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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Whitney Henderson

Bib: 21546 •F •Age: N/A

UT

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 39%
Age Group (F45-49)
#0 / 1786
Race Day Weather
51°/41°F
overcast clouds
Personalized for Whitney

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 · 8:12/mi at mile 12.4

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
25:51
3.11 mi
Rank: #18996
Start → 5K
25:51 | 8:20/mi
10K
51:20
6.21 mi
Rank: #18786 (+210)
5K → 10K
25:29 | 8:13/mi
15K
1:16:52
9.32 mi
Rank: #18685 (+101)
10K → 15K
25:32 | 8:14/mi
20K
1:42:20
12.43 mi
Rank: #18369 (+316)
15K → 20K
25:28 | 8:12/mi
HALF
1:48:01
13.11 mi
Rank: #18410 (-41)
20K → HALF
5:41 | 8:21/mi
25K
2:08:38
15.53 mi
Rank: #18419 (-9)
HALF → 25K
20:37 | 8:31/mi
30K
2:34:59
18.64 mi
Rank: #18118 (+301)
25K → 30K
26:21 | 8:29/mi
20M
2:46:39
20.00 mi
Rank: #17979 (+139)
30K → 20M
11:40 | 8:36/mi
21M
2:55:45
21.00 mi
Rank: #17904 (+75)
20M → 21M
9:06 | 9:06/mi
35K
3:02:01
21.75 mi
Rank: #17841 (+63)
21M → 35K
6:16 | 8:23/mi
23M
3:12:46
23.00 mi
Rank: #17722 (+119)
35K → 23M
10:45 | 8:36/mi
24M
3:21:06
24.00 mi
Rank: #17627 (+95)
23M → 24M
8:20 | 8:20/mi
40K
3:28:36
24.85 mi
Rank: #17591 (+36)
24M → 40K
7:30 | 8:47/mi
25.2M
3:31:48
25.20 mi
Rank: #17553 (+38)
40K → 25.2M
3:12 | 9:17/mi
FINISH
3:40:13
26.22 mi
Rank: #17519 (+34)
25.2M → FINISH
8:25 | 8:16/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:48:01
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time1:52:12
Pace8:34 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:3425:518:2025:51
8:20
-
10K
6.21 mi11:53:0351:208:1625:29
8:13
-0:07
15K
9.32 mi12:18:351:16:528:1525:32
8:14
+0:01
20K
12.43 mi12:44:031:42:208:1525:28
8:12
-0:02
HALF
13.11 mi12:49:441:48:018:155:41
8:21
+0:09
25K
15.53 mi13:10:212:08:388:1720:37
8:31
+0:10
30K
18.64 mi13:36:422:34:598:1926:21
8:29
-0:02
20M
20.00 mi13:48:222:46:398:2011:40
8:36
+0:07
21M
21.00 mi13:57:282:55:458:239:06
9:06
+0:30
35K
21.75 mi14:03:443:02:018:236:16
8:23
-0:43
23M
23.00 mi14:14:293:12:468:2310:45
8:36
+0:13
24M
24.00 mi14:22:493:21:068:238:20
8:20
-0:16
40K
24.85 mi14:30:193:28:368:247:30
8:47
+0:27
25.2M
25.20 mi14:33:313:31:488:253:12
9:17
+0:30
FINISH
26.22 mi14:41:563:40:138:258:25
8:16
-1:01

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

8:12 /mi

Average Pace

8:24 /mi

Slowest Pace

9:17 /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

3:27:55

94% of race

Time at Steady Pace

12:18

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:24 /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 mi11:27:3425:518:2025:51
8:20
#18996
10K
6.21 mi11:53:0351:208:1625:29
8:13
#18786
15K
9.32 mi12:18:351:16:528:1525:32
8:14
#18685
20K
12.43 mi12:44:031:42:208:1525:28
8:12
#18369
HALF
13.11 mi12:49:441:48:018:155:41
8:21
#18410
25K
15.53 mi13:10:212:08:388:1720:37
8:31
#18419
30K
18.64 mi13:36:422:34:598:1926:21
8:29
#18118
20M
20.00 mi13:48:222:46:398:2011:40
8:36
#17979
21M
21.00 mi13:57:282:55:458:239:06
9:06
#17904
35K
21.75 mi14:03:443:02:018:236:16
8:23
#17841
23M
23.00 mi14:14:293:12:468:2310:45
8:36
#17722
24M
24.00 mi14:22:493:21:068:238:20
8:20
#17627
40K
24.85 mi14:30:193:28:368:247:30
8:47
#17591
25.2M
25.20 mi14:33:313:31:488:253:12
9:17
#17553
FINISH
26.22 mi14:41:563:40:138:258:25
8:16
#17519
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi189967084708418456(Top 64%)6733(Top 54%)6733(Top 377%)
10K6.21 mi3.10 mi18786+2106943+1416943+14118594(Top 64%)6796(Top 54%)6796(Top 381%)
15K9.32 mi3.11 mi18685+1016867+766867+7618456(Top 64%)6733(Top 54%)6733(Top 377%)
20K12.43 mi3.11 mi18369+3166690+1776690+17717480(Top 60%)6209(Top 49%)6209(Top 348%)
HALF13.11 mi0.68 mi18410-416715-256715-2519272(Top 66%)7176(Top 57%)7176(Top 402%)
25K15.53 mi2.42 mi18419-96737-226737-2218592(Top 64%)6898(Top 55%)6898(Top 386%)
30K18.64 mi3.11 mi18118+3016606+1316606+13116821(Top 58%)6007(Top 48%)6007(Top 336%)
20M20.00 mi1.36 mi17979+1396546+606546+6016739(Top 58%)6062(Top 48%)6062(Top 339%)
21M21.00 mi1.00 mi17904+756518+286518+2816681(Top 57%)6077(Top 48%)6077(Top 340%)
35K21.75 mi0.75 mi17841+636495+236495+2316947(Top 58%)6301(Top 50%)6301(Top 353%)
23M23.00 mi1.25 mi17722+1196460+356460+3516285(Top 56%)6009(Top 48%)6009(Top 336%)
24M24.00 mi1.00 mi17627+956416+446416+4415946(Top 55%)5875(Top 47%)5875(Top 329%)
40K24.85 mi0.85 mi17591+366415+16415+117254(Top 59%)6653(Top 53%)6653(Top 373%)
25.2M25.20 mi0.35 mi17553+386402+136402+1316292(Top 56%)6128(Top 49%)6128(Top 343%)
FINISH26.22 mi1.02 mi17519+346407-56407-516796(Top 58%)6393(Top 51%)6393(Top 358%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18456

Females

6733

F45-49

6733

5K→10K

3.1 - 6.2 mi

Top 64%
×5
+79ft-138ft

Overall

18594

Females

6796

F45-49

6796

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18456

Females

6733

F45-49

6733

15K→20K

9.3 - 12.4 mi

Top 60%
×5
+106ft-86ft

Overall

17480

Females

6209

F45-49

6209

20K→HALF

12.4 - 13.1 mi

Top 66%
×2
+19ft-37ft

Overall

19272

Females

7176

F45-49

7176

HALF→25K

13.1 - 15.5 mi

Top 64%
×4
+66ft-88ft

Overall

18592

Females

6898

F45-49

6898

25K→30K

15.5 - 18.6 mi

Top 58%
×9
+181ft-148ft

Overall

16821

Females

6007

F45-49

6007

30K→20M

18.6 - 20.0 mi

Top 58%
×5
+64ft-50ft

Overall

16739

Females

6062

F45-49

6062

20M→21M

20.0 - 21.0 mi

Top 57%
×8
+106ft-24ft

Overall

16681

Females

6077

F45-49

6077

21M→35K

21.0 - 21.8 mi

Top 58%
×7
+17ft-86ft

Overall

16947

Females

6301

F45-49

6301

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16285

Females

6009

F45-49

6009

23M→24M

23.0 - 24.0 mi

Top 55%
×6
+12ft-82ft

Overall

15946

Females

5875

F45-49

5875

24M→40K

24.0 - 24.9 mi

Top 59%
×1
+6ft-20ft

Overall

17254

Females

6653

F45-49

6653

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1
+13ft-16ft

Overall

16292

Females

6128

F45-49

6128

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16796

Females

6393

F45-49

6393

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2324*
Passed By
847
Net Change
+1477
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18996
5K → 10K396*186+210#18996#18786
10K → 15K222*121+101#18786#18685
15K → 20K349*33+316#18685#18369
20K → HALF2061-41#18369#18410
HALF → 25K122131-9#18410#18419
25K → 30K349*48+301#18419#18118
30K → 20M16627+139#18118#17979
20M → 21M12853+75#17979#17904
21M → 35K8320+63#17904#17841
35K → 23M14728+119#17841#17722
23M → 24M11116+95#17722#17627
24M → 40K9357+36#17627#17591
40K → 25.2M5517+38#17591#17553
25.2M → FINISH8349+34#17553#17519
TOTALS2324*847+1477

* 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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