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BOSTON MARATHON 2025

Ed O'Donovan

Bib: 7489•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Masters (Masters Men)
#0 / 10463
Top 12%
Division (M40-44)
#0 / 2247
Top 32%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:16
Rank: #4014
Start → 5K
20:16 | 6:31/mi
10K· 6.21 mi
40:48
Rank: #4246 (-232)
5K → 10K
20:32 | 6:37/mi
15K· 9.32 mi
1:01:22
Rank: #4283 (-37)
10K → 15K
20:34 | 6:37/mi
20K· 12.43 mi
1:22:19
Rank: #4362 (-79)
15K → 20K
20:57 | 6:45/mi
Half· 13.11 mi
1:26:55
Rank: #4410 (-48)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:43:36
Rank: #4541 (-131)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:05:29
Rank: #4575 (-34)
25K → 30K
21:53 | 7:03/mi
20M
2:15:07
Rank: #4569 (+6)
30K → 20M
9:38 | 7:05/mi
21M
2:22:39
Rank: #4555 (+14)
20M → 21M
7:32 | 7:32/mi
35K· 21.75 mi
2:27:46
Rank: #4519 (+36)
21M → 35K
5:07 | 6:50/mi
23M
2:36:45
Rank: #4498 (+21)
35K → 23M
8:59 | 7:10/mi
24M
2:43:51
Rank: #4528 (-30)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
2:50:02
Rank: #4552 (-24)
24M → 40K
6:11 | 7:14/mi
25.2M
2:52:43
Rank: #4556 (-4)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:59:44
Rank: #4606 (-50)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:55
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:32:49
Pace7:05 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:4520:166:3120:16
6:31
-
10K
6.21 mi10:47:1740:486:3420:32
6:37
+0:06
15K
9.32 mi11:07:511:01:226:3520:34
6:37
0:00
20K
12.43 mi11:28:481:22:196:3720:57
6:45
+0:08
Half
13.11 mi11:33:241:26:556:384:36
6:45
0:00
25K
15.53 mi11:50:051:43:366:4016:41
6:53
+0:08
30K
18.64 mi12:11:582:05:296:4421:53
7:03
+0:10
20M
20.00 mi12:21:362:15:076:459:38
7:05
+0:02
21M
21.00 mi12:29:082:22:396:487:32
7:32
+0:27
35K
21.75 mi12:34:152:27:466:485:07
6:50
-0:42
23M
23.00 mi12:43:142:36:456:498:59
7:10
+0:20
24M
24.00 mi12:50:202:43:516:507:06
7:06
-0:04
40K
24.85 mi12:56:312:50:026:506:11
7:14
+0:08
25.2M
25.20 mi12:59:122:52:436:512:41
7:47
+0:33
Finish
26.22 mi13:06:132:59:446:527:01
6:53
-0:54

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

6:31 /mi

Average Pace

6:52 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:20

91% of race

Time at Steady Pace

13:43

8% of race

Time at Slower Pace

2:41

1% of race

Average Pace: 6:51 /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 mi10:26:4520:166:3120:16
6:31
#4014
10K
6.21 mi10:47:1740:486:3420:32
6:37
#4246
15K
9.32 mi11:07:511:01:226:3520:34
6:37
#4283
20K
12.43 mi11:28:481:22:196:3720:57
6:45
#4362
Half
13.11 mi11:33:241:26:556:384:36
6:45
#4410
25K
15.53 mi11:50:051:43:366:4016:41
6:53
#4541
30K
18.64 mi12:11:582:05:296:4421:53
7:03
#4575
20M
20.00 mi12:21:362:15:076:459:38
7:05
#4569
21M
21.00 mi12:29:082:22:396:487:32
7:32
#4555
35K
21.75 mi12:34:152:27:466:485:07
6:50
#4519
23M
23.00 mi12:43:142:36:456:498:59
7:10
#4498
24M
24.00 mi12:50:202:43:516:507:06
7:06
#4528
40K
24.85 mi12:56:312:50:026:506:11
7:14
#4552
25.2M
25.20 mi12:59:122:52:436:512:41
7:47
#4556
Finish
26.22 mi13:06:132:59:446:527:01
6:53
#4606
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4014378937894406(Top 16%)4136(Top 26%)4136(Top 184%)
10K6.21 mi3.10 mi4246-2323994-2053994-2054551(Top 16%)4265(Top 26%)4265(Top 190%)
15K9.32 mi3.11 mi4283-374029-354029-354406(Top 16%)4136(Top 26%)4136(Top 184%)
20K12.43 mi3.11 mi4362-794098-694098-694805(Top 17%)4448(Top 28%)4448(Top 198%)
Half13.11 mi0.68 mi4410-484139-414139-415645(Top 20%)5165(Top 32%)5165(Top 230%)
25K15.53 mi2.42 mi4541-1314244-1054244-1055514(Top 19%)5004(Top 31%)5004(Top 223%)
30K18.64 mi3.11 mi4575-344261-174261-174967(Top 17%)4512(Top 28%)4512(Top 201%)
20M20.00 mi1.36 mi4569+64240+214240+214627(Top 16%)4197(Top 26%)4197(Top 187%)
21M21.00 mi1.00 mi4555+144225+154225+154790(Top 17%)4224(Top 26%)4224(Top 188%)
35K21.75 mi0.75 mi4519+364187+384187+384382(Top 15%)3911(Top 24%)3911(Top 174%)
23M23.00 mi1.25 mi4498+214157+304157+304729(Top 17%)4126(Top 26%)4126(Top 184%)
24M24.00 mi1.00 mi4528-304174-174174-175218(Top 18%)4408(Top 27%)4408(Top 196%)
40K24.85 mi0.85 mi4552-244182-84182-85225(Top 18%)4366(Top 27%)4366(Top 194%)
25.2M25.20 mi0.35 mi4556-44183-14183-14790(Top 17%)3988(Top 25%)3988(Top 177%)
Finish26.22 mi1.02 mi4606-504224-414224-414989(Top 18%)4104(Top 25%)4104(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4406

Males

4136

M40-44

4136

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4551

Males

4265

M40-44

4265

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4406

Males

4136

M40-44

4136

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4805

Males

4448

M40-44

4448

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5645

Males

5165

M40-44

5165

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5514

Males

5004

M40-44

5004

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4967

Males

4512

M40-44

4512

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4627

Males

4197

M40-44

4197

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4790

Males

4224

M40-44

4224

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4382

Males

3911

M40-44

3911

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4729

Males

4126

M40-44

4126

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5218

Males

4408

M40-44

4408

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5225

Males

4366

M40-44

4366

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4790

Males

3988

M40-44

3988

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4989

Males

4104

M40-44

4104

Passing Analysis

Category:
Athletes Passed
870
Passed By
1462
Net Change
-592
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4014
5K → 10K66298-232#4014#4246
10K → 15K80117-37#4246#4283
15K → 20K80159-79#4283#4362
20K → Half553-48#4362#4410
Half → 25K70201-131#4410#4541
25K → 30K134168-34#4541#4575
30K → 20M7670+6#4575#4569
20M → 21M8066+14#4569#4555
21M → 35K5822+36#4555#4519
35K → 23M8059+21#4519#4498
23M → 24M4777-30#4498#4528
24M → 40K4367-24#4528#4552
40K → 25.2M2327-4#4552#4556
25.2M → Finish2878-50#4556#4606
TOTALS8701462-592
📊

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