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BOSTON MARATHON 2024

Rex Radloff

Bib: 608•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 0.9%
Gender (Male)
#0 / 14578
Top 1%
Division (M18-39)
#0 / 4849
Top 4%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:26
Rank: #248
Start → 5K
17:26 | 5:37/mi
10K· 6.21 mi
35:05
Rank: #262 (-14)
5K → 10K
17:39 | 5:41/mi
15K· 9.32 mi
52:38
Rank: #233 (+29)
10K → 15K
17:33 | 5:39/mi
20K· 12.43 mi
1:10:19
Rank: #209 (+24)
15K → 20K
17:41 | 5:42/mi
Half· 13.11 mi
1:14:11
Rank: #213 (-4)
20K → Half
3:52 | 5:40/mi
25K· 15.53 mi
1:28:10
Rank: #197 (+16)
Half → 25K
13:59 | 5:46/mi
30K· 18.64 mi
1:46:33
Rank: #186 (+11)
25K → 30K
18:23 | 5:55/mi
20M
1:54:58
Rank: #197 (-11)
30K → 20M
8:25 | 6:12/mi
21M
2:01:30
Rank: #198 (-1)
20M → 21M
6:32 | 6:32/mi
35K· 21.75 mi
2:06:06
Rank: #202 (-4)
21M → 35K
4:36 | 6:09/mi
23M
2:14:08
Rank: #206 (-4)
35K → 23M
8:02 | 6:25/mi
24M
2:20:31
Rank: #210 (-4)
23M → 24M
6:23 | 6:23/mi
40K· 24.85 mi
2:26:01
Rank: #217 (-7)
24M → 40K
5:30 | 6:26/mi
25.2M
2:28:24
Rank: #218 (-1)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:34:37
Rank: #222 (-4)
25.2M → Finish
6:13 | 6:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:11
Pace5:40 /mi
2nd Half
Distance13.11 mi
Time1:20:26
Pace6:08 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3117:265:3717:26
5:37
-
10K
6.21 mi10:35:1035:055:3917:39
5:41
+0:04
15K
9.32 mi10:52:4352:385:3917:33
5:39
-0:02
20K
12.43 mi11:10:241:10:195:3917:41
5:42
+0:03
Half
13.11 mi11:14:161:14:115:403:52
5:40
-0:02
25K
15.53 mi11:28:151:28:105:4113:59
5:46
+0:06
30K
18.64 mi11:46:381:46:335:4318:23
5:55
+0:09
20M
20.00 mi11:55:031:54:585:458:25
6:12
+0:17
21M
21.00 mi12:01:352:01:305:476:32
6:32
+0:20
35K
21.75 mi12:06:112:06:065:484:36
6:09
-0:23
23M
23.00 mi12:14:132:14:085:508:02
6:25
+0:16
24M
24.00 mi12:20:362:20:315:516:23
6:23
-0:02
40K
24.85 mi12:26:062:26:015:525:30
6:26
+0:03
25.2M
25.20 mi12:28:292:28:245:532:23
6:55
+0:29
Finish
26.22 mi12:34:422:34:375:546:13
6:06
-0:49

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

5:37 /mi

Average Pace

5:54 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:10

57% of race

Time at Steady Pace

37:37

24% of race

Time at Slower Pace

28:50

19% of race

Average Pace: 5:54 /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 mi10:17:3117:265:3717:26
5:37
#248
10K
6.21 mi10:35:1035:055:3917:39
5:41
#262
15K
9.32 mi10:52:4352:385:3917:33
5:39
#233
20K
12.43 mi11:10:241:10:195:3917:41
5:42
#209
Half
13.11 mi11:14:161:14:115:403:52
5:40
#213
25K
15.53 mi11:28:151:28:105:4113:59
5:46
#197
30K
18.64 mi11:46:381:46:335:4318:23
5:55
#186
20M
20.00 mi11:55:031:54:585:458:25
6:12
#197
21M
21.00 mi12:01:352:01:305:476:32
6:32
#198
35K
21.75 mi12:06:112:06:065:484:36
6:09
#202
23M
23.00 mi12:14:132:14:085:508:02
6:25
#206
24M
24.00 mi12:20:362:20:315:516:23
6:23
#210
40K
24.85 mi12:26:062:26:015:525:30
6:26
#217
25.2M
25.20 mi12:28:292:28:245:532:23
6:55
#218
Finish
26.22 mi12:34:422:34:375:546:13
6:06
#222
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi248227227193(Top 0.8%)177(Top 1%)177(Top 4%)
10K6.21 mi3.10 mi262-14241-14241-14289(Top 1%)268(Top 2%)268(Top 6%)
15K9.32 mi3.11 mi233+29212+29212+29193(Top 0.8%)177(Top 1%)177(Top 4%)
20K12.43 mi3.11 mi209+24188+24188+24165(Top 0.6%)162(Top 1%)162(Top 3%)
Half13.11 mi0.68 mi213-4192-4192-4225(Top 0.9%)208(Top 1%)208(Top 4%)
25K15.53 mi2.42 mi197+16176+16176+16202(Top 0.8%)181(Top 1%)181(Top 4%)
30K18.64 mi3.11 mi186+11165+11165+11190(Top 0.7%)171(Top 1%)171(Top 4%)
20M20.00 mi1.36 mi197-11176-11176-11383(Top 1%)355(Top 2%)355(Top 7%)
21M21.00 mi1.00 mi198-1177-1177-1366(Top 1%)342(Top 2%)342(Top 7%)
35K21.75 mi0.75 mi202-4181-4181-4529(Top 2%)496(Top 3%)496(Top 10%)
23M23.00 mi1.25 mi206-4184-3184-3545(Top 2%)512(Top 4%)512(Top 11%)
24M24.00 mi1.00 mi210-4188-4188-4728(Top 3%)685(Top 5%)685(Top 14%)
40K24.85 mi0.85 mi217-7195-7195-7612(Top 2%)572(Top 4%)572(Top 12%)
25.2M25.20 mi0.35 mi218-1196-1196-1455(Top 2%)416(Top 3%)416(Top 9%)
Finish26.22 mi1.02 mi222-4200-4200-4549(Top 2%)514(Top 4%)514(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.8%
×21stories
+97ft-345ft

Overall

193

Males

177

M18-39

177

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

289

Males

268

M18-39

268

10K→15K

6.2 - 9.3 mi

Top 0.8%
×3stories
+67ft-78ft

Overall

193

Males

177

M18-39

177

15K→20K

9.3 - 12.4 mi

Top 0.6%
×5stories
+106ft-86ft

Overall

165

Males

162

M18-39

162

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2stories
+19ft-37ft

Overall

225

Males

208

M18-39

208

Half→25K

13.1 - 15.5 mi

Top 0.8%
×4stories
+66ft-88ft

Overall

202

Males

181

M18-39

181

25K→30K

15.5 - 18.6 mi

Top 0.7%
×9stories
+181ft-148ft

Overall

190

Males

171

M18-39

171

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

383

Males

355

M18-39

355

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

366

Males

342

M18-39

342

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

529

Males

496

M18-39

496

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

545

Males

512

M18-39

512

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

728

Males

685

M18-39

685

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

612

Males

572

M18-39

572

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

455

Males

416

M18-39

416

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

549

Males

514

M18-39

514

Passing Analysis

Category:
Athletes Passed
135
Passed By
109
Net Change
+26
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#248
5K → 10K1024-14#248#262
10K → 15K290+29#262#233
15K → 20K262+24#233#209
20K → Half26-4#209#213
Half → 25K215+16#213#197
25K → 30K198+11#197#186
30K → 20M415-11#186#197
20M → 21M45-1#197#198
21M → 35K26-4#198#202
35K → 23M610-4#202#206
23M → 24M37-4#206#210
24M → 40K18-7#210#217
40K → 25.2M45-1#217#218
25.2M → Finish48-4#218#222
TOTALS135109+26
📊

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