honkinunit
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- Jul 13, 2020
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I went to the Boulder Indoor Velodrome to watch the races Friday night. The Boulder Velodrome is really tight and really steep and is in a pretty confined space in a warehouse, so I never thought they would run keirin races, but they did. For the derny, (the bike that paces the field for the first several laps), they had a rider on an Optibike.
For those not familiar with Keirin, it is a race with 4-8 riders who are motorpaced by a lead rider, usually a motorcycle, for the first several laps, and the pacer increases speed with each lap. Riders are not allowed to pass the pacer until it pulls off with 1-4 laps to go (depending on the length of the velodrome.)
The riders jockey for position behind the pacer, trying to be in the best position for the final sprint when the pacer pulls off. It is a great spectator sport.
The Optibike rider had no problem pacing the group up to about 30mph at the point he pulled off. It was a standard Optibike with what looked to be 26x1 slicks. You could see the suspension compressing in the bankings.
Pretty cool. They could never run keirin with a regular motorcycle in there because the space is too confined.
For those not familiar with Keirin, it is a race with 4-8 riders who are motorpaced by a lead rider, usually a motorcycle, for the first several laps, and the pacer increases speed with each lap. Riders are not allowed to pass the pacer until it pulls off with 1-4 laps to go (depending on the length of the velodrome.)
The riders jockey for position behind the pacer, trying to be in the best position for the final sprint when the pacer pulls off. It is a great spectator sport.
The Optibike rider had no problem pacing the group up to about 30mph at the point he pulled off. It was a standard Optibike with what looked to be 26x1 slicks. You could see the suspension compressing in the bankings.
Pretty cool. They could never run keirin with a regular motorcycle in there because the space is too confined.