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BOSTON MARATHON 2024

Matthew Shields

Bib: 12192•M

OH

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:33
Rank: #11393
Start → 5K
7:35/mi
23:33 split
10K· 6.21 mi
47:13
Rank: #11272 (+121)
5K → 10K
7:37/mi
23:40 split
15K· 9.32 mi
1:10:57
Rank: #11057 (+215)
10K → 15K
7:38/mi
23:44 split
20K· 12.43 mi
1:35:35
Rank: #11096 (-39)
15K → 20K
7:56/mi
24:38 split
Half· 13.11 mi
1:41:01
Rank: #11157 (-61)
20K → Half
7:58/mi
5:26 split
25K· 15.53 mi
2:01:09
Rank: #11259 (-102)
Half → 25K
8:18/mi
20:08 split
30K· 18.64 mi
2:28:23
Rank: #11380 (-121)
25K → 30K
8:46/mi
27:14 split
20M
2:40:52
Rank: #11506 (-126)
30K → 20M
9:11/mi
12:29 split
21M
2:50:47
Rank: #11543 (-37)
20M → 21M
9:55/mi
9:55 split
35K· 21.75 mi
2:58:21
Rank: #11864 (-321)
21M → 35K
10:07/mi
7:34 split
23M
3:11:03
Rank: #12142 (-278)
35K → 23M
10:09/mi
12:42 split
24M
3:21:51
Rank: #12561 (-419)
23M → 24M
10:48/mi
10:48 split
40K· 24.85 mi
3:30:46
Rank: #12765 (-204)
24M → 40K
10:26/mi
8:55 split
25.2M
3:34:22
Rank: #12771 (-6)
40K → 25.2M
10:26/mi
3:36 split
Finish· 26.22 mi
3:43:42
Rank: #12840 (-69)
25.2M → Finish
9:10/mi
9:20 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:01
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time2:02:41
Pace9:22 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4823:337:3523:33
7:35
-
10K
6.21 mi11:16:2847:137:3623:40
7:37
+0:02
15K
9.32 mi11:40:121:10:577:3723:44
7:38
+0:01
20K
12.43 mi12:04:501:35:357:4124:38
7:56
+0:18
Half
13.11 mi12:10:161:41:017:425:26
7:58
+0:02
25K
15.53 mi12:30:242:01:097:4820:08
8:18
+0:20
30K
18.64 mi12:57:382:28:237:5827:14
8:46
+0:28
20M
20.00 mi13:10:072:40:528:0312:29
9:11
+0:25
21M
21.00 mi13:20:022:50:478:089:55
9:55
+0:44
35K
21.75 mi13:27:362:58:218:127:34
10:07
+0:12
23M
23.00 mi13:40:183:11:038:1812:42
10:09
+0:02
24M
24.00 mi13:51:063:21:518:2510:48
10:48
+0:39
40K
24.85 mi14:00:013:30:468:298:55
10:26
-0:22
25.2M
25.20 mi14:03:373:34:228:303:36
10:26
0:00
Finish
26.22 mi14:12:573:43:428:329:20
9:10
-1:16

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

7:35 /mi

Average Pace

8:32 /mi

Slowest Pace

10:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:09

54% of race

Time at Steady Pace

49:03

22% of race

Time at Slower Pace

53:30

24% of race

Average Pace: 8:32 /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 mi10:52:4823:337:3523:33
7:35
#11393
10K
6.21 mi11:16:2847:137:3623:40
7:37
#11272
15K
9.32 mi11:40:121:10:577:3723:44
7:38
#11057
20K
12.43 mi12:04:501:35:357:4124:38
7:56
#11096
Half
13.11 mi12:10:161:41:017:425:26
7:58
#11157
25K
15.53 mi12:30:242:01:097:4820:08
8:18
#11259
30K
18.64 mi12:57:382:28:237:5827:14
8:46
#11380
20M
20.00 mi13:10:072:40:528:0312:29
9:11
#11506
21M
21.00 mi13:20:022:50:478:089:55
9:55
#11543
35K
21.75 mi13:27:362:58:218:127:34
10:07
#11864
23M
23.00 mi13:40:183:11:038:1812:42
10:09
#12142
24M
24.00 mi13:51:063:21:518:2510:48
10:48
#12561
40K
24.85 mi14:00:013:30:468:298:55
10:26
#12765
25.2M
25.20 mi14:03:373:34:228:303:36
10:26
#12771
Finish
26.22 mi14:12:573:43:428:329:20
9:10
#12840
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi113938583858310718(Top 42%)8150(Top 56%)8150(Top 421%)
10K6.21 mi3.10 mi11272+1218491+928491+9211198(Top 44%)8410(Top 58%)8410(Top 435%)
15K9.32 mi3.11 mi11057+2158364+1278364+12710718(Top 42%)8150(Top 56%)8150(Top 421%)
20K12.43 mi3.11 mi11096-398354+108354+1011303(Top 44%)8321(Top 57%)8321(Top 430%)
Half13.11 mi0.68 mi11157-618371-178371-1712467(Top 49%)8858(Top 61%)8858(Top 458%)
25K15.53 mi2.42 mi11259-1028373-28373-211994(Top 47%)8455(Top 58%)8455(Top 437%)
30K18.64 mi3.11 mi11380-1218322+518322+5112017(Top 47%)8244(Top 57%)8244(Top 426%)
20M20.00 mi1.36 mi11506-1268344-228344-2213048(Top 51%)8419(Top 58%)8419(Top 435%)
21M21.00 mi1.00 mi11543-378297+478297+4712637(Top 49%)8012(Top 55%)8012(Top 414%)
35K21.75 mi0.75 mi11864-3218420-1238420-12317499(Top 68%)10364(Top 71%)10364(Top 536%)
23M23.00 mi1.25 mi12142-2788463-438463-4315918(Top 62%)9526(Top 65%)9526(Top 492%)
24M24.00 mi1.00 mi12561-4198608-1458608-14518677(Top 73%)10834(Top 74%)10834(Top 560%)
40K24.85 mi0.85 mi12765-2048641-338641-3316462(Top 64%)9696(Top 67%)9696(Top 501%)
25.2M25.20 mi0.35 mi12771-68623+188623+1812578(Top 49%)7655(Top 53%)7655(Top 396%)
Finish26.22 mi1.02 mi12840-698618+58618+514950(Top 59%)8962(Top 61%)8962(Top 463%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

10718

Males

8150

M50-54

8150

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11198

Males

8410

M50-54

8410

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

10718

Males

8150

M50-54

8150

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11303

Males

8321

M50-54

8321

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

12467

Males

8858

M50-54

8858

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

11994

Males

8455

M50-54

8455

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12017

Males

8244

M50-54

8244

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13048

Males

8419

M50-54

8419

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

12637

Males

8012

M50-54

8012

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

17499

Males

10364

M50-54

10364

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

15918

Males

9526

M50-54

9526

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

18677

Males

10834

M50-54

10834

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16462

Males

9696

M50-54

9696

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12578

Males

7655

M50-54

7655

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

14950

Males

8962

M50-54

8962

Passing Analysis

Category:
Athletes Passed
1828
Passed By
3275
Net Change
-1447
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11393
5K → 10K342221+121#11393#11272
10K → 15K30994+215#11272#11057
15K → 20K209248-39#11057#11096
20K → Half2182-61#11096#11157
Half → 25K183285-102#11157#11259
25K → 30K256377-121#11259#11380
30K → 20M108234-126#11380#11506
20M → 21M119156-37#11506#11543
21M → 35K21342-321#11543#11864
35K → 23M67345-278#11864#12142
23M → 24M32451-419#12142#12561
24M → 40K54258-204#12561#12765
40K → 25.2M4349-6#12765#12771
25.2M → Finish64133-69#12771#12840
TOTALS18283275-1447
📊

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