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BOSTON MARATHON 2024

Grant Grafentin

Bib: 339•M

OR

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 0.5%
Gender (Male)
#0 / 14578
Top 0.8%
Division (M18-39)
#0 / 4849
Top 2%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
16:38
Rank: #82
Start → 5K
16:38 | 5:21/mi
10K· 6.21 mi
33:32
Rank: #82
5K → 10K
16:54 | 5:26/mi
15K· 9.32 mi
50:35
Rank: #67 (+15)
10K → 15K
17:03 | 5:29/mi
20K· 12.43 mi
1:08:00
Rank: #77 (-10)
15K → 20K
17:25 | 5:36/mi
Half· 13.11 mi
1:11:51
Rank: #79 (-2)
20K → Half
3:51 | 5:39/mi
25K· 15.53 mi
1:25:42
Rank: #86 (-7)
Half → 25K
13:51 | 5:43/mi
30K· 18.64 mi
1:44:16
Rank: #111 (-25)
25K → 30K
18:34 | 5:59/mi
20M
1:52:31
Rank: #115 (-4)
30K → 20M
8:15 | 6:04/mi
21M
1:59:07
Rank: #123 (-8)
20M → 21M
6:36 | 6:36/mi
35K· 21.75 mi
2:03:34
Rank: #124 (-1)
21M → 35K
4:27 | 5:57/mi
23M
2:11:17
Rank: #129 (-5)
35K → 23M
7:43 | 6:10/mi
24M
2:17:17
Rank: #133 (-4)
23M → 24M
6:00 | 6:00/mi
40K· 24.85 mi
2:22:33
Rank: #132 (+1)
24M → 40K
5:16 | 6:10/mi
25.2M
2:24:56
Rank: #132
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:31:08
Rank: #135 (-3)
25.2M → Finish
6:12 | 6:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:11:51
Pace5:29 /mi
2nd Half
Distance13.11 mi
Time1:19:17
Pace6:03 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:16:4216:385:2116:38
5:21
-
10K
6.21 mi10:33:3633:325:2416:54
5:26
+0:05
15K
9.32 mi10:50:3950:355:2617:03
5:29
+0:03
20K
12.43 mi11:08:041:08:005:2817:25
5:36
+0:07
Half
13.11 mi11:11:551:11:515:293:51
5:39
+0:03
25K
15.53 mi11:25:461:25:425:3113:51
5:43
+0:04
30K
18.64 mi11:44:201:44:165:3618:34
5:59
+0:16
20M
20.00 mi11:52:351:52:315:388:15
6:04
+0:05
21M
21.00 mi11:59:111:59:075:406:36
6:36
+0:32
35K
21.75 mi12:03:382:03:345:414:27
5:57
-0:39
23M
23.00 mi12:11:212:11:175:427:43
6:10
+0:13
24M
24.00 mi12:17:212:17:175:436:00
6:00
-0:10
40K
24.85 mi12:22:372:22:335:445:16
6:10
+0:10
25.2M
25.20 mi12:25:002:24:565:452:23
6:55
+0:45
Finish
26.22 mi12:31:122:31:085:466:12
6:05
-0:50

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

5:21 /mi

Average Pace

5:46 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:42

57% of race

Time at Steady Pace

56:27

37% of race

Time at Slower Pace

8:59

6% of race

Average Pace: 5:46 /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 mi10:16:4216:385:2116:38
5:21
#82
10K
6.21 mi10:33:3633:325:2416:54
5:26
#82
15K
9.32 mi10:50:3950:355:2617:03
5:29
#67
20K
12.43 mi11:08:041:08:005:2817:25
5:36
#77
Half
13.11 mi11:11:551:11:515:293:51
5:39
#79
25K
15.53 mi11:25:461:25:425:3113:51
5:43
#86
30K
18.64 mi11:44:201:44:165:3618:34
5:59
#111
20M
20.00 mi11:52:351:52:315:388:15
6:04
#115
21M
21.00 mi11:59:111:59:075:406:36
6:36
#123
35K
21.75 mi12:03:382:03:345:414:27
5:57
#124
23M
23.00 mi12:11:212:11:175:427:43
6:10
#129
24M
24.00 mi12:17:212:17:175:436:00
6:00
#133
40K
24.85 mi12:22:372:22:335:445:16
6:10
#132
25.2M
25.20 mi12:25:002:24:565:452:23
6:55
#132
Finish
26.22 mi12:31:122:31:085:466:12
6:05
#135
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi82666679(Top 0.3%)79(Top 0.5%)79(Top 2%)
10K6.21 mi3.10 mi82666694(Top 0.4%)77(Top 0.5%)77(Top 2%)
15K9.32 mi3.11 mi67+1567-167-179(Top 0.3%)79(Top 0.5%)79(Top 2%)
20K12.43 mi3.11 mi77-1077-1077-10111(Top 0.4%)109(Top 0.7%)109(Top 2%)
Half13.11 mi0.68 mi79-279-279-2188(Top 0.7%)182(Top 1%)182(Top 4%)
25K15.53 mi2.42 mi86-786-786-7164(Top 0.6%)145(Top 1.0%)145(Top 3%)
30K18.64 mi3.11 mi111-2593-793-7233(Top 0.9%)210(Top 1%)210(Top 4%)
20M20.00 mi1.36 mi115-497-497-4258(Top 1%)234(Top 2%)234(Top 5%)
21M21.00 mi1.00 mi123-8105-8105-8443(Top 2%)415(Top 3%)415(Top 9%)
35K21.75 mi0.75 mi124-1105105303(Top 1%)279(Top 2%)279(Top 6%)
23M23.00 mi1.25 mi129-5110-5110-5285(Top 1%)263(Top 2%)263(Top 5%)
24M24.00 mi1.00 mi133-4114-4114-4261(Top 1%)238(Top 2%)238(Top 5%)
40K24.85 mi0.85 mi132+1114114296(Top 1%)271(Top 2%)271(Top 6%)
25.2M25.20 mi0.35 mi132114114451(Top 2%)412(Top 3%)412(Top 8%)
Finish26.22 mi1.02 mi135-3117-3117-3526(Top 2%)491(Top 3%)491(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.3%
×21stories
+97ft-345ft

Overall

79

Males

79

M18-39

79

5K→10K

3.1 - 6.2 mi

Top 0.4%
×5stories
+79ft-138ft

Overall

94

Males

77

M18-39

77

10K→15K

6.2 - 9.3 mi

Top 0.3%
×3stories
+67ft-78ft

Overall

79

Males

79

M18-39

79

15K→20K

9.3 - 12.4 mi

Top 0.4%
×5stories
+106ft-86ft

Overall

111

Males

109

M18-39

109

20K→Half

12.4 - 13.1 mi

Top 0.7%
×2stories
+19ft-37ft

Overall

188

Males

182

M18-39

182

Half→25K

13.1 - 15.5 mi

Top 0.6%
×4stories
+66ft-88ft

Overall

164

Males

145

M18-39

145

25K→30K

15.5 - 18.6 mi

Top 0.9%
×9stories
+181ft-148ft

Overall

233

Males

210

M18-39

210

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

258

Males

234

M18-39

234

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

443

Males

415

M18-39

415

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

303

Males

279

M18-39

279

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

285

Males

263

M18-39

263

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

261

Males

238

M18-39

238

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

296

Males

271

M18-39

271

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

451

Males

412

M18-39

412

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

526

Males

491

M18-39

491

Passing Analysis

Category:
Athletes Passed
44
Passed By
97
Net Change
-53
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#82
5K → 10K330#82#82
10K → 15K194+15#82#67
15K → 20K212-10#67#77
20K → Half02-2#77#79
Half → 25K411-7#79#86
25K → 30K429-25#86#111
30K → 20M15-4#111#115
20M → 21M210-8#115#123
21M → 35K23-1#123#124
35K → 23M16-5#124#129
23M → 24M15-4#129#133
24M → 40K21+1#133#132
40K → 25.2M110#132#132
25.2M → Finish25-3#132#135
TOTALS4497-53
📊

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