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BOSTON MARATHON 2025

Mark Oneil

Bib: 31239•M

MA

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:39/mi
33:04
↑ 97↓ 3451.5%
10K· 6.21 mi
10:31/mi
1:05:45
↑ 79↓ 1380.4%
15K· 9.32 mi
10:47/mi
1:39:15
↑ 67↓ 78
20K· 12.43 mi
10:19/mi
2:11:17
↑ 106↓ 860.1%
Half· 13.11 mi
10:08/mi
2:18:12
↑ 19↓ 370.5%
25K· 15.53 mi
10:44/mi
2:44:14
↑ 66↓ 880.2%
30K· 18.64 mi
11:46/mi
3:20:46
↑ 181↓ 1480.2%
20M
11:50/mi
3:36:51
↑ 64↓ 500.2%
21M
13:32/mi
3:50:23
↑ 106↓ 241.6%
35K· 21.75 mi
12:26/mi
3:59:41
↑ 17↓ 861.7%
23M
12:36/mi
4:15:27
↑ 23↓ 630.6%
24M
12:00/mi
4:27:27
↓ 821.3%
40K· 24.85 mi
12:07/mi
4:37:49
↓ 200.3%
25.2M
13:15/mi
4:42:23
↑ 13↓ 160.2%
Finish· 26.22 mi
10:51/mi
4:53:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:12
Pace10:33 /mi
2nd Half
Distance13.11 mi
Time2:35:14
Pace11:51 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:0733:0410:3933:04
10:39
-
10K
6.21 mi12:28:481:05:4510:3532:41
10:31
-0:08
15K
9.32 mi13:02:181:39:1510:3933:30
10:47
+0:16
20K
12.43 mi13:34:202:11:1710:3432:02
10:19
-0:28
Half
13.11 mi13:41:152:18:1210:336:55
10:08
-0:11
25K
15.53 mi14:07:172:44:1410:3426:02
10:44
+0:36
30K
18.64 mi14:43:493:20:4610:4636:32
11:46
+1:02
20M
20.00 mi14:59:543:36:5110:5116:05
11:50
+0:04
21M
21.00 mi15:13:263:50:2310:5813:32
13:32
+1:42
35K
21.75 mi15:22:443:59:4111:019:18
12:26
-1:06
23M
23.00 mi15:38:304:15:2711:0615:46
12:36
+0:10
24M
24.00 mi15:50:304:27:2711:0912:00
12:00
-0:36
40K
24.85 mi16:00:524:37:4911:1110:22
12:07
+0:07
25.2M
25.20 mi16:05:264:42:2311:124:34
13:15
+1:08
Finish
26.22 mi16:16:294:53:2611:1211:03
10:51
-2:24

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

10:08 /mi

Average Pace

11:12 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:17

60% of race

Time at Steady Pace

1:14:59

26% of race

Time at Slower Pace

43:10

15% of race

Average Pace: 11:11 /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 mi11:56:0733:0410:3933:04
10:39
#27038
10K
6.21 mi12:28:481:05:4510:3532:41
10:31
#26651
15K
9.32 mi13:02:181:39:1510:3933:30
10:47
#26540
20K
12.43 mi13:34:202:11:1710:3432:02
10:19
#26091
Half
13.11 mi13:41:152:18:1210:336:55
10:08
#26029
25K
15.53 mi14:07:172:44:1410:3426:02
10:44
#25827
30K
18.64 mi14:43:493:20:4610:4636:32
11:46
#25709
20M
20.00 mi14:59:543:36:5110:5116:05
11:50
#25653
21M
21.00 mi15:13:263:50:2310:5813:32
13:32
#25668
35K
21.75 mi15:22:443:59:4111:019:18
12:26
#25717
23M
23.00 mi15:38:304:15:2711:0615:46
12:36
#25756
24M
24.00 mi15:50:304:27:2711:0912:00
12:00
#25770
40K
24.85 mi16:00:524:37:4911:1110:22
12:07
#25754
25.2M
25.20 mi16:05:264:42:2311:124:34
13:15
#25763
Finish
26.22 mi16:16:294:53:2611:1211:03
10:51
#25757
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi27038156211562126380(Top 93%)15322(Top 95%)15322(Top 272%)
10K6.21 mi3.10 mi26651+38715449+17215449+17226306(Top 93%)15279(Top 95%)15279(Top 271%)
15K9.32 mi3.11 mi26540+11115394+5515394+5526380(Top 93%)15322(Top 95%)15322(Top 272%)
20K12.43 mi3.11 mi26091+44915187+20715187+20724847(Top 87%)14605(Top 91%)14605(Top 259%)
Half13.11 mi0.68 mi26029+6215158+2915158+2925121(Top 88%)14730(Top 91%)14730(Top 261%)
25K15.53 mi2.42 mi25827+20215057+10115057+10124782(Top 87%)14547(Top 90%)14547(Top 258%)
30K18.64 mi3.11 mi25709+11814969+8814969+8825238(Top 89%)14650(Top 91%)14650(Top 260%)
20M20.00 mi1.36 mi25653+5614929+4014929+4025034(Top 88%)14480(Top 90%)14480(Top 257%)
21M21.00 mi1.00 mi25668-1514928+114928+125707(Top 91%)14733(Top 91%)14733(Top 261%)
35K21.75 mi0.75 mi25717-4914948-2014948-2026384(Top 93%)15039(Top 93%)15039(Top 267%)
23M23.00 mi1.25 mi25756-3914950-214950-225915(Top 91%)14792(Top 92%)14792(Top 262%)
24M24.00 mi1.00 mi25770-1414943+714943+725678(Top 90%)14641(Top 91%)14641(Top 260%)
40K24.85 mi0.85 mi25754+1614922+2114922+2125120(Top 88%)14325(Top 89%)14325(Top 254%)
25.2M25.20 mi0.35 mi25763-914926-414926-425362(Top 89%)14428(Top 90%)14428(Top 256%)
Finish26.22 mi1.02 mi25757+614918+814918+825055(Top 88%)14312(Top 89%)14312(Top 254%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

26380

Males

15322

M18-39

15322

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

26306

Males

15279

M18-39

15279

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

26380

Males

15322

M18-39

15322

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

24847

Males

14605

M18-39

14605

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

25121

Males

14730

M18-39

14730

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24782

Males

14547

M18-39

14547

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

25238

Males

14650

M18-39

14650

30K→20M

18.6 - 20.0 mi

Top 88%
×5story building
+64ft-50ft

Overall

25034

Males

14480

M18-39

14480

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

25707

Males

14733

M18-39

14733

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

26384

Males

15039

M18-39

15039

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25915

Males

14792

M18-39

14792

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

25678

Males

14641

M18-39

14641

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

25120

Males

14325

M18-39

14325

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25362

Males

14428

M18-39

14428

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

25055

Males

14312

M18-39

14312

Passing Analysis

Category:
Athletes Passed
1744
Passed By
463
Net Change
+1281
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27038
5K → 10K41629+387#27038#26651
10K → 15K17059+111#26651#26540
15K → 20K4490+449#26540#26091
20K → Half653+62#26091#26029
Half → 25K21816+202#26029#25827
25K → 30K16749+118#25827#25709
30K → 20M8024+56#25709#25653
20M → 21M3651-15#25653#25668
21M → 35K1564-49#25668#25717
35K → 23M2968-39#25717#25756
23M → 24M2943-14#25756#25770
24M → 40K3620+16#25770#25754
40K → 25.2M1019-9#25754#25763
25.2M → Finish2418+6#25763#25757
TOTALS1744463+1281
📊

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