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BOSTON MARATHON 2025

Shauna Haley

Bib: 32364•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
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
30:17
Rank: #24967
Start → 5K
30:17 | 9:45/mi
10K· 6.21 mi
1:00:53
Rank: #24970 (-3)
5K → 10K
30:36 | 9:51/mi
15K· 9.32 mi
1:31:12
Rank: #24787 (+183)
10K → 15K
30:19 | 9:45/mi
20K· 12.43 mi
2:02:12
Rank: #24612 (+175)
15K → 20K
31:00 | 9:59/mi
Half· 13.11 mi
2:09:01
Rank: #24625 (-13)
20K → Half
6:49 | 9:59/mi
25K· 15.53 mi
2:33:55
Rank: #24514 (+111)
Half → 25K
24:54 | 10:16/mi
30K· 18.64 mi
3:07:53
Rank: #24408 (+106)
25K → 30K
33:58 | 10:56/mi
20M
3:22:56
Rank: #24363 (+45)
30K → 20M
15:03 | 11:04/mi
21M
3:34:17
Rank: #24236 (+127)
20M → 21M
11:21 | 11:21/mi
35K· 21.75 mi
3:41:54
Rank: #24173 (+63)
21M → 35K
7:37 | 10:11/mi
23M
3:55:04
Rank: #24050 (+123)
35K → 23M
13:10 | 10:31/mi
24M
4:05:18
Rank: #23969 (+81)
23M → 24M
10:14 | 10:14/mi
40K· 24.85 mi
4:14:21
Rank: #23905 (+64)
24M → 40K
9:03 | 10:35/mi
25.2M
4:18:13
Rank: #23873 (+32)
40K → 25.2M
3:52 | 11:13/mi
Finish· 26.22 mi
4:28:03
Rank: #23814 (+59)
25.2M → Finish
9:50 | 9:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:01
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:19:02
Pace10:36 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1830:179:4530:17
9:45
-
10K
6.21 mi12:25:541:00:539:4830:36
9:51
+0:06
15K
9.32 mi12:56:131:31:129:4730:19
9:45
-0:06
20K
12.43 mi13:27:132:02:129:5031:00
9:59
+0:14
Half
13.11 mi13:34:022:09:019:506:49
9:59
0:00
25K
15.53 mi13:58:562:33:559:5424:54
10:16
+0:17
30K
18.64 mi14:32:543:07:5310:0533:58
10:56
+0:40
20M
20.00 mi14:47:573:22:5610:0915:03
11:04
+0:08
21M
21.00 mi14:59:183:34:1710:1211:21
11:21
+0:17
35K
21.75 mi15:06:553:41:5410:127:37
10:11
-1:10
23M
23.00 mi15:20:053:55:0410:1313:10
10:31
+0:20
24M
24.00 mi15:30:194:05:1810:1310:14
10:14
-0:17
40K
24.85 mi15:39:224:14:2110:149:03
10:35
+0:21
25.2M
25.20 mi15:43:144:18:1310:153:52
11:13
+0:38
Finish
26.22 mi15:53:044:28:0310:149:50
9:39
-1:34

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

9:39 /mi

Average Pace

10:14 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:23:49

76% of race

Time at Steady Pace

1:04:14

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:13 /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 mi11:55:1830:179:4530:17
9:45
#24967
10K
6.21 mi12:25:541:00:539:4830:36
9:51
#24970
15K
9.32 mi12:56:131:31:129:4730:19
9:45
#24787
20K
12.43 mi13:27:132:02:129:5031:00
9:59
#24612
Half
13.11 mi13:34:022:09:019:506:49
9:59
#24625
25K
15.53 mi13:58:562:33:559:5424:54
10:16
#24514
30K
18.64 mi14:32:543:07:5310:0533:58
10:56
#24408
20M
20.00 mi14:47:573:22:5610:0915:03
11:04
#24363
21M
21.00 mi14:59:183:34:1710:1211:21
11:21
#24236
35K
21.75 mi15:06:553:41:5410:127:37
10:11
#24173
23M
23.00 mi15:20:053:55:0410:1313:10
10:31
#24050
24M
24.00 mi15:30:194:05:1810:1310:14
10:14
#23969
40K
24.85 mi15:39:224:14:2110:149:03
10:35
#23905
25.2M
25.20 mi15:43:144:18:1310:153:52
11:13
#23873
Finish
26.22 mi15:53:044:28:0310:149:50
9:39
#23814
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24967101951019524452(Top 86%)9925(Top 81%)9925(Top 181%)
10K6.21 mi3.10 mi24970-310215-2010215-2024988(Top 88%)10230(Top 84%)10230(Top 187%)
15K9.32 mi3.11 mi24787+18310108+10710108+10724452(Top 86%)9925(Top 81%)9925(Top 181%)
20K12.43 mi3.11 mi24612+17510027+8110027+8124184(Top 85%)9822(Top 80%)9822(Top 180%)
Half13.11 mi0.68 mi24625-1310038-1110038-1124827(Top 87%)10177(Top 83%)10177(Top 186%)
25K15.53 mi2.42 mi24514+1119989+499989+4923888(Top 84%)9683(Top 79%)9683(Top 177%)
30K18.64 mi3.11 mi24408+1069950+399950+3923892(Top 84%)9812(Top 80%)9812(Top 179%)
20M20.00 mi1.36 mi24363+459943+79943+723758(Top 84%)9825(Top 80%)9825(Top 180%)
21M21.00 mi1.00 mi24236+1279893+509893+5022288(Top 78%)9131(Top 75%)9131(Top 167%)
35K21.75 mi0.75 mi24173+639863+309863+3022407(Top 79%)9244(Top 76%)9244(Top 169%)
23M23.00 mi1.25 mi24050+1239822+419822+4122073(Top 78%)9109(Top 74%)9109(Top 167%)
24M24.00 mi1.00 mi23969+819789+339789+3322062(Top 78%)9171(Top 75%)9171(Top 168%)
40K24.85 mi0.85 mi23905+649767+229767+2222172(Top 78%)9294(Top 76%)9294(Top 170%)
25.2M25.20 mi0.35 mi23873+329761+69761+621329(Top 75%)8839(Top 72%)8839(Top 162%)
Finish26.22 mi1.02 mi23814+599744+179744+1721751(Top 77%)9044(Top 74%)9044(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24452

Females

9925

F18-39

9925

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

24988

Females

10230

F18-39

10230

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24452

Females

9925

F18-39

9925

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24184

Females

9822

F18-39

9822

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24827

Females

10177

F18-39

10177

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

23888

Females

9683

F18-39

9683

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23892

Females

9812

F18-39

9812

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

23758

Females

9825

F18-39

9825

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22288

Females

9131

F18-39

9131

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22407

Females

9244

F18-39

9244

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22073

Females

9109

F18-39

9109

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22062

Females

9171

F18-39

9171

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22172

Females

9294

F18-39

9294

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21329

Females

8839

F18-39

8839

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21751

Females

9044

F18-39

9044

Passing Analysis

Category:
Athletes Passed
1728
Passed By
575
Net Change
+1153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24967
5K → 10K188191-3#24967#24970
10K → 15K23451+183#24970#24787
15K → 20K22752+175#24787#24612
20K → Half2134-13#24612#24625
Half → 25K15847+111#24625#24514
25K → 30K18276+106#24514#24408
30K → 20M8641+45#24408#24363
20M → 21M13912+127#24363#24236
21M → 35K707+63#24236#24173
35K → 23M14118+123#24173#24050
23M → 24M9110+81#24050#23969
24M → 40K7511+64#23969#23905
40K → 25.2M419+32#23905#23873
25.2M → Finish7516+59#23873#23814
TOTALS1728575+1153
📊

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