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BOSTON MARATHON 2025

Wenjing Li

Bib: 19915•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:26
Rank: #18031
Start → 5K
25:26 | 8:11/mi
10K· 6.21 mi
51:11
Rank: #18224 (-193)
5K → 10K
25:45 | 8:17/mi
15K· 9.32 mi
1:17:25
Rank: #18448 (-224)
10K → 15K
26:14 | 8:27/mi
20K· 12.43 mi
1:44:30
Rank: #18713 (-265)
15K → 20K
27:05 | 8:43/mi
Half· 13.11 mi
1:50:26
Rank: #18804 (-91)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:12:13
Rank: #18970 (-166)
Half → 25K
21:47 | 8:59/mi
30K· 18.64 mi
2:41:14
Rank: #19042 (-72)
25K → 30K
29:01 | 9:20/mi
20M
2:54:14
Rank: #19083 (-41)
30K → 20M
13:00 | 9:34/mi
21M
3:04:35
Rank: #19122 (-39)
20M → 21M
10:21 | 10:21/mi
35K· 21.75 mi
3:11:17
Rank: #19093 (+29)
21M → 35K
6:42 | 8:57/mi
23M
3:23:27
Rank: #19132 (-39)
35K → 23M
12:10 | 9:43/mi
24M
3:32:59
Rank: #19167 (-35)
23M → 24M
9:32 | 9:32/mi
40K· 24.85 mi
3:41:23
Rank: #19202 (-35)
24M → 40K
8:24 | 9:49/mi
25.2M
3:45:16
Rank: #19235 (-33)
40K → 25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
3:54:44
Rank: #19283 (-48)
25.2M → Finish
9:28 | 9:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:26
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time2:04:18
Pace9:29 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:4925:268:1125:26
8:11
-
10K
6.21 mi11:43:3451:118:1425:45
8:17
+0:06
15K
9.32 mi12:09:481:17:258:1826:14
8:27
+0:10
20K
12.43 mi12:36:531:44:308:2527:05
8:43
+0:16
Half
13.11 mi12:42:491:50:268:255:56
8:42
-0:01
25K
15.53 mi13:04:362:12:138:3121:47
8:59
+0:17
30K
18.64 mi13:33:372:41:148:3929:01
9:20
+0:21
20M
20.00 mi13:46:372:54:148:4313:00
9:34
+0:14
21M
21.00 mi13:56:583:04:358:4710:21
10:21
+0:47
35K
21.75 mi14:03:403:11:178:486:42
8:57
-1:24
23M
23.00 mi14:15:503:23:278:5112:10
9:43
+0:46
24M
24.00 mi14:25:223:32:598:529:32
9:32
-0:11
40K
24.85 mi14:33:463:41:238:548:24
9:49
+0:17
25.2M
25.20 mi14:37:393:45:168:563:53
11:16
+1:27
Finish
26.22 mi14:47:073:54:448:589:28
9:17
-1:59

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

8:11 /mi

Average Pace

8:58 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:26

47% of race

Time at Steady Pace

1:29:30

38% of race

Time at Slower Pace

34:48

15% of race

Average Pace: 8:57 /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 mi11:17:4925:268:1125:26
8:11
#18031
10K
6.21 mi11:43:3451:118:1425:45
8:17
#18224
15K
9.32 mi12:09:481:17:258:1826:14
8:27
#18448
20K
12.43 mi12:36:531:44:308:2527:05
8:43
#18713
Half
13.11 mi12:42:491:50:268:255:56
8:42
#18804
25K
15.53 mi13:04:362:12:138:3121:47
8:59
#18970
30K
18.64 mi13:33:372:41:148:3929:01
9:20
#19042
20M
20.00 mi13:46:372:54:148:4313:00
9:34
#19083
21M
21.00 mi13:56:583:04:358:4710:21
10:21
#19122
35K
21.75 mi14:03:403:11:178:486:42
8:57
#19093
23M
23.00 mi14:15:503:23:278:5112:10
9:43
#19132
24M
24.00 mi14:25:223:32:598:529:32
9:32
#19167
40K
24.85 mi14:33:463:41:238:548:24
9:49
#19202
25.2M
25.20 mi14:37:393:45:168:563:53
11:16
#19235
Finish
26.22 mi14:47:073:54:448:589:28
9:17
#19283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi180316364636419013(Top 67%)6911(Top 57%)6911(Top 402%)
10K6.21 mi3.10 mi18224-1936467-1036467-10318486(Top 65%)6594(Top 54%)6594(Top 384%)
15K9.32 mi3.11 mi18448-2246594-1276594-12719013(Top 67%)6911(Top 57%)6911(Top 402%)
20K12.43 mi3.11 mi18713-2656744-1506744-15019512(Top 69%)7210(Top 59%)7210(Top 420%)
Half13.11 mi0.68 mi18804-916797-536797-5320372(Top 72%)7673(Top 63%)7673(Top 447%)
25K15.53 mi2.42 mi18970-1666901-1046901-10419831(Top 70%)7433(Top 61%)7433(Top 433%)
30K18.64 mi3.11 mi19042-726983-826983-8219305(Top 68%)7289(Top 60%)7289(Top 424%)
20M20.00 mi1.36 mi19083-417027-447027-4419486(Top 69%)7514(Top 61%)7514(Top 437%)
21M21.00 mi1.00 mi19122-397066-397066-3919551(Top 69%)7652(Top 63%)7652(Top 445%)
35K21.75 mi0.75 mi19093+297070-47070-418044(Top 64%)6926(Top 57%)6926(Top 403%)
23M23.00 mi1.25 mi19132-397121-517121-5119516(Top 69%)7794(Top 64%)7794(Top 454%)
24M24.00 mi1.00 mi19167-357166-457166-4519746(Top 70%)7953(Top 65%)7953(Top 463%)
40K24.85 mi0.85 mi19202-357211-457211-4519902(Top 70%)8098(Top 66%)8098(Top 471%)
25.2M25.20 mi0.35 mi19235-337245-347245-3421432(Top 75%)8865(Top 72%)8865(Top 516%)
Finish26.22 mi1.02 mi19283-487286-417286-4120355(Top 72%)8318(Top 68%)8318(Top 484%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

19013

Females

6911

F40-44

6911

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

18486

Females

6594

F40-44

6594

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

19013

Females

6911

F40-44

6911

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

19512

Females

7210

F40-44

7210

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

20372

Females

7673

F40-44

7673

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

19831

Females

7433

F40-44

7433

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

19305

Females

7289

F40-44

7289

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

19486

Females

7514

F40-44

7514

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

19551

Females

7652

F40-44

7652

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

18044

Females

6926

F40-44

6926

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19516

Females

7794

F40-44

7794

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

19746

Females

7953

F40-44

7953

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19902

Females

8098

F40-44

8098

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21432

Females

8865

F40-44

8865

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20355

Females

8318

F40-44

8318

Passing Analysis

Category:
Athletes Passed
1286
Passed By
2538
Net Change
-1252
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18031
5K → 10K208401-193#18031#18224
10K → 15K112336-224#18224#18448
15K → 20K124389-265#18448#18713
20K → Half14105-91#18713#18804
Half → 25K127293-166#18804#18970
25K → 30K210282-72#18970#19042
30K → 20M90131-41#19042#19083
20M → 21M78117-39#19083#19122
21M → 35K6637+29#19122#19093
35K → 23M77116-39#19093#19132
23M → 24M5489-35#19132#19167
24M → 40K6095-35#19167#19202
40K → 25.2M2356-33#19202#19235
25.2M → Finish4391-48#19235#19283
TOTALS12862538-1252
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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