Jo Bonnier
Legend
A+
1429
Current ELO Rating
Career Span
15
years
1956 - 1971
Races
105
Total Grand Prix starts
Rating Volatility
66.5
Performance consistency measure
Confidence Score
91
/100
Rating reliability measure
Career ELO Rating Progression
ELO Rating by Team
Top Teammate Comparisons
| Teammate | Races | Win % | Avg Δ ELO |
|---|---|---|---|
| Dan Gurney | 36 | 33.3% | -116.4 |
| Jo Siffert | 19 | 31.6% | -33.6 |
| Jochen Rindt | 16 | 37.5% | -105.1 |
| Harry Schell | 14 | 28.6% | -104.5 |
| Carel Godin de Beaufort | 12 | 58.3% | -112.1 |
Performance by Era
Rating Confidence Analysis
Confidence Interval
95% confidence interval: 1346 - 1512
Rating Volatility Analysis
Demonstrates normal performance variations.