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BOSTON MARATHON 2025

Haiyun Wang

Bib: 22146•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 49%
Masters (Masters Women)
#0 / 6759
Top 38%
Division (F45-49)
#0 / 1813
Top 47%
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
8:04/mi
25:03
↑ 97↓ 3451.5%
10K· 6.21 mi
7:58/mi
49:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:01/mi
1:14:41
↑ 67↓ 78
20K· 12.43 mi
8:15/mi
1:40:18
↑ 106↓ 860.1%
Half· 13.11 mi
8:02/mi
1:45:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:21/mi
2:06:02
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:33:26
↑ 181↓ 1480.2%
20M
9:11/mi
2:45:55
↑ 64↓ 500.2%
21M
10:05/mi
2:56:00
↑ 106↓ 241.6%
35K· 21.75 mi
8:48/mi
3:02:35
↑ 17↓ 861.7%
23M
9:23/mi
3:14:20
↑ 23↓ 630.6%
24M
8:59/mi
3:23:19
↓ 821.3%
40K· 24.85 mi
9:34/mi
3:31:30
↓ 200.3%
25.2M
10:23/mi
3:35:05
↑ 13↓ 160.2%
Finish· 26.22 mi
9:17/mi
3:44:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:47
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time1:58:46
Pace9:04 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:3425:038:0425:03
8:04
-
10K
6.21 mi11:44:1849:478:0124:44
7:58
-0:06
15K
9.32 mi12:09:121:14:418:0124:54
8:01
+0:03
20K
12.43 mi12:34:491:40:188:0425:37
8:15
+0:14
Half
13.11 mi12:40:181:45:478:045:29
8:02
-0:13
25K
15.53 mi13:00:332:06:028:0720:15
8:21
+0:19
30K
18.64 mi13:27:572:33:268:1427:24
8:49
+0:28
20M
20.00 mi13:40:262:45:558:1812:29
9:11
+0:22
21M
21.00 mi13:50:312:56:008:2310:05
10:05
+0:54
35K
21.75 mi13:57:063:02:358:246:35
8:48
-1:17
23M
23.00 mi14:08:513:14:208:2711:45
9:23
+0:35
24M
24.00 mi14:17:503:23:198:288:59
8:59
-0:24
40K
24.85 mi14:26:013:31:308:318:11
9:34
+0:35
25.2M
25.20 mi14:29:363:35:058:323:35
10:23
+0:49
Finish
26.22 mi14:39:043:44:338:349:28
9:17
-1:06

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

7:58 /mi

Average Pace

8:34 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:02

56% of race

Time at Steady Pace

55:27

25% of race

Time at Slower Pace

43:04

19% of race

Average Pace: 8:34 /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 mi11:19:3425:038:0425:03
8:04
#17117
10K
6.21 mi11:44:1849:478:0124:44
7:58
#16620
15K
9.32 mi12:09:121:14:418:0124:54
8:01
#16435
20K
12.43 mi12:34:491:40:188:0425:37
8:15
#16466
Half
13.11 mi12:40:181:45:478:045:29
8:02
#16455
25K
15.53 mi13:00:332:06:028:0720:15
8:21
#16410
30K
18.64 mi13:27:572:33:268:1427:24
8:49
#16411
20M
20.00 mi13:40:262:45:558:1812:29
9:11
#16489
21M
21.00 mi13:50:312:56:008:2310:05
10:05
#16590
35K
21.75 mi13:57:063:02:358:246:35
8:48
#16585
23M
23.00 mi14:08:513:14:208:2711:45
9:23
#16685
24M
24.00 mi14:17:503:23:198:288:59
8:59
#16703
40K
24.85 mi14:26:013:31:308:318:11
9:34
#16802
25.2M
25.20 mi14:29:363:35:058:323:35
10:23
#16838
Finish
26.22 mi14:39:043:44:338:349:28
9:17
#17023
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi171175807580716168(Top 57%)5241(Top 43%)5241(Top 289%)
10K6.21 mi3.10 mi16620+4975508+2995508+29916177(Top 57%)5231(Top 43%)5231(Top 289%)
15K9.32 mi3.11 mi16435+1855398+1105398+11016168(Top 57%)5241(Top 43%)5241(Top 289%)
20K12.43 mi3.11 mi16466-315413-155413-1516608(Top 58%)5553(Top 45%)5553(Top 306%)
Half13.11 mi0.68 mi16455+115410+35410+316270(Top 57%)5357(Top 44%)5357(Top 295%)
25K15.53 mi2.42 mi16410+455411-15411-116267(Top 57%)5466(Top 45%)5466(Top 301%)
30K18.64 mi3.11 mi16411-15476-655476-6516724(Top 59%)5876(Top 48%)5876(Top 324%)
20M20.00 mi1.36 mi16489-785549-735549-7317734(Top 62%)6546(Top 54%)6546(Top 361%)
21M21.00 mi1.00 mi16590-1015631-825631-8218617(Top 66%)7130(Top 58%)7130(Top 393%)
35K21.75 mi0.75 mi16585+55656-255656-2517263(Top 61%)6498(Top 53%)6498(Top 358%)
23M23.00 mi1.25 mi16685-1005745-895745-8918177(Top 64%)7067(Top 58%)7067(Top 390%)
24M24.00 mi1.00 mi16703-185782-375782-3717297(Top 61%)6645(Top 54%)6645(Top 367%)
40K24.85 mi0.85 mi16802-995873-915873-9119001(Top 67%)7626(Top 62%)7626(Top 421%)
25.2M25.20 mi0.35 mi16838-365915-425915-4218627(Top 66%)7438(Top 61%)7438(Top 410%)
Finish26.22 mi1.02 mi17023-1856034-1196034-11920348(Top 72%)8311(Top 68%)8311(Top 458%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

16168

Females

5241

F45-49

5241

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

16177

Females

5231

F45-49

5231

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

16168

Females

5241

F45-49

5241

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

16608

Females

5553

F45-49

5553

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16270

Females

5357

F45-49

5357

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16267

Females

5466

F45-49

5466

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16724

Females

5876

F45-49

5876

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

17734

Females

6546

F45-49

6546

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

18617

Females

7130

F45-49

7130

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

17263

Females

6498

F45-49

6498

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18177

Females

7067

F45-49

7067

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17297

Females

6645

F45-49

6645

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

19001

Females

7626

F45-49

7626

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18627

Females

7438

F45-49

7438

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

20348

Females

8311

F45-49

8311

Passing Analysis

Category:
Athletes Passed
2064
Passed By
1970
Net Change
+94
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17117
5K → 10K621124+497#17117#16620
10K → 15K294109+185#16620#16435
15K → 20K203234-31#16435#16466
20K → Half3827+11#16466#16455
Half → 25K167122+45#16455#16410
25K → 30K242243-1#16410#16411
30K → 20M80158-78#16411#16489
20M → 21M82183-101#16489#16590
21M → 35K6964+5#16590#16585
35K → 23M84184-100#16585#16685
23M → 24M7492-18#16685#16703
24M → 40K57156-99#16703#16802
40K → 25.2M2662-36#16802#16838
25.2M → Finish27212-185#16838#17023
TOTALS20641970+94
📊

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