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BOSTON MARATHON 2024

Stephen Kiyoi

Bib: 3987•M

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 9%
Gender (Male)
#0 / 14578
Top 15%
Division (M18-39)
#0 / 4849
Top 33%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:14
Rank: #3392
Start → 5K
20:14 | 6:31/mi
10K· 6.21 mi
40:15
Rank: #3010 (+382)
5K → 10K
20:01 | 6:27/mi
15K· 9.32 mi
1:00:23
Rank: #2815 (+195)
10K → 15K
20:08 | 6:29/mi
20K· 12.43 mi
1:20:41
Rank: #2643 (+172)
15K → 20K
20:18 | 6:32/mi
Half· 13.11 mi
1:25:03
Rank: #2608 (+35)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:10
Rank: #2519 (+89)
Half → 25K
16:07 | 6:39/mi
30K· 18.64 mi
2:02:26
Rank: #2351 (+168)
25K → 30K
21:16 | 6:51/mi
20M
2:11:53
Rank: #2290 (+61)
30K → 20M
9:27 | 6:57/mi
21M
2:19:32
Rank: #2288 (+2)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:24:36
Rank: #2242 (+46)
21M → 35K
5:04 | 6:46/mi
23M
2:33:35
Rank: #2216 (+26)
35K → 23M
8:59 | 7:10/mi
24M
2:40:47
Rank: #2216
23M → 24M
7:12 | 7:12/mi
40K· 24.85 mi
2:47:10
Rank: #2228 (-12)
24M → 40K
6:23 | 7:28/mi
25.2M
2:50:00
Rank: #2235 (-7)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
2:57:32
Rank: #2318 (-83)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:03
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:32:29
Pace7:03 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4120:146:3120:14
6:31
-
10K
6.21 mi10:42:4240:156:2920:01
6:27
-0:04
15K
9.32 mi11:02:501:00:236:2920:08
6:29
+0:02
20K
12.43 mi11:23:081:20:416:3020:18
6:32
+0:03
Half
13.11 mi11:27:301:25:036:294:22
6:24
-0:08
25K
15.53 mi11:43:371:41:106:3116:07
6:39
+0:15
30K
18.64 mi12:04:532:02:266:3421:16
6:51
+0:12
20M
20.00 mi12:14:202:11:536:369:27
6:57
+0:06
21M
21.00 mi12:21:592:19:326:397:39
7:39
+0:42
35K
21.75 mi12:27:032:24:366:395:04
6:46
-0:53
23M
23.00 mi12:36:022:33:356:418:59
7:10
+0:24
24M
24.00 mi12:43:142:40:476:427:12
7:12
+0:02
40K
24.85 mi12:49:372:47:106:446:23
7:28
+0:16
25.2M
25.20 mi12:52:272:50:006:452:50
8:13
+0:45
Finish
26.22 mi12:59:592:57:326:477:32
7:24
-0:49

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

6:24 /mi

Average Pace

6:47 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:03

48% of race

Time at Steady Pace

51:54

29% of race

Time at Slower Pace

40:35

23% of race

Average Pace: 6:46 /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 mi10:22:4120:146:3120:14
6:31
#3392
10K
6.21 mi10:42:4240:156:2920:01
6:27
#3010
15K
9.32 mi11:02:501:00:236:2920:08
6:29
#2815
20K
12.43 mi11:23:081:20:416:3020:18
6:32
#2643
Half
13.11 mi11:27:301:25:036:294:22
6:24
#2608
25K
15.53 mi11:43:371:41:106:3116:07
6:39
#2519
30K
18.64 mi12:04:532:02:266:3421:16
6:51
#2351
20M
20.00 mi12:14:202:11:536:369:27
6:57
#2290
21M
21.00 mi12:21:592:19:326:397:39
7:39
#2288
35K
21.75 mi12:27:032:24:366:395:04
6:46
#2242
23M
23.00 mi12:36:022:33:356:418:59
7:10
#2216
24M
24.00 mi12:43:142:40:476:427:12
7:12
#2216
40K
24.85 mi12:49:372:47:106:446:23
7:28
#2228
25.2M
25.20 mi12:52:272:50:006:452:50
8:13
#2235
Finish
26.22 mi12:59:592:57:326:477:32
7:24
#2318
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3392323432342608(Top 10%)2501(Top 17%)2501(Top 52%)
10K6.21 mi3.10 mi3010+3822876+3582876+3582659(Top 10%)2547(Top 17%)2547(Top 53%)
15K9.32 mi3.11 mi2815+1952695+1812695+1812608(Top 10%)2501(Top 17%)2501(Top 52%)
20K12.43 mi3.11 mi2643+1722536+1592536+1592328(Top 9%)2235(Top 15%)2235(Top 46%)
Half13.11 mi0.68 mi2608+352501+352501+352121(Top 8%)2043(Top 14%)2043(Top 42%)
25K15.53 mi2.42 mi2519+892409+922409+922359(Top 9%)2250(Top 15%)2250(Top 46%)
30K18.64 mi3.11 mi2351+1682249+1602249+1602111(Top 8%)1999(Top 14%)1999(Top 41%)
20M20.00 mi1.36 mi2290+612189+602189+602144(Top 8%)2015(Top 14%)2015(Top 42%)
21M21.00 mi1.00 mi2288+22187+22187+22962(Top 12%)2663(Top 18%)2663(Top 55%)
35K21.75 mi0.75 mi2242+462141+462141+462169(Top 8%)2000(Top 14%)2000(Top 41%)
23M23.00 mi1.25 mi2216+262114+272114+272479(Top 10%)2230(Top 15%)2230(Top 46%)
24M24.00 mi1.00 mi22162107+72107+72979(Top 12%)2596(Top 18%)2596(Top 54%)
40K24.85 mi0.85 mi2228-122110-32110-33338(Top 13%)2777(Top 19%)2777(Top 57%)
25.2M25.20 mi0.35 mi2235-72113-32113-33381(Top 13%)2765(Top 19%)2765(Top 57%)
Finish26.22 mi1.02 mi2318-832179-662179-664969(Top 19%)3765(Top 26%)3765(Top 78%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2608

Males

2501

M18-39

2501

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2659

Males

2547

M18-39

2547

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2608

Males

2501

M18-39

2501

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2328

Males

2235

M18-39

2235

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2121

Males

2043

M18-39

2043

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2359

Males

2250

M18-39

2250

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2111

Males

1999

M18-39

1999

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2144

Males

2015

M18-39

2015

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

2962

Males

2663

M18-39

2663

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2169

Males

2000

M18-39

2000

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2479

Males

2230

M18-39

2230

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

2979

Males

2596

M18-39

2596

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3338

Males

2777

M18-39

2777

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3381

Males

2765

M18-39

2765

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4969

Males

3765

M18-39

3765

Passing Analysis

Category:
Athletes Passed
1606
Passed By
532
Net Change
+1074
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3392
5K → 10K39715+382#3392#3010
10K → 15K22227+195#3010#2815
15K → 20K19624+172#2815#2643
20K → Half416+35#2643#2608
Half → 25K12940+89#2608#2519
25K → 30K21244+168#2519#2351
30K → 20M9029+61#2351#2290
20M → 21M5755+2#2290#2288
21M → 35K5913+46#2288#2242
35K → 23M6741+26#2242#2216
23M → 24M53530#2216#2216
24M → 40K4355-12#2216#2228
40K → 25.2M1825-7#2228#2235
25.2M → Finish22105-83#2235#2318
TOTALS1606532+1074
📊

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