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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Brittany Walsh

Bib: 19072 •F •Age: N/A

SC

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 25%
Gender (Female)
#0 / 12578
Top 8%
Age Group (F18-39)
#0 / 5716
Top 16%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Brittany

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 · 6:33/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
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
22:31
3.11 mi
Rank: #10604
Start → 5K
22:31 | 7:15/mi
10K
44:12
6.21 mi
Rank: #9438 (+1166)
5K → 10K
21:41 | 6:59/mi
15K
1:05:41
9.32 mi
Rank: #8909 (+529)
10K → 15K
21:29 | 6:55/mi
20K
1:27:35
12.43 mi
Rank: #8706 (+203)
15K → 20K
21:54 | 7:03/mi
HALF
1:32:21
13.11 mi
Rank: #8693 (+13)
20K → HALF
4:46 | 7:00/mi
25K
1:49:16
15.53 mi
Rank: #8424 (+269)
HALF → 25K
16:55 | 6:59/mi
30K
2:11:33
18.64 mi
Rank: #8131 (+293)
25K → 30K
22:17 | 7:11/mi
20M
2:21:17
20.00 mi
Rank: #7978 (+153)
30K → 20M
9:44 | 7:10/mi
21M
2:28:47
21.00 mi
Rank: #7844 (+134)
20M → 21M
7:30 | 7:30/mi
35K
2:34:03
21.75 mi
Rank: #7800 (+44)
21M → 35K
5:16 | 7:03/mi
23M
2:43:10
23.00 mi
Rank: #7704 (+96)
35K → 23M
9:07 | 7:18/mi
24M
2:50:15
24.00 mi
Rank: #7622 (+82)
23M → 24M
7:05 | 7:05/mi
40K
2:56:20
24.85 mi
Rank: #7514 (+108)
24M → 40K
6:05 | 7:07/mi
25.2M
2:58:59
25.20 mi
Rank: #7481 (+33)
40K → 25.2M
2:39 | 7:42/mi
FINISH
3:05:39
26.22 mi
Rank: #7295 (+186)
25.2M → FINISH
6:40 | 6:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:21
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:33:18
Pace7:08 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:3222:317:1522:31
7:15
-
10K
6.21 mi11:27:1344:127:0721:41
6:59
-0:16
15K
9.32 mi11:48:421:05:417:0321:29
6:55
-0:04
20K
12.43 mi12:10:361:27:357:0321:54
7:03
+0:08
HALF
13.11 mi12:15:221:32:217:034:46
7:00
-0:03
25K
15.53 mi12:32:171:49:167:0316:55
6:59
-0:01
30K
18.64 mi12:54:342:11:337:0422:17
7:11
+0:12
20M
20.00 mi13:04:182:21:177:049:44
7:10
-0:01
21M
21.00 mi13:11:482:28:477:067:30
7:30
+0:20
35K
21.75 mi13:17:042:34:037:065:16
7:03
-0:27
23M
23.00 mi13:26:112:43:107:069:07
7:18
+0:15
24M
24.00 mi13:33:162:50:157:067:05
7:05
-0:13
40K
24.85 mi13:39:212:56:207:066:05
7:07
+0:02
25.2M
25.20 mi13:42:002:58:597:072:39
7:42
+0:35
FINISH
26.22 mi13:48:403:05:397:066:40
6:33
-1:09

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

6:33 /mi

Average Pace

7:05 /mi

Slowest Pace

7:42 /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

2:23:52

77% of race

Time at Steady Pace

41:47

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi11:05:3222:317:1522:31
7:15
#10604
10K
6.21 mi11:27:1344:127:0721:41
6:59
#9438
15K
9.32 mi11:48:421:05:417:0321:29
6:55
#8909
20K
12.43 mi12:10:361:27:357:0321:54
7:03
#8706
HALF
13.11 mi12:15:221:32:217:034:46
7:00
#8693
25K
15.53 mi12:32:171:49:167:0316:55
6:59
#8424
30K
18.64 mi12:54:342:11:337:0422:17
7:11
#8131
20M
20.00 mi13:04:182:21:177:049:44
7:10
#7978
21M
21.00 mi13:11:482:28:477:067:30
7:30
#7844
35K
21.75 mi13:17:042:34:037:065:16
7:03
#7800
23M
23.00 mi13:26:112:43:107:069:07
7:18
#7704
24M
24.00 mi13:33:162:50:157:067:05
7:05
#7622
40K
24.85 mi13:39:212:56:207:066:05
7:07
#7514
25.2M
25.20 mi13:42:002:58:597:072:39
7:42
#7481
FINISH
26.22 mi13:48:403:05:397:066:40
6:33
#7295
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 mi10604218121817939(Top 27%)1095(Top 9%)1095(Top 19%)
10K6.21 mi3.10 mi9438+11661614+5671614+5678540(Top 29%)1284(Top 10%)1284(Top 22%)
15K9.32 mi3.11 mi8909+5291424+1901424+1907939(Top 27%)1095(Top 9%)1095(Top 19%)
20K12.43 mi3.11 mi8706+2031363+611363+618214(Top 28%)1222(Top 10%)1222(Top 21%)
HALF13.11 mi0.68 mi8693+131368-51368-58649(Top 30%)1336(Top 11%)1336(Top 23%)
25K15.53 mi2.42 mi8424+2691282+861282+867251(Top 25%)948(Top 8%)948(Top 17%)
30K18.64 mi3.11 mi8131+2931209+731209+737219(Top 25%)1067(Top 8%)1067(Top 19%)
20M20.00 mi1.36 mi7978+1531172+371172+376746(Top 23%)983(Top 8%)983(Top 17%)
21M21.00 mi1.00 mi7844+1341139+331139+336516(Top 22%)1034(Top 8%)1034(Top 18%)
35K21.75 mi0.75 mi7800+441133+61133+67446(Top 26%)1321(Top 11%)1321(Top 23%)
23M23.00 mi1.25 mi7704+961123+101123+107379(Top 25%)1363(Top 11%)1363(Top 24%)
24M24.00 mi1.00 mi7622+821117+61117+67080(Top 24%)1322(Top 11%)1322(Top 23%)
40K24.85 mi0.85 mi7514+1081105+121105+126248(Top 22%)1075(Top 9%)1075(Top 19%)
25.2M25.20 mi0.35 mi7481+331104+11104+16408(Top 22%)1196(Top 10%)1196(Top 21%)
FINISH26.22 mi1.02 mi7295+1861058+461058+464446(Top 15%)637(Top 5%)637(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21
+97ft-345ft

Overall

7939

Females

1095

F18-39

1095

5K→10K

3.1 - 6.2 mi

Top 29%
×5
+79ft-138ft

Overall

8540

Females

1284

F18-39

1284

10K→15K

6.2 - 9.3 mi

Top 27%
×3
+67ft-78ft

Overall

7939

Females

1095

F18-39

1095

15K→20K

9.3 - 12.4 mi

Top 28%
×5
+106ft-86ft

Overall

8214

Females

1222

F18-39

1222

20K→HALF

12.4 - 13.1 mi

Top 30%
×2
+19ft-37ft

Overall

8649

Females

1336

F18-39

1336

HALF→25K

13.1 - 15.5 mi

Top 25%
×4
+66ft-88ft

Overall

7251

Females

948

F18-39

948

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7219

Females

1067

F18-39

1067

30K→20M

18.6 - 20.0 mi

Top 23%
×5
+64ft-50ft

Overall

6746

Females

983

F18-39

983

20M→21M

20.0 - 21.0 mi

Top 22%
×8
+106ft-24ft

Overall

6516

Females

1034

F18-39

1034

21M→35K

21.0 - 21.8 mi

Top 26%
×7
+17ft-86ft

Overall

7446

Females

1321

F18-39

1321

35K→23M

21.8 - 23.0 mi

Top 25%
×5
+23ft-63ft

Overall

7379

Females

1363

F18-39

1363

23M→24M

23.0 - 24.0 mi

Top 24%
×6
+12ft-82ft

Overall

7080

Females

1322

F18-39

1322

24M→40K

24.0 - 24.9 mi

Top 22%
×1
+6ft-20ft

Overall

6248

Females

1075

F18-39

1075

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1
+13ft-16ft

Overall

6408

Females

1196

F18-39

1196

25.2M→FINISH

25.2 - 26.2 mi

Top 15%
×2
+22ft-21ft

Overall

4446

Females

637

F18-39

637

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3558*
Passed By
249
Net Change
+3309
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10604
5K → 10K1188*22+1166#10604#9438
10K → 15K538*9+529#9438#8909
15K → 20K240*37+203#8909#8706
20K → HALF3219+13#8706#8693
HALF → 25K277*8+269#8693#8424
25K → 30K307*14+293#8424#8131
30K → 20M16310+153#8131#7978
20M → 21M14915+134#7978#7844
21M → 35K6622+44#7844#7800
35K → 23M13236+96#7800#7704
23M → 24M10725+82#7704#7622
24M → 40K12517+108#7622#7514
40K → 25.2M4512+33#7514#7481
25.2M → FINISH1893+186#7481#7295
TOTALS3558*249+3309

* 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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