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BOSTON MARATHON 2025

Hongwei Li

Bib: 18524•M

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 48%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Top 39%
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
7:47/mi
24:11
↑ 97↓ 3451.5%
10K· 6.21 mi
7:43/mi
48:11
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:12:06
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:36:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:42/mi
1:41:49
↑ 19↓ 370.5%
25K· 15.53 mi
7:57/mi
2:01:05
↑ 66↓ 880.2%
30K· 18.64 mi
8:18/mi
2:26:53
↑ 181↓ 1480.2%
20M
8:17/mi
2:38:08
↑ 64↓ 500.2%
21M
8:42/mi
2:46:50
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:52:44
↑ 17↓ 861.7%
23M
8:18/mi
3:03:07
↑ 23↓ 630.6%
24M
8:36/mi
3:11:43
↓ 821.3%
40K· 24.85 mi
8:52/mi
3:19:18
↓ 200.3%
25.2M
9:37/mi
3:22:37
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:31:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:49
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:49:17
Pace8:20 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5224:117:4724:11
7:47
-
10K
6.21 mi11:38:5248:117:4524:00
7:43
-0:04
15K
9.32 mi12:02:471:12:067:4423:55
7:42
-0:01
20K
12.43 mi12:27:151:36:347:4624:28
7:53
+0:11
Half
13.11 mi12:32:301:41:497:465:15
7:42
-0:11
25K
15.53 mi12:51:462:01:057:4819:16
7:57
+0:15
30K
18.64 mi13:17:342:26:537:5325:48
8:18
+0:21
20M
20.00 mi13:28:492:38:087:5411:15
8:17
-0:01
21M
21.00 mi13:37:312:46:507:578:42
8:42
+0:25
35K
21.75 mi13:43:252:52:447:575:54
7:53
-0:49
23M
23.00 mi13:53:483:03:077:5810:23
8:18
+0:25
24M
24.00 mi14:02:243:11:437:598:36
8:36
+0:18
40K
24.85 mi14:09:593:19:188:017:35
8:52
+0:16
25.2M
25.20 mi14:13:183:22:378:023:19
9:37
+0:45
Finish
26.22 mi14:21:473:31:068:038:29
8:19
-1:18

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

7:42 /mi

Average Pace

8:03 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:59

60% of race

Time at Steady Pace

55:55

26% of race

Time at Slower Pace

28:12

13% of race

Average Pace: 8:03 /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 mi11:14:5224:117:4724:11
7:47
#14655
10K
6.21 mi11:38:5248:117:4524:00
7:43
#14356
15K
9.32 mi12:02:471:12:067:4423:55
7:42
#14065
20K
12.43 mi12:27:151:36:347:4624:28
7:53
#13995
Half
13.11 mi12:32:301:41:497:465:15
7:42
#13969
25K
15.53 mi12:51:462:01:057:4819:16
7:57
#13848
30K
18.64 mi13:17:342:26:537:5325:48
8:18
#13708
20M
20.00 mi13:28:492:38:087:5411:15
8:17
#13576
21M
21.00 mi13:37:312:46:507:578:42
8:42
#13433
35K
21.75 mi13:43:252:52:447:575:54
7:53
#13351
23M
23.00 mi13:53:483:03:077:5810:23
8:18
#13232
24M
24.00 mi14:02:243:11:437:598:36
8:36
#13312
40K
24.85 mi14:09:593:19:188:017:35
8:52
#13391
25.2M
25.20 mi14:13:183:22:378:023:19
9:37
#13418
Finish
26.22 mi14:21:473:31:068:038:29
8:19
#13508
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14655102911029113472(Top 47%)9712(Top 60%)9712(Top 589%)
10K6.21 mi3.10 mi14356+29910159+13210159+13214101(Top 50%)10044(Top 62%)10044(Top 609%)
15K9.32 mi3.11 mi14065+29110007+15210007+15213472(Top 47%)9712(Top 60%)9712(Top 589%)
20K12.43 mi3.11 mi13995+709955+529955+5213868(Top 49%)9810(Top 61%)9810(Top 595%)
Half13.11 mi0.68 mi13969+269939+169939+1613309(Top 47%)9609(Top 60%)9609(Top 583%)
25K15.53 mi2.42 mi13848+1219847+929847+9213473(Top 47%)9513(Top 59%)9513(Top 577%)
30K18.64 mi3.11 mi13708+1409728+1199728+11913530(Top 48%)9379(Top 58%)9379(Top 569%)
20M20.00 mi1.36 mi13576+1329643+859643+8512340(Top 43%)8695(Top 54%)8695(Top 528%)
21M21.00 mi1.00 mi13433+1439542+1019542+10111664(Top 41%)8214(Top 51%)8214(Top 498%)
35K21.75 mi0.75 mi13351+829485+579485+5711452(Top 40%)8086(Top 50%)8086(Top 491%)
23M23.00 mi1.25 mi13232+1199395+909395+9011991(Top 42%)8229(Top 51%)8229(Top 499%)
24M24.00 mi1.00 mi13312-809405-109405-1015132(Top 53%)9634(Top 60%)9634(Top 585%)
40K24.85 mi0.85 mi13391-799415-109415-1015544(Top 55%)9678(Top 60%)9678(Top 587%)
25.2M25.20 mi0.35 mi13418-279416-19416-115119(Top 53%)9458(Top 59%)9458(Top 574%)
Finish26.22 mi1.02 mi13508-909429-139429-1315044(Top 53%)9494(Top 59%)9494(Top 576%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

13472

Males

9712

M55-59

9712

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

14101

Males

10044

M55-59

10044

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

13472

Males

9712

M55-59

9712

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13868

Males

9810

M55-59

9810

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13309

Males

9609

M55-59

9609

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13473

Males

9513

M55-59

9513

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

13530

Males

9379

M55-59

9379

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12340

Males

8695

M55-59

8695

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11664

Males

8214

M55-59

8214

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11452

Males

8086

M55-59

8086

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11991

Males

8229

M55-59

8229

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

15132

Males

9634

M55-59

9634

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15544

Males

9678

M55-59

9678

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15119

Males

9458

M55-59

9458

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

15044

Males

9494

M55-59

9494

Passing Analysis

Category:
Athletes Passed
2459
Passed By
1312
Net Change
+1147
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14655
5K → 10K461162+299#14655#14356
10K → 15K37180+291#14356#14065
15K → 20K242172+70#14065#13995
20K → Half5226+26#13995#13969
Half → 25K229108+121#13969#13848
25K → 30K302162+140#13848#13708
30K → 20M18250+132#13708#13576
20M → 21M18138+143#13576#13433
21M → 35K10422+82#13433#13351
35K → 23M15435+119#13351#13232
23M → 24M51131-80#13232#13312
24M → 40K56135-79#13312#13391
40K → 25.2M2956-27#13391#13418
25.2M → Finish45135-90#13418#13508
TOTALS24591312+1147
📊

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