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BOSTON MARATHON 2025

Laura Stucchi

Bib: 26126•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:04/mi
31:15
↑ 97↓ 3451.5%
10K· 6.21 mi
10:09/mi
1:02:46
↑ 79↓ 1380.4%
15K· 9.32 mi
10:03/mi
1:33:59
↑ 67↓ 78
20K· 12.43 mi
10:29/mi
2:06:32
↑ 106↓ 860.1%
Half· 13.11 mi
10:19/mi
2:13:34
↑ 19↓ 370.5%
25K· 15.53 mi
11:12/mi
2:40:44
↑ 66↓ 880.2%
30K· 18.64 mi
13:41/mi
3:23:16
↑ 181↓ 1480.2%
20M
12:49/mi
3:40:41
↑ 64↓ 500.2%
21M
13:26/mi
3:54:07
↑ 106↓ 241.6%
35K· 21.75 mi
11:03/mi
4:02:23
↑ 17↓ 861.7%
23M
15:53/mi
4:22:16
↑ 23↓ 630.6%
24M
11:59/mi
4:34:15
↓ 821.3%
40K· 24.85 mi
13:13/mi
4:45:33
↓ 200.3%
25.2M
14:10/mi
4:50:26
↑ 13↓ 160.2%
Finish· 26.22 mi
9:55/mi
5:00:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:34
Pace10:11 /mi
2nd Half
Distance13.11 mi
Time2:46:58
Pace12:44 /mi
📊Positive Split: 25.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:4631:1510:0431:15
10:04
-
10K
6.21 mi12:18:171:02:4610:0631:31
10:09
+0:05
15K
9.32 mi12:49:301:33:5910:0531:13
10:03
-0:06
20K
12.43 mi13:22:032:06:3210:1132:33
10:29
+0:26
Half
13.11 mi13:29:052:13:3410:117:02
10:19
-0:10
25K
15.53 mi13:56:152:40:4410:2127:10
11:12
+0:53
30K
18.64 mi14:38:473:23:1610:5442:32
13:41
+2:29
20M
20.00 mi14:56:123:40:4111:0217:25
12:49
-0:52
21M
21.00 mi15:09:383:54:0711:0913:26
13:26
+0:37
35K
21.75 mi15:17:544:02:2311:098:16
11:03
-2:23
23M
23.00 mi15:37:474:22:1611:2419:53
15:53
+4:50
24M
24.00 mi15:49:464:34:1511:2611:59
11:59
-3:54
40K
24.85 mi16:01:044:45:3311:2911:18
13:13
+1:14
25.2M
25.20 mi16:05:574:50:2611:324:53
14:10
+0:57
Finish
26.22 mi16:16:035:00:3211:2810:06
9:55
-4:15

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

9:55 /mi

Average Pace

11:28 /mi

Slowest Pace

15:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:05

35% of race

Time at Steady Pace

1:27:00

29% of race

Time at Slower Pace

1:49:27

36% of race

Average Pace: 11:28 /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 mi11:46:4631:1510:0431:15
10:04
#25715
10K
6.21 mi12:18:171:02:4610:0631:31
10:09
#25653
15K
9.32 mi12:49:301:33:5910:0531:13
10:03
#25499
20K
12.43 mi13:22:032:06:3210:1132:33
10:29
#25397
Half
13.11 mi13:29:052:13:3410:117:02
10:19
#25390
25K
15.53 mi13:56:152:40:4410:2127:10
11:12
#25414
30K
18.64 mi14:38:473:23:1610:5442:32
13:41
#25917
20M
20.00 mi14:56:123:40:4111:0217:25
12:49
#25967
21M
21.00 mi15:09:383:54:0711:0913:26
13:26
#25960
35K
21.75 mi15:17:544:02:2311:098:16
11:03
#25911
23M
23.00 mi15:37:474:22:1611:2419:53
15:53
#26196
24M
24.00 mi15:49:464:34:1511:2611:59
11:59
#26180
40K
24.85 mi16:01:044:45:3311:2911:18
13:13
#26200
25.2M
25.20 mi16:05:574:50:2611:324:53
14:10
#26219
Finish
26.22 mi16:16:035:00:3211:2810:06
9:55
#26154
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25715105961059625078(Top 88%)10261(Top 84%)10261(Top 188%)
10K6.21 mi3.10 mi25653+6210584+1210584+1225604(Top 90%)10582(Top 87%)10582(Top 193%)
15K9.32 mi3.11 mi25499+15410495+8910495+8925078(Top 88%)10261(Top 84%)10261(Top 188%)
20K12.43 mi3.11 mi25397+10210457+3810457+3825146(Top 89%)10344(Top 85%)10344(Top 189%)
Half13.11 mi0.68 mi25390+710450+710450+725455(Top 90%)10527(Top 86%)10527(Top 192%)
25K15.53 mi2.42 mi25414-2410479-2910479-2925478(Top 90%)10556(Top 86%)10556(Top 193%)
30K18.64 mi3.11 mi25917-50310779-30010779-30027274(Top 96%)11642(Top 95%)11642(Top 213%)
20M20.00 mi1.36 mi25967-5010819-4010819-4026255(Top 92%)11142(Top 91%)11142(Top 204%)
21M21.00 mi1.00 mi25960+710824-510824-525582(Top 90%)10852(Top 89%)10852(Top 198%)
35K21.75 mi0.75 mi25911+4910801+2310801+2324293(Top 86%)10221(Top 84%)10221(Top 187%)
23M23.00 mi1.25 mi26196-28510978-17710978-17728126(Top 99%)12137(Top 99%)12137(Top 222%)
24M24.00 mi1.00 mi26180+1610982-410982-425646(Top 90%)10961(Top 90%)10961(Top 200%)
40K24.85 mi0.85 mi26200-2011000-1811000-1826498(Top 93%)11385(Top 93%)11385(Top 208%)
25.2M25.20 mi0.35 mi26219-1911009-911009-926428(Top 93%)11394(Top 93%)11394(Top 208%)
Finish26.22 mi1.02 mi26154+6510976+3310976+3322631(Top 80%)9488(Top 78%)9488(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

25078

Females

10261

F18-39

10261

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

25604

Females

10582

F18-39

10582

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

25078

Females

10261

F18-39

10261

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

25146

Females

10344

F18-39

10344

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

25455

Females

10527

F18-39

10527

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

25478

Females

10556

F18-39

10556

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

27274

Females

11642

F18-39

11642

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26255

Females

11142

F18-39

11142

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

25582

Females

10852

F18-39

10852

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

24293

Females

10221

F18-39

10221

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

28126

Females

12137

F18-39

12137

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

25646

Females

10961

F18-39

10961

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

26498

Females

11385

F18-39

11385

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26428

Females

11394

F18-39

11394

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

22631

Females

9488

F18-39

9488

Passing Analysis

Category:
Athletes Passed
1000
Passed By
1439
Net Change
-439
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25715
5K → 10K228166+62#25715#25653
10K → 15K21157+154#25653#25499
15K → 20K17068+102#25499#25397
20K → Half2518+7#25397#25390
Half → 25K90114-24#25390#25414
25K → 30K18521-503#25414#25917
30K → 20M3484-50#25917#25967
20M → 21M4134+7#25967#25960
21M → 35K578+49#25960#25911
35K → 23M1286-285#25911#26196
23M → 24M3721+16#26196#26180
24M → 40K1636-20#26180#26200
40K → 25.2M322-19#26200#26219
25.2M → Finish694+65#26219#26154
TOTALS10001439-439
📊

Passing Visuals

Category:
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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