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BOSTON MARATHON 2025

Chip O'Hara

Bib: 347•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Masters (Masters Men)
#0 / 10463
Top 2%
Division (M40-44)
#0 / 2247
Top 5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
18:34
Rank: #1010
Start → 5K
18:34 | 5:59/mi
10K· 6.21 mi
36:40
Rank: #816 (+194)
5K → 10K
18:06 | 5:50/mi
15K· 9.32 mi
54:50
Rank: #745 (+71)
10K → 15K
18:10 | 5:51/mi
20K· 12.43 mi
1:13:58
Rank: #870 (-125)
15K → 20K
19:08 | 6:10/mi
Half· 13.11 mi
1:17:58
Rank: #861 (+9)
20K → Half
4:00 | 5:52/mi
25K· 15.53 mi
1:32:35
Rank: #847 (+14)
Half → 25K
14:37 | 6:02/mi
30K· 18.64 mi
1:52:10
Rank: #874 (-27)
25K → 30K
19:35 | 6:18/mi
20M
2:01:20
Rank: #937 (-63)
30K → 20M
9:10 | 6:45/mi
21M
2:08:25
Rank: #988 (-51)
20M → 21M
7:05 | 7:05/mi
35K· 21.75 mi
2:13:19
Rank: #1011 (-23)
21M → 35K
4:54 | 6:33/mi
23M
2:21:35
Rank: #1029 (-18)
35K → 23M
8:16 | 6:36/mi
24M
2:28:23
Rank: #1099 (-70)
23M → 24M
6:48 | 6:48/mi
40K· 24.85 mi
2:34:31
Rank: #1158 (-59)
24M → 40K
6:08 | 7:10/mi
25.2M
2:37:11
Rank: #1192 (-34)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:43:30
Rank: #1180 (+12)
25.2M → Finish
6:19 | 6:12/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:58
Pace5:57 /mi
2nd Half
Distance13.11 mi
Time1:25:32
Pace6:31 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4218:345:5918:34
5:59
-
10K
6.21 mi10:36:4836:405:5418:06
5:50
-0:09
15K
9.32 mi10:54:5854:505:5318:10
5:51
+0:01
20K
12.43 mi11:14:061:13:585:5719:08
6:10
+0:19
Half
13.11 mi11:18:061:17:585:574:00
5:52
-0:18
25K
15.53 mi11:32:431:32:355:5814:37
6:02
+0:10
30K
18.64 mi11:52:181:52:106:0119:35
6:18
+0:16
20M
20.00 mi12:01:282:01:206:049:10
6:45
+0:27
21M
21.00 mi12:08:332:08:256:077:05
7:05
+0:20
35K
21.75 mi12:13:272:13:196:084:54
6:33
-0:32
23M
23.00 mi12:21:432:21:356:098:16
6:36
+0:03
24M
24.00 mi12:28:312:28:236:116:48
6:48
+0:12
40K
24.85 mi12:34:392:34:316:136:08
7:10
+0:22
25.2M
25.20 mi12:37:192:37:116:142:40
7:44
+0:34
Finish
26.22 mi12:43:382:43:306:146:19
6:12
-1:32

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

5:50 /mi

Average Pace

6:14 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

58:50

36% of race

Time at Steady Pace

1:04:33

39% of race

Time at Slower Pace

40:07

25% of race

Average Pace: 6:14 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:18:4218:345:5918:34
5:59
#1010
10K
6.21 mi10:36:4836:405:5418:06
5:50
#816
15K
9.32 mi10:54:5854:505:5318:10
5:51
#745
20K
12.43 mi11:14:061:13:585:5719:08
6:10
#870
Half
13.11 mi11:18:061:17:585:574:00
5:52
#861
25K
15.53 mi11:32:431:32:355:5814:37
6:02
#847
30K
18.64 mi11:52:181:52:106:0119:35
6:18
#874
20M
20.00 mi12:01:282:01:206:049:10
6:45
#937
21M
21.00 mi12:08:332:08:256:077:05
7:05
#988
35K
21.75 mi12:13:272:13:196:084:54
6:33
#1011
23M
23.00 mi12:21:432:21:356:098:16
6:36
#1029
24M
24.00 mi12:28:312:28:236:116:48
6:48
#1099
40K
24.85 mi12:34:392:34:316:136:08
7:10
#1158
25.2M
25.20 mi12:37:192:37:116:142:40
7:44
#1192
Finish
26.22 mi12:43:382:43:306:146:19
6:12
#1180
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1010951951630(Top 2%)584(Top 4%)584(Top 26%)
10K6.21 mi3.10 mi816+194764+187764+187661(Top 2%)617(Top 4%)617(Top 27%)
15K9.32 mi3.11 mi745+71696+68696+68630(Top 2%)584(Top 4%)584(Top 26%)
20K12.43 mi3.11 mi870-125818-122818-1221402(Top 5%)1328(Top 8%)1328(Top 59%)
Half13.11 mi0.68 mi861+9810+8810+8752(Top 3%)706(Top 4%)706(Top 31%)
25K15.53 mi2.42 mi847+14795+15795+15885(Top 3%)832(Top 5%)832(Top 37%)
30K18.64 mi3.11 mi874-27822-27822-271213(Top 4%)1144(Top 7%)1144(Top 51%)
20M20.00 mi1.36 mi937-63881-59881-592651(Top 9%)2485(Top 15%)2485(Top 111%)
21M21.00 mi1.00 mi988-51929-48929-482572(Top 9%)2394(Top 15%)2394(Top 107%)
35K21.75 mi0.75 mi1011-23952-23952-232672(Top 9%)2470(Top 15%)2470(Top 110%)
23M23.00 mi1.25 mi1029-18968-16968-161818(Top 6%)1699(Top 11%)1699(Top 76%)
24M24.00 mi1.00 mi1099-701035-671035-673459(Top 12%)3094(Top 19%)3094(Top 138%)
40K24.85 mi0.85 mi1158-591090-551090-554848(Top 17%)4092(Top 25%)4092(Top 182%)
25.2M25.20 mi0.35 mi1192-341122-321122-324392(Top 15%)3670(Top 23%)3670(Top 163%)
Finish26.22 mi1.02 mi1180+121110+121110+121500(Top 5%)1394(Top 9%)1394(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

630

Males

584

M40-44

584

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

661

Males

617

M40-44

617

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

630

Males

584

M40-44

584

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1402

Males

1328

M40-44

1328

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

752

Males

706

M40-44

706

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

885

Males

832

M40-44

832

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1213

Males

1144

M40-44

1144

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2651

Males

2485

M40-44

2485

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2572

Males

2394

M40-44

2394

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2672

Males

2470

M40-44

2470

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1818

Males

1699

M40-44

1699

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3459

Males

3094

M40-44

3094

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4848

Males

4092

M40-44

4092

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4392

Males

3670

M40-44

3670

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1500

Males

1394

M40-44

1394

Passing Analysis

Category:
Athletes Passed
439
Passed By
609
Net Change
-170
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1010
5K → 10K1951+194#1010#816
10K → 15K776+71#816#745
15K → 20K9134-125#745#870
20K → Half112+9#870#861
Half → 25K2915+14#861#847
25K → 30K3158-27#847#874
30K → 20M972-63#874#937
20M → 21M960-51#937#988
21M → 35K1033-23#988#1011
35K → 23M2543-18#1011#1029
23M → 24M373-70#1029#1099
24M → 40K362-59#1099#1158
40K → 25.2M135-34#1158#1192
25.2M → Finish2715+12#1192#1180
TOTALS439609-170
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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