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BOSTON MARATHON 2025

Laura Walsh

Bib: 15460•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 38%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:28
Rank: #12705
Start → 5K
23:28 | 7:33/mi
10K· 6.21 mi
47:13
Rank: #13044 (-339)
5K → 10K
23:45 | 7:39/mi
15K· 9.32 mi
1:11:03
Rank: #13071 (-27)
10K → 15K
23:50 | 7:40/mi
20K· 12.43 mi
1:35:37
Rank: #13310 (-239)
15K → 20K
24:34 | 7:54/mi
Half· 13.11 mi
1:40:55
Rank: #13354 (-44)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:01:02
Rank: #13826 (-472)
Half → 25K
20:07 | 8:18/mi
30K· 18.64 mi
2:28:26
Rank: #14394 (-568)
25K → 30K
27:24 | 8:49/mi
20M
2:40:12
Rank: #14411 (-17)
30K → 20M
11:46 | 8:40/mi
21M
2:49:48
Rank: #14566 (-155)
20M → 21M
9:36 | 9:36/mi
35K· 21.75 mi
2:56:15
Rank: #14610 (-44)
21M → 35K
6:27 | 8:37/mi
23M
3:07:10
Rank: #14590 (+20)
35K → 23M
10:55 | 8:43/mi
24M
3:15:38
Rank: #14556 (+34)
23M → 24M
8:28 | 8:28/mi
40K· 24.85 mi
3:23:03
Rank: #14522 (+34)
24M → 40K
7:25 | 8:40/mi
25.2M
3:26:28
Rank: #14551 (-29)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:35:15
Rank: #14625 (-74)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:55
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:54:20
Pace8:43 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0723:287:3323:28
7:33
-
10K
6.21 mi11:18:5247:137:3623:45
7:39
+0:06
15K
9.32 mi11:42:421:11:037:3723:50
7:40
+0:01
20K
12.43 mi12:07:161:35:377:4224:34
7:54
+0:14
Half
13.11 mi12:12:341:40:557:425:18
7:46
-0:08
25K
15.53 mi12:32:412:01:027:4720:07
8:18
+0:32
30K
18.64 mi13:00:052:28:267:5827:24
8:49
+0:31
20M
20.00 mi13:11:512:40:128:0111:46
8:40
-0:09
21M
21.00 mi13:21:272:49:488:059:36
9:36
+0:56
35K
21.75 mi13:27:542:56:158:066:27
8:37
-0:59
23M
23.00 mi13:38:493:07:108:0810:55
8:43
+0:06
24M
24.00 mi13:47:173:15:388:098:28
8:28
-0:15
40K
24.85 mi13:54:423:23:038:107:25
8:40
+0:12
25.2M
25.20 mi13:58:073:26:288:123:25
9:54
+1:14
Finish
26.22 mi14:06:543:35:158:138:47
8:37
-1:17

Checkpoints & Pacing

📈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

7:33 /mi

Average Pace

8:13 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:55

47% of race

Time at Steady Pace

1:41:19

47% of race

Time at Slower Pace

13:01

6% of race

Average Pace: 8:13 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:55:0723:287:3323:28
7:33
#12705
10K
6.21 mi11:18:5247:137:3623:45
7:39
#13044
15K
9.32 mi11:42:421:11:037:3723:50
7:40
#13071
20K
12.43 mi12:07:161:35:377:4224:34
7:54
#13310
Half
13.11 mi12:12:341:40:557:425:18
7:46
#13354
25K
15.53 mi12:32:412:01:027:4720:07
8:18
#13826
30K
18.64 mi13:00:052:28:267:5827:24
8:49
#14394
20M
20.00 mi13:11:512:40:128:0111:46
8:40
#14411
21M
21.00 mi13:21:272:49:488:059:36
9:36
#14566
35K
21.75 mi13:27:542:56:158:066:27
8:37
#14610
23M
23.00 mi13:38:493:07:108:0810:55
8:43
#14590
24M
24.00 mi13:47:173:15:388:098:28
8:28
#14556
40K
24.85 mi13:54:423:23:038:107:25
8:40
#14522
25.2M
25.20 mi13:58:073:26:288:123:25
9:54
#14551
Finish
26.22 mi14:06:543:35:158:138:47
8:37
#14625
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi127053170317013237(Top 47%)3575(Top 29%)3575(Top 65%)
10K6.21 mi3.10 mi13044-3393368-1983368-19813429(Top 47%)3623(Top 30%)3623(Top 66%)
15K9.32 mi3.11 mi13071-273431-633431-6313237(Top 47%)3575(Top 29%)3575(Top 65%)
20K12.43 mi3.11 mi13310-2393612-1813612-18114166(Top 50%)4183(Top 34%)4183(Top 76%)
Half13.11 mi0.68 mi13354-443644-323644-3214083(Top 50%)4116(Top 34%)4116(Top 75%)
25K15.53 mi2.42 mi13826-4723946-3023946-30215900(Top 56%)5251(Top 43%)5251(Top 96%)
30K18.64 mi3.11 mi14394-5684331-3854331-38516714(Top 59%)5866(Top 48%)5866(Top 107%)
20M20.00 mi1.36 mi14411-174372-414372-4114815(Top 52%)4943(Top 40%)4943(Top 90%)
21M21.00 mi1.00 mi14566-1554480-1084480-10816556(Top 58%)6002(Top 49%)6002(Top 110%)
35K21.75 mi0.75 mi14610-444512-324512-3216201(Top 57%)5886(Top 48%)5886(Top 108%)
23M23.00 mi1.25 mi14590+204542-304542-3014670(Top 52%)5156(Top 42%)5156(Top 94%)
24M24.00 mi1.00 mi14556+344544-24544-214312(Top 50%)4981(Top 41%)4981(Top 91%)
40K24.85 mi0.85 mi14522+344561-174561-1714486(Top 51%)5231(Top 43%)5231(Top 96%)
25.2M25.20 mi0.35 mi14551-294593-324593-3216611(Top 58%)6379(Top 52%)6379(Top 117%)
Finish26.22 mi1.02 mi14625-744661-684661-6816966(Top 60%)6534(Top 53%)6534(Top 119%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

13237

Females

3575

F18-39

3575

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

13429

Females

3623

F18-39

3623

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

13237

Females

3575

F18-39

3575

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

14166

Females

4183

F18-39

4183

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

14083

Females

4116

F18-39

4116

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

15900

Females

5251

F18-39

5251

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

16714

Females

5866

F18-39

5866

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14815

Females

4943

F18-39

4943

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

16556

Females

6002

F18-39

6002

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16201

Females

5886

F18-39

5886

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14670

Females

5156

F18-39

5156

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

14312

Females

4981

F18-39

4981

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14486

Females

5231

F18-39

5231

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16611

Females

6379

F18-39

6379

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

16966

Females

6534

F18-39

6534

Passing Analysis

Category:
Athletes Passed
1283
Passed By
3203
Net Change
-1920
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12705
5K → 10K150489-339#12705#13044
10K → 15K191218-27#13044#13071
15K → 20K135374-239#13071#13310
20K → Half2165-44#13310#13354
Half → 25K75547-472#13354#13826
25K → 30K118686-568#13826#14394
30K → 20M116133-17#14394#14411
20M → 21M68223-155#14411#14566
21M → 35K62106-44#14566#14610
35K → 23M10585+20#14610#14590
23M → 24M9359+34#14590#14556
24M → 40K8551+34#14556#14522
40K → 25.2M2251-29#14522#14551
25.2M → Finish42116-74#14551#14625
TOTALS12833203-1920
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing