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BOSTON MARATHON 2025

Yang Liu

Bib: 19676•M

MA

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 40%
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
7:49/mi
24:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:46/mi
48:25
↑ 79↓ 1380.4%
15K· 9.32 mi
7:41/mi
1:12:17
↑ 67↓ 78
20K· 12.43 mi
7:49/mi
1:36:34
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:41:43
↑ 19↓ 370.5%
25K· 15.53 mi
7:48/mi
2:00:37
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:25:55
↑ 181↓ 1480.2%
20M
8:34/mi
2:37:33
↑ 64↓ 500.2%
21M
9:10/mi
2:46:43
↑ 106↓ 241.6%
35K· 21.75 mi
8:08/mi
2:52:48
↑ 17↓ 861.7%
23M
8:41/mi
3:03:40
↑ 23↓ 630.6%
24M
8:32/mi
3:12:12
↓ 821.3%
40K· 24.85 mi
8:52/mi
3:19:47
↓ 200.3%
25.2M
10:15/mi
3:23:19
↑ 13↓ 160.2%
Finish· 26.22 mi
8:23/mi
3:31:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:43
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:50:09
Pace8:24 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2024:177:4924:17
7:49
-
10K
6.21 mi11:40:2848:257:4824:08
7:46
-0:03
15K
9.32 mi12:04:201:12:177:4523:52
7:41
-0:05
20K
12.43 mi12:28:371:36:347:4624:17
7:49
+0:08
Half
13.11 mi12:33:461:41:437:465:09
7:33
-0:16
25K
15.53 mi12:52:402:00:377:4618:54
7:48
+0:15
30K
18.64 mi13:17:582:25:557:5025:18
8:09
+0:21
20M
20.00 mi13:29:362:37:337:5311:38
8:34
+0:25
21M
21.00 mi13:38:462:46:437:569:10
9:10
+0:36
35K
21.75 mi13:44:512:52:487:576:05
8:08
-1:02
23M
23.00 mi13:55:433:03:407:5910:52
8:41
+0:33
24M
24.00 mi14:04:153:12:128:018:32
8:32
-0:09
40K
24.85 mi14:11:503:19:478:027:35
8:52
+0:20
25.2M
25.20 mi14:15:223:23:198:043:32
10:15
+1:23
Finish
26.22 mi14:23:553:31:528:058:33
8:23
-1:52

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

7:33 /mi

Average Pace

8:05 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:03

34% of race

Time at Steady Pace

1:28:30

42% of race

Time at Slower Pace

51:19

24% of race

Average Pace: 8:05 /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 mi11:16:2024:177:4924:17
7:49
#14939
10K
6.21 mi11:40:2848:257:4824:08
7:46
#14707
15K
9.32 mi12:04:201:12:177:4523:52
7:41
#14244
20K
12.43 mi12:28:371:36:347:4624:17
7:49
#13996
Half
13.11 mi12:33:461:41:437:465:09
7:33
#13887
25K
15.53 mi12:52:402:00:377:4618:54
7:48
#13570
30K
18.64 mi13:17:582:25:557:5025:18
8:09
#13320
20M
20.00 mi13:29:362:37:337:5311:38
8:34
#13356
21M
21.00 mi13:38:462:46:437:569:10
9:10
#13380
35K
21.75 mi13:44:512:52:487:576:05
8:08
#13380
23M
23.00 mi13:55:433:03:407:5910:52
8:41
#13412
24M
24.00 mi14:04:153:12:128:018:32
8:32
#13456
40K
24.85 mi14:11:503:19:478:027:35
8:52
#13545
25.2M
25.20 mi14:15:223:23:198:043:32
10:15
#13644
Finish
26.22 mi14:23:553:31:528:058:33
8:23
#13708
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14939104031040313313(Top 47%)9648(Top 60%)9648(Top 585%)
10K6.21 mi3.10 mi14707+23210292+11110292+11114502(Top 51%)10208(Top 63%)10208(Top 619%)
15K9.32 mi3.11 mi14244+46310089+20310089+20313313(Top 47%)9648(Top 60%)9648(Top 585%)
20K12.43 mi3.11 mi13996+2489956+1339956+13313396(Top 47%)9602(Top 60%)9602(Top 583%)
Half13.11 mi0.68 mi13887+1099899+579899+5712108(Top 43%)9080(Top 56%)9080(Top 551%)
25K15.53 mi2.42 mi13570+3179728+1719728+17112294(Top 43%)8993(Top 56%)8993(Top 546%)
30K18.64 mi3.11 mi13320+2509555+1739555+17312390(Top 44%)8863(Top 55%)8863(Top 538%)
20M20.00 mi1.36 mi13356-369544+119544+1114151(Top 50%)9522(Top 59%)9522(Top 578%)
21M21.00 mi1.00 mi13380-249521+239521+2314416(Top 51%)9527(Top 59%)9527(Top 578%)
35K21.75 mi0.75 mi133809499+229499+2213123(Top 46%)8859(Top 55%)8859(Top 538%)
23M23.00 mi1.25 mi13412-329470+299470+2914400(Top 51%)9350(Top 58%)9350(Top 567%)
24M24.00 mi1.00 mi13456-449466+49466+414706(Top 52%)9449(Top 59%)9449(Top 573%)
40K24.85 mi0.85 mi13545-899482-169482-1615547(Top 55%)9681(Top 60%)9681(Top 587%)
25.2M25.20 mi0.35 mi13644-999506-249506-2418004(Top 63%)10804(Top 67%)10804(Top 656%)
Finish26.22 mi1.02 mi13708-649505+19505+115481(Top 55%)9696(Top 60%)9696(Top 588%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

13313

Males

9648

M55-59

9648

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

14502

Males

10208

M55-59

10208

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

13313

Males

9648

M55-59

9648

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

13396

Males

9602

M55-59

9602

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12108

Males

9080

M55-59

9080

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12294

Males

8993

M55-59

8993

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12390

Males

8863

M55-59

8863

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

14151

Males

9522

M55-59

9522

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14416

Males

9527

M55-59

9527

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

13123

Males

8859

M55-59

8859

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

14400

Males

9350

M55-59

9350

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

14706

Males

9449

M55-59

9449

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15547

Males

9681

M55-59

9681

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

18004

Males

10804

M55-59

10804

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

15481

Males

9696

M55-59

9696

Passing Analysis

Category:
Athletes Passed
2621
Passed By
1390
Net Change
+1231
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14939
5K → 10K423191+232#14939#14707
10K → 15K49734+463#14707#14244
15K → 20K33688+248#14244#13996
20K → Half1156+109#13996#13887
Half → 25K35437+317#13887#13570
25K → 30K358108+250#13570#13320
30K → 20M102138-36#13320#13356
20M → 21M97121-24#13356#13380
21M → 35K60600#13380#13380
35K → 23M96128-32#13380#13412
23M → 24M67111-44#13412#13456
24M → 40K51140-89#13456#13545
40K → 25.2M18117-99#13545#13644
25.2M → Finish47111-64#13644#13708
TOTALS26211390+1231
📊

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