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BOSTON MARATHON 2024

Grant Mattox

Bib: 3806•M

WA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 6%
Gender (Male)
#0 / 14578
Top 10%
Division (M18-39)
#0 / 4849
Top 24%
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
6:10/mi
19:10
↑ 97↓ 3451.5%
10K· 6.21 mi
6:13/mi
38:28
↑ 79↓ 1380.4%
15K· 9.32 mi
6:11/mi
57:42
↑ 67↓ 78
20K· 12.43 mi
6:22/mi
1:17:30
↑ 106↓ 860.1%
Half· 13.11 mi
6:23/mi
1:21:51
↑ 19↓ 370.5%
25K· 15.53 mi
6:31/mi
1:37:39
↑ 66↓ 880.2%
30K· 18.64 mi
6:52/mi
1:58:59
↑ 181↓ 1480.2%
20M
7:02/mi
2:08:32
↑ 64↓ 500.2%
21M
7:24/mi
2:15:56
↑ 106↓ 241.6%
35K· 21.75 mi
6:44/mi
2:20:58
↑ 17↓ 861.7%
23M
7:07/mi
2:29:53
↑ 23↓ 630.6%
24M
6:57/mi
2:36:50
↓ 821.3%
40K· 24.85 mi
7:07/mi
2:42:55
↓ 200.3%
25.2M
7:44/mi
2:45:35
↑ 13↓ 160.2%
Finish· 26.22 mi
6:43/mi
2:52:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:51
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:30:35
Pace6:55 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0419:106:1019:10
6:10
-
10K
6.21 mi10:40:2238:286:1119:18
6:13
+0:03
15K
9.32 mi10:59:3657:426:1119:14
6:11
-0:02
20K
12.43 mi11:19:241:17:306:1419:48
6:22
+0:11
Half
13.11 mi11:23:451:21:516:154:21
6:23
+0:01
25K
15.53 mi11:39:331:37:396:1715:48
6:31
+0:08
30K
18.64 mi12:00:531:58:596:2321:20
6:52
+0:21
20M
20.00 mi12:10:262:08:326:269:33
7:02
+0:10
21M
21.00 mi12:17:502:15:566:287:24
7:24
+0:22
35K
21.75 mi12:22:522:20:586:295:02
6:44
-0:40
23M
23.00 mi12:31:472:29:536:318:55
7:07
+0:23
24M
24.00 mi12:38:442:36:506:326:57
6:57
-0:10
40K
24.85 mi12:44:492:42:556:336:05
7:07
+0:10
25.2M
25.20 mi12:47:292:45:356:342:40
7:44
+0:37
Finish
26.22 mi12:54:202:52:266:356:51
6:43
-1:01

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

6:10 /mi

Average Pace

6:35 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:51

47% of race

Time at Steady Pace

55:58

32% of race

Time at Slower Pace

34:37

20% of race

Average Pace: 6:35 /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 mi10:21:0419:106:1019:10
6:10
#1477
10K
6.21 mi10:40:2238:286:1119:18
6:13
#1499
15K
9.32 mi10:59:3657:426:1119:14
6:11
#1446
20K
12.43 mi11:19:241:17:306:1419:48
6:22
#1459
Half
13.11 mi11:23:451:21:516:154:21
6:23
#1478
25K
15.53 mi11:39:331:37:396:1715:48
6:31
#1507
30K
18.64 mi12:00:531:58:596:2321:20
6:52
#1570
20M
20.00 mi12:10:262:08:326:269:33
7:02
#1589
21M
21.00 mi12:17:502:15:566:287:24
7:24
#1571
35K
21.75 mi12:22:522:20:586:295:02
6:44
#1562
23M
23.00 mi12:31:472:29:536:318:55
7:07
#1574
24M
24.00 mi12:38:442:36:506:326:57
6:57
#1568
40K
24.85 mi12:44:492:42:556:336:05
7:07
#1563
25.2M
25.20 mi12:47:292:45:356:342:40
7:44
#1551
Finish
26.22 mi12:54:202:52:266:356:51
6:43
#1534
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1477142514251342(Top 5%)1302(Top 9%)1302(Top 27%)
10K6.21 mi3.10 mi1499-221449-241449-241546(Top 6%)1499(Top 10%)1499(Top 31%)
15K9.32 mi3.11 mi1446+531402+471402+471342(Top 5%)1302(Top 9%)1302(Top 27%)
20K12.43 mi3.11 mi1459-131413-111413-111629(Top 6%)1570(Top 11%)1570(Top 32%)
Half13.11 mi0.68 mi1478-191432-191432-191959(Top 8%)1889(Top 13%)1889(Top 39%)
25K15.53 mi2.42 mi1507-291459-271459-271846(Top 7%)1774(Top 12%)1774(Top 37%)
30K18.64 mi3.11 mi1570-631517-581517-582198(Top 9%)2077(Top 14%)2077(Top 43%)
20M20.00 mi1.36 mi1589-191535-181535-182457(Top 10%)2283(Top 16%)2283(Top 47%)
21M21.00 mi1.00 mi1571+181513+221513+222171(Top 8%)2003(Top 14%)2003(Top 41%)
35K21.75 mi0.75 mi1562+91503+101503+101976(Top 8%)1823(Top 13%)1823(Top 38%)
23M23.00 mi1.25 mi1574-121510-71510-72305(Top 9%)2087(Top 14%)2087(Top 43%)
24M24.00 mi1.00 mi1568+61501+91501+92152(Top 8%)1936(Top 13%)1936(Top 40%)
40K24.85 mi0.85 mi1563+51494+71494+72204(Top 9%)1952(Top 13%)1952(Top 40%)
25.2M25.20 mi0.35 mi1551+121482+121482+121960(Top 8%)1728(Top 12%)1728(Top 36%)
Finish26.22 mi1.02 mi1534+171466+161466+162051(Top 8%)1787(Top 12%)1787(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1342

Males

1302

M18-39

1302

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1546

Males

1499

M18-39

1499

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1342

Males

1302

M18-39

1302

15K→20K

9.3 - 12.4 mi

Top 6%
×5story building
+106ft-86ft

Overall

1629

Males

1570

M18-39

1570

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

1959

Males

1889

M18-39

1889

Half→25K

13.1 - 15.5 mi

Top 7%
×4story building
+66ft-88ft

Overall

1846

Males

1774

M18-39

1774

25K→30K

15.5 - 18.6 mi

Top 9%
×9story building
+181ft-148ft

Overall

2198

Males

2077

M18-39

2077

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2457

Males

2283

M18-39

2283

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2171

Males

2003

M18-39

2003

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

1976

Males

1823

M18-39

1823

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2305

Males

2087

M18-39

2087

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2152

Males

1936

M18-39

1936

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2204

Males

1952

M18-39

1952

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

1960

Males

1728

M18-39

1728

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2051

Males

1787

M18-39

1787

Passing Analysis

Category:
Athletes Passed
620
Passed By
677
Net Change
-57
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1477
5K → 10K6587-22#1477#1499
10K → 15K8229+53#1499#1446
15K → 20K5467-13#1446#1459
20K → Half827-19#1459#1478
Half → 25K5180-29#1478#1507
25K → 30K59122-63#1507#1570
30K → 20M4261-19#1570#1589
20M → 21M5436+18#1589#1571
21M → 35K3223+9#1571#1562
35K → 23M4355-12#1562#1574
23M → 24M3731+6#1574#1568
24M → 40K2924+5#1568#1563
40K → 25.2M2311+12#1563#1551
25.2M → Finish4124+17#1551#1534
TOTALS620677-57
📊

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