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BOSTON MARATHON 2024

Jack Grace

Bib: 4585•M

LA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 7%
Gender (Male)
#0 / 14578
Top 11%
Division (M18-39)
#0 / 4849
Top 26%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #5193
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
41:56
Rank: #4963 (+230)
5K → 10K
20:58 | 6:45/mi
15K· 9.32 mi
1:02:40
Rank: #4497 (+466)
10K → 15K
20:44 | 6:40/mi
20K· 12.43 mi
1:23:27
Rank: #4061 (+436)
15K → 20K
20:47 | 6:41/mi
Half· 13.11 mi
1:27:57
Rank: #3997 (+64)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:44:15
Rank: #3727 (+270)
Half → 25K
16:18 | 6:43/mi
30K· 18.64 mi
2:05:13
Rank: #3175 (+552)
25K → 30K
20:58 | 6:45/mi
20M
2:14:04
Rank: #2856 (+319)
30K → 20M
8:51 | 6:31/mi
21M
2:20:50
Rank: #2580 (+276)
20M → 21M
6:46 | 6:46/mi
35K· 21.75 mi
2:25:32
Rank: #2452 (+128)
21M → 35K
4:42 | 6:17/mi
23M
2:33:41
Rank: #2240 (+212)
35K → 23M
8:09 | 6:31/mi
24M
2:39:58
Rank: #2061 (+179)
23M → 24M
6:17 | 6:17/mi
40K· 24.85 mi
2:45:24
Rank: #1935 (+126)
24M → 40K
5:26 | 6:21/mi
25.2M
2:47:44
Rank: #1873 (+62)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:53:49
Rank: #1712 (+161)
25.2M → Finish
6:05 | 5:58/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:27:57
Pace6:43 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:25:52
Pace6:33 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3120:586:4520:58
6:45
-
10K
6.21 mi10:45:2941:566:4520:58
6:45
0:00
15K
9.32 mi11:06:131:02:406:4320:44
6:40
-0:05
20K
12.43 mi11:27:001:23:276:4320:47
6:41
+0:01
Half
13.11 mi11:31:301:27:576:434:30
6:36
-0:05
25K
15.53 mi11:47:481:44:156:4316:18
6:43
+0:07
30K
18.64 mi12:08:462:05:136:4320:58
6:45
+0:02
20M
20.00 mi12:17:372:14:046:428:51
6:31
-0:14
21M
21.00 mi12:24:232:20:506:426:46
6:46
+0:15
35K
21.75 mi12:29:052:25:326:424:42
6:17
-0:29
23M
23.00 mi12:37:142:33:416:418:09
6:31
+0:14
24M
24.00 mi12:43:312:39:586:406:17
6:17
-0:14
40K
24.85 mi12:48:572:45:246:395:26
6:21
+0:04
25.2M
25.20 mi12:51:172:47:446:392:20
6:46
+0:25
Finish
26.22 mi12:57:222:53:496:386:05
5:58
-0:48

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

5:58 /mi

Average Pace

6:38 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

39:30

23% of race

Time at Steady Pace

2:14:19

77% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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 mi10:24:3120:586:4520:58
6:45
#5193
10K
6.21 mi10:45:2941:566:4520:58
6:45
#4963
15K
9.32 mi11:06:131:02:406:4320:44
6:40
#4497
20K
12.43 mi11:27:001:23:276:4320:47
6:41
#4061
Half
13.11 mi11:31:301:27:576:434:30
6:36
#3997
25K
15.53 mi11:47:481:44:156:4316:18
6:43
#3727
30K
18.64 mi12:08:462:05:136:4320:58
6:45
#3175
20M
20.00 mi12:17:372:14:046:428:51
6:31
#2856
21M
21.00 mi12:24:232:20:506:426:46
6:46
#2580
35K
21.75 mi12:29:052:25:326:424:42
6:17
#2452
23M
23.00 mi12:37:142:33:416:418:09
6:31
#2240
24M
24.00 mi12:43:312:39:586:406:17
6:17
#2061
40K
24.85 mi12:48:572:45:246:395:26
6:21
#1935
25.2M
25.20 mi12:51:172:47:446:392:20
6:46
#1873
Finish
26.22 mi12:57:222:53:496:386:05
5:58
#1712
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5193479247923718(Top 15%)3506(Top 24%)3506(Top 72%)
10K6.21 mi3.10 mi4963+2304601+1914601+1914707(Top 18%)4371(Top 30%)4371(Top 90%)
15K9.32 mi3.11 mi4497+4664201+4004201+4003718(Top 15%)3506(Top 24%)3506(Top 72%)
20K12.43 mi3.11 mi4061+4363820+3813820+3813134(Top 12%)2979(Top 20%)2979(Top 61%)
Half13.11 mi0.68 mi3997+643762+583762+583075(Top 12%)2919(Top 20%)2919(Top 60%)
25K15.53 mi2.42 mi3727+2703522+2403522+2402749(Top 11%)2598(Top 18%)2598(Top 54%)
30K18.64 mi3.11 mi3175+5523010+5123010+5121750(Top 7%)1669(Top 11%)1669(Top 34%)
20M20.00 mi1.36 mi2856+3192706+3042706+304878(Top 3%)833(Top 6%)833(Top 17%)
21M21.00 mi1.00 mi2580+2762452+2542452+254662(Top 3%)623(Top 4%)623(Top 13%)
35K21.75 mi0.75 mi2452+1282334+1182334+118802(Top 3%)760(Top 5%)760(Top 16%)
23M23.00 mi1.25 mi2240+2122137+1972137+197708(Top 3%)672(Top 5%)672(Top 14%)
24M24.00 mi1.00 mi2061+1791970+1671970+167594(Top 2%)559(Top 4%)559(Top 12%)
40K24.85 mi0.85 mi1935+1261849+1211849+121523(Top 2%)489(Top 3%)489(Top 10%)
25.2M25.20 mi0.35 mi1873+621788+611788+61340(Top 1%)314(Top 2%)314(Top 6%)
Finish26.22 mi1.02 mi1712+1611634+1541634+154404(Top 2%)377(Top 3%)377(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3718

Males

3506

M18-39

3506

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4707

Males

4371

M18-39

4371

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3718

Males

3506

M18-39

3506

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3134

Males

2979

M18-39

2979

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3075

Males

2919

M18-39

2919

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2749

Males

2598

M18-39

2598

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1750

Males

1669

M18-39

1669

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

878

Males

833

M18-39

833

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

662

Males

623

M18-39

623

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

802

Males

760

M18-39

760

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

708

Males

672

M18-39

672

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

594

Males

559

M18-39

559

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

523

Males

489

M18-39

489

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

340

Males

314

M18-39

314

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

404

Males

377

M18-39

377

Passing Analysis

Category:
Athletes Passed
3604
Passed By
123
Net Change
+3481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5193
5K → 10K31989+230#5193#4963
10K → 15K4726+466#4963#4497
15K → 20K4459+436#4497#4061
20K → Half684+64#4061#3997
Half → 25K28212+270#3997#3727
25K → 30K5542+552#3727#3175
30K → 20M3201+319#3175#2856
20M → 21M2760+276#2856#2580
21M → 35K1280+128#2580#2452
35K → 23M2120+212#2452#2240
23M → 24M1790+179#2240#2061
24M → 40K1260+126#2061#1935
40K → 25.2M620+62#1935#1873
25.2M → Finish1610+161#1873#1712
TOTALS3604123+3481
📊

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