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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Belle Tunstall

Bib: 17321 •F •Age: N/A

VA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 36%
Gender (Female)
#0 / 12578
Top 20%
Age Group (F18-39)
#0 / 5716
Top 35%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Belle

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 6:50/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
24:29
3.11 mi
Rank: #16053
Start → 5K
24:29 | 7:53/mi
10K
47:57
6.21 mi
Rank: #14769 (+1284)
5K → 10K
23:28 | 7:34/mi
15K
1:10:39
9.32 mi
Rank: #13495 (+1274)
10K → 15K
22:42 | 7:19/mi
20K
1:33:39
12.43 mi
Rank: #12909 (+586)
15K → 20K
23:00 | 7:25/mi
HALF
1:38:42
13.11 mi
Rank: #12869 (+40)
20K → HALF
5:03 | 7:25/mi
25K
1:56:43
15.53 mi
Rank: #12515 (+354)
HALF → 25K
18:01 | 7:26/mi
30K
2:20:51
18.64 mi
Rank: #12346 (+169)
25K → 30K
24:08 | 7:47/mi
20M
2:31:16
20.00 mi
Rank: #12183 (+163)
30K → 20M
10:25 | 7:41/mi
21M
2:39:03
21.00 mi
Rank: #11940 (+243)
20M → 21M
7:47 | 7:47/mi
35K
2:44:30
21.75 mi
Rank: #11807 (+133)
21M → 35K
5:27 | 7:18/mi
23M
2:53:21
23.00 mi
Rank: #11387 (+420)
35K → 23M
8:51 | 7:05/mi
24M
3:00:12
24.00 mi
Rank: #11052 (+335)
23M → 24M
6:51 | 6:51/mi
40K
3:06:20
24.85 mi
Rank: #10826 (+226)
24M → 40K
6:08 | 7:11/mi
25.2M
3:08:54
25.20 mi
Rank: #10706 (+120)
40K → 25.2M
2:34 | 7:27/mi
FINISH
3:15:52
26.22 mi
Rank: #10509 (+197)
25.2M → FINISH
6:58 | 6:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:38:42
Pace7:32 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:37:10
Pace7:25 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:5724:297:5324:29
7:53
-
10K
6.21 mi11:53:2547:577:4423:28
7:34
-0:19
15K
9.32 mi12:16:071:10:397:3522:42
7:19
-0:15
20K
12.43 mi12:39:071:33:397:3323:00
7:25
+0:06
HALF
13.11 mi12:44:101:38:427:325:03
7:25
0:00
25K
15.53 mi13:02:111:56:437:3118:01
7:26
+0:01
30K
18.64 mi13:26:192:20:517:3424:08
7:47
+0:21
20M
20.00 mi13:36:442:31:167:3410:25
7:41
-0:06
21M
21.00 mi13:44:312:39:037:357:47
7:47
+0:06
35K
21.75 mi13:49:582:44:307:345:27
7:18
-0:29
23M
23.00 mi13:58:492:53:217:338:51
7:05
-0:13
24M
24.00 mi14:05:403:00:127:316:51
6:51
-0:14
40K
24.85 mi14:11:483:06:207:306:08
7:11
+0:20
25.2M
25.20 mi14:14:223:08:547:302:34
7:27
+0:16
FINISH
26.22 mi14:21:203:15:527:296:58
6:51
-0:36

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:51 /mi

Average Pace

7:29 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:45:35

54% of race

Time at Steady Pace

1:30:17

46% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:29:5724:297:5324:29
7:53
#16053
10K
6.21 mi11:53:2547:577:4423:28
7:34
#14769
15K
9.32 mi12:16:071:10:397:3522:42
7:19
#13495
20K
12.43 mi12:39:071:33:397:3323:00
7:25
#12909
HALF
13.11 mi12:44:101:38:427:325:03
7:25
#12869
25K
15.53 mi13:02:111:56:437:3118:01
7:26
#12515
30K
18.64 mi13:26:192:20:517:3424:08
7:47
#12346
20M
20.00 mi13:36:442:31:167:3410:25
7:41
#12183
21M
21.00 mi13:44:312:39:037:357:47
7:47
#11940
35K
21.75 mi13:49:582:44:307:345:27
7:18
#11807
23M
23.00 mi13:58:492:53:217:338:51
7:05
#11387
24M
24.00 mi14:05:403:00:127:316:51
6:51
#11052
40K
24.85 mi14:11:483:06:207:306:08
7:11
#10826
25.2M
25.20 mi14:14:223:08:547:302:34
7:27
#10706
FINISH
26.22 mi14:21:203:15:527:296:58
6:51
#10509
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi160535343534311129(Top 38%)2544(Top 20%)2544(Top 45%)
10K6.21 mi3.10 mi14769+12844559+7844559+78413411(Top 46%)3776(Top 30%)3776(Top 66%)
15K9.32 mi3.11 mi13495+12743825+7343825+73411129(Top 38%)2544(Top 20%)2544(Top 45%)
20K12.43 mi3.11 mi12909+5863516+3093516+30911168(Top 38%)2669(Top 21%)2669(Top 47%)
HALF13.11 mi0.68 mi12869+403495+213495+2112212(Top 42%)3117(Top 25%)3117(Top 55%)
25K15.53 mi2.42 mi12515+3543318+1773318+17710840(Top 37%)2557(Top 20%)2557(Top 45%)
30K18.64 mi3.11 mi12346+1693277+413277+4111740(Top 40%)3163(Top 25%)3163(Top 55%)
20M20.00 mi1.36 mi12183+1633207+703207+7010392(Top 36%)2589(Top 21%)2589(Top 45%)
21M21.00 mi1.00 mi11940+2433086+1213086+1218435(Top 29%)1799(Top 14%)1799(Top 31%)
35K21.75 mi0.75 mi11807+1333027+593027+599257(Top 32%)2141(Top 17%)2141(Top 37%)
23M23.00 mi1.25 mi11387+4202830+1972830+1975976(Top 21%)883(Top 7%)883(Top 15%)
24M24.00 mi1.00 mi11052+3352687+1432687+1435541(Top 19%)822(Top 7%)822(Top 14%)
40K24.85 mi0.85 mi10826+2262601+862601+866642(Top 23%)1240(Top 10%)1240(Top 22%)
25.2M25.20 mi0.35 mi10706+1202542+592542+595048(Top 17%)814(Top 6%)814(Top 14%)
FINISH26.22 mi1.02 mi10509+1972472+702472+706421(Top 22%)1271(Top 10%)1271(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21
+97ft-345ft

Overall

11129

Females

2544

F18-39

2544

5K→10K

3.1 - 6.2 mi

Top 46%
×5
+79ft-138ft

Overall

13411

Females

3776

F18-39

3776

10K→15K

6.2 - 9.3 mi

Top 38%
×3
+67ft-78ft

Overall

11129

Females

2544

F18-39

2544

15K→20K

9.3 - 12.4 mi

Top 38%
×5
+106ft-86ft

Overall

11168

Females

2669

F18-39

2669

20K→HALF

12.4 - 13.1 mi

Top 42%
×2
+19ft-37ft

Overall

12212

Females

3117

F18-39

3117

HALF→25K

13.1 - 15.5 mi

Top 37%
×4
+66ft-88ft

Overall

10840

Females

2557

F18-39

2557

25K→30K

15.5 - 18.6 mi

Top 40%
×9
+181ft-148ft

Overall

11740

Females

3163

F18-39

3163

30K→20M

18.6 - 20.0 mi

Top 36%
×5
+64ft-50ft

Overall

10392

Females

2589

F18-39

2589

20M→21M

20.0 - 21.0 mi

Top 29%
×8
+106ft-24ft

Overall

8435

Females

1799

F18-39

1799

21M→35K

21.0 - 21.8 mi

Top 32%
×7
+17ft-86ft

Overall

9257

Females

2141

F18-39

2141

35K→23M

21.8 - 23.0 mi

Top 21%
×5
+23ft-63ft

Overall

5976

Females

883

F18-39

883

23M→24M

23.0 - 24.0 mi

Top 19%
×6
+12ft-82ft

Overall

5541

Females

822

F18-39

822

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6642

Females

1240

F18-39

1240

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1
+13ft-16ft

Overall

5048

Females

814

F18-39

814

25.2M→FINISH

25.2 - 26.2 mi

Top 22%
×2
+22ft-21ft

Overall

6421

Females

1271

F18-39

1271

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5741*
Passed By
197
Net Change
+5544
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16053
5K → 10K1306*22+1284#16053#14769
10K → 15K1277*3+1274#14769#13495
15K → 20K593*7+586#13495#12909
20K → HALF5414+40#12909#12869
HALF → 25K368*14+354#12869#12515
25K → 30K263*94+169#12515#12346
30K → 20M18421+163#12346#12183
20M → 21M247*4+243#12183#11940
21M → 35K1418+133#11940#11807
35K → 23M420*0+420#11807#11387
23M → 24M335*0+335#11387#11052
24M → 40K231*5+226#11052#10826
40K → 25.2M1200+120#10826#10706
25.2M → FINISH202*5+197#10706#10509
TOTALS5741*197+5544

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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