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BOSTON MARATHON 2025

Grace Vaughan

Bib: 27750•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
10:28/mi
32:30
↑ 97↓ 3451.5%
10K· 6.21 mi
10:26/mi
1:04:55
↑ 79↓ 1380.4%
15K· 9.32 mi
10:28/mi
1:37:25
↑ 67↓ 78
20K· 12.43 mi
10:17/mi
2:09:22
↑ 106↓ 860.1%
Half· 13.11 mi
10:10/mi
2:16:18
↑ 19↓ 370.5%
25K· 15.53 mi
10:28/mi
2:41:40
↑ 66↓ 880.2%
30K· 18.64 mi
10:35/mi
3:14:33
↑ 181↓ 1480.2%
20M
10:29/mi
3:28:48
↑ 64↓ 500.2%
21M
11:29/mi
3:40:17
↑ 106↓ 241.6%
35K· 21.75 mi
10:00/mi
3:47:46
↑ 17↓ 861.7%
23M
10:30/mi
4:00:55
↑ 23↓ 630.6%
24M
10:11/mi
4:11:06
↓ 821.3%
40K· 24.85 mi
10:18/mi
4:19:54
↓ 200.3%
25.2M
11:33/mi
4:23:53
↑ 13↓ 160.2%
Finish· 26.22 mi
9:30/mi
4:33:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:16:18
Pace10:24 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:17:16
Pace10:28 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2432:3010:2832:30
10:28
-
10K
6.21 mi12:23:491:04:5510:2732:25
10:26
-0:02
15K
9.32 mi12:56:191:37:2510:2732:30
10:28
+0:02
20K
12.43 mi13:28:162:09:2210:2531:57
10:17
-0:11
Half
13.11 mi13:35:122:16:1810:246:56
10:10
-0:07
25K
15.53 mi14:00:342:41:4010:2425:22
10:28
+0:18
30K
18.64 mi14:33:273:14:3310:2632:53
10:35
+0:07
20M
20.00 mi14:47:423:28:4810:2614:15
10:29
-0:06
21M
21.00 mi14:59:113:40:1710:2911:29
11:29
+1:00
35K
21.75 mi15:06:403:47:4610:287:29
10:00
-1:29
23M
23.00 mi15:19:494:00:5510:2813:09
10:30
+0:30
24M
24.00 mi15:30:004:11:0610:2810:11
10:11
-0:19
40K
24.85 mi15:38:484:19:5410:278:48
10:18
+0:07
25.2M
25.20 mi15:42:474:23:5310:283:59
11:33
+1:15
Finish
26.22 mi15:52:284:33:3410:269:41
9:30
-2:03

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

9:30 /mi

Average Pace

10:26 /mi

Slowest Pace

11:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

34:17

13% of race

Time at Steady Pace

3:43:49

82% of race

Time at Slower Pace

15:28

6% of race

Average Pace: 10:26 /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 mi11:51:2432:3010:2832:30
10:28
#26677
10K
6.21 mi12:23:491:04:5510:2732:25
10:26
#26391
15K
9.32 mi12:56:191:37:2510:2732:30
10:28
#26190
20K
12.43 mi13:28:162:09:2210:2531:57
10:17
#25816
Half
13.11 mi13:35:122:16:1810:246:56
10:10
#25785
25K
15.53 mi14:00:342:41:4010:2425:22
10:28
#25534
30K
18.64 mi14:33:273:14:3310:2632:53
10:35
#25105
20M
20.00 mi14:47:423:28:4810:2614:15
10:29
#24959
21M
21.00 mi14:59:113:40:1710:2911:29
11:29
#24832
35K
21.75 mi15:06:403:47:4610:287:29
10:00
#24754
23M
23.00 mi15:19:494:00:5510:2813:09
10:30
#24647
24M
24.00 mi15:30:004:11:0610:2810:11
10:11
#24549
40K
24.85 mi15:38:484:19:5410:278:48
10:18
#24448
25.2M
25.20 mi15:42:474:23:5310:283:59
11:33
#24421
Finish
26.22 mi15:52:284:33:3410:269:41
9:30
#24337
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26677111421114225854(Top 91%)10706(Top 88%)10706(Top 196%)
10K6.21 mi3.10 mi26391+28610993+14910993+14926158(Top 92%)10882(Top 89%)10882(Top 199%)
15K9.32 mi3.11 mi26190+20110888+10510888+10525854(Top 91%)10706(Top 88%)10706(Top 196%)
20K12.43 mi3.11 mi25816+37410685+20310685+20324800(Top 87%)10151(Top 83%)10151(Top 186%)
Half13.11 mi0.68 mi25785+3110662+2310662+2325193(Top 89%)10369(Top 85%)10369(Top 190%)
25K15.53 mi2.42 mi25534+25110538+12410538+12424306(Top 86%)9914(Top 81%)9914(Top 181%)
30K18.64 mi3.11 mi25105+42910338+20010338+20023141(Top 81%)9406(Top 77%)9406(Top 172%)
20M20.00 mi1.36 mi24959+14610272+6610272+6622393(Top 79%)9110(Top 75%)9110(Top 167%)
21M21.00 mi1.00 mi24832+12710214+5810214+5822598(Top 80%)9299(Top 76%)9299(Top 170%)
35K21.75 mi0.75 mi24754+7810175+3910175+3921928(Top 77%)9014(Top 74%)9014(Top 165%)
23M23.00 mi1.25 mi24647+10710141+3410141+3422044(Top 78%)9094(Top 74%)9094(Top 166%)
24M24.00 mi1.00 mi24549+9810102+3910102+3921909(Top 77%)9095(Top 74%)9095(Top 166%)
40K24.85 mi0.85 mi24448+10110048+5410048+5421376(Top 75%)8868(Top 73%)8868(Top 162%)
25.2M25.20 mi0.35 mi24421+2710036+1210036+1222227(Top 78%)9277(Top 76%)9277(Top 170%)
Finish26.22 mi1.02 mi24337+8410014+2210014+2221219(Top 75%)8775(Top 72%)8775(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25854

Females

10706

F18-39

10706

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

26158

Females

10882

F18-39

10882

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25854

Females

10706

F18-39

10706

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

24800

Females

10151

F18-39

10151

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25193

Females

10369

F18-39

10369

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

24306

Females

9914

F18-39

9914

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23141

Females

9406

F18-39

9406

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

22393

Females

9110

F18-39

9110

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22598

Females

9299

F18-39

9299

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

21928

Females

9014

F18-39

9014

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22044

Females

9094

F18-39

9094

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21909

Females

9095

F18-39

9095

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21376

Females

8868

F18-39

8868

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22227

Females

9277

F18-39

9277

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

21219

Females

8775

F18-39

8775

Passing Analysis

Category:
Athletes Passed
2510
Passed By
170
Net Change
+2340
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26677
5K → 10K35569+286#26677#26391
10K → 15K23635+201#26391#26190
15K → 20K3784+374#26190#25816
20K → Half409+31#25816#25785
Half → 25K26110+251#25785#25534
25K → 30K4334+429#25534#25105
30K → 20M1493+146#25105#24959
20M → 21M1336+127#24959#24832
21M → 35K813+78#24832#24754
35K → 23M1169+107#24754#24647
23M → 24M1013+98#24647#24549
24M → 40K1032+101#24549#24448
40K → 25.2M325+27#24448#24421
25.2M → Finish928+84#24421#24337
TOTALS2510170+2340
📊

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