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BOSTON MARATHON 2025

Michael Oconnor

Bib: 28333•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 43%
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
23:49
Rank: #13636
Start → 5K
7:40/mi
23:49 split
10K· 6.21 mi
46:31
Rank: #12010 (+1626)
5K → 10K
7:18/mi
22:42 split
15K· 9.32 mi
1:09:35
Rank: #11670 (+340)
10K → 15K
7:25/mi
23:04 split
20K· 12.43 mi
1:32:57
Rank: #11459 (+211)
15K → 20K
7:31/mi
23:22 split
Half· 13.11 mi
1:37:59
Rank: #11420 (+39)
20K → Half
7:23/mi
5:02 split
25K· 15.53 mi
1:56:55
Rank: #11553 (-133)
Half → 25K
7:49/mi
18:56 split
30K· 18.64 mi
2:21:54
Rank: #11521 (+32)
25K → 30K
8:02/mi
24:59 split
20M
2:33:19
Rank: #11599 (-78)
30K → 20M
8:24/mi
11:25 split
21M
2:41:59
Rank: #11594 (+5)
20M → 21M
8:40/mi
8:40 split
35K· 21.75 mi
2:48:14
Rank: #11709 (-115)
21M → 35K
8:21/mi
6:15 split
23M
2:59:16
Rank: #11924 (-215)
35K → 23M
8:49/mi
11:02 split
24M
3:08:05
Rank: #12135 (-211)
23M → 24M
8:49/mi
8:49 split
40K· 24.85 mi
3:15:55
Rank: #12353 (-218)
24M → 40K
9:10/mi
7:50 split
25.2M
3:19:09
Rank: #12365 (-12)
40K → 25.2M
9:23/mi
3:14 split
Finish· 26.22 mi
3:27:12
Rank: #12331 (+34)
25.2M → Finish
7:54/mi
8:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:59
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:49:13
Pace8:20 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:4823:497:4023:49
7:40
-
10K
6.21 mi12:03:3046:317:2922:42
7:18
-0:22
15K
9.32 mi12:26:341:09:357:2823:04
7:25
+0:07
20K
12.43 mi12:49:561:32:577:2923:22
7:31
+0:06
Half
13.11 mi12:54:581:37:597:285:02
7:23
-0:08
25K
15.53 mi13:13:541:56:557:3218:56
7:49
+0:26
30K
18.64 mi13:38:532:21:547:3724:59
8:02
+0:13
20M
20.00 mi13:50:182:33:197:4011:25
8:24
+0:22
21M
21.00 mi13:58:582:41:597:438:40
8:40
+0:16
35K
21.75 mi14:05:132:48:147:446:15
8:21
-0:19
23M
23.00 mi14:16:152:59:167:4811:02
8:49
+0:28
24M
24.00 mi14:25:043:08:057:508:49
8:49
0:00
40K
24.85 mi14:32:543:15:557:537:50
9:10
+0:21
25.2M
25.20 mi14:36:083:19:097:543:14
9:23
+0:13
Finish
26.22 mi14:44:113:27:127:558:03
7:54
-1:29

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

7:18 /mi

Average Pace

7:55 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:59

47% of race

Time at Steady Pace

58:13

28% of race

Time at Slower Pace

51:00

25% of race

Average Pace: 7:54 /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 mi11:40:4823:497:4023:49
7:40
#13636
10K
6.21 mi12:03:3046:317:2922:42
7:18
#12010
15K
9.32 mi12:26:341:09:357:2823:04
7:25
#11670
20K
12.43 mi12:49:561:32:577:2923:22
7:31
#11459
Half
13.11 mi12:54:581:37:597:285:02
7:23
#11420
25K
15.53 mi13:13:541:56:557:3218:56
7:49
#11553
30K
18.64 mi13:38:532:21:547:3724:59
8:02
#11521
20M
20.00 mi13:50:182:33:197:4011:25
8:24
#11599
21M
21.00 mi13:58:582:41:597:438:40
8:40
#11594
35K
21.75 mi14:05:132:48:147:446:15
8:21
#11709
23M
23.00 mi14:16:152:59:167:4811:02
8:49
#11924
24M
24.00 mi14:25:043:08:057:508:49
8:49
#12135
40K
24.85 mi14:32:543:15:557:537:50
9:10
#12353
25.2M
25.20 mi14:36:083:19:097:543:14
9:23
#12365
Finish
26.22 mi14:44:113:27:127:558:03
7:54
#12331
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi136369918991811091(Top 39%)8645(Top 54%)8645(Top 153%)
10K6.21 mi3.10 mi12010+16269159+7599159+75910394(Top 37%)8356(Top 52%)8356(Top 148%)
15K9.32 mi3.11 mi11670+3408980+1798980+17911091(Top 39%)8645(Top 54%)8645(Top 153%)
20K12.43 mi3.11 mi11459+2118842+1388842+13810935(Top 38%)8470(Top 53%)8470(Top 150%)
Half13.11 mi0.68 mi11420+398823+198823+1910668(Top 38%)8390(Top 52%)8390(Top 149%)
25K15.53 mi2.42 mi11553-1338843-208843-2012418(Top 44%)9035(Top 56%)9035(Top 160%)
30K18.64 mi3.11 mi11521+328748+958748+9511677(Top 41%)8515(Top 53%)8515(Top 151%)
20M20.00 mi1.36 mi11599-788749-18749-113137(Top 46%)9046(Top 56%)9046(Top 160%)
21M21.00 mi1.00 mi11594+58702+478702+4711463(Top 40%)8107(Top 50%)8107(Top 144%)
35K21.75 mi0.75 mi11709-1158744-428744-4214573(Top 51%)9527(Top 59%)9527(Top 169%)
23M23.00 mi1.25 mi11924-2158800-568800-5615156(Top 53%)9691(Top 60%)9691(Top 172%)
24M24.00 mi1.00 mi12135-2118866-668866-6616378(Top 58%)10193(Top 63%)10193(Top 181%)
40K24.85 mi0.85 mi12353-2188943-778943-7717149(Top 60%)10439(Top 65%)10439(Top 185%)
25.2M25.20 mi0.35 mi12365-128935+88935+813812(Top 49%)8846(Top 55%)8846(Top 157%)
Finish26.22 mi1.02 mi12331+348875+608875+6012147(Top 43%)8113(Top 50%)8113(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

11091

Males

8645

M18-39

8645

5K→10K

3.1 - 6.2 mi

Top 37%
×5story building
+79ft-138ft

Overall

10394

Males

8356

M18-39

8356

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

11091

Males

8645

M18-39

8645

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

10935

Males

8470

M18-39

8470

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10668

Males

8390

M18-39

8390

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

12418

Males

9035

M18-39

9035

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11677

Males

8515

M18-39

8515

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13137

Males

9046

M18-39

9046

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

11463

Males

8107

M18-39

8107

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

14573

Males

9527

M18-39

9527

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

15156

Males

9691

M18-39

9691

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16378

Males

10193

M18-39

10193

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17149

Males

10439

M18-39

10439

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13812

Males

8846

M18-39

8846

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

12147

Males

8113

M18-39

8113

Passing Analysis

Category:
Athletes Passed
3224
Passed By
1919
Net Change
+1305
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13636
5K → 10K163610+1626#13636#12010
10K → 15K38949+340#12010#11670
15K → 20K29079+211#11670#11459
20K → Half5314+39#11459#11420
Half → 25K129262-133#11420#11553
25K → 30K240208+32#11553#11521
30K → 20M98176-78#11521#11599
20M → 21M111106+5#11599#11594
21M → 35K28143-115#11594#11709
35K → 23M67282-215#11709#11924
23M → 24M30241-211#11924#12135
24M → 40K31249-218#12135#12353
40K → 25.2M2638-12#12353#12365
25.2M → Finish9662+34#12365#12331
TOTALS32241919+1305
📊

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