Marczak, Albert

Pace over time: 17 races and 2 splits from 2015 to 2024, ranging from 3.45 to 10.04 kilometres per hour, where higher is faster. A second, age-graded series is drawn above it; the gap between the two is the age credit.

• Actual pace
• Age-graded pace
• Split of a race already plotted

4 results are not on this chart. They are counted in every statistic above and listed in full below — backyard ultras carry a lap count instead of a pace, which is the number that means something in that format.