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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Megan Walsh

Bib: 4141 •F •Age: N/A

CA

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 6%
Gender (Female)
#0 / 12578
Top 0.5%
Age Group (F18-39)
#0 / 5716
Top 1.0%
Race Day Weather
51°/41°F
overcast clouds

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
19:26
3.11 mi
Rank: #2420
Start → 5K
19:26 | 6:16/mi
10K
38:53
6.21 mi
Rank: #2498 (-78)
5K → 10K
19:27 | 6:16/mi
15K
58:14
9.32 mi
Rank: #2456 (+42)
10K → 15K
19:21 | 6:14/mi
20K
1:17:37
12.43 mi
Rank: #2369 (+87)
15K → 20K
19:23 | 6:15/mi
HALF
1:21:56
13.11 mi
Rank: #2403 (-34)
20K → HALF
4:19 | 6:20/mi
25K
1:37:05
15.53 mi
Rank: #2323 (+80)
HALF → 25K
15:09 | 6:15/mi
30K
1:56:33
18.64 mi
Rank: #2159 (+164)
25K → 30K
19:28 | 6:16/mi
20M
2:04:56
20.00 mi
Rank: #2033 (+126)
30K → 20M
8:23 | 6:11/mi
21M
2:11:20
21.00 mi
Rank: #1936 (+97)
20M → 21M
6:24 | 6:24/mi
35K
2:15:58
21.75 mi
Rank: #1914 (+22)
21M → 35K
4:38 | 6:12/mi
23M
2:23:46
23.00 mi
Rank: #1849 (+65)
35K → 23M
7:48 | 6:14/mi
24M
2:29:56
24.00 mi
Rank: #1817 (+32)
23M → 24M
6:10 | 6:10/mi
40K
2:35:15
24.85 mi
Rank: #1772 (+45)
24M → 40K
5:19 | 6:14/mi
25.2M
2:37:34
25.20 mi
Rank: #1755 (+17)
40K → 25.2M
2:19 | 6:44/mi
FINISH
2:43:38
26.22 mi
Rank: #1718 (+37)
25.2M → FINISH
6:04 | 5:58/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:21:56
Pace6:16 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:21:42
Pace6:14 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0519:266:1619:26
6:16
-
10K
6.21 mi10:40:3238:536:1619:27
6:16
0:00
15K
9.32 mi10:59:5358:146:1519:21
6:14
-0:02
20K
12.43 mi11:19:161:17:376:1519:23
6:15
+0:01
HALF
13.11 mi11:23:351:21:566:164:19
6:20
+0:05
25K
15.53 mi11:38:441:37:056:1515:09
6:15
-0:05
30K
18.64 mi11:58:121:56:336:1619:28
6:16
+0:01
20M
20.00 mi12:06:352:04:566:158:23
6:11
-0:05
21M
21.00 mi12:12:592:11:206:166:24
6:24
+0:13
35K
21.75 mi12:17:372:15:586:164:38
6:12
-0:12
23M
23.00 mi12:25:252:23:466:167:48
6:14
+0:02
24M
24.00 mi12:31:352:29:566:156:10
6:10
-0:04
40K
24.85 mi12:36:542:35:156:155:19
6:14
+0:04
25.2M
25.20 mi12:39:132:37:346:162:19
6:44
+0:30
FINISH
26.22 mi12:45:172:43:386:156:04
5:58
-0:46

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

5:58 /mi

Average Pace

6:15 /mi

Slowest Pace

6:44 /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

2:41:19

99% of race

Time at Steady Pace

2:19

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:21:0519:266:1619:26
6:16
#2420
10K
6.21 mi10:40:3238:536:1619:27
6:16
#2498
15K
9.32 mi10:59:5358:146:1519:21
6:14
#2456
20K
12.43 mi11:19:161:17:376:1519:23
6:15
#2369
HALF
13.11 mi11:23:351:21:566:164:19
6:20
#2403
25K
15.53 mi11:38:441:37:056:1515:09
6:15
#2323
30K
18.64 mi11:58:121:56:336:1619:28
6:16
#2159
20M
20.00 mi12:06:352:04:566:158:23
6:11
#2033
21M
21.00 mi12:12:592:11:206:166:24
6:24
#1936
35K
21.75 mi12:17:372:15:586:164:38
6:12
#1914
23M
23.00 mi12:25:252:23:466:167:48
6:14
#1849
24M
24.00 mi12:31:352:29:566:156:10
6:10
#1817
40K
24.85 mi12:36:542:35:156:155:19
6:14
#1772
25.2M
25.20 mi12:39:132:37:346:162:19
6:44
#1755
FINISH
26.22 mi12:45:172:43:386:156:04
5:58
#1718
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 mi242091912456(Top 8%)89(Top 0.7%)89(Top 2%)
10K6.21 mi3.10 mi2498-7889+289+22609(Top 9%)93(Top 0.7%)93(Top 2%)
15K9.32 mi3.11 mi2456+4288+188+12456(Top 8%)89(Top 0.7%)89(Top 2%)
20K12.43 mi3.11 mi2369+8779+979+92245(Top 8%)80(Top 0.6%)80(Top 1%)
HALF13.11 mi0.68 mi2403-3482-382-33321(Top 11%)122(Top 1.0%)122(Top 2%)
25K15.53 mi2.42 mi2323+8078+478+42073(Top 7%)77(Top 0.6%)77(Top 1%)
30K18.64 mi3.11 mi2159+16476+276+21503(Top 5%)54(Top 0.4%)54(Top 0.9%)
20M20.00 mi1.36 mi2033+12671+571+51110(Top 4%)40(Top 0.3%)40(Top 0.7%)
21M21.00 mi1.00 mi1936+9769+269+2986(Top 3%)41(Top 0.3%)41(Top 0.7%)
35K21.75 mi0.75 mi1914+2269692029(Top 7%)92(Top 0.7%)92(Top 2%)
23M23.00 mi1.25 mi1849+6566+366+31334(Top 5%)53(Top 0.4%)53(Top 0.9%)
24M24.00 mi1.00 mi1817+3266661661(Top 6%)83(Top 0.7%)83(Top 1%)
40K24.85 mi0.85 mi1772+4565+165+11451(Top 5%)77(Top 0.6%)77(Top 1%)
25.2M25.20 mi0.35 mi1755+1764+164+11625(Top 6%)91(Top 0.7%)91(Top 2%)
FINISH26.22 mi1.02 mi1718+3764641500(Top 5%)81(Top 0.6%)81(Top 1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21
+97ft-345ft

Overall

2456

Females

89

F18-39

89

5K→10K

3.1 - 6.2 mi

Top 9%
×5
+79ft-138ft

Overall

2609

Females

93

F18-39

93

10K→15K

6.2 - 9.3 mi

Top 8%
×3
+67ft-78ft

Overall

2456

Females

89

F18-39

89

15K→20K

9.3 - 12.4 mi

Top 8%
×5
+106ft-86ft

Overall

2245

Females

80

F18-39

80

20K→HALF

12.4 - 13.1 mi

Top 11%
×2
+19ft-37ft

Overall

3321

Females

122

F18-39

122

HALF→25K

13.1 - 15.5 mi

Top 7%
×4
+66ft-88ft

Overall

2073

Females

77

F18-39

77

25K→30K

15.5 - 18.6 mi

Top 5%
×9
+181ft-148ft

Overall

1503

Females

54

F18-39

54

30K→20M

18.6 - 20.0 mi

Top 4%
×5
+64ft-50ft

Overall

1110

Females

40

F18-39

40

20M→21M

20.0 - 21.0 mi

Top 3%
×8
+106ft-24ft

Overall

986

Females

41

F18-39

41

21M→35K

21.0 - 21.8 mi

Top 7%
×7
+17ft-86ft

Overall

2029

Females

92

F18-39

92

35K→23M

21.8 - 23.0 mi

Top 5%
×5
+23ft-63ft

Overall

1334

Females

53

F18-39

53

23M→24M

23.0 - 24.0 mi

Top 6%
×6
+12ft-82ft

Overall

1661

Females

83

F18-39

83

24M→40K

24.0 - 24.9 mi

Top 5%
×1
+6ft-20ft

Overall

1451

Females

77

F18-39

77

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1
+13ft-16ft

Overall

1625

Females

91

F18-39

91

25.2M→FINISH

25.2 - 26.2 mi

Top 5%
×2
+22ft-21ft

Overall

1500

Females

81

F18-39

81

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1026
Passed By
324
Net Change
+702
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2420
5K → 10K59137-78#2420#2498
10K → 15K9048+42#2498#2456
15K → 20K10821+87#2456#2369
20K → HALF640-34#2369#2403
HALF → 25K9717+80#2403#2323
25K → 30K1717+164#2323#2159
30K → 20M1282+126#2159#2033
20M → 21M1014+97#2033#1936
21M → 35K286+22#1936#1914
35K → 23M716+65#1914#1849
23M → 24M4715+32#1849#1817
24M → 40K5611+45#1817#1772
40K → 25.2M170+17#1772#1755
25.2M → FINISH4710+37#1755#1718
TOTALS1026324+702
📊

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

Activity Data

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Export & Support

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