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BOSTON MARATHON 2025

Ying Li

Bib: 21031•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:24
Rank: #17929
Start → 5K
25:24 | 8:11/mi
10K· 6.21 mi
50:13
Rank: #17127 (+802)
5K → 10K
24:49 | 7:59/mi
15K· 9.32 mi
1:15:12
Rank: #16829 (+298)
10K → 15K
24:59 | 8:02/mi
20K· 12.43 mi
1:40:32
Rank: #16598 (+231)
15K → 20K
25:20 | 8:09/mi
Half· 13.11 mi
1:45:46
Rank: #16437 (+161)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
2:05:23
Rank: #16101 (+336)
Half → 25K
19:37 | 8:05/mi
30K· 18.64 mi
2:32:15
Rank: #15988 (+113)
25K → 30K
26:52 | 8:39/mi
20M
2:44:08
Rank: #15907 (+81)
30K → 20M
11:53 | 8:45/mi
21M
2:53:23
Rank: #15793 (+114)
20M → 21M
9:15 | 9:15/mi
35K· 21.75 mi
2:59:41
Rank: #15738 (+55)
21M → 35K
6:18 | 8:25/mi
23M
3:10:24
Rank: #15576 (+162)
35K → 23M
10:43 | 8:34/mi
24M
3:18:30
Rank: #15394 (+182)
23M → 24M
8:06 | 8:06/mi
40K· 24.85 mi
3:25:41
Rank: #15275 (+119)
24M → 40K
7:11 | 8:24/mi
25.2M
3:28:51
Rank: #15238 (+37)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:37:17
Rank: #15208 (+30)
25.2M → Finish
8:26 | 8:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:46
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time1:51:31
Pace8:30 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4125:248:1125:24
8:11
-
10K
6.21 mi11:45:3050:138:0524:49
7:59
-0:12
15K
9.32 mi12:10:291:15:128:0424:59
8:02
+0:03
20K
12.43 mi12:35:491:40:328:0525:20
8:09
+0:07
Half
13.11 mi12:41:031:45:468:045:14
7:40
-0:29
25K
15.53 mi13:00:402:05:238:0419:37
8:05
+0:25
30K
18.64 mi13:27:322:32:158:1026:52
8:39
+0:34
20M
20.00 mi13:39:252:44:088:1211:53
8:45
+0:06
21M
21.00 mi13:48:402:53:238:159:15
9:15
+0:30
35K
21.75 mi13:54:582:59:418:166:18
8:25
-0:50
23M
23.00 mi14:05:413:10:248:1710:43
8:34
+0:09
24M
24.00 mi14:13:473:18:308:168:06
8:06
-0:28
40K
24.85 mi14:20:583:25:418:177:11
8:24
+0:18
25.2M
25.20 mi14:24:083:28:518:173:10
9:11
+0:47
Finish
26.22 mi14:32:343:37:178:188:26
8:17
-0:54

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

7:40 /mi

Average Pace

8:18 /mi

Slowest Pace

9:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:02

25% of race

Time at Steady Pace

1:40:22

46% of race

Time at Slower Pace

1:01:53

28% of race

Average Pace: 8:17 /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 mi11:20:4125:248:1125:24
8:11
#17929
10K
6.21 mi11:45:3050:138:0524:49
7:59
#17127
15K
9.32 mi12:10:291:15:128:0424:59
8:02
#16829
20K
12.43 mi12:35:491:40:328:0525:20
8:09
#16598
Half
13.11 mi12:41:031:45:468:045:14
7:40
#16437
25K
15.53 mi13:00:402:05:238:0419:37
8:05
#16101
30K
18.64 mi13:27:322:32:158:1026:52
8:39
#15988
20M
20.00 mi13:39:252:44:088:1211:53
8:45
#15907
21M
21.00 mi13:48:402:53:238:159:15
9:15
#15793
35K
21.75 mi13:54:582:59:418:166:18
8:25
#15738
23M
23.00 mi14:05:413:10:248:1710:43
8:34
#15576
24M
24.00 mi14:13:473:18:308:168:06
8:06
#15394
40K
24.85 mi14:20:583:25:418:177:11
8:24
#15275
25.2M
25.20 mi14:24:083:28:518:173:10
9:11
#15238
Finish
26.22 mi14:32:343:37:178:188:26
8:17
#15208
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17929115751157516349(Top 58%)10956(Top 68%)10956(Top 870%)
10K6.21 mi3.10 mi17127+80211273+30211273+30216370(Top 58%)10973(Top 68%)10973(Top 872%)
15K9.32 mi3.11 mi16829+29811150+12311150+12316349(Top 58%)10956(Top 68%)10956(Top 870%)
20K12.43 mi3.11 mi16598+23111051+9911051+9916003(Top 56%)10743(Top 67%)10743(Top 853%)
Half13.11 mi0.68 mi16437+16110991+6010991+6013144(Top 46%)9543(Top 59%)9543(Top 758%)
25K15.53 mi2.42 mi16101+33610833+15810833+15814570(Top 51%)10010(Top 62%)10010(Top 795%)
30K18.64 mi3.11 mi15988+11310728+10510728+10515674(Top 55%)10361(Top 64%)10361(Top 823%)
20M20.00 mi1.36 mi15907+8110648+8010648+8015325(Top 54%)10061(Top 62%)10061(Top 799%)
21M21.00 mi1.00 mi15793+11410559+8910559+8914877(Top 52%)9732(Top 60%)9732(Top 773%)
35K21.75 mi0.75 mi15738+5510514+4510514+4514959(Top 53%)9708(Top 60%)9708(Top 771%)
23M23.00 mi1.25 mi15576+16210417+9710417+9713658(Top 48%)9001(Top 56%)9001(Top 715%)
24M24.00 mi1.00 mi15394+18210313+10410313+10411893(Top 42%)8119(Top 50%)8119(Top 645%)
40K24.85 mi0.85 mi15275+11910232+8110232+8112794(Top 45%)8435(Top 52%)8435(Top 670%)
25.2M25.20 mi0.35 mi15238+3710202+3010202+3012801(Top 45%)8386(Top 52%)8386(Top 666%)
Finish26.22 mi1.02 mi15208+3010170+3210170+3214750(Top 52%)9370(Top 58%)9370(Top 744%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

16349

Males

10956

M60-64

10956

5K→10K

3.1 - 6.2 mi

Top 58%
×5stories
+79ft-138ft

Overall

16370

Males

10973

M60-64

10973

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

16349

Males

10956

M60-64

10956

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

16003

Males

10743

M60-64

10743

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

13144

Males

9543

M60-64

9543

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

14570

Males

10010

M60-64

10010

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

15674

Males

10361

M60-64

10361

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15325

Males

10061

M60-64

10061

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

14877

Males

9732

M60-64

9732

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14959

Males

9708

M60-64

9708

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

13658

Males

9001

M60-64

9001

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

11893

Males

8119

M60-64

8119

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12794

Males

8435

M60-64

8435

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12801

Males

8386

M60-64

8386

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

14750

Males

9370

M60-64

9370

Passing Analysis

Category:
Athletes Passed
3410
Passed By
689
Net Change
+2721
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17929
5K → 10K85856+802#17929#17127
10K → 15K37678+298#17127#16829
15K → 20K32594+231#16829#16598
20K → Half1610+161#16598#16437
Half → 25K35822+336#16437#16101
25K → 30K276163+113#16101#15988
30K → 20M15069+81#15988#15907
20M → 21M17258+114#15907#15793
21M → 35K9035+55#15793#15738
35K → 23M19028+162#15738#15576
23M → 24M1908+182#15576#15394
24M → 40K13415+119#15394#15275
40K → 25.2M5215+37#15275#15238
25.2M → Finish7848+30#15238#15208
TOTALS3410689+2721
📊

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