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BOSTON MARATHON 2024

William Kohler

Bib: 25724•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered 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
11:10/mi
34:43
↑ 97↓ 3451.5%
10K· 6.21 mi
10:44/mi
1:08:03
↑ 79↓ 1380.4%
15K· 9.32 mi
11:18/mi
1:43:10
↑ 67↓ 78
20K· 12.43 mi
11:49/mi
2:19:54
↑ 106↓ 860.1%
Half· 13.11 mi
10:42/mi
2:27:12
↑ 19↓ 370.5%
25K· 15.53 mi
12:20/mi
2:57:06
↑ 66↓ 880.2%
30K· 18.64 mi
13:20/mi
3:38:32
↑ 181↓ 1480.2%
20M
12:53/mi
3:56:03
↑ 64↓ 500.2%
21M
14:13/mi
4:10:16
↑ 106↓ 241.6%
35K· 21.75 mi
13:14/mi
4:20:10
↑ 17↓ 861.7%
23M
12:28/mi
4:35:46
↑ 23↓ 630.6%
24M
12:55/mi
4:48:41
↓ 821.3%
40K· 24.85 mi
13:06/mi
4:59:53
↓ 200.3%
25.2M
12:57/mi
5:04:21
↑ 13↓ 160.2%
Finish· 26.22 mi
9:31/mi
5:14:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:12
Pace11:14 /mi
2nd Half
Distance13.11 mi
Time2:46:51
Pace12:44 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:4234:4311:1034:43
11:10
-
10K
6.21 mi12:24:021:08:0310:5733:20
10:44
-0:26
15K
9.32 mi12:59:091:43:1011:0435:07
11:18
+0:34
20K
12.43 mi13:35:532:19:5411:1536:44
11:49
+0:31
Half
13.11 mi13:43:112:27:1211:147:18
10:42
-1:07
25K
15.53 mi14:13:052:57:0611:2429:54
12:20
+1:38
30K
18.64 mi14:54:313:38:3211:4341:26
13:20
+1:00
20M
20.00 mi15:12:023:56:0311:4817:31
12:53
-0:27
21M
21.00 mi15:26:154:10:1611:5514:13
14:13
+1:20
35K
21.75 mi15:36:094:20:1011:589:54
13:14
-0:59
23M
23.00 mi15:51:454:35:4611:5915:36
12:28
-0:46
24M
24.00 mi16:04:404:48:4112:0212:55
12:55
+0:27
40K
24.85 mi16:15:524:59:5312:0411:12
13:06
+0:11
25.2M
25.20 mi16:20:205:04:2112:054:28
12:57
-0:09
Finish
26.22 mi16:30:025:14:0311:599:42
9:31
-3:26

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

9:31 /mi

Average Pace

11:59 /mi

Slowest Pace

14:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36:54

50% of race

Time at Steady Pace

1:20:24

26% of race

Time at Slower Pace

1:16:45

24% of race

Average Pace: 11:59 /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 mi11:50:4234:4311:1034:43
11:10
#24972
10K
6.21 mi12:24:021:08:0310:5733:20
10:44
#24487
15K
9.32 mi12:59:091:43:1011:0435:07
11:18
#24376
20K
12.43 mi13:35:532:19:5411:1536:44
11:49
#24230
Half
13.11 mi13:43:112:27:1211:147:18
10:42
#24186
25K
15.53 mi14:13:052:57:0611:2429:54
12:20
#24085
30K
18.64 mi14:54:313:38:3211:4341:26
13:20
#24018
20M
20.00 mi15:12:023:56:0311:4817:31
12:53
#23946
21M
21.00 mi15:26:154:10:1611:5514:13
14:13
#23875
35K
21.75 mi15:36:094:20:1011:589:54
13:14
#23874
23M
23.00 mi15:51:454:35:4611:5915:36
12:28
#23786
24M
24.00 mi16:04:404:48:4112:0212:55
12:55
#23759
40K
24.85 mi16:15:524:59:5312:0411:12
13:06
#23734
25.2M
25.20 mi16:20:205:04:2112:054:28
12:57
#23700
Finish
26.22 mi16:30:025:14:0311:599:42
9:31
#23553
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24972143721437224072(Top 94%)14015(Top 96%)14015(Top 632%)
10K6.21 mi3.10 mi24487+48514194+17814194+17823915(Top 94%)13950(Top 96%)13950(Top 629%)
15K9.32 mi3.11 mi24376+11114152+4214152+4224072(Top 94%)14015(Top 96%)14015(Top 632%)
20K12.43 mi3.11 mi24230+14614078+7414078+7423781(Top 93%)13846(Top 95%)13846(Top 624%)
Half13.11 mi0.68 mi24186+4414058+2014058+2023022(Top 90%)13473(Top 92%)13473(Top 607%)
25K15.53 mi2.42 mi24085+10114007+5114007+5123550(Top 92%)13666(Top 94%)13666(Top 616%)
30K18.64 mi3.11 mi24018+6713944+6313944+6323662(Top 93%)13627(Top 93%)13627(Top 614%)
20M20.00 mi1.36 mi23946+7213880+6413880+6422722(Top 89%)13056(Top 90%)13056(Top 589%)
21M21.00 mi1.00 mi23875+7113845+3513845+3522611(Top 88%)12965(Top 89%)12965(Top 585%)
35K21.75 mi0.75 mi23874+113833+1213833+1223515(Top 92%)13401(Top 92%)13401(Top 604%)
23M23.00 mi1.25 mi23786+8813781+5213781+5221623(Top 85%)12398(Top 85%)12398(Top 559%)
24M24.00 mi1.00 mi23759+2713757+2413757+2422954(Top 90%)13033(Top 89%)13033(Top 588%)
40K24.85 mi0.85 mi23734+2513741+1613741+1622423(Top 88%)12721(Top 87%)12721(Top 574%)
25.2M25.20 mi0.35 mi23700+3413720+2113720+2119584(Top 77%)11240(Top 77%)11240(Top 507%)
Finish26.22 mi1.02 mi23553+14713636+8413636+8416611(Top 65%)9763(Top 67%)9763(Top 440%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

24072

Males

14015

M45-49

14015

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

23915

Males

13950

M45-49

13950

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

24072

Males

14015

M45-49

14015

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

23781

Males

13846

M45-49

13846

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23022

Males

13473

M45-49

13473

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

23550

Males

13666

M45-49

13666

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

23662

Males

13627

M45-49

13627

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

22722

Males

13056

M45-49

13056

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

22611

Males

12965

M45-49

12965

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

23515

Males

13401

M45-49

13401

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

21623

Males

12398

M45-49

12398

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

22954

Males

13033

M45-49

13033

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

22423

Males

12721

M45-49

12721

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

19584

Males

11240

M45-49

11240

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

16611

Males

9763

M45-49

9763

Passing Analysis

Category:
Athletes Passed
1712
Passed By
293
Net Change
+1419
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24972
5K → 10K4927+485#24972#24487
10K → 15K16655+111#24487#24376
15K → 20K17832+146#24376#24230
20K → Half440+44#24230#24186
Half → 25K13231+101#24186#24085
25K → 30K13669+67#24085#24018
30K → 20M8715+72#24018#23946
20M → 21M8615+71#23946#23875
21M → 35K3029+1#23875#23874
35K → 23M9810+88#23874#23786
23M → 24M4619+27#23786#23759
24M → 40K3611+25#23759#23734
40K → 25.2M340+34#23734#23700
25.2M → Finish1470+147#23700#23553
TOTALS1712293+1419
📊

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