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BOSTON MARATHON 2025

Liam Tracey

Bib: 26543•M

NH

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:20
Rank: #19751
Start → 5K
26:20 | 8:29/mi
10K· 6.21 mi
54:06
Rank: #20943 (-1192)
5K → 10K
27:46 | 8:56/mi
15K· 9.32 mi
1:21:48
Rank: #21128 (-185)
10K → 15K
27:42 | 8:55/mi
20K· 12.43 mi
1:49:43
Rank: #21057 (+71)
15K → 20K
27:55 | 8:59/mi
Half· 13.11 mi
1:55:40
Rank: #21042 (+15)
20K → Half
5:57 | 8:43/mi
25K· 15.53 mi
2:17:58
Rank: #21003 (+39)
Half → 25K
22:18 | 9:12/mi
30K· 18.64 mi
2:47:54
Rank: #20901 (+102)
25K → 30K
29:56 | 9:38/mi
20M
3:01:38
Rank: #20945 (-44)
30K → 20M
13:44 | 10:06/mi
21M
3:12:18
Rank: #20919 (+26)
20M → 21M
10:40 | 10:40/mi
35K· 21.75 mi
3:19:27
Rank: #20904 (+15)
21M → 35K
7:09 | 9:33/mi
23M
3:31:57
Rank: #20898 (+6)
35K → 23M
12:30 | 9:59/mi
24M
3:41:47
Rank: #20905 (-7)
23M → 24M
9:50 | 9:50/mi
40K· 24.85 mi
3:50:39
Rank: #20928 (-23)
24M → 40K
8:52 | 10:22/mi
25.2M
3:54:11
Rank: #20877 (+51)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
4:03:38
Rank: #20841 (+36)
25.2M → Finish
9:27 | 9:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:40
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:07:58
Pace9:46 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:2526:208:2926:20
8:29
-
10K
6.21 mi12:09:1154:068:4227:46
8:56
+0:27
15K
9.32 mi12:36:531:21:488:4727:42
8:55
-0:01
20K
12.43 mi13:04:481:49:438:5027:55
8:59
+0:04
Half
13.11 mi13:10:451:55:408:495:57
8:43
-0:16
25K
15.53 mi13:33:032:17:588:5322:18
9:12
+0:29
30K
18.64 mi14:02:592:47:549:0029:56
9:38
+0:26
20M
20.00 mi14:16:433:01:389:0513:44
10:06
+0:28
21M
21.00 mi14:27:233:12:189:0910:40
10:40
+0:34
35K
21.75 mi14:34:323:19:279:107:09
9:33
-1:07
23M
23.00 mi14:47:023:31:579:1312:30
9:59
+0:26
24M
24.00 mi14:56:523:41:479:149:50
9:50
-0:09
40K
24.85 mi15:05:443:50:399:178:52
10:22
+0:32
25.2M
25.20 mi15:09:163:54:119:183:32
10:15
-0:07
Finish
26.22 mi15:18:434:03:389:189:27
9:16
-0:59

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

8:29 /mi

Average Pace

9:18 /mi

Slowest Pace

10:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:58

57% of race

Time at Steady Pace

56:22

23% of race

Time at Slower Pace

49:18

20% of race

Average Pace: 9:18 /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 mi11:41:2526:208:2926:20
8:29
#19751
10K
6.21 mi12:09:1154:068:4227:46
8:56
#20943
15K
9.32 mi12:36:531:21:488:4727:42
8:55
#21128
20K
12.43 mi13:04:481:49:438:5027:55
8:59
#21057
Half
13.11 mi13:10:451:55:408:495:57
8:43
#21042
25K
15.53 mi13:33:032:17:588:5322:18
9:12
#21003
30K
18.64 mi14:02:592:47:549:0029:56
9:38
#20901
20M
20.00 mi14:16:433:01:389:0513:44
10:06
#20945
21M
21.00 mi14:27:233:12:189:0910:40
10:40
#20919
35K
21.75 mi14:34:323:19:279:107:09
9:33
#20904
23M
23.00 mi14:47:023:31:579:1312:30
9:59
#20898
24M
24.00 mi14:56:523:41:479:149:50
9:50
#20905
40K
24.85 mi15:05:443:50:399:178:52
10:22
#20928
25.2M
25.20 mi15:09:163:54:119:183:32
10:15
#20877
Finish
26.22 mi15:18:434:03:389:189:27
9:16
#20841
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19751123341233421635(Top 76%)13229(Top 82%)13229(Top 234%)
10K6.21 mi3.10 mi20943-119212861-52712861-52722103(Top 78%)13388(Top 83%)13388(Top 237%)
15K9.32 mi3.11 mi21128-18512964-10312964-10321635(Top 76%)13229(Top 82%)13229(Top 234%)
20K12.43 mi3.11 mi21057+7112938+2612938+2620880(Top 74%)12838(Top 80%)12838(Top 228%)
Half13.11 mi0.68 mi21042+1512929+912929+920455(Top 72%)12671(Top 79%)12671(Top 225%)
25K15.53 mi2.42 mi21003+3912909+2012909+2020745(Top 73%)12747(Top 79%)12747(Top 226%)
30K18.64 mi3.11 mi20901+10212810+9912810+9920487(Top 72%)12510(Top 78%)12510(Top 222%)
20M20.00 mi1.36 mi20945-4412825-1512825-1521288(Top 75%)12720(Top 79%)12720(Top 225%)
21M21.00 mi1.00 mi20919+2612786+3912786+3920498(Top 72%)12261(Top 76%)12261(Top 217%)
35K21.75 mi0.75 mi20904+1512766+2012766+2020512(Top 72%)12216(Top 76%)12216(Top 217%)
23M23.00 mi1.25 mi20898+612734+3212734+3220419(Top 72%)12119(Top 75%)12119(Top 215%)
24M24.00 mi1.00 mi20905-712721+1312721+1320829(Top 73%)12260(Top 76%)12260(Top 217%)
40K24.85 mi0.85 mi20928-2312711+1012711+1021569(Top 76%)12548(Top 78%)12548(Top 222%)
25.2M25.20 mi0.35 mi20877+5112680+3112680+3118066(Top 64%)10866(Top 67%)10866(Top 193%)
Finish26.22 mi1.02 mi20841+3612648+3212648+3220268(Top 71%)11942(Top 74%)11942(Top 212%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

21635

Males

13229

M18-39

13229

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

22103

Males

13388

M18-39

13388

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

21635

Males

13229

M18-39

13229

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

20880

Males

12838

M18-39

12838

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

20455

Males

12671

M18-39

12671

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

20745

Males

12747

M18-39

12747

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

20487

Males

12510

M18-39

12510

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21288

Males

12720

M18-39

12720

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

20498

Males

12261

M18-39

12261

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20512

Males

12216

M18-39

12216

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

20419

Males

12119

M18-39

12119

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20829

Males

12260

M18-39

12260

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21569

Males

12548

M18-39

12548

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18066

Males

10866

M18-39

10866

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20268

Males

11942

M18-39

11942

Passing Analysis

Category:
Athletes Passed
1411
Passed By
2501
Net Change
-1090
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19751
5K → 10K351227-1192#19751#20943
10K → 15K124309-185#20943#21128
15K → 20K229158+71#21128#21057
20K → Half3621+15#21057#21042
Half → 25K160121+39#21042#21003
25K → 30K261159+102#21003#20901
30K → 20M83127-44#20901#20945
20M → 21M10983+26#20945#20919
21M → 35K6247+15#20919#20904
35K → 23M9993+6#20904#20898
23M → 24M5360-7#20898#20905
24M → 40K4871-23#20905#20928
40K → 25.2M532+51#20928#20877
25.2M → Finish5923+36#20877#20841
TOTALS14112501-1090
📊

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