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BOSTON MARATHON 2025

Michael O'Neill

Bib: 19448•M

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 32%
Gender (Male)
#0 / 16105
Top 45%
Masters (Masters Men)
#0 / 10463
Top 33%
Division (M55-59)
#0 / 1648
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:13
Rank: #11993
Start → 5K
23:13 | 7:28/mi
10K· 6.21 mi
45:31
Rank: #10541 (+1452)
5K → 10K
22:18 | 7:11/mi
15K· 9.32 mi
1:08:01
Rank: #10182 (+359)
10K → 15K
22:30 | 7:15/mi
20K· 12.43 mi
1:31:19
Rank: #10285 (-103)
15K → 20K
23:18 | 7:30/mi
Half· 13.11 mi
1:36:16
Rank: #10241 (+44)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:54:06
Rank: #9952 (+289)
Half → 25K
17:50 | 7:21/mi
30K· 18.64 mi
2:17:38
Rank: #9561 (+391)
25K → 30K
23:32 | 7:34/mi
20M
2:28:08
Rank: #9438 (+123)
30K → 20M
10:30 | 7:44/mi
21M
2:36:17
Rank: #9330 (+108)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:42:02
Rank: #9339 (-9)
21M → 35K
5:45 | 7:41/mi
23M
2:51:43
Rank: #9201 (+138)
35K → 23M
9:41 | 7:44/mi
24M
2:59:20
Rank: #9142 (+59)
23M → 24M
7:37 | 7:37/mi
40K· 24.85 mi
3:05:56
Rank: #9072 (+70)
24M → 40K
6:36 | 7:43/mi
25.2M
3:08:52
Rank: #9053 (+19)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:16:41
Rank: #9083 (-30)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:16
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:40:25
Pace7:40 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4123:137:2823:13
7:28
-
10K
6.21 mi11:36:5945:317:2022:18
7:11
-0:17
15K
9.32 mi11:59:291:08:017:1822:30
7:15
+0:04
20K
12.43 mi12:22:471:31:197:2123:18
7:30
+0:15
Half
13.11 mi12:27:441:36:167:214:57
7:15
-0:15
25K
15.53 mi12:45:341:54:067:2117:50
7:21
+0:06
30K
18.64 mi13:09:062:17:387:2323:32
7:34
+0:13
20M
20.00 mi13:19:362:28:087:2410:30
7:44
+0:10
21M
21.00 mi13:27:452:36:177:278:09
8:09
+0:25
35K
21.75 mi13:33:302:42:027:275:45
7:41
-0:28
23M
23.00 mi13:43:112:51:437:289:41
7:44
+0:03
24M
24.00 mi13:50:482:59:207:287:37
7:37
-0:07
40K
24.85 mi13:57:243:05:567:296:36
7:43
+0:06
25.2M
25.20 mi14:00:203:08:527:302:56
8:30
+0:47
Finish
26.22 mi14:08:093:16:417:307:49
7:40
-0:50

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

7:11 /mi

Average Pace

7:30 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:36

94% of race

Time at Steady Pace

8:09

4% of race

Time at Slower Pace

2:56

1% of race

Average Pace: 7:30 /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 mi11:14:4123:137:2823:13
7:28
#11993
10K
6.21 mi11:36:5945:317:2022:18
7:11
#10541
15K
9.32 mi11:59:291:08:017:1822:30
7:15
#10182
20K
12.43 mi12:22:471:31:197:2123:18
7:30
#10285
Half
13.11 mi12:27:441:36:167:214:57
7:15
#10241
25K
15.53 mi12:45:341:54:067:2117:50
7:21
#9952
30K
18.64 mi13:09:062:17:387:2323:32
7:34
#9561
20M
20.00 mi13:19:362:28:087:2410:30
7:44
#9438
21M
21.00 mi13:27:452:36:177:278:09
8:09
#9330
35K
21.75 mi13:33:302:42:027:275:45
7:41
#9339
23M
23.00 mi13:43:112:51:437:289:41
7:44
#9201
24M
24.00 mi13:50:482:59:207:287:37
7:37
#9142
40K
24.85 mi13:57:243:05:567:296:36
7:43
#9072
25.2M
25.20 mi14:00:203:08:527:302:56
8:30
#9053
Finish
26.22 mi14:08:093:16:417:307:49
7:40
#9083
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi11993916091609471(Top 33%)7805(Top 48%)7805(Top 474%)
10K6.21 mi3.10 mi10541+14528441+7198441+7199290(Top 33%)7762(Top 48%)7762(Top 471%)
15K9.32 mi3.11 mi10182+3598229+2128229+2129471(Top 33%)7805(Top 48%)7805(Top 474%)
20K12.43 mi3.11 mi10285-1038251-228251-2210746(Top 38%)8372(Top 52%)8372(Top 508%)
Half13.11 mi0.68 mi10241+448227+248227+249543(Top 34%)7778(Top 48%)7778(Top 472%)
25K15.53 mi2.42 mi9952+2898047+1808047+1808775(Top 31%)7210(Top 45%)7210(Top 438%)
30K18.64 mi3.11 mi9561+3917774+2737774+2738256(Top 29%)6744(Top 42%)6744(Top 409%)
20M20.00 mi1.36 mi9438+1237669+1057669+1058529(Top 30%)6747(Top 42%)6747(Top 409%)
21M21.00 mi1.00 mi9330+1087580+897580+898252(Top 29%)6403(Top 40%)6403(Top 389%)
35K21.75 mi0.75 mi9339-97567+137567+139919(Top 35%)7319(Top 45%)7319(Top 444%)
23M23.00 mi1.25 mi9201+1387451+1167451+1168097(Top 29%)6222(Top 39%)6222(Top 378%)
24M24.00 mi1.00 mi9142+597389+627389+628521(Top 30%)6397(Top 40%)6397(Top 388%)
40K24.85 mi0.85 mi9072+707314+757314+758202(Top 29%)6101(Top 38%)6101(Top 370%)
25.2M25.20 mi0.35 mi9053+197284+307284+308780(Top 31%)6339(Top 39%)6339(Top 385%)
Finish26.22 mi1.02 mi9083-307255+297255+2910454(Top 37%)7224(Top 45%)7224(Top 438%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

9471

Males

7805

M55-59

7805

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9290

Males

7762

M55-59

7762

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

9471

Males

7805

M55-59

7805

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10746

Males

8372

M55-59

8372

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9543

Males

7778

M55-59

7778

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8775

Males

7210

M55-59

7210

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8256

Males

6744

M55-59

6744

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

8529

Males

6747

M55-59

6747

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8252

Males

6403

M55-59

6403

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9919

Males

7319

M55-59

7319

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8097

Males

6222

M55-59

6222

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8521

Males

6397

M55-59

6397

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8202

Males

6101

M55-59

6101

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8780

Males

6339

M55-59

6339

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10454

Males

7224

M55-59

7224

Passing Analysis

Category:
Athletes Passed
3679*
Passed By
768
Net Change
+2910
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11993
5K → 10K146513+1452#11993#10541
10K → 15K39031+359#10541#10182
15K → 20K141243-103#10182#10285
20K → Half5511+44#10285#10241
Half → 25K313*24+289#10241#9952
25K → 30K44554+391#9952#9561
30K → 20M16138+123#9561#9438
20M → 21M14537+108#9438#9330
21M → 35K5463-9#9330#9339
35K → 23M17739+138#9339#9201
23M → 24M10748+59#9201#9142
24M → 40K11646+70#9142#9072
40K → 25.2M4627+19#9072#9053
25.2M → Finish6494-30#9053#9083
TOTALS3679*768+2910

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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