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BOSTON MARATHON 2025

Darragh O'Brien O'Leary

Bib: 32204•M

0:00
0:00
/ mi
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Overall
#0 / 28404
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
33:23
Rank: #27196
Start → 5K
33:23 | 10:45/mi
10K· 6.21 mi
1:08:36
Rank: #27374 (-178)
5K → 10K
35:13 | 11:20/mi
15K· 9.32 mi
1:44:16
Rank: #27301 (+73)
10K → 15K
35:40 | 11:29/mi
20K· 12.43 mi
2:20:18
Rank: #27143 (+158)
15K → 20K
36:02 | 11:36/mi
Half· 13.11 mi
2:28:15
Rank: #27147 (-4)
20K → Half
7:57 | 11:39/mi
25K· 15.53 mi
2:57:29
Rank: #27039 (+108)
Half → 25K
29:14 | 12:03/mi
30K· 18.64 mi
3:37:44
Rank: #27000 (+39)
25K → 30K
40:15 | 12:57/mi
20M
3:55:24
Rank: #26964 (+36)
30K → 20M
17:40 | 13:00/mi
21M
4:09:34
Rank: #26960 (+4)
20M → 21M
14:10 | 14:10/mi
35K· 21.75 mi
4:19:01
Rank: #26964 (-4)
21M → 35K
9:27 | 12:38/mi
23M
4:37:23
Rank: #27028 (-64)
35K → 23M
18:22 | 14:40/mi
24M
4:50:21
Rank: #27024 (+4)
23M → 24M
12:58 | 12:58/mi
40K· 24.85 mi
5:02:46
Rank: #27058 (-34)
24M → 40K
12:25 | 14:31/mi
25.2M
5:08:27
Rank: #27088 (-30)
40K → 25.2M
5:41 | 16:29/mi
Finish· 26.22 mi
5:20:13
Rank: #27072 (+16)
25.2M → Finish
11:46 | 11:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:28:15
Pace11:19 /mi
2nd Half
Distance13.11 mi
Time2:51:58
Pace13:07 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:2233:2310:4533:23
10:45
-
10K
6.21 mi12:33:351:08:3611:0235:13
11:20
+0:35
15K
9.32 mi13:09:151:44:1611:1135:40
11:29
+0:09
20K
12.43 mi13:45:172:20:1811:1736:02
11:36
+0:07
Half
13.11 mi13:53:142:28:1511:197:57
11:39
+0:03
25K
15.53 mi14:22:282:57:2911:2629:14
12:03
+0:24
30K
18.64 mi15:02:433:37:4411:4140:15
12:57
+0:54
20M
20.00 mi15:20:233:55:2411:4617:40
13:00
+0:03
21M
21.00 mi15:34:334:09:3411:5314:10
14:10
+1:10
35K
21.75 mi15:44:004:19:0111:559:27
12:38
-1:32
23M
23.00 mi16:02:224:37:2312:0418:22
14:40
+2:02
24M
24.00 mi16:15:204:50:2112:0612:58
12:58
-1:42
40K
24.85 mi16:27:455:02:4612:1112:25
14:31
+1:33
25.2M
25.20 mi16:33:265:08:2712:145:41
16:29
+1:58
Finish
26.22 mi16:45:125:20:1312:1311:46
11:33
-4:56

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

10:45 /mi

Average Pace

12:13 /mi

Slowest Pace

16:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:01

50% of race

Time at Steady Pace

1:49:34

34% of race

Time at Slower Pace

50:38

16% of race

Average Pace: 12:13 /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 mi11:58:2233:2310:4533:23
10:45
#27196
10K
6.21 mi12:33:351:08:3611:0235:13
11:20
#27374
15K
9.32 mi13:09:151:44:1611:1135:40
11:29
#27301
20K
12.43 mi13:45:172:20:1811:1736:02
11:36
#27143
Half
13.11 mi13:53:142:28:1511:197:57
11:39
#27147
25K
15.53 mi14:22:282:57:2911:2629:14
12:03
#27039
30K
18.64 mi15:02:433:37:4411:4140:15
12:57
#27000
20M
20.00 mi15:20:233:55:2411:4617:40
13:00
#26964
21M
21.00 mi15:34:334:09:3411:5314:10
14:10
#26960
35K
21.75 mi15:44:004:19:0111:559:27
12:38
#26964
23M
23.00 mi16:02:224:37:2312:0418:22
14:40
#27028
24M
24.00 mi16:15:204:50:2112:0612:58
12:58
#27024
40K
24.85 mi16:27:455:02:4612:1112:25
14:31
#27058
25.2M
25.20 mi16:33:265:08:2712:145:41
16:29
#27088
Finish
26.22 mi16:45:125:20:1312:1311:46
11:33
#27072
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi27196156811568127212(Top 96%)15648(Top 97%)15648(Top 277%)
10K6.21 mi3.10 mi27374-17815727-4615727-4627425(Top 97%)15735(Top 98%)15735(Top 279%)
15K9.32 mi3.11 mi27301+7315705+2215705+2227212(Top 96%)15648(Top 97%)15648(Top 277%)
20K12.43 mi3.11 mi27143+15815627+7815627+7826736(Top 94%)15432(Top 96%)15432(Top 274%)
Half13.11 mi0.68 mi27147-415625+215625+227196(Top 96%)15601(Top 97%)15601(Top 277%)
25K15.53 mi2.42 mi27039+10815568+5715568+5726493(Top 93%)15290(Top 95%)15290(Top 271%)
30K18.64 mi3.11 mi27000+3915539+2915539+2926628(Top 94%)15266(Top 95%)15266(Top 271%)
20M20.00 mi1.36 mi26964+3615515+2415515+2426443(Top 93%)15124(Top 94%)15124(Top 268%)
21M21.00 mi1.00 mi26960+415502+1315502+1326397(Top 93%)15070(Top 94%)15070(Top 267%)
35K21.75 mi0.75 mi26964-415500+215500+226605(Top 94%)15143(Top 94%)15143(Top 268%)
23M23.00 mi1.25 mi27028-6415516-1615516-1627746(Top 98%)15702(Top 97%)15702(Top 278%)
24M24.00 mi1.00 mi27024+415507+915507+926825(Top 94%)15214(Top 94%)15214(Top 270%)
40K24.85 mi0.85 mi27058-3415515-815515-827531(Top 97%)15576(Top 97%)15576(Top 276%)
25.2M25.20 mi0.35 mi27088-3015522-715522-727909(Top 98%)15767(Top 98%)15767(Top 279%)
Finish26.22 mi1.02 mi27072+1615511+1115511+1126209(Top 92%)14890(Top 92%)14890(Top 264%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21stories
+97ft-345ft

Overall

27212

Males

15648

M18-39

15648

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

27425

Males

15735

M18-39

15735

10K→15K

6.2 - 9.3 mi

Top 96%
×3stories
+67ft-78ft

Overall

27212

Males

15648

M18-39

15648

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

26736

Males

15432

M18-39

15432

20K→Half

12.4 - 13.1 mi

Top 96%
×2stories
+19ft-37ft

Overall

27196

Males

15601

M18-39

15601

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

26493

Males

15290

M18-39

15290

25K→30K

15.5 - 18.6 mi

Top 94%
×9stories
+181ft-148ft

Overall

26628

Males

15266

M18-39

15266

30K→20M

18.6 - 20.0 mi

Top 93%
×5stories
+64ft-50ft

Overall

26443

Males

15124

M18-39

15124

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

26397

Males

15070

M18-39

15070

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

26605

Males

15143

M18-39

15143

35K→23M

21.8 - 23.0 mi

Top 98%
×5stories
+23ft-63ft

Overall

27746

Males

15702

M18-39

15702

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

26825

Males

15214

M18-39

15214

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

27531

Males

15576

M18-39

15576

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27909

Males

15767

M18-39

15767

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26209

Males

14890

M18-39

14890

Passing Analysis

Category:
Athletes Passed
810
Passed By
686
Net Change
+124
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27196
5K → 10K77255-178#27196#27374
10K → 15K13764+73#27374#27301
15K → 20K18426+158#27301#27143
20K → Half1620-4#27143#27147
Half → 25K13729+108#27147#27039
25K → 30K9354+39#27039#27000
30K → 20M5721+36#27000#26964
20M → 21M2319+4#26964#26960
21M → 35K1418-4#26960#26964
35K → 23M1276-64#26964#27028
23M → 24M2117+4#27028#27024
24M → 40K1145-34#27024#27058
40K → 25.2M333-30#27058#27088
25.2M → Finish259+16#27088#27072
TOTALS810686+124
📊

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