Time not recorded	1

Practice & warm-up observations

Original F1DB session observations; bounded to 120 rows. Missing times remain unknown. Not qualifying or race classifications.

Session	Driver	Position	Time
freePractice1Results	Ayrton Senna	1	1:23.525
freePractice1Results	Alain Prost	2	1:24.492
freePractice1Results	Nigel Mansell	3	1:25.050
freePractice1Results	Jean Alesi	4	1:25.278
freePractice1Results	Roberto Moreno	5	1:25.414
freePractice1Results	Nelson Piquet	6	1:25.695
freePractice1Results	Stefano Modena	7	1:25.736
freePractice1Results	Riccardo Patrese	8	1:25.882
freePractice1Results	Gerhard Berger	9	1:25.966
freePractice1Results	Emanuele Pirro	10	1:26.072
freePractice1Results	JJ Lehto	11	1:26.692
freePractice1Results	Satoru Nakajima	12	1:26.867
freePractice1Results	Éric Bernard	13	1:27.285
freePractice1Results	Bertrand Gachot	14	1:27.387
freePractice1Results	Pierluigi Martini	15	1:27.693
freePractice1Results	Martin Brundle	16	1:28.273
freePractice1Results	Mika Häkkinen	17	1:28.394
freePractice1Results	Mark Blundell	18	1:29.041
freePractice1Results	Gabriele Tarquini	19	1:29.275
freePractice1Results	Stefan Johansson	20	1:29.382
freePractice1Results	Nicola Larini	21	1:29.384
freePractice1Results	Aguri Suzuki	22	1:29.582
freePractice1Results	Michele Alboreto	23	1:29.889
freePractice1Results	Alex Caffi	24	1:30.097
freePractice1Results	Thierry Boutsen	25	1:30.277
freePractice1Results	Maurício Gugelmin	26	1:30.646
freePractice1Results	Érik Comas	27	1:31.781
freePractice1Results	Gianni Morbidelli	28	1:34.472
freePractice1Results	Julian Bailey	29	1:34.869
freePractice1Results	Ivan Capelli	30	1:54.228
freePractice2Results	Riccardo Patrese	1	1:24.066
freePractice2Results	Gerhard Berger	2	1:24.158
freePractice2Results	Ayrton Senna	3	1:24.214
freePractice2Results	Alain Prost	4	1:24.281
freePractice2Results	Stefano Modena	5	1:24.917
freePractice2Results	Bertrand Gachot	6	1:24.974
freePractice2Results	Nigel Mansell	7	1:25.180
freePractice2Results	Roberto Moreno	8	1:25.349
freePractice2Results	Jean Alesi	9	1:25.497
freePractice2Results	Martin Brundle	10	1:25.559
freePractice2Results	Ivan Capelli	11	1:25.714
freePractice2Results	Éric Bernard	12	1:25.750
freePractice2Results	Nelson Piquet	13	1:25.796
freePractice2Results	JJ Lehto	14	1:25.859
freePractice2Results	Nicola Larini	15	1:26.061
freePractice2Results	Satoru Nakajima	16	1:26.513
freePractice2Results	Gabriele Tarquini	17	1:27.250
freePractice2Results	Mika Häkkinen	18	1:27.320
freePractice2Results	Mark Blundell	19	1:27.553
freePractice2Results	Emanuele Pirro	20	1:27.615
freePractice2Results	Alex Caffi	21	1:27.633
freePractice2Results	Érik Comas	22	1:27.659
freePractice2Results	Gianni Morbidelli	23	1:27.950
freePractice2Results	Maurício Gugelmin	24	1:27.969
freePractice2Results	Pierluigi Martini	25	1:27.989
freePractice2Results	Michele Alboreto	26	1:28.616
freePractice2Results	Thierry Boutsen	27	1:28.997
freePractice2Results	Stefan Johansson	28	1:29.938
freePractice2Results	Julian Bailey	29	1:30.304
freePractice2Results	Aguri Suzuki	30	1:32.302
warmingUpResults	Ayrton Senna	1	1:27.747
warmingUpResults	Nigel Mansell	2	1:28.104
warmingUpResults	Riccardo Patrese	3	1:28.351
warmingUpResults	Stefano Modena	4	1:28.570
warmingUpResults	Gerhard Berger	5	1:28.781
warmingUpResults	Roberto Moreno	6	1:29.062
warmingUpResults	Alain Prost	7	1:29.332
warmingUpResults	Jean Alesi	8	1:29.361
warmingUpResults	Nelson Piquet	9	1:29.873
warmingUpResults	Martin Brundle	10	1:30.383
warmingUpResults	Emanuele Pirro	11	1:30.412
warmingUpResults	Bertrand Gachot	12	1:30.417
warmingUpResults	Aguri Suzuki	13	1:30.504
warmingUpResults	Thierry Boutsen	14	1:30.852
warmingUpResults	Satoru Nakajima	15	1:31.009
warmingUpResults	Maurício Gugelmin	16	1:31.391
warmingUpResults	Éric Bernard	17	1:31.724
warmingUpResults	Mark Blundell	18	1:32.163
warmingUpResults	Michele Alboreto	19	1:32.237
warmingUpResults	Mika Häkkinen	20	1:32.378
warmingUpResults	JJ Lehto	21	1:32.541
warmingUpResults	Gabriele Tarquini	22	1:32.595
warmingUpResults	Ivan Capelli	23	1:33.573
warmingUpResults	Nicola Larini	24	1:34.638
warmingUpResults	Gianni Morbidelli	25	1:35.475