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BOSTON MARATHON 2025

Han Dao

Bib: 11566•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Female)
#0 / 12228
Top 2%
Division (F18-39)
#0 / 5469
Top 5%
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
6:49/mi
21:10
↑ 97↓ 3451.5%
10K· 6.21 mi
6:43/mi
42:03
↑ 79↓ 1380.4%
15K· 9.32 mi
6:42/mi
1:02:52
↑ 67↓ 78
20K· 12.43 mi
6:44/mi
1:23:46
↑ 106↓ 860.1%
Half· 13.11 mi
6:39/mi
1:28:18
↑ 19↓ 370.5%
25K· 15.53 mi
6:45/mi
1:44:41
↑ 66↓ 880.2%
30K· 18.64 mi
6:47/mi
2:05:47
↑ 181↓ 1480.2%
20M
6:48/mi
2:15:02
↑ 64↓ 500.2%
21M
7:07/mi
2:22:09
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:27:12
↑ 17↓ 861.7%
23M
6:54/mi
2:35:50
↑ 23↓ 630.6%
24M
6:45/mi
2:42:35
↓ 821.3%
40K· 24.85 mi
6:51/mi
2:48:26
↓ 200.3%
25.2M
7:21/mi
2:50:58
↑ 13↓ 160.2%
Finish· 26.22 mi
6:34/mi
2:57:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:18
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:29:22
Pace6:49 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1921:106:4921:10
6:49
-
10K
6.21 mi11:09:1242:036:4620:53
6:43
-0:06
15K
9.32 mi11:30:011:02:526:4520:49
6:42
-0:01
20K
12.43 mi11:50:551:23:466:4420:54
6:44
+0:02
Half
13.11 mi11:55:271:28:186:444:32
6:39
-0:05
25K
15.53 mi12:11:501:44:416:4416:23
6:45
+0:06
30K
18.64 mi12:32:562:05:476:4521:06
6:47
+0:02
20M
20.00 mi12:42:112:15:026:459:15
6:48
+0:01
21M
21.00 mi12:49:182:22:096:467:07
7:07
+0:19
35K
21.75 mi12:54:212:27:126:465:03
6:45
-0:22
23M
23.00 mi13:02:592:35:506:478:38
6:54
+0:09
24M
24.00 mi13:09:442:42:356:466:45
6:45
-0:09
40K
24.85 mi13:15:352:48:266:475:51
6:51
+0:06
25.2M
25.20 mi13:18:072:50:586:472:32
7:21
+0:30
Finish
26.22 mi13:24:492:57:406:476:42
6:34
-0:47

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

6:34 /mi

Average Pace

6:47 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:08

99% of race

Time at Steady Pace

2:32

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:48:1921:106:4921:10
6:49
#6428
10K
6.21 mi11:09:1242:036:4620:53
6:43
#6003
15K
9.32 mi11:30:011:02:526:4520:49
6:42
#5658
20K
12.43 mi11:50:551:23:466:4420:54
6:44
#5386
Half
13.11 mi11:55:271:28:186:444:32
6:39
#5336
25K
15.53 mi12:11:501:44:416:4416:23
6:45
#5148
30K
18.64 mi12:32:562:05:476:4521:06
6:47
#4727
20M
20.00 mi12:42:112:15:026:459:15
6:48
#4532
21M
21.00 mi12:49:182:22:096:467:07
7:07
#4353
35K
21.75 mi12:54:212:27:126:465:03
6:45
#4314
23M
23.00 mi13:02:592:35:506:478:38
6:54
#4196
24M
24.00 mi13:09:442:42:356:466:45
6:45
#4122
40K
24.85 mi13:15:352:48:266:475:51
6:51
#4056
25.2M
25.20 mi13:18:072:50:586:472:32
7:21
#4012
Finish
26.22 mi13:24:492:57:406:476:42
6:34
#3944
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi64285565565100(Top 18%)359(Top 3%)359(Top 7%)
10K6.21 mi3.10 mi6003+425480+76480+765552(Top 20%)428(Top 4%)428(Top 8%)
15K9.32 mi3.11 mi5658+345432+48432+485100(Top 18%)359(Top 3%)359(Top 7%)
20K12.43 mi3.11 mi5386+272394+38394+384698(Top 17%)331(Top 3%)331(Top 6%)
Half13.11 mi0.68 mi5336+50389+5389+54887(Top 17%)335(Top 3%)335(Top 6%)
25K15.53 mi2.42 mi5148+188367+22367+224563(Top 16%)334(Top 3%)334(Top 6%)
30K18.64 mi3.11 mi4727+421333+34333+343404(Top 12%)221(Top 2%)221(Top 4%)
20M20.00 mi1.36 mi4532+195313+20313+203007(Top 11%)198(Top 2%)198(Top 4%)
21M21.00 mi1.00 mi4353+179298+15298+152798(Top 10%)195(Top 2%)195(Top 4%)
35K21.75 mi0.75 mi4314+39295+3295+33861(Top 14%)371(Top 3%)371(Top 7%)
23M23.00 mi1.25 mi4196+118288+7288+73211(Top 11%)276(Top 2%)276(Top 5%)
24M24.00 mi1.00 mi4122+74287+1287+13269(Top 12%)315(Top 3%)315(Top 6%)
40K24.85 mi0.85 mi4056+66286+1286+13094(Top 11%)301(Top 2%)301(Top 6%)
25.2M25.20 mi0.35 mi4012+44284+2284+22820(Top 10%)296(Top 2%)296(Top 5%)
Finish26.22 mi1.02 mi3944+68286-2286-23229(Top 11%)362(Top 3%)362(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

5100

Females

359

F18-39

359

5K→10K

3.1 - 6.2 mi

Top 20%
×5story building
+79ft-138ft

Overall

5552

Females

428

F18-39

428

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

5100

Females

359

F18-39

359

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4698

Females

331

F18-39

331

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4887

Females

335

F18-39

335

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4563

Females

334

F18-39

334

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3404

Females

221

F18-39

221

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3007

Females

198

F18-39

198

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2798

Females

195

F18-39

195

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

3861

Females

371

F18-39

371

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

3211

Females

276

F18-39

276

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3269

Females

315

F18-39

315

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3094

Females

301

F18-39

301

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2820

Females

296

F18-39

296

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

3229

Females

362

F18-39

362

Passing Analysis

Category:
Athletes Passed
2714
Passed By
230
Net Change
+2484
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6428
5K → 10K47449+425#6428#6003
10K → 15K36621+345#6003#5658
15K → 20K28816+272#5658#5386
20K → Half588+50#5386#5336
Half → 25K21931+188#5336#5148
25K → 30K43211+421#5148#4727
30K → 20M1983+195#4727#4532
20M → 21M1867+179#4532#4353
21M → 35K6122+39#4353#4314
35K → 23M1268+118#4314#4196
23M → 24M9117+74#4196#4122
24M → 40K726+66#4122#4056
40K → 25.2M495+44#4056#4012
25.2M → Finish9426+68#4012#3944
TOTALS2714230+2484
📊

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