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BOSTON MARATHON 2024

Tom Sieniawski

Bib: 13540•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 35%
Gender (Male)
#0 / 14578
Top 46%
Masters (Masters Men)
#0 / 9729
Top 36%
Division (M50-54)
#0 / 1935
Top 37%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:03
Rank: #12614
Start → 5K
24:03 | 7:44/mi
10K· 6.21 mi
48:04
Rank: #12362 (+252)
5K → 10K
24:01 | 7:44/mi
15K· 9.32 mi
1:12:01
Rank: #11946 (+416)
10K → 15K
23:57 | 7:43/mi
20K· 12.43 mi
1:36:11
Rank: #11456 (+490)
15K → 20K
24:10 | 7:47/mi
Half· 13.11 mi
1:41:25
Rank: #11396 (+60)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
2:00:12
Rank: #10819 (+577)
Half → 25K
18:47 | 7:45/mi
30K· 18.64 mi
2:24:53
Rank: #10051 (+768)
25K → 30K
24:41 | 7:57/mi
20M
2:35:47
Rank: #9698 (+353)
30K → 20M
10:54 | 8:01/mi
21M
2:44:22
Rank: #9425 (+273)
20M → 21M
8:35 | 8:35/mi
35K· 21.75 mi
2:50:51
Rank: #9457 (-32)
21M → 35K
6:29 | 8:40/mi
23M
3:01:13
Rank: #9240 (+217)
35K → 23M
10:22 | 8:17/mi
24M
3:09:18
Rank: #9109 (+131)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:16:23
Rank: #8998 (+111)
24M → 40K
7:05 | 8:17/mi
25.2M
3:19:37
Rank: #8964 (+34)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:27:44
Rank: #8914 (+50)
25.2M → Finish
8:07 | 7:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:25
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:46:19
Pace8:07 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1224:037:4424:03
7:44
-
10K
6.21 mi11:19:1348:047:4424:01
7:44
0:00
15K
9.32 mi11:43:101:12:017:4423:57
7:43
-0:01
20K
12.43 mi12:07:201:36:117:4424:10
7:47
+0:04
Half
13.11 mi12:12:341:41:257:445:14
7:40
-0:07
25K
15.53 mi12:31:212:00:127:4418:47
7:45
+0:05
30K
18.64 mi12:56:022:24:537:4624:41
7:57
+0:12
20M
20.00 mi13:06:562:35:477:4710:54
8:01
+0:04
21M
21.00 mi13:15:312:44:227:508:35
8:35
+0:34
35K
21.75 mi13:22:002:50:517:516:29
8:40
+0:05
23M
23.00 mi13:32:223:01:137:5310:22
8:17
-0:23
24M
24.00 mi13:40:273:09:187:538:05
8:05
-0:12
40K
24.85 mi13:47:323:16:237:547:05
8:17
+0:12
25.2M
25.20 mi13:50:463:19:377:553:14
9:23
+1:06
Finish
26.22 mi13:58:533:27:447:568:07
7:58
-1:25

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

7:40 /mi

Average Pace

7:56 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:15

37% of race

Time at Steady Pace

1:34:44

46% of race

Time at Slower Pace

35:45

17% of race

Average Pace: 7:55 /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 mi10:55:1224:037:4424:03
7:44
#12614
10K
6.21 mi11:19:1348:047:4424:01
7:44
#12362
15K
9.32 mi11:43:101:12:017:4423:57
7:43
#11946
20K
12.43 mi12:07:201:36:117:4424:10
7:47
#11456
Half
13.11 mi12:12:341:41:257:445:14
7:40
#11396
25K
15.53 mi12:31:212:00:127:4418:47
7:45
#10819
30K
18.64 mi12:56:022:24:537:4624:41
7:57
#10051
20M
20.00 mi13:06:562:35:477:4710:54
8:01
#9698
21M
21.00 mi13:15:312:44:227:508:35
8:35
#9425
35K
21.75 mi13:22:002:50:517:516:29
8:40
#9457
23M
23.00 mi13:32:223:01:137:5310:22
8:17
#9240
24M
24.00 mi13:40:273:09:187:538:05
8:05
#9109
40K
24.85 mi13:47:323:16:237:547:05
8:17
#8998
25.2M
25.20 mi13:50:463:19:377:553:14
9:23
#8964
Finish
26.22 mi13:58:533:27:447:568:07
7:58
#8914
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi126149096909611244(Top 44%)8398(Top 58%)8398(Top 434%)
10K6.21 mi3.10 mi12362+2528957+1398957+13912082(Top 47%)8814(Top 60%)8814(Top 456%)
15K9.32 mi3.11 mi11946+4168741+2168741+21611244(Top 44%)8398(Top 58%)8398(Top 434%)
20K12.43 mi3.11 mi11456+4908513+2288513+22810264(Top 40%)7773(Top 53%)7773(Top 402%)
Half13.11 mi0.68 mi11396+608479+348479+3410309(Top 40%)7818(Top 54%)7818(Top 404%)
25K15.53 mi2.42 mi10819+5778153+3268153+3268601(Top 34%)6765(Top 46%)6765(Top 350%)
30K18.64 mi3.11 mi10051+7687685+4687685+4687557(Top 30%)5954(Top 41%)5954(Top 308%)
20M20.00 mi1.36 mi9698+3537456+2297456+2296902(Top 27%)5382(Top 37%)5382(Top 278%)
21M21.00 mi1.00 mi9425+2737254+2027254+2026628(Top 26%)5065(Top 35%)5065(Top 262%)
35K21.75 mi0.75 mi9457-327240+147240+1411591(Top 45%)7482(Top 51%)7482(Top 387%)
23M23.00 mi1.25 mi9240+2177062+1787062+1787209(Top 28%)5188(Top 36%)5188(Top 268%)
24M24.00 mi1.00 mi9109+1316954+1086954+1087094(Top 28%)5040(Top 35%)5040(Top 260%)
40K24.85 mi0.85 mi8998+1116852+1026852+1027230(Top 28%)4972(Top 34%)4972(Top 257%)
25.2M25.20 mi0.35 mi8964+346810+426810+428198(Top 32%)5427(Top 37%)5427(Top 280%)
Finish26.22 mi1.02 mi8914+506740+706740+708312(Top 33%)5562(Top 38%)5562(Top 287%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11244

Males

8398

M50-54

8398

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

12082

Males

8814

M50-54

8814

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11244

Males

8398

M50-54

8398

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

10264

Males

7773

M50-54

7773

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10309

Males

7818

M50-54

7818

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

8601

Males

6765

M50-54

6765

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

7557

Males

5954

M50-54

5954

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

6902

Males

5382

M50-54

5382

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6628

Males

5065

M50-54

5065

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

11591

Males

7482

M50-54

7482

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7209

Males

5188

M50-54

5188

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7094

Males

5040

M50-54

5040

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7230

Males

4972

M50-54

4972

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8198

Males

5427

M50-54

5427

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8312

Males

5562

M50-54

5562

Passing Analysis

Category:
Athletes Passed
4301*
Passed By
601
Net Change
+3700
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12614
5K → 10K434182+252#12614#12362
10K → 15K46751+416#12362#11946
15K → 20K52232+490#11946#11456
20K → Half7616+60#11456#11396
Half → 25K5825+577#11396#10819
25K → 30K7779+768#10819#10051
30K → 20M361*8+353#10051#9698
20M → 21M29421+273#9698#9425
21M → 35K6193-32#9425#9457
35K → 23M25134+217#9457#9240
23M → 24M16130+131#9240#9109
24M → 40K14332+111#9109#8998
40K → 25.2M6026+34#8998#8964
25.2M → Finish11262+50#8964#8914
TOTALS4301*601+3700

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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