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BOSTON MARATHON 2025

Liu Qiwei

Bib: 19012•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:07
Rank: #14475
Start → 5K
24:07 | 7:46/mi
10K· 6.21 mi
49:12
Rank: #15854 (-1379)
5K → 10K
25:05 | 8:04/mi
15K· 9.32 mi
1:15:12
Rank: #16837 (-983)
10K → 15K
26:00 | 8:22/mi
20K· 12.43 mi
1:43:00
Rank: #17925 (-1088)
15K → 20K
27:48 | 8:57/mi
Half· 13.11 mi
1:48:45
Rank: #17953 (-28)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:13:15
Rank: #19381 (-1428)
Half → 25K
24:30 | 10:06/mi
30K· 18.64 mi
2:44:33
Rank: #20025 (-644)
25K → 30K
31:18 | 10:04/mi
20M
2:58:58
Rank: #20318 (-293)
30K → 20M
14:25 | 10:37/mi
21M
3:10:15
Rank: #20479 (-161)
20M → 21M
11:17 | 11:17/mi
35K· 21.75 mi
3:17:09
Rank: #20430 (+49)
21M → 35K
6:54 | 9:13/mi
23M
3:28:58
Rank: #20303 (+127)
35K → 23M
11:49 | 9:26/mi
24M
3:38:26
Rank: #20296 (+7)
23M → 24M
9:28 | 9:28/mi
40K· 24.85 mi
3:46:50
Rank: #20302 (-6)
24M → 40K
8:24 | 9:49/mi
25.2M
3:50:43
Rank: #20342 (-40)
40K → 25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
4:00:27
Rank: #20422 (-80)
25.2M → Finish
9:44 | 9:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:45
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time2:11:42
Pace10:03 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2524:077:4624:07
7:46
-
10K
6.21 mi11:40:3049:127:5525:05
8:04
+0:18
15K
9.32 mi12:06:301:15:128:0426:00
8:22
+0:18
20K
12.43 mi12:34:181:43:008:1727:48
8:57
+0:35
Half
13.11 mi12:40:031:48:458:185:45
8:26
-0:31
25K
15.53 mi13:04:332:13:158:3524:30
10:06
+1:40
30K
18.64 mi13:35:512:44:338:5031:18
10:04
-0:02
20M
20.00 mi13:50:162:58:588:5714:25
10:37
+0:33
21M
21.00 mi14:01:333:10:159:0411:17
11:17
+0:40
35K
21.75 mi14:08:273:17:099:046:54
9:13
-2:04
23M
23.00 mi14:20:163:28:589:0511:49
9:26
+0:13
24M
24.00 mi14:29:443:38:269:069:28
9:28
+0:02
40K
24.85 mi14:38:083:46:509:088:24
9:49
+0:21
25.2M
25.20 mi14:42:013:50:439:093:53
11:16
+1:27
Finish
26.22 mi14:51:454:00:279:119:44
9:33
-1:43

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

7:46 /mi

Average Pace

9:11 /mi

Slowest Pace

11:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:57

34% of race

Time at Steady Pace

1:14:07

31% of race

Time at Slower Pace

1:25:23

36% of race

Average Pace: 9:10 /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 mi11:15:2524:077:4624:07
7:46
#14475
10K
6.21 mi11:40:3049:127:5525:05
8:04
#15854
15K
9.32 mi12:06:301:15:128:0426:00
8:22
#16837
20K
12.43 mi12:34:181:43:008:1727:48
8:57
#17925
Half
13.11 mi12:40:031:48:458:185:45
8:26
#17953
25K
15.53 mi13:04:332:13:158:3524:30
10:06
#19381
30K
18.64 mi13:35:512:44:338:5031:18
10:04
#20025
20M
20.00 mi13:50:162:58:588:5714:25
10:37
#20318
21M
21.00 mi14:01:333:10:159:0411:17
11:17
#20479
35K
21.75 mi14:08:273:17:099:046:54
9:13
#20430
23M
23.00 mi14:20:163:28:589:0511:49
9:26
#20303
24M
24.00 mi14:29:443:38:269:069:28
9:28
#20296
40K
24.85 mi14:38:083:46:509:088:24
9:49
#20302
25.2M
25.20 mi14:42:013:50:439:093:53
11:16
#20342
Finish
26.22 mi14:51:454:00:279:119:44
9:33
#20422
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14475102351023518502(Top 65%)11844(Top 74%)11844(Top 719%)
10K6.21 mi3.10 mi15854-137910761-52610761-52617009(Top 60%)11253(Top 70%)11253(Top 683%)
15K9.32 mi3.11 mi16837-98311158-39711158-39718502(Top 65%)11844(Top 74%)11844(Top 719%)
20K12.43 mi3.11 mi17925-108811584-42611584-42620701(Top 73%)12753(Top 79%)12753(Top 774%)
Half13.11 mi0.68 mi17953-2811593-911593-918729(Top 66%)11938(Top 74%)11938(Top 724%)
25K15.53 mi2.42 mi19381-142812191-59812191-59823511(Top 83%)13964(Top 87%)13964(Top 847%)
30K18.64 mi3.11 mi20025-64412428-23712428-23721801(Top 77%)13073(Top 81%)13073(Top 793%)
20M20.00 mi1.36 mi20318-29312529-10112529-10122713(Top 80%)13395(Top 83%)13395(Top 813%)
21M21.00 mi1.00 mi20479-16112580-5112580-5122107(Top 78%)13021(Top 81%)13021(Top 790%)
35K21.75 mi0.75 mi20430+4912548+3212548+3219258(Top 68%)11634(Top 72%)11634(Top 706%)
23M23.00 mi1.25 mi20303+12712460+8812460+8818404(Top 65%)11174(Top 69%)11174(Top 678%)
24M24.00 mi1.00 mi20296+712442+1812442+1819497(Top 69%)11631(Top 72%)11631(Top 706%)
40K24.85 mi0.85 mi20302-612428+1412428+1419884(Top 70%)11746(Top 73%)11746(Top 713%)
25.2M25.20 mi0.35 mi20342-4012442-1412442-1421388(Top 75%)12477(Top 77%)12477(Top 757%)
Finish26.22 mi1.02 mi20422-8012465-2312465-2321352(Top 75%)12458(Top 77%)12458(Top 756%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

18502

Males

11844

M55-59

11844

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

17009

Males

11253

M55-59

11253

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

18502

Males

11844

M55-59

11844

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

20701

Males

12753

M55-59

12753

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

18729

Males

11938

M55-59

11938

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23511

Males

13964

M55-59

13964

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21801

Males

13073

M55-59

13073

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22713

Males

13395

M55-59

13395

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22107

Males

13021

M55-59

13021

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

19258

Males

11634

M55-59

11634

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

18404

Males

11174

M55-59

11174

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19497

Males

11631

M55-59

11631

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19884

Males

11746

M55-59

11746

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21388

Males

12477

M55-59

12477

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

21352

Males

12458

M55-59

12458

Passing Analysis

Category:
Athletes Passed
697
Passed By
6644
Net Change
-5947
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14475
5K → 10K351414-1379#14475#15854
10K → 15K421025-983#15854#16837
15K → 20K351123-1088#16837#17925
20K → Half2856-28#17925#17953
Half → 25K91437-1428#17953#19381
25K → 30K72716-644#19381#20025
30K → 20M41334-293#20025#20318
20M → 21M44205-161#20318#20479
21M → 35K7526+49#20479#20430
35K → 23M15730+127#20430#20303
23M → 24M6053+7#20303#20296
24M → 40K5561-6#20296#20302
40K → 25.2M1252-40#20302#20342
25.2M → Finish32112-80#20342#20422
TOTALS6976644-5947
📊

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