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BOSTON MARATHON 2025

Isabelle Hunt

Bib: 17315•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 28%
Gender (Female)
#0 / 12228
Top 11%
Division (F18-39)
#0 / 5469
Top 20%
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
7:03/mi
21:53
↑ 97↓ 3451.5%
10K· 6.21 mi
6:42/mi
42:43
↑ 79↓ 1380.4%
15K· 9.32 mi
6:56/mi
1:04:14
↑ 67↓ 78
20K· 12.43 mi
6:59/mi
1:25:57
↑ 106↓ 860.1%
Half· 13.11 mi
6:50/mi
1:30:37
↑ 19↓ 370.5%
25K· 15.53 mi
7:03/mi
1:47:43
↑ 66↓ 880.2%
30K· 18.64 mi
7:32/mi
2:11:07
↑ 181↓ 1480.2%
20M
7:41/mi
2:21:33
↑ 64↓ 500.2%
21M
8:27/mi
2:30:00
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:35:30
↑ 17↓ 861.7%
23M
8:20/mi
2:45:56
↑ 23↓ 630.6%
24M
8:02/mi
2:53:58
↓ 821.3%
40K· 24.85 mi
8:19/mi
3:01:05
↓ 200.3%
25.2M
9:23/mi
3:04:19
↑ 13↓ 160.2%
Finish· 26.22 mi
8:28/mi
3:12:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:37
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:42:20
Pace7:48 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:2621:537:0321:53
7:03
-
10K
6.21 mi11:33:1642:436:5220:50
6:42
-0:21
15K
9.32 mi11:54:471:04:146:5321:31
6:56
+0:14
20K
12.43 mi12:16:301:25:576:5521:43
6:59
+0:03
Half
13.11 mi12:21:101:30:376:554:40
6:50
-0:09
25K
15.53 mi12:38:161:47:436:5617:06
7:03
+0:13
30K
18.64 mi13:01:402:11:077:0223:24
7:32
+0:29
20M
20.00 mi13:12:062:21:337:0510:26
7:41
+0:09
21M
21.00 mi13:20:332:30:007:098:27
8:27
+0:46
35K
21.75 mi13:26:032:35:307:095:30
7:21
-1:06
23M
23.00 mi13:36:292:45:567:1310:26
8:20
+0:59
24M
24.00 mi13:44:312:53:587:158:02
8:02
-0:18
40K
24.85 mi13:51:383:01:057:177:07
8:19
+0:17
25.2M
25.20 mi13:54:523:04:197:193:14
9:23
+1:04
Finish
26.22 mi14:03:303:12:577:228:38
8:28
-0:55

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

6:42 /mi

Average Pace

7:22 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:43

56% of race

Time at Steady Pace

39:20

20% of race

Time at Slower Pace

45:54

24% of race

Average Pace: 7:22 /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 mi11:12:2621:537:0321:53
7:03
#8180
10K
6.21 mi11:33:1642:436:5220:50
6:42
#6977
15K
9.32 mi11:54:471:04:146:5321:31
6:56
#7007
20K
12.43 mi12:16:301:25:576:5521:43
6:59
#6959
Half
13.11 mi12:21:101:30:376:554:40
6:50
#6925
25K
15.53 mi12:38:161:47:436:5617:06
7:03
#6826
30K
18.64 mi13:01:402:11:077:0223:24
7:32
#6883
20M
20.00 mi13:12:062:21:337:0510:26
7:41
#6903
21M
21.00 mi13:20:332:30:007:098:27
8:27
#7015
35K
21.75 mi13:26:032:35:307:095:30
7:21
#7011
23M
23.00 mi13:36:292:45:567:1310:26
8:20
#7198
24M
24.00 mi13:44:312:53:587:158:02
8:02
#7343
40K
24.85 mi13:51:383:01:057:177:07
8:19
#7473
25.2M
25.20 mi13:54:523:04:197:193:14
9:23
#7581
Finish
26.22 mi14:03:303:12:577:228:38
8:28
#7889
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8180104810487141(Top 25%)773(Top 6%)773(Top 14%)
10K6.21 mi3.10 mi6977+1203686+362686+3625414(Top 19%)402(Top 3%)402(Top 7%)
15K9.32 mi3.11 mi7007-30703-17703-177141(Top 25%)773(Top 6%)773(Top 14%)
20K12.43 mi3.11 mi6959+48701+2701+26834(Top 24%)741(Top 6%)741(Top 14%)
Half13.11 mi0.68 mi6925+34692+9692+96563(Top 23%)684(Top 6%)684(Top 13%)
25K15.53 mi2.42 mi6826+99697-5697-56678(Top 24%)779(Top 6%)779(Top 14%)
30K18.64 mi3.11 mi6883-57747-50747-507981(Top 28%)1383(Top 11%)1383(Top 25%)
20M20.00 mi1.36 mi6903-20775-28775-288214(Top 29%)1618(Top 13%)1618(Top 30%)
21M21.00 mi1.00 mi7015-112833-58833-5810160(Top 36%)2675(Top 22%)2675(Top 49%)
35K21.75 mi0.75 mi7011+4848-15848-157594(Top 27%)1523(Top 12%)1523(Top 28%)
23M23.00 mi1.25 mi7198-187958-110958-11012240(Top 43%)3865(Top 32%)3865(Top 71%)
24M24.00 mi1.00 mi7343-1451037-791037-7911492(Top 40%)3554(Top 29%)3554(Top 65%)
40K24.85 mi0.85 mi7473-1301120-831120-8312294(Top 43%)4063(Top 33%)4063(Top 74%)
25.2M25.20 mi0.35 mi7581-1081171-511171-5113885(Top 49%)4928(Top 40%)4928(Top 90%)
Finish26.22 mi1.02 mi7889-3081312-1411312-14116032(Top 56%)6027(Top 49%)6027(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

7141

Females

773

F18-39

773

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

5414

Females

402

F18-39

402

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

7141

Females

773

F18-39

773

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6834

Females

741

F18-39

741

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6563

Females

684

F18-39

684

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6678

Females

779

F18-39

779

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7981

Females

1383

F18-39

1383

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

8214

Females

1618

F18-39

1618

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

10160

Females

2675

F18-39

2675

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7594

Females

1523

F18-39

1523

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

12240

Females

3865

F18-39

3865

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11492

Females

3554

F18-39

3554

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12294

Females

4063

F18-39

4063

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13885

Females

4928

F18-39

4928

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

16032

Females

6027

F18-39

6027

Passing Analysis

Category:
Athletes Passed
2209
Passed By
1918
Net Change
+291
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8180
5K → 10K12063+1203#8180#6977
10K → 15K129159-30#6977#7007
15K → 20K171123+48#7007#6959
20K → Half4511+34#6959#6925
Half → 25K16768+99#6925#6826
25K → 30K153210-57#6826#6883
30K → 20M87107-20#6883#6903
20M → 21M63175-112#6903#7015
21M → 35K5551+4#7015#7011
35K → 23M41228-187#7011#7198
23M → 24M34179-145#7198#7343
24M → 40K41171-130#7343#7473
40K → 25.2M9117-108#7473#7581
25.2M → Finish8316-308#7581#7889
TOTALS22091918+291
📊

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