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1991 Season
o  Season Overview
o  Points Graph
o  Drivers' Championship
o  Constructors' Championship
o  Participations Matrix
o  Race Results
o  Poles and Fastest Laps
o  Line-Up
o  Calendar

Profiles
o  Drivers
o  Teams
o  Cars
o  Engines
o  Tyres
o  Lubricants
o  Entrants
o  Designers
o  Car Numbers
o  Sponsors
o  Events
o  Circuits

History
o  Drivers' Championships
o  Constructors' Championships
o  Race Results
o  All-Time Calendar

Statistics
o  Data Search

Other
o  Acknowledgments
o  Links
www.ChicaneF1.com
1991 Brazilian GP
1990 San Marino GP

1991 San Marino GP
1991 Monaco GP
1992 San Marino GP
 XI  Gran Premio di San Marino

Event Overview • Sessions • Entry List
Qualifying Pre-Qualifying • Qualification
Race Starting Grid • Classification • Fastest Laps • Laps Led

Details
DateSunday 28 April 1991
Start time14:00
Event San Marino GP
Circuit Imola
Event FormatRace of 61 laps
ChampionshipWorld Championship
Race number#3 of 16 in 1991
#503 (of all time)
Circuit
Laps61
Circuit Perimeter5040 m
Race Distance5040 × 61 = 307.440 km
Grid Format2-2-2-2 (staggered)
Pole PositionLeft
First CornerLeft
Track DirectionAnti-clockwise
Weather
WeatherOvercast, Mild, Rain
Participants
Entries34
Qualifiers26
Finishers13
Debutants
Fabrizio Barbazza (Driver),
Benetton B191 (Car Model),
Brabham BT60Y (Car Model), 		   Fondmetal F1 (Car Model),
Footwork FA12 (Car Model)
MilestonesMotor Racing Developments Ltd – 100th Race Entry (Entrant)
Records Broken None
Records Extended 1. Most Retirements –  Riccardo Patrese (117),
2. Most 5th Place Finishes –  Lotus (61),
3. Most Laps Led –  Ayrton Senna (2312),
4. Most Race Entries –  Lotus (1210),
5. Most Race Entries –  Riccardo Patrese (212),
6. Most Poles –  Ayrton Senna (55),
7. Most 3rd Place Qualifications –  Ferrari (127),
8. Most 7th Place Qualifications –  Ferrari (69)

World Championship standings
1  Ayrton Senna 30 
2  Gerhard Berger 10 up
3  Alain Prost 9 up
4  Riccardo Patrese 6 up
5  Nélson Piquet 6 up
6  J J Lehto 4 
7  Stefano Modena 3 up
  Pierluigi Martini 3 
9  Mika Häkkinen 2 
  Satoru Nakajima 2 up
11  Jean Alesi 1 up
  Aguri Suzuki 1 up
  Julian Bailey 1 
1  McLaren / Honda 40 
2  Ferrari / Ferrari 10 
3  Williams / Renault 6 
4  Benetton / Ford 6 
5  Tyrrell / Honda 5 
6  Dallara / Judd 4 
7  Minardi / Ferrari 3 
8  Lotus / Judd 3 
9  Lola / Ford 1 up

Results
 WinnerPole PositionFastest Lap
Car NumberCar 1Car 1Car 2
EntrantHonda Marlboro McLarenHonda Marlboro McLarenHonda Marlboro McLaren
Driver Ayrton Senna Ayrton Senna Gerhard Berger
Car McLaren MP4/6 McLaren MP4/6 McLaren MP4/6
EngineHonda 3.5 V12Honda 3.5 V12Honda 3.5 V12
Time1:35'14.7501'21.8771'26.531
Speed193.671 km/h221.601 km/h209.682 km/h


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