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BOSTON MARATHON 2025

Liangbin Wang

Bib: 8837•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 22%
Masters (Masters Men)
#0 / 10463
Top 9%
Division (M45-49)
#0 / 2386
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:41
Rank: #5063
Start → 5K
6:39/mi
20:41 split
10K· 6.21 mi
41:12
Rank: #4737 (+326)
5K → 10K
6:36/mi
20:31 split
15K· 9.32 mi
1:01:51
Rank: #4670 (+67)
10K → 15K
6:39/mi
20:39 split
20K· 12.43 mi
1:22:50
Rank: #4690 (-20)
15K → 20K
6:45/mi
20:59 split
Half· 13.11 mi
1:27:22
Rank: #4673 (+17)
20K → Half
6:39/mi
4:32 split
25K· 15.53 mi
1:43:48
Rank: #4639 (+34)
Half → 25K
6:47/mi
16:26 split
30K· 18.64 mi
2:05:18
Rank: #4500 (+139)
25K → 30K
6:55/mi
21:30 split
20M
2:14:49
Rank: #4437 (+63)
30K → 20M
7:00/mi
9:31 split
21M
2:22:06
Rank: #4329 (+108)
20M → 21M
7:17/mi
7:17 split
35K· 21.75 mi
2:27:03
Rank: #4257 (+72)
21M → 35K
6:37/mi
4:57 split
23M
2:35:34
Rank: #4118 (+139)
35K → 23M
6:48/mi
8:31 split
24M
2:42:17
Rank: #4035 (+83)
23M → 24M
6:43/mi
6:43 split
40K· 24.85 mi
2:48:08
Rank: #3966 (+69)
24M → 40K
6:51/mi
5:51 split
25.2M
2:50:45
Rank: #3949 (+17)
40K → 25.2M
7:35/mi
2:37 split
Finish· 26.22 mi
2:57:33
Rank: #3906 (+43)
25.2M → Finish
6:40/mi
6:48 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:22
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:30:11
Pace6:53 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:0220:416:3920:41
6:39
-
10K
6.21 mi11:06:3341:126:3820:31
6:36
-0:03
15K
9.32 mi11:27:121:01:516:3820:39
6:39
+0:03
20K
12.43 mi11:48:111:22:506:4020:59
6:45
+0:06
Half
13.11 mi11:52:431:27:226:404:32
6:39
-0:06
25K
15.53 mi12:09:091:43:486:4116:26
6:47
+0:08
30K
18.64 mi12:30:392:05:186:4321:30
6:55
+0:08
20M
20.00 mi12:40:102:14:496:449:31
7:00
+0:05
21M
21.00 mi12:47:272:22:066:467:17
7:17
+0:17
35K
21.75 mi12:52:242:27:036:464:57
6:37
-0:40
23M
23.00 mi13:00:552:35:346:468:31
6:48
+0:11
24M
24.00 mi13:07:382:42:176:466:43
6:43
-0:05
40K
24.85 mi13:13:292:48:086:465:51
6:51
+0:08
25.2M
25.20 mi13:16:062:50:456:472:37
7:35
+0:44
Finish
26.22 mi13:22:542:57:336:476:48
6:40
-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

6:36 /mi

Average Pace

6:47 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:39

94% of race

Time at Steady Pace

9:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:46:0220:416:3920:41
6:39
#5063
10K
6.21 mi11:06:3341:126:3820:31
6:36
#4737
15K
9.32 mi11:27:121:01:516:3820:39
6:39
#4670
20K
12.43 mi11:48:111:22:506:4020:59
6:45
#4690
Half
13.11 mi11:52:431:27:226:404:32
6:39
#4673
25K
15.53 mi12:09:091:43:486:4116:26
6:47
#4639
30K
18.64 mi12:30:392:05:186:4321:30
6:55
#4500
20M
20.00 mi12:40:102:14:496:449:31
7:00
#4437
21M
21.00 mi12:47:272:22:066:467:17
7:17
#4329
35K
21.75 mi12:52:242:27:036:464:57
6:37
#4257
23M
23.00 mi13:00:552:35:346:468:31
6:48
#4118
24M
24.00 mi13:07:382:42:176:466:43
6:43
#4035
40K
24.85 mi13:13:292:48:086:465:51
6:51
#3966
25.2M
25.20 mi13:16:062:50:456:472:37
7:35
#3949
Finish
26.22 mi13:22:542:57:336:476:48
6:40
#3906
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5063472547254611(Top 16%)4315(Top 27%)4315(Top 181%)
10K6.21 mi3.10 mi4737+3264434+2914434+2914485(Top 16%)4201(Top 26%)4201(Top 176%)
15K9.32 mi3.11 mi4670+674370+644370+644611(Top 16%)4315(Top 27%)4315(Top 181%)
20K12.43 mi3.11 mi4690-204378-84378-84860(Top 17%)4497(Top 28%)4497(Top 188%)
Half13.11 mi0.68 mi4673+174365+134365+134724(Top 17%)4384(Top 27%)4384(Top 184%)
25K15.53 mi2.42 mi4639+344325+404325+404681(Top 16%)4310(Top 27%)4310(Top 181%)
30K18.64 mi3.11 mi4500+1394198+1274198+1274203(Top 15%)3857(Top 24%)3857(Top 162%)
20M20.00 mi1.36 mi4437+634133+654133+654102(Top 14%)3755(Top 23%)3755(Top 157%)
21M21.00 mi1.00 mi4329+1084027+1064027+1063528(Top 12%)3227(Top 20%)3227(Top 135%)
35K21.75 mi0.75 mi4257+723959+683959+683046(Top 11%)2801(Top 17%)2801(Top 117%)
23M23.00 mi1.25 mi4118+1393829+1303829+1302709(Top 10%)2492(Top 15%)2492(Top 104%)
24M24.00 mi1.00 mi4035+833750+793750+793048(Top 11%)2761(Top 17%)2761(Top 116%)
40K24.85 mi0.85 mi3966+693683+673683+673028(Top 11%)2724(Top 17%)2724(Top 114%)
25.2M25.20 mi0.35 mi3949+173664+193664+193764(Top 13%)3246(Top 20%)3246(Top 136%)
Finish26.22 mi1.02 mi3906+433614+503614+503707(Top 13%)3212(Top 20%)3212(Top 135%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4611

Males

4315

M45-49

4315

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4485

Males

4201

M45-49

4201

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4611

Males

4315

M45-49

4315

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4860

Males

4497

M45-49

4497

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4724

Males

4384

M45-49

4384

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4681

Males

4310

M45-49

4310

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4203

Males

3857

M45-49

3857

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

4102

Males

3755

M45-49

3755

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3528

Males

3227

M45-49

3227

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3046

Males

2801

M45-49

2801

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2709

Males

2492

M45-49

2492

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3048

Males

2761

M45-49

2761

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3028

Males

2724

M45-49

2724

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3764

Males

3246

M45-49

3246

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3707

Males

3212

M45-49

3212

Passing Analysis

Category:
Athletes Passed
1742
Passed By
585
Net Change
+1157
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5063
5K → 10K37751+326#5063#4737
10K → 15K15184+67#4737#4670
15K → 20K114134-20#4670#4690
20K → Half3215+17#4690#4673
Half → 25K12086+34#4673#4639
25K → 30K21273+139#4639#4500
30K → 20M10340+63#4500#4437
20M → 21M12820+108#4437#4329
21M → 35K8715+72#4329#4257
35K → 23M1456+139#4257#4118
23M → 24M907+83#4118#4035
24M → 40K8314+69#4035#3966
40K → 25.2M2710+17#3966#3949
25.2M → Finish7330+43#3949#3906
TOTALS1742585+1157
📊

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