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BOSTON MARATHON 2025

Abby Law

Bib: 27218•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
9:54/mi
30:47
↑ 97↓ 3451.5%
10K· 6.21 mi
9:36/mi
1:00:38
↑ 79↓ 1380.4%
15K· 9.32 mi
10:07/mi
1:32:05
↑ 67↓ 78
20K· 12.43 mi
10:42/mi
2:05:21
↑ 106↓ 860.1%
Half· 13.11 mi
10:16/mi
2:12:21
↑ 19↓ 370.5%
25K· 15.53 mi
11:21/mi
2:39:53
↑ 66↓ 880.2%
30K· 18.64 mi
11:17/mi
3:14:55
↑ 181↓ 1480.2%
20M
11:06/mi
3:30:00
↑ 64↓ 500.2%
21M
12:05/mi
3:42:05
↑ 106↓ 241.6%
35K· 21.75 mi
10:54/mi
3:50:14
↑ 17↓ 861.7%
23M
12:35/mi
4:05:59
↑ 23↓ 630.6%
24M
10:17/mi
4:16:16
↓ 821.3%
40K· 24.85 mi
10:11/mi
4:24:58
↓ 200.3%
25.2M
10:38/mi
4:28:38
↑ 13↓ 160.2%
Finish· 26.22 mi
9:50/mi
4:38:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:21
Pace10:06 /mi
2nd Half
Distance13.11 mi
Time2:26:18
Pace11:10 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0330:479:5430:47
9:54
-
10K
6.21 mi12:16:541:00:389:4529:51
9:36
-0:18
15K
9.32 mi12:48:211:32:059:5331:27
10:07
+0:31
20K
12.43 mi13:21:372:05:2110:0533:16
10:42
+0:35
Half
13.11 mi13:28:372:12:2110:067:00
10:16
-0:26
25K
15.53 mi13:56:092:39:5310:1827:32
11:21
+1:05
30K
18.64 mi14:31:113:14:5510:2735:02
11:17
-0:04
20M
20.00 mi14:46:163:30:0010:3015:05
11:06
-0:11
21M
21.00 mi14:58:213:42:0510:3512:05
12:05
+0:59
35K
21.75 mi15:06:303:50:1410:358:09
10:54
-1:11
23M
23.00 mi15:22:154:05:5910:4215:45
12:35
+1:41
24M
24.00 mi15:32:324:16:1610:4110:17
10:17
-2:18
40K
24.85 mi15:41:144:24:5810:408:42
10:11
-0:06
25.2M
25.20 mi15:44:544:28:3810:403:40
10:38
+0:27
Finish
26.22 mi15:54:554:38:3910:3810:01
9:50
-0:48

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

9:36 /mi

Average Pace

10:38 /mi

Slowest Pace

12:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:48

40% of race

Time at Steady Pace

1:02:22

22% of race

Time at Slower Pace

1:45:29

38% of race

Average Pace: 10:38 /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 mi11:47:0330:479:5430:47
9:54
#25363
10K
6.21 mi12:16:541:00:389:4529:51
9:36
#24875
15K
9.32 mi12:48:211:32:059:5331:27
10:07
#24995
20K
12.43 mi13:21:372:05:2110:0533:16
10:42
#25213
Half
13.11 mi13:28:372:12:2110:067:00
10:16
#25218
25K
15.53 mi13:56:092:39:5310:1827:32
11:21
#25301
30K
18.64 mi14:31:113:14:5510:2735:02
11:17
#25147
20M
20.00 mi14:46:163:30:0010:3015:05
11:06
#25065
21M
21.00 mi14:58:213:42:0510:3512:05
12:05
#25010
35K
21.75 mi15:06:303:50:1410:358:09
10:54
#25001
23M
23.00 mi15:22:154:05:5910:4215:45
12:35
#25070
24M
24.00 mi15:32:324:16:1610:4110:17
10:17
#24969
40K
24.85 mi15:41:144:24:5810:408:42
10:11
#24856
25.2M
25.20 mi15:44:544:28:3810:403:40
10:38
#24804
Finish
26.22 mi15:54:554:38:3910:3810:01
9:50
#24749
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25363104061040625250(Top 89%)10370(Top 85%)10370(Top 190%)
10K6.21 mi3.10 mi24875+48810163+24310163+24324379(Top 86%)9900(Top 81%)9900(Top 181%)
15K9.32 mi3.11 mi24995-12010217-5410217-5425250(Top 89%)10370(Top 85%)10370(Top 190%)
20K12.43 mi3.11 mi25213-21810355-13810355-13825547(Top 90%)10566(Top 86%)10566(Top 193%)
Half13.11 mi0.68 mi25218-510359-410359-425335(Top 89%)10451(Top 85%)10451(Top 191%)
25K15.53 mi2.42 mi25301-8310421-6210421-6225681(Top 90%)10679(Top 87%)10679(Top 195%)
30K18.64 mi3.11 mi25147+15410362+5910362+5924502(Top 86%)10133(Top 83%)10133(Top 185%)
20M20.00 mi1.36 mi25065+8210325+3710325+3723788(Top 84%)9842(Top 80%)9842(Top 180%)
21M21.00 mi1.00 mi25010+5510310+1510310+1523722(Top 84%)9881(Top 81%)9881(Top 181%)
35K21.75 mi0.75 mi25001+910313-310313-323963(Top 84%)10037(Top 82%)10037(Top 184%)
23M23.00 mi1.25 mi25070-6910371-5810371-5825891(Top 91%)11043(Top 90%)11043(Top 202%)
24M24.00 mi1.00 mi24969+10110324+4710324+4722158(Top 78%)9225(Top 75%)9225(Top 169%)
40K24.85 mi0.85 mi24856+11310275+4910275+4920979(Top 74%)8665(Top 71%)8665(Top 158%)
25.2M25.20 mi0.35 mi24804+5210256+1910256+1919380(Top 68%)7868(Top 64%)7868(Top 144%)
Finish26.22 mi1.02 mi24749+5510237+1910237+1922349(Top 79%)9354(Top 76%)9354(Top 171%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

25250

Females

10370

F18-39

10370

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24379

Females

9900

F18-39

9900

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

25250

Females

10370

F18-39

10370

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25547

Females

10566

F18-39

10566

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25335

Females

10451

F18-39

10451

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

25681

Females

10679

F18-39

10679

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24502

Females

10133

F18-39

10133

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

23788

Females

9842

F18-39

9842

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

23722

Females

9881

F18-39

9881

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

23963

Females

10037

F18-39

10037

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25891

Females

11043

F18-39

11043

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

22158

Females

9225

F18-39

9225

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

20979

Females

8665

F18-39

8665

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

19380

Females

7868

F18-39

7868

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22349

Females

9354

F18-39

9354

Passing Analysis

Category:
Athletes Passed
1539
Passed By
925
Net Change
+614
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25363
5K → 10K51931+488#25363#24875
10K → 15K82202-120#24875#24995
15K → 20K73291-218#24995#25213
20K → Half1823-5#25213#25218
Half → 25K78161-83#25218#25301
25K → 30K21258+154#25301#25147
30K → 20M10018+82#25147#25065
20M → 21M7217+55#25065#25010
21M → 35K3223+9#25010#25001
35K → 23M2089-69#25001#25070
23M → 24M1043+101#25070#24969
24M → 40K1141+113#24969#24856
40K → 25.2M520+52#24856#24804
25.2M → Finish638+55#24804#24749
TOTALS1539925+614
📊

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