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BOSTON MARATHON 2025

Lionel French Keogh

Bib: 13843•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
7:22/mi
22:52
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
46:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:09:38
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:34:06
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:39:26
↑ 19↓ 370.5%
25K· 15.53 mi
8:09/mi
1:59:12
↑ 66↓ 880.2%
30K· 18.64 mi
9:03/mi
2:27:18
↑ 181↓ 1480.2%
20M
9:17/mi
2:39:55
↑ 64↓ 500.2%
21M
10:43/mi
2:50:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:28/mi
2:56:58
↑ 17↓ 861.7%
23M
8:45/mi
3:07:55
↑ 23↓ 630.6%
24M
8:51/mi
3:16:46
↓ 821.3%
40K· 24.85 mi
8:26/mi
3:23:59
↓ 200.3%
25.2M
9:46/mi
3:27:21
↑ 13↓ 160.2%
Finish· 26.22 mi
8:34/mi
3:36:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:26
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:56:39
Pace8:54 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4522:527:2222:52
7:22
-
10K
6.21 mi11:15:5846:057:2523:13
7:28
+0:06
15K
9.32 mi11:39:311:09:387:2823:33
7:35
+0:07
20K
12.43 mi12:03:591:34:067:3424:28
7:53
+0:18
Half
13.11 mi12:09:191:39:267:355:20
7:49
-0:04
25K
15.53 mi12:29:051:59:127:4019:46
8:09
+0:20
30K
18.64 mi12:57:112:27:187:5428:06
9:03
+0:54
20M
20.00 mi13:09:482:39:558:0012:37
9:17
+0:14
21M
21.00 mi13:20:312:50:388:0810:43
10:43
+1:26
35K
21.75 mi13:26:512:56:588:086:20
8:28
-2:15
23M
23.00 mi13:37:483:07:558:1010:57
8:45
+0:17
24M
24.00 mi13:46:393:16:468:128:51
8:51
+0:06
40K
24.85 mi13:53:523:23:598:127:13
8:26
-0:25
25.2M
25.20 mi13:57:143:27:218:143:22
9:46
+1:20
Finish
26.22 mi14:05:583:36:058:158:44
8:34
-1:12

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

7:22 /mi

Average Pace

8:15 /mi

Slowest Pace

10:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:26

46% of race

Time at Steady Pace

1:01:51

29% of race

Time at Slower Pace

54:48

25% of race

Average Pace: 8:14 /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 mi10:52:4522:527:2222:52
7:22
#10944
10K
6.21 mi11:15:5846:057:2523:13
7:28
#11379
15K
9.32 mi11:39:311:09:387:2823:33
7:35
#11716
20K
12.43 mi12:03:591:34:067:3424:28
7:53
#12263
Half
13.11 mi12:09:191:39:267:355:20
7:49
#12362
25K
15.53 mi12:29:051:59:127:4019:46
8:09
#12785
30K
18.64 mi12:57:112:27:187:5428:06
9:03
#13894
20M
20.00 mi13:09:482:39:558:0012:37
9:17
#14282
21M
21.00 mi13:20:312:50:388:0810:43
10:43
#14848
35K
21.75 mi13:26:512:56:588:086:20
8:28
#14840
23M
23.00 mi13:37:483:07:558:1010:57
8:45
#14808
24M
24.00 mi13:46:393:16:468:128:51
8:51
#14873
40K
24.85 mi13:53:523:23:598:127:13
8:26
#14794
25.2M
25.20 mi13:57:143:27:218:143:22
9:46
#14799
Finish
26.22 mi14:05:583:36:058:158:44
8:34
#14855
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi109448669866912418(Top 44%)9264(Top 58%)9264(Top 464%)
10K6.21 mi3.10 mi11379-4358863-1948863-19411839(Top 42%)9081(Top 56%)9081(Top 455%)
15K9.32 mi3.11 mi11716-3379007-1449007-14412418(Top 44%)9264(Top 58%)9264(Top 464%)
20K12.43 mi3.11 mi12263-5479215-2089215-20813873(Top 49%)9815(Top 61%)9815(Top 492%)
Half13.11 mi0.68 mi12362-999252-379252-3714365(Top 51%)10058(Top 62%)10058(Top 504%)
25K15.53 mi2.42 mi12785-4239396-1449396-14414981(Top 53%)10214(Top 63%)10214(Top 512%)
30K18.64 mi3.11 mi13894-11099810-4149810-41417896(Top 63%)11318(Top 70%)11318(Top 567%)
20M20.00 mi1.36 mi14282-3889948-1389948-13818202(Top 64%)11317(Top 70%)11317(Top 567%)
21M21.00 mi1.00 mi14848-56610168-22010168-22020628(Top 73%)12312(Top 76%)12312(Top 617%)
35K21.75 mi0.75 mi14840+810154+1410154+1415219(Top 54%)9818(Top 61%)9818(Top 492%)
23M23.00 mi1.25 mi14808+3210108+4610108+4614785(Top 52%)9529(Top 59%)9529(Top 477%)
24M24.00 mi1.00 mi14873-6510099+910099+916564(Top 58%)10279(Top 64%)10279(Top 515%)
40K24.85 mi0.85 mi14794+7910038+6110038+6113031(Top 46%)8546(Top 53%)8546(Top 428%)
25.2M25.20 mi0.35 mi14799-510035+310035+315860(Top 56%)9797(Top 61%)9797(Top 491%)
Finish26.22 mi1.02 mi14855-5610021+1410021+1416646(Top 59%)10220(Top 63%)10220(Top 512%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12418

Males

9264

M50-54

9264

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11839

Males

9081

M50-54

9081

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12418

Males

9264

M50-54

9264

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13873

Males

9815

M50-54

9815

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

14365

Males

10058

M50-54

10058

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14981

Males

10214

M50-54

10214

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

17896

Males

11318

M50-54

11318

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18202

Males

11317

M50-54

11317

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20628

Males

12312

M50-54

12312

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15219

Males

9818

M50-54

9818

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

14785

Males

9529

M50-54

9529

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16564

Males

10279

M50-54

10279

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13031

Males

8546

M50-54

8546

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15860

Males

9797

M50-54

9797

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16646

Males

10220

M50-54

10220

Passing Analysis

Category:
Athletes Passed
941
Passed By
4852
Net Change
-3911
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10944
5K → 10K110545-435#10944#11379
10K → 15K89426-337#11379#11716
15K → 20K73620-547#11716#12263
20K → Half5104-99#12263#12362
Half → 25K72495-423#12362#12785
25K → 30K711180-1109#12785#13894
30K → 20M45433-388#13894#14282
20M → 21M23589-566#14282#14848
21M → 35K6557+8#14848#14840
35K → 23M132100+32#14840#14808
23M → 24M53118-65#14808#14873
24M → 40K10829+79#14873#14794
40K → 25.2M3742-5#14794#14799
25.2M → Finish58114-56#14799#14855
TOTALS9414852-3911
📊

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