Explore a real Best Bike Split premium race plan — the same tool used by triathletes and road cyclists to dial in their power targets, pacing strategy, and race-day execution. Interact with the charts, adjust variables, and see how BBS models every segment of your course. For a full walkthrough, watch the Race Plan Details Overview video or visit the Race Plan Details section of our FAQs.

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Adjusted Time:

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Adjusted 0° Yaw CdA:

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You or your coach could leave notes here about this specific race plan. For example you might want to remind yourself not to over do it on the way out since the Advanced Weather shows some steady head winds on the return back to Kailua.

Print Version

Interval Int. Time Total Time Int. Dist. Total Dist. Grade Speed Power
#1 00:00:55 00:00:55 0.23 km 0.23 km +4.69 % 15.14 km/h 176 w
#2 00:07:19 00:08:15 3.50 km 3.73 km +0.77 % 28.62 km/h 146 w
#3 00:16:30 00:24:46 8.18 km 11.91 km +1.26 % 29.74 km/h 152 w
#4 00:35:26 01:00:12 19.38 km 31.29 km +0.25 % 32.81 km/h 141 w
#5 00:04:06 01:04:19 2.13 km 33.42 km +1.24 % 31.14 km/h 152 w
#6 00:00:49 01:05:09 0.52 km 33.94 km -1.69 % 37.18 km/h 119 w
#7 00:04:19 01:09:28 1.92 km 35.86 km +1.97 % 26.63 km/h 162 w
#8 00:08:50 01:18:19 5.78 km 41.64 km -0.90 % 39.25 km/h 128 w
#9 00:04:24 01:22:44 2.98 km 44.62 km -0.22 % 40.46 km/h 133 w
#10 00:01:50 01:24:34 1.35 km 45.97 km -1.74 % 43.88 km/h 111 w
#11 00:17:05 01:41:40 9.09 km 55.06 km +0.93 % 31.90 km/h 149 w
#12 00:01:25 01:43:06 1.11 km 56.17 km -3.36 % 46.57 km/h 94 w
#13 00:01:51 01:44:58 0.90 km 57.07 km +3.11 % 28.94 km/h 195 w
#14 00:00:55 01:45:53 0.61 km 57.68 km -2.36 % 39.55 km/h 107 w
#15 00:02:38 01:48:32 1.32 km 59.00 km +2.02 % 29.98 km/h 161 w
#16 00:00:52 01:49:24 0.75 km 59.75 km -4.59 % 51.41 km/h 83 w
#17 00:02:04 01:51:28 1.09 km 60.84 km +2.61 % 31.44 km/h 163 w
#18 00:00:57 01:52:25 0.58 km 61.42 km -1.44 % 36.36 km/h 116 w
#19 00:05:12 01:57:38 2.80 km 64.22 km +1.08 % 32.27 km/h 146 w
#20 00:00:48 01:58:26 0.44 km 64.66 km +3.43 % 32.69 km/h 170 w
#21 00:01:23 01:59:49 1.27 km 65.93 km -4.49 % 54.95 km/h 84 w
#22 00:04:43 02:04:33 2.65 km 68.58 km +0.48 % 33.61 km/h 148 w
#23 00:00:37 02:05:10 0.40 km 68.98 km -3.04 % 38.37 km/h 115 w
#24 00:03:20 02:08:31 1.26 km 70.24 km +2.68 % 22.70 km/h 161 w
#25 00:00:13 02:08:44 0.12 km 70.36 km -4.05 % 33.77 km/h 107 w
#26 00:01:10 02:09:54 0.32 km 70.68 km +6.31 % 16.45 km/h 179 w
#27 00:58:05 03:08:00 24.46 km 95.14 km +0.90 % 25.26 km/h 156 w
#28 00:00:48 03:08:49 0.47 km 95.61 km -4.33 % 34.91 km/h 114 w
#29 00:01:49 03:10:39 0.74 km 96.35 km +2.85 % 24.14 km/h 171 w
#30 00:08:55 03:19:34 7.04 km 103.39 km -1.09 % 47.32 km/h 119 w
#31 00:09:20 03:28:54 6.62 km 110.01 km -0.87 % 42.54 km/h 124 w
#32 00:07:28 03:36:23 4.34 km 114.35 km +0.66 % 34.84 km/h 143 w
#33 00:01:41 03:38:04 0.81 km 115.16 km +2.64 % 28.99 km/h 175 w
#34 00:04:58 03:43:03 3.34 km 118.50 km -0.27 % 40.26 km/h 131 w
#35 00:00:57 03:44:00 0.80 km 119.30 km -3.17 % 50.23 km/h 95 w
#36 00:02:31 03:46:32 1.50 km 120.80 km +1.28 % 35.65 km/h 153 w
#37 00:00:26 03:46:58 0.37 km 121.17 km -6.28 % 50.88 km/h 25 w
#38 00:00:07 03:47:06 0.11 km 121.28 km +4.80 % 53.71 km/h 179 w
#39 00:10:46 03:57:52 5.56 km 126.84 km +1.90 % 30.97 km/h 149 w
#40 00:00:37 03:58:30 0.41 km 127.25 km -3.27 % 39.71 km/h 97 w
#41 00:03:44 04:02:14 2.17 km 129.42 km +0.98 % 34.95 km/h 147 w
#42 00:00:36 04:02:50 0.61 km 130.03 km -5.83 % 59.92 km/h 79 w
#43 00:00:55 04:03:46 0.67 km 130.70 km +1.52 % 43.31 km/h 155 w
#44 00:01:24 04:05:11 1.09 km 131.79 km -2.14 % 46.58 km/h 108 w
#45 00:02:18 04:07:30 0.68 km 132.47 km +5.04 % 17.61 km/h 175 w
#46 00:03:20 04:10:50 1.87 km 134.34 km -0.31 % 33.54 km/h 135 w
#47 00:01:22 04:12:12 0.90 km 135.24 km -2.64 % 39.52 km/h 112 w
#48 00:03:41 04:15:54 1.21 km 136.45 km +3.11 % 19.69 km/h 168 w
#49 00:00:36 04:16:30 0.43 km 136.88 km -5.15 % 41.84 km/h 92 w
#50 00:25:14 04:41:44 12.87 km 149.75 km +0.09 % 30.59 km/h 142 w
#51 00:14:41 04:56:25 5.93 km 155.68 km +1.66 % 24.22 km/h 155 w
#52 00:44:03 05:40:28 25.03 km 180.71 km -0.19 % 34.09 km/h 138 w
#53 00:00:17 05:40:46 0.17 km 180.88 km -5.31 % 33.13 km/h 91 w
Totals/Avg 05:40:46 05:40:46 180.89 km 180.89 km -0.16% 31.85 km/h 144.29 w

Climb Summary by Category

Category Climb Count Total Time Total Dist. Avg. Time Avg. Dist. Avg. Grade Avg. Speed Avg. Power
Cat4 15 00:36:06 11.26 km 00:02:24 0.75 km 4.15 % 19.56 km/h 171 w
All Cats 15 00:36:06 11.26 km 00:02:24 0.75 km 4.15 % 19.56 km/h 171 w
Climb Start Time Start Dist. Duration Distance Speed Power Grade Elevation Gain Category
#1 00:04:13 1.99 km 00:02:51 1.00 km 20.86 km/h 169 w 3.14 % 31.30 m Cat4
#2 00:14:20 6.69 km 00:01:30 0.51 km 20.25 km/h 168 w 3.41 % 17.40 m Cat4
#3 00:21:58 11.17 km 00:02:47 0.75 km 16.02 km/h 167 w 4.83 % 36.10 m Cat4
#4 00:52:10 27.22 km 00:01:56 0.64 km 19.83 km/h 170 w 3.59 % 23.00 m Cat4
#5 01:40:10 54.57 km 00:01:30 0.49 km 19.58 km/h 176 w 4.37 % 21.40 m Cat4
#6 01:52:25 61.41 km 00:01:32 0.58 km 22.30 km/h 176 w 4.21 % 24.20 m Cat4
#7 01:57:38 64.21 km 00:00:48 0.44 km 32.69 km/h 170 w 3.43 % 15.00 m Cat4
#8 02:08:44 70.35 km 00:01:10 0.32 km 16.45 km/h 179 w 6.31 % 20.30 m Cat4
#9 02:12:29 72.20 km 00:01:56 0.69 km 21.15 km/h 160 w 3.15 % 21.60 m Cat4
#10 02:40:34 85.52 km 00:02:01 0.54 km 15.83 km/h 174 w 4.46 % 23.90 m Cat4
#11 03:53:13 125.51 km 00:04:39 1.34 km 17.22 km/h 181 w 5.10 % 68.10 m Cat4
#12 04:05:11 131.82 km 00:02:18 0.68 km 17.61 km/h 175 w 5.04 % 34.20 m Cat4
#13 04:12:12 135.26 km 00:03:41 1.21 km 19.69 km/h 166 w 3.10 % 37.50 m Cat4
#14 04:41:44 149.77 km 00:05:22 1.55 km 17.25 km/h 171 w 3.86 % 59.60 m Cat4
#15 05:04:13 160.11 km 00:01:57 0.54 km 16.61 km/h 170 w 4.31 % 23.50 m Cat4

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Read more about the BBS AI Assistant on the FAQs page.

Race Overview

Distance 180.89 km
Time 05:40:46
Avg. Speed 31.85 km/h
Avg. Power 171 w
Normalized Power® 148.79 w
Variability Index 0.87
Intensity Factor® 0.74
Training Stress Score® 313
Watts/Kg 2.9
Work 2950 kJ
Weighted Grade 0.5%
Effective Elevation +1,386 / -1,384 m
Avg. Yaw 13.06 °
Avg. CdA 0.2571
Avg. Crr 0.0035
Course Ironman World Championship
Classification Rolling
Bike Tri Bike
Public Link bestbikesplit.com/public/30292
Cheat Sheets bestbikesplit.com/hints/30292

File Uploads

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Frequently Asked Questions

Yes — Best Bike Split is built for any cycling event where pacing and power matter. Road cyclists use it for gran fondos, centuries, time trials, and stage races. Triathletes use it for everything from sprint-distance events to full Ironman. The same physics-based model applies to any course you upload or find in our database.

Free plans include one race plan with basic analytics and file downloads. Premium plans unlock unlimited race plans, advanced weather modeling, the Time Analysis tool, the AI Assistant, climb categorization, and full execution file support for Garmin, Wahoo, TrainingPeaks, and Zwift. Everything in this demo is a premium feature.

When your power data, course file, and weather inputs are accurate, Best Bike Split typically predicts bike split times within 2–3%. The model is validated every season by thousands of athletes at triathlons and gran fondos worldwide, and by our work with WorldTour professional cycling teams.

Best Bike Split exports race plans to Garmin Edge head units, Wahoo ELEMNT devices, TrainingPeaks, Zwift, and TrainerRoad. You can also download ERG, MRC, TCX, and GPX files for use with other compatible platforms and devices.

Sign up for a free Best Bike Split account — no credit card required. Add your athlete profile, build your bike profile, select, upload or build your course, and run your first power plan in minutes. Premium features like the ones in this demo are available from $10/month billed annually.