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BOSTON MARATHON 2025

Charlie Harrington

Bib: 27765•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 49%
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
21:58
Rank: #8390
Start → 5K
7:04/mi
21:58 split
10K· 6.21 mi
44:28
Rank: #9088 (-698)
5K → 10K
7:15/mi
22:30 split
15K· 9.32 mi
1:07:23
Rank: #9574 (-486)
10K → 15K
7:23/mi
22:55 split
20K· 12.43 mi
1:31:30
Rank: #10424 (-850)
15K → 20K
7:46/mi
24:07 split
Half· 13.11 mi
1:36:38
Rank: #10489 (-65)
20K → Half
7:31/mi
5:08 split
25K· 15.53 mi
1:56:09
Rank: #11147 (-658)
Half → 25K
8:03/mi
19:31 split
30K· 18.64 mi
2:22:45
Rank: #11887 (-740)
25K → 30K
8:34/mi
26:36 split
20M
2:34:19
Rank: #12045 (-158)
30K → 20M
8:31/mi
11:34 split
21M
2:43:41
Rank: #12259 (-214)
20M → 21M
9:22/mi
9:22 split
35K· 21.75 mi
2:50:09
Rank: #12406 (-147)
21M → 35K
8:39/mi
6:28 split
23M
3:01:36
Rank: #12729 (-323)
35K → 23M
9:09/mi
11:27 split
24M
3:10:56
Rank: #13074 (-345)
23M → 24M
9:20/mi
9:20 split
40K· 24.85 mi
3:19:35
Rank: #13482 (-408)
24M → 40K
10:07/mi
8:39 split
25.2M
3:23:25
Rank: #13671 (-189)
40K → 25.2M
11:07/mi
3:50 split
Finish· 26.22 mi
3:33:06
Rank: #14052 (-381)
25.2M → Finish
9:30/mi
9:41 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:38
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:56:28
Pace8:53 /mi
📊Positive Split: 20.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:38:4121:587:0421:58
7:04
-
10K
6.21 mi12:01:1144:287:0922:30
7:15
+0:11
15K
9.32 mi12:24:061:07:237:1422:55
7:23
+0:08
20K
12.43 mi12:48:131:31:307:2224:07
7:46
+0:23
Half
13.11 mi12:53:211:36:387:225:08
7:31
-0:15
25K
15.53 mi13:12:521:56:097:2919:31
8:03
+0:32
30K
18.64 mi13:39:282:22:457:3926:36
8:34
+0:31
20M
20.00 mi13:51:022:34:197:4311:34
8:31
-0:03
21M
21.00 mi14:00:242:43:417:489:22
9:22
+0:51
35K
21.75 mi14:06:522:50:097:496:28
8:39
-0:43
23M
23.00 mi14:18:193:01:367:5411:27
9:09
+0:30
24M
24.00 mi14:27:393:10:567:579:20
9:20
+0:11
40K
24.85 mi14:36:183:19:358:028:39
10:07
+0:47
25.2M
25.20 mi14:40:083:23:258:043:50
11:07
+1:00
Finish
26.22 mi14:49:493:33:068:089:41
9:30
-1:37

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

7:04 /mi

Average Pace

8:08 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:38

45% of race

Time at Steady Pace

1:04:09

30% of race

Time at Slower Pace

52:19

25% of race

Average Pace: 8:08 /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 mi11:38:4121:587:0421:58
7:04
#8390
10K
6.21 mi12:01:1144:287:0922:30
7:15
#9088
15K
9.32 mi12:24:061:07:237:1422:55
7:23
#9574
20K
12.43 mi12:48:131:31:307:2224:07
7:46
#10424
Half
13.11 mi12:53:211:36:387:225:08
7:31
#10489
25K
15.53 mi13:12:521:56:097:2919:31
8:03
#11147
30K
18.64 mi13:39:282:22:457:3926:36
8:34
#11887
20M
20.00 mi13:51:022:34:197:4311:34
8:31
#12045
21M
21.00 mi14:00:242:43:417:489:22
9:22
#12259
35K
21.75 mi14:06:522:50:097:496:28
8:39
#12406
23M
23.00 mi14:18:193:01:367:5411:27
9:09
#12729
24M
24.00 mi14:27:393:10:567:579:20
9:20
#13074
40K
24.85 mi14:36:183:19:358:028:39
10:07
#13482
25.2M
25.20 mi14:40:083:23:258:043:50
11:07
#13671
Finish
26.22 mi14:49:493:33:068:089:41
9:30
#14052
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi83907242724210648(Top 37%)8426(Top 52%)8426(Top 149%)
10K6.21 mi3.10 mi9088-6987655-4137655-4139855(Top 35%)8067(Top 50%)8067(Top 143%)
15K9.32 mi3.11 mi9574-4867914-2597914-25910648(Top 37%)8426(Top 52%)8426(Top 149%)
20K12.43 mi3.11 mi10424-8508332-4188332-41812953(Top 46%)9398(Top 58%)9398(Top 167%)
Half13.11 mi0.68 mi10489-658367-358367-3511894(Top 42%)9002(Top 56%)9002(Top 160%)
25K15.53 mi2.42 mi11147-6588651-2848651-28414256(Top 50%)9874(Top 61%)9874(Top 175%)
30K18.64 mi3.11 mi11887-7408919-2688919-26815147(Top 53%)10121(Top 63%)10121(Top 179%)
20M20.00 mi1.36 mi12045-1588958-398958-3913846(Top 49%)9369(Top 58%)9369(Top 166%)
21M21.00 mi1.00 mi12259-2149019-619019-6115453(Top 54%)9984(Top 62%)9984(Top 177%)
35K21.75 mi0.75 mi12406-1479060-419060-4116282(Top 57%)10291(Top 64%)10291(Top 182%)
23M23.00 mi1.25 mi12729-3239181-1219181-12117057(Top 60%)10528(Top 65%)10528(Top 187%)
24M24.00 mi1.00 mi13074-3459296-1159296-11518933(Top 67%)11369(Top 71%)11369(Top 202%)
40K24.85 mi0.85 mi13482-4089459-1639459-16320806(Top 73%)12182(Top 76%)12182(Top 216%)
25.2M25.20 mi0.35 mi13671-1899516-579516-5720937(Top 74%)12245(Top 76%)12245(Top 217%)
Finish26.22 mi1.02 mi14052-3819666-1509666-15021171(Top 75%)12368(Top 77%)12368(Top 219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

10648

Males

8426

M18-39

8426

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9855

Males

8067

M18-39

8067

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

10648

Males

8426

M18-39

8426

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12953

Males

9398

M18-39

9398

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11894

Males

9002

M18-39

9002

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

14256

Males

9874

M18-39

9874

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

15147

Males

10121

M18-39

10121

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13846

Males

9369

M18-39

9369

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

15453

Males

9984

M18-39

9984

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

16282

Males

10291

M18-39

10291

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

17057

Males

10528

M18-39

10528

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

18933

Males

11369

M18-39

11369

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20806

Males

12182

M18-39

12182

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20937

Males

12245

M18-39

12245

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

21171

Males

12368

M18-39

12368

Passing Analysis

Category:
Athletes Passed
556
Passed By
6216
Net Change
-5662
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8390
5K → 10K43741-698#8390#9088
10K → 15K48534-486#9088#9574
15K → 20K43891-850#9574#10424
20K → Half1883-65#10424#10489
Half → 25K56714-658#10489#11147
25K → 30K75815-740#11147#11887
30K → 20M75233-158#11887#12045
20M → 21M57271-214#12045#12259
21M → 35K36183-147#12259#12406
35K → 23M47370-323#12406#12729
23M → 24M20365-345#12729#13074
24M → 40K12420-408#13074#13482
40K → 25.2M11200-189#13482#13671
25.2M → Finish15396-381#13671#14052
TOTALS5566216-5662
📊

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