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BOSTON MARATHON 2024

John Jantz

Bib: 695•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 0.7%
Gender (Male)
#0 / 14578
Top 1%
Division (M18-39)
#0 / 4849
Top 3%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:32
Rank: #826
Start → 5K
18:32 | 5:58/mi
10K· 6.21 mi
36:42
Rank: #666 (+160)
5K → 10K
18:10 | 5:51/mi
15K· 9.32 mi
54:26
Rank: #511 (+155)
10K → 15K
17:44 | 5:42/mi
20K· 12.43 mi
1:12:09
Rank: #394 (+117)
15K → 20K
17:43 | 5:42/mi
Half· 13.11 mi
1:16:00
Rank: #374 (+20)
20K → Half
3:51 | 5:39/mi
25K· 15.53 mi
1:29:50
Rank: #305 (+69)
Half → 25K
13:50 | 5:42/mi
30K· 18.64 mi
1:48:05
Rank: #254 (+51)
25K → 30K
18:15 | 5:52/mi
20M
1:56:08
Rank: #245 (+9)
30K → 20M
8:03 | 5:55/mi
21M
2:02:17
Rank: #224 (+21)
20M → 21M
6:09 | 6:09/mi
35K· 21.75 mi
2:06:39
Rank: #220 (+4)
21M → 35K
4:22 | 5:50/mi
23M
2:14:07
Rank: #205 (+15)
35K → 23M
7:28 | 5:58/mi
24M
2:19:56
Rank: #198 (+7)
23M → 24M
5:49 | 5:49/mi
40K· 24.85 mi
2:24:58
Rank: #189 (+9)
24M → 40K
5:02 | 5:53/mi
25.2M
2:27:11
Rank: #184 (+5)
40K → 25.2M
2:13 | 6:26/mi
Finish· 26.22 mi
2:33:05
Rank: #180 (+4)
25.2M → Finish
5:54 | 5:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:00
Pace5:48 /mi
2nd Half
Distance13.11 mi
Time1:17:05
Pace5:53 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0518:325:5818:32
5:58
-
10K
6.21 mi10:38:1536:425:5418:10
5:51
-0:07
15K
9.32 mi10:55:5954:265:5017:44
5:42
-0:09
20K
12.43 mi11:13:421:12:095:4817:43
5:42
0:00
Half
13.11 mi11:17:331:16:005:483:51
5:39
-0:03
25K
15.53 mi11:31:231:29:505:4713:50
5:42
+0:03
30K
18.64 mi11:49:381:48:055:4818:15
5:52
+0:10
20M
20.00 mi11:57:411:56:085:488:03
5:55
+0:03
21M
21.00 mi12:03:502:02:175:496:09
6:09
+0:14
35K
21.75 mi12:08:122:06:395:494:22
5:50
-0:19
23M
23.00 mi12:15:402:14:075:507:28
5:58
+0:08
24M
24.00 mi12:21:292:19:565:505:49
5:49
-0:09
40K
24.85 mi12:26:312:24:585:505:02
5:53
+0:04
25.2M
25.20 mi12:28:442:27:115:502:13
6:26
+0:33
Finish
26.22 mi12:34:382:33:055:515:54
5:47
-0:39

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

5:39 /mi

Average Pace

5:51 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:52

99% of race

Time at Steady Pace

2:13

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:50 /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 mi10:20:0518:325:5818:32
5:58
#826
10K
6.21 mi10:38:1536:425:5418:10
5:51
#666
15K
9.32 mi10:55:5954:265:5017:44
5:42
#511
20K
12.43 mi11:13:421:12:095:4817:43
5:42
#394
Half
13.11 mi11:17:331:16:005:483:51
5:39
#374
25K
15.53 mi11:31:231:29:505:4713:50
5:42
#305
30K
18.64 mi11:49:381:48:055:4818:15
5:52
#254
20M
20.00 mi11:57:411:56:085:488:03
5:55
#245
21M
21.00 mi12:03:502:02:175:496:09
6:09
#224
35K
21.75 mi12:08:122:06:395:494:22
5:50
#220
23M
23.00 mi12:15:402:14:075:507:28
5:58
#205
24M
24.00 mi12:21:292:19:565:505:49
5:49
#198
40K
24.85 mi12:26:312:24:585:505:02
5:53
#189
25.2M
25.20 mi12:28:442:27:115:502:13
6:26
#184
Finish
26.22 mi12:34:382:33:055:515:54
5:47
#180
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi826796796266(Top 1%)244(Top 2%)244(Top 5%)
10K6.21 mi3.10 mi666+160639+157639+157535(Top 2%)512(Top 4%)512(Top 11%)
15K9.32 mi3.11 mi511+155489+150489+150266(Top 1%)244(Top 2%)244(Top 5%)
20K12.43 mi3.11 mi394+117372+117372+117175(Top 0.7%)171(Top 1%)171(Top 4%)
Half13.11 mi0.68 mi374+20352+20352+20193(Top 0.8%)187(Top 1%)187(Top 4%)
25K15.53 mi2.42 mi305+69283+69283+69161(Top 0.6%)142(Top 1.0%)142(Top 3%)
30K18.64 mi3.11 mi254+51232+51232+51162(Top 0.6%)143(Top 1.0%)143(Top 3%)
20M20.00 mi1.36 mi245+9223+9223+9163(Top 0.6%)144(Top 1.0%)144(Top 3%)
21M21.00 mi1.00 mi224+21202+21202+21125(Top 0.5%)110(Top 0.8%)110(Top 2%)
35K21.75 mi0.75 mi220+4198+4198+4227(Top 0.9%)205(Top 1%)205(Top 4%)
23M23.00 mi1.25 mi205+15183+15183+15153(Top 0.6%)135(Top 0.9%)135(Top 3%)
24M24.00 mi1.00 mi198+7176+7176+7158(Top 0.6%)140(Top 1.0%)140(Top 3%)
40K24.85 mi0.85 mi189+9167+9167+9140(Top 0.5%)123(Top 0.8%)123(Top 3%)
25.2M25.20 mi0.35 mi184+5162+5162+5141(Top 0.6%)126(Top 0.9%)126(Top 3%)
Finish26.22 mi1.02 mi180+4158+4158+4213(Top 0.8%)197(Top 1%)197(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

266

Males

244

M18-39

244

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

535

Males

512

M18-39

512

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

266

Males

244

M18-39

244

15K→20K

9.3 - 12.4 mi

Top 0.7%
×5stories
+106ft-86ft

Overall

175

Males

171

M18-39

171

20K→Half

12.4 - 13.1 mi

Top 0.8%
×2stories
+19ft-37ft

Overall

193

Males

187

M18-39

187

Half→25K

13.1 - 15.5 mi

Top 0.6%
×4stories
+66ft-88ft

Overall

161

Males

142

M18-39

142

25K→30K

15.5 - 18.6 mi

Top 0.6%
×9stories
+181ft-148ft

Overall

162

Males

143

M18-39

143

30K→20M

18.6 - 20.0 mi

Top 0.6%
×5stories
+64ft-50ft

Overall

163

Males

144

M18-39

144

20M→21M

20.0 - 21.0 mi

Top 0.5%
×8stories
+106ft-24ft

Overall

125

Males

110

M18-39

110

21M→35K

21.0 - 21.8 mi

Top 0.9%
×7stories
+17ft-86ft

Overall

227

Males

205

M18-39

205

35K→23M

21.8 - 23.0 mi

Top 0.6%
×5stories
+23ft-63ft

Overall

153

Males

135

M18-39

135

23M→24M

23.0 - 24.0 mi

Top 0.6%
×6stories
+12ft-82ft

Overall

158

Males

140

M18-39

140

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

140

Males

123

M18-39

123

40K→25.2M

24.9 - 25.2 mi

Top 0.6%
×1story
+13ft-16ft

Overall

141

Males

126

M18-39

126

25.2M→Finish

25.2 - 26.2 mi

Top 0.8%
×2stories
+22ft-21ft

Overall

213

Males

197

M18-39

197

Passing Analysis

Category:
Athletes Passed
660
Passed By
14
Net Change
+646
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#826
5K → 10K1644+160#826#666
10K → 15K1550+155#666#511
15K → 20K1181+117#511#394
20K → Half200+20#394#374
Half → 25K690+69#374#305
25K → 30K521+51#305#254
30K → 20M101+9#254#245
20M → 21M210+21#245#224
21M → 35K73+4#224#220
35K → 23M161+15#220#205
23M → 24M92+7#205#198
24M → 40K90+9#198#189
40K → 25.2M61+5#189#184
25.2M → Finish40+4#184#180
TOTALS66014+646
📊

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