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BOSTON MARATHON 2024

Tom Spencer

Bib: 21097•M

WV

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
Top 40%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:50
Rank: #18510
Start → 5K
26:50 | 8:38/mi
10K· 6.21 mi
54:09
Rank: #18653 (-143)
5K → 10K
27:19 | 8:48/mi
15K· 9.32 mi
1:21:39
Rank: #18497 (+156)
10K → 15K
27:30 | 8:51/mi
20K· 12.43 mi
1:49:28
Rank: #18066 (+431)
15K → 20K
27:49 | 8:57/mi
Half· 13.11 mi
1:55:21
Rank: #17974 (+92)
20K → Half
5:53 | 8:37/mi
25K· 15.53 mi
2:17:11
Rank: #17506 (+468)
Half → 25K
21:50 | 9:00/mi
30K· 18.64 mi
2:45:35
Rank: #16791 (+715)
25K → 30K
28:24 | 9:08/mi
20M
2:57:58
Rank: #16487 (+304)
30K → 20M
12:23 | 9:07/mi
21M
3:07:28
Rank: #16193 (+294)
20M → 21M
9:30 | 9:30/mi
35K· 21.75 mi
3:14:14
Rank: #16094 (+99)
21M → 35K
6:46 | 9:03/mi
23M
3:25:48
Rank: #15862 (+232)
35K → 23M
11:34 | 9:14/mi
24M
3:35:07
Rank: #15740 (+122)
23M → 24M
9:19 | 9:19/mi
40K· 24.85 mi
3:43:11
Rank: #15622 (+118)
24M → 40K
8:04 | 9:26/mi
25.2M
3:46:59
Rank: #15585 (+37)
40K → 25.2M
3:48 | 11:01/mi
Finish· 26.22 mi
3:55:51
Rank: #15464 (+121)
25.2M → Finish
8:52 | 8:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:21
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:00:30
Pace9:12 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1626:508:3826:50
8:38
-
10K
6.21 mi11:51:3554:098:4327:19
8:48
+0:10
15K
9.32 mi12:19:051:21:398:4627:30
8:51
+0:03
20K
12.43 mi12:46:541:49:288:4927:49
8:57
+0:06
Half
13.11 mi12:52:471:55:218:485:53
8:37
-0:20
25K
15.53 mi13:14:372:17:118:5021:50
9:00
+0:23
30K
18.64 mi13:43:012:45:358:5328:24
9:08
+0:08
20M
20.00 mi13:55:242:57:588:5412:23
9:07
-0:01
21M
21.00 mi14:04:543:07:288:569:30
9:30
+0:23
35K
21.75 mi14:11:403:14:148:566:46
9:03
-0:27
23M
23.00 mi14:23:143:25:488:5711:34
9:14
+0:11
24M
24.00 mi14:32:333:35:078:589:19
9:19
+0:05
40K
24.85 mi14:40:373:43:118:598:04
9:26
+0:07
25.2M
25.20 mi14:44:253:46:599:003:48
11:01
+1:35
Finish
26.22 mi14:53:173:55:519:008:52
8:42
-2:19

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

8:37 /mi

Average Pace

9:00 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

41:35

18% of race

Time at Steady Pace

2:52:54

73% of race

Time at Slower Pace

21:22

9% of race

Average Pace: 9:00 /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 mi11:24:1626:508:3826:50
8:38
#18510
10K
6.21 mi11:51:3554:098:4327:19
8:48
#18653
15K
9.32 mi12:19:051:21:398:4627:30
8:51
#18497
20K
12.43 mi12:46:541:49:288:4927:49
8:57
#18066
Half
13.11 mi12:52:471:55:218:485:53
8:37
#17974
25K
15.53 mi13:14:372:17:118:5021:50
9:00
#17506
30K
18.64 mi13:43:012:45:358:5328:24
9:08
#16791
20M
20.00 mi13:55:242:57:588:5412:23
9:07
#16487
21M
21.00 mi14:04:543:07:288:569:30
9:30
#16193
35K
21.75 mi14:11:403:14:148:566:46
9:03
#16094
23M
23.00 mi14:23:143:25:488:5711:34
9:14
#15862
24M
24.00 mi14:32:333:35:078:589:19
9:19
#15740
40K
24.85 mi14:40:373:43:118:598:04
9:26
#15622
25.2M
25.20 mi14:44:253:46:599:003:48
11:01
#15585
Finish
26.22 mi14:53:173:55:519:008:52
8:42
#15464
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18510114101141018205(Top 71%)11350(Top 78%)11350(Top 968%)
10K6.21 mi3.10 mi18653-14311476-6611476-6618811(Top 74%)11571(Top 79%)11571(Top 986%)
15K9.32 mi3.11 mi18497+15611435+4111435+4118205(Top 71%)11350(Top 78%)11350(Top 968%)
20K12.43 mi3.11 mi18066+43111253+18211253+18217133(Top 67%)10860(Top 74%)10860(Top 926%)
Half13.11 mi0.68 mi17974+9211205+4811205+4816356(Top 64%)10469(Top 72%)10469(Top 892%)
25K15.53 mi2.42 mi17506+46810968+23710968+23715524(Top 61%)10028(Top 69%)10028(Top 855%)
30K18.64 mi3.11 mi16791+71510615+35310615+35313914(Top 54%)9088(Top 62%)9088(Top 775%)
20M20.00 mi1.36 mi16487+30410451+16410451+16412692(Top 50%)8276(Top 57%)8276(Top 706%)
21M21.00 mi1.00 mi16193+29410301+15010301+15010839(Top 42%)7159(Top 49%)7159(Top 610%)
35K21.75 mi0.75 mi16094+9910231+7010231+7013501(Top 53%)8405(Top 58%)8405(Top 717%)
23M23.00 mi1.25 mi15862+23210090+14110090+14112321(Top 48%)7730(Top 53%)7730(Top 659%)
24M24.00 mi1.00 mi15740+12210009+8110009+8113605(Top 53%)8339(Top 57%)8339(Top 711%)
40K24.85 mi0.85 mi15622+1189926+839926+8312840(Top 50%)7854(Top 54%)7854(Top 670%)
25.2M25.20 mi0.35 mi15585+379883+439883+4314532(Top 57%)8700(Top 60%)8700(Top 742%)
Finish26.22 mi1.02 mi15464+1219804+799804+7912633(Top 49%)7828(Top 54%)7828(Top 667%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18205

Males

11350

M60-64

11350

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

18811

Males

11571

M60-64

11571

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18205

Males

11350

M60-64

11350

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17133

Males

10860

M60-64

10860

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

16356

Males

10469

M60-64

10469

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

15524

Males

10028

M60-64

10028

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

13914

Males

9088

M60-64

9088

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

12692

Males

8276

M60-64

8276

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

10839

Males

7159

M60-64

7159

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

13501

Males

8405

M60-64

8405

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12321

Males

7730

M60-64

7730

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

13605

Males

8339

M60-64

8339

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

12840

Males

7854

M60-64

7854

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

14532

Males

8700

M60-64

8700

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

12633

Males

7828

M60-64

7828

Passing Analysis

Category:
Athletes Passed
3775
Passed By
729
Net Change
+3046
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18510
5K → 10K226369-143#18510#18653
10K → 15K303147+156#18653#18497
15K → 20K47746+431#18497#18066
20K → Half10311+92#18066#17974
Half → 25K49022+468#17974#17506
25K → 30K72510+715#17506#16791
30K → 20M3117+304#16791#16487
20M → 21M3028+294#16487#16193
21M → 35K12122+99#16193#16094
35K → 23M24816+232#16094#15862
23M → 24M14523+122#15862#15740
24M → 40K13416+118#15740#15622
40K → 25.2M5720+37#15622#15585
25.2M → Finish13312+121#15585#15464
TOTALS3775729+3046
📊

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