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BOSTON MARATHON 2025

Liam Brinkruff

Bib: 1301•M

IN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:49
Rank: #1243
Start → 5K
18:49 | 6:03/mi
10K· 6.21 mi
37:24
Rank: #1124 (+119)
5K → 10K
18:35 | 5:59/mi
15K· 9.32 mi
55:58
Rank: #1063 (+61)
10K → 15K
18:34 | 5:59/mi
20K· 12.43 mi
1:15:04
Rank: #1104 (-41)
15K → 20K
19:06 | 6:09/mi
Half· 13.11 mi
1:19:11
Rank: #1107 (-3)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:33:51
Rank: #1072 (+35)
Half → 25K
14:40 | 6:03/mi
30K· 18.64 mi
1:53:07
Rank: #1020 (+52)
25K → 30K
19:16 | 6:12/mi
20M
2:01:32
Rank: #964 (+56)
30K → 20M
8:25 | 6:12/mi
21M
2:08:02
Rank: #935 (+29)
20M → 21M
6:30 | 6:30/mi
35K· 21.75 mi
2:12:33
Rank: #900 (+35)
21M → 35K
4:31 | 6:02/mi
23M
2:20:18
Rank: #872 (+28)
35K → 23M
7:45 | 6:11/mi
24M
2:26:18
Rank: #840 (+32)
23M → 24M
6:00 | 6:00/mi
40K· 24.85 mi
2:31:31
Rank: #812 (+28)
24M → 40K
5:13 | 6:06/mi
25.2M
2:33:38
Rank: #788 (+24)
40K → 25.2M
2:07 | 6:08/mi
Finish· 26.22 mi
2:39:13
Rank: #734 (+54)
25.2M → Finish
5:35 | 5:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:11
Pace6:02 /mi
2nd Half
Distance13.11 mi
Time1:20:02
Pace6:06 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5818:496:0318:49
6:03
-
10K
6.21 mi10:42:3337:246:0118:35
5:59
-0:04
15K
9.32 mi11:01:0755:586:0018:34
5:59
0:00
20K
12.43 mi11:20:131:15:046:0219:06
6:09
+0:10
Half
13.11 mi11:24:201:19:116:024:07
6:02
-0:07
25K
15.53 mi11:39:001:33:516:0214:40
6:03
+0:01
30K
18.64 mi11:58:161:53:076:0419:16
6:12
+0:09
20M
20.00 mi12:06:412:01:326:058:25
6:12
0:00
21M
21.00 mi12:13:112:08:026:066:30
6:30
+0:18
35K
21.75 mi12:17:422:12:336:064:31
6:02
-0:28
23M
23.00 mi12:25:272:20:186:067:45
6:11
+0:09
24M
24.00 mi12:31:272:26:186:066:00
6:00
-0:11
40K
24.85 mi12:36:402:31:316:065:13
6:06
+0:06
25.2M
25.20 mi12:38:472:33:386:062:07
6:08
+0:02
Finish
26.22 mi12:44:222:39:136:055:35
5:29
-0:39

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

5:29 /mi

Average Pace

6:05 /mi

Slowest Pace

6:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:44

31% of race

Time at Steady Pace

1:43:59

65% of race

Time at Slower Pace

6:30

4% of race

Average Pace: 6:04 /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 mi10:23:5818:496:0318:49
6:03
#1243
10K
6.21 mi10:42:3337:246:0118:35
5:59
#1124
15K
9.32 mi11:01:0755:586:0018:34
5:59
#1063
20K
12.43 mi11:20:131:15:046:0219:06
6:09
#1104
Half
13.11 mi11:24:201:19:116:024:07
6:02
#1107
25K
15.53 mi11:39:001:33:516:0214:40
6:03
#1072
30K
18.64 mi11:58:161:53:076:0419:16
6:12
#1020
20M
20.00 mi12:06:412:01:326:058:25
6:12
#964
21M
21.00 mi12:13:112:08:026:066:30
6:30
#935
35K
21.75 mi12:17:422:12:336:064:31
6:02
#900
23M
23.00 mi12:25:272:20:186:067:45
6:11
#872
24M
24.00 mi12:31:272:26:186:066:00
6:00
#840
40K
24.85 mi12:36:402:31:316:065:13
6:06
#812
25.2M
25.20 mi12:38:472:33:386:062:07
6:08
#788
Finish
26.22 mi12:44:222:39:136:055:35
5:29
#734
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi124311781178958(Top 3%)905(Top 6%)905(Top 16%)
10K6.21 mi3.10 mi1124+1191061+1171061+1171048(Top 4%)987(Top 6%)987(Top 17%)
15K9.32 mi3.11 mi1063+611003+581003+58958(Top 3%)905(Top 6%)905(Top 16%)
20K12.43 mi3.11 mi1104-411044-411044-411341(Top 5%)1269(Top 8%)1269(Top 22%)
Half13.11 mi0.68 mi1107-31047-31047-31235(Top 4%)1169(Top 7%)1169(Top 21%)
25K15.53 mi2.42 mi1072+351011+361011+36920(Top 3%)866(Top 5%)866(Top 15%)
30K18.64 mi3.11 mi1020+52960+51960+51909(Top 3%)853(Top 5%)853(Top 15%)
20M20.00 mi1.36 mi964+56906+54906+54709(Top 2%)668(Top 4%)668(Top 12%)
21M21.00 mi1.00 mi935+29880+26880+26679(Top 2%)642(Top 4%)642(Top 11%)
35K21.75 mi0.75 mi900+35845+35845+35796(Top 3%)742(Top 5%)742(Top 13%)
23M23.00 mi1.25 mi872+28818+27818+27656(Top 2%)619(Top 4%)619(Top 11%)
24M24.00 mi1.00 mi840+32787+31787+31583(Top 2%)546(Top 3%)546(Top 10%)
40K24.85 mi0.85 mi812+28760+27760+27546(Top 2%)509(Top 3%)509(Top 9%)
25.2M25.20 mi0.35 mi788+24736+24736+24130(Top 0.5%)123(Top 0.8%)123(Top 2%)
Finish26.22 mi1.02 mi734+54684+52684+52142(Top 0.5%)136(Top 0.8%)136(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

958

Males

905

M18-39

905

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1048

Males

987

M18-39

987

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

958

Males

905

M18-39

905

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1341

Males

1269

M18-39

1269

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1235

Males

1169

M18-39

1169

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

920

Males

866

M18-39

866

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

909

Males

853

M18-39

853

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

709

Males

668

M18-39

668

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

679

Males

642

M18-39

642

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

796

Males

742

M18-39

742

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

656

Males

619

M18-39

619

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

583

Males

546

M18-39

546

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

546

Males

509

M18-39

509

40K→25.2M

24.9 - 25.2 mi

Top 0.5%
×1story
+13ft-16ft

Overall

130

Males

123

M18-39

123

25.2M→Finish

25.2 - 26.2 mi

Top 0.5%
×2stories
+22ft-21ft

Overall

142

Males

136

M18-39

136

Passing Analysis

Category:
Athletes Passed
668
Passed By
159
Net Change
+509
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1243
5K → 10K14021+119#1243#1124
10K → 15K7211+61#1124#1063
15K → 20K2566-41#1063#1104
20K → Half47-3#1104#1107
Half → 25K4510+35#1107#1072
25K → 30K7523+52#1072#1020
30K → 20M571+56#1020#964
20M → 21M378+29#964#935
21M → 35K383+35#935#900
35K → 23M335+28#900#872
23M → 24M342+32#872#840
24M → 40K291+28#840#812
40K → 25.2M240+24#812#788
25.2M → Finish551+54#788#734
TOTALS668159+509
📊

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