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BOSTON MARATHON 2023

Jeff Miles

Bib: 12404•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 30%
Gender (Male)
#0 / 15176
Top 44%
Masters (Masters Men)
#0 / 9891
Top 31%
Division (M50-54)
#0 / 2052
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:31
Rank: #10238
Start → 5K
23:31 | 7:34/mi
10K· 6.21 mi
46:54
Rank: #10439 (-201)
5K → 10K
23:23 | 7:32/mi
15K· 9.32 mi
1:10:05
Rank: #10226 (+213)
10K → 15K
23:11 | 7:28/mi
20K· 12.43 mi
1:33:15
Rank: #9855 (+371)
15K → 20K
23:10 | 7:27/mi
Half· 13.11 mi
1:38:21
Rank: #9862 (-7)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:56:32
Rank: #9665 (+197)
Half → 25K
18:11 | 7:30/mi
30K· 18.64 mi
2:19:56
Rank: #9210 (+455)
25K → 30K
23:24 | 7:32/mi
20M
2:30:03
Rank: #8969 (+241)
30K → 20M
10:07 | 7:27/mi
21M
2:37:39
Rank: #8708 (+261)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:42:58
Rank: #8591 (+117)
21M → 35K
5:19 | 7:06/mi
23M
2:52:10
Rank: #8360 (+231)
35K → 23M
9:12 | 7:21/mi
24M
2:59:28
Rank: #8225 (+135)
23M → 24M
7:18 | 7:18/mi
40K· 24.85 mi
3:05:41
Rank: #8078 (+147)
24M → 40K
6:13 | 7:16/mi
25.2M
3:08:19
Rank: #7996 (+82)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:15:35
Rank: #7893 (+103)
25.2M → Finish
7:16 | 7:08/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:38:21
Pace7:30 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:37:14
Pace7:25 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2123:317:3423:31
7:34
-
10K
6.21 mi11:14:4446:547:3323:23
7:32
-0:02
15K
9.32 mi11:37:551:10:057:3123:11
7:28
-0:04
20K
12.43 mi12:01:051:33:157:3023:10
7:27
-0:01
Half
13.11 mi12:06:111:38:217:305:06
7:29
+0:02
25K
15.53 mi12:24:221:56:327:3018:11
7:30
+0:01
30K
18.64 mi12:47:462:19:567:3023:24
7:32
+0:02
20M
20.00 mi12:57:532:30:037:3010:07
7:27
-0:05
21M
21.00 mi13:05:292:37:397:307:36
7:36
+0:09
35K
21.75 mi13:10:482:42:587:305:19
7:06
-0:30
23M
23.00 mi13:20:002:52:107:299:12
7:21
+0:15
24M
24.00 mi13:27:182:59:287:297:18
7:18
-0:03
40K
24.85 mi13:33:313:05:417:286:13
7:16
-0:02
25.2M
25.20 mi13:36:093:08:197:282:38
7:38
+0:22
Finish
26.22 mi13:43:253:15:357:287:16
7:08
-0:30

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

7:06 /mi

Average Pace

7:28 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:35

35% of race

Time at Steady Pace

2:07:00

65% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:51:2123:317:3423:31
7:34
#10238
10K
6.21 mi11:14:4446:547:3323:23
7:32
#10439
15K
9.32 mi11:37:551:10:057:3123:11
7:28
#10226
20K
12.43 mi12:01:051:33:157:3023:10
7:27
#9855
Half
13.11 mi12:06:111:38:217:305:06
7:29
#9862
25K
15.53 mi12:24:221:56:327:3018:11
7:30
#9665
30K
18.64 mi12:47:462:19:567:3023:24
7:32
#9210
20M
20.00 mi12:57:532:30:037:3010:07
7:27
#8969
21M
21.00 mi13:05:292:37:397:307:36
7:36
#8708
35K
21.75 mi13:10:482:42:587:305:19
7:06
#8591
23M
23.00 mi13:20:002:52:107:299:12
7:21
#8360
24M
24.00 mi13:27:182:59:287:297:18
7:18
#8225
40K
24.85 mi13:33:313:05:417:286:13
7:16
#8078
25.2M
25.20 mi13:36:093:08:197:282:38
7:38
#7996
Finish
26.22 mi13:43:253:15:357:287:16
7:08
#7893
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10238824882489859(Top 37%)8061(Top 53%)8061(Top 393%)
10K6.21 mi3.10 mi10439-2018380-1328380-13210650(Top 40%)8504(Top 56%)8504(Top 414%)
15K9.32 mi3.11 mi10226+2138287+938287+939859(Top 37%)8061(Top 53%)8061(Top 393%)
20K12.43 mi3.11 mi9855+3718067+2208067+2208952(Top 34%)7470(Top 49%)7470(Top 364%)
Half13.11 mi0.68 mi9862-78075-88075-89931(Top 37%)8041(Top 53%)8041(Top 392%)
25K15.53 mi2.42 mi9665+1977940+1357940+1358772(Top 33%)7297(Top 48%)7297(Top 356%)
30K18.64 mi3.11 mi9210+4557629+3117629+3117437(Top 28%)6347(Top 42%)6347(Top 309%)
20M20.00 mi1.36 mi8969+2417468+1617468+1616444(Top 24%)5613(Top 37%)5613(Top 274%)
21M21.00 mi1.00 mi8708+2617288+1807288+1805108(Top 19%)4561(Top 30%)4561(Top 222%)
35K21.75 mi0.75 mi8591+1177198+907198+905967(Top 22%)5220(Top 34%)5220(Top 254%)
23M23.00 mi1.25 mi8360+2317037+1617037+1615572(Top 21%)4895(Top 32%)4895(Top 239%)
24M24.00 mi1.00 mi8225+1356926+1116926+1116377(Top 24%)5340(Top 35%)5340(Top 260%)
40K24.85 mi0.85 mi8078+1476816+1106816+1105266(Top 20%)4527(Top 30%)4527(Top 221%)
25.2M25.20 mi0.35 mi7996+826750+666750+664598(Top 17%)4011(Top 26%)4011(Top 195%)
Finish26.22 mi1.02 mi7893+1036670+806670+805991(Top 23%)4930(Top 32%)4930(Top 240%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9859

Males

8061

M50-54

8061

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10650

Males

8504

M50-54

8504

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9859

Males

8061

M50-54

8061

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

8952

Males

7470

M50-54

7470

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9931

Males

8041

M50-54

8041

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8772

Males

7297

M50-54

7297

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7437

Males

6347

M50-54

6347

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6444

Males

5613

M50-54

5613

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5108

Males

4561

M50-54

4561

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

5967

Males

5220

M50-54

5220

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5572

Males

4895

M50-54

4895

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6377

Males

5340

M50-54

5340

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5266

Males

4527

M50-54

4527

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4598

Males

4011

M50-54

4011

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

5991

Males

4930

M50-54

4930

Passing Analysis

Category:
Athletes Passed
3002*
Passed By
657
Net Change
+2345
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10238
5K → 10K208*409-201#10238#10439
10K → 15K315102+213#10439#10226
15K → 20K399*28+371#10226#9855
20K → Half2229-7#9855#9862
Half → 25K22528+197#9862#9665
25K → 30K468*13+455#9665#9210
30K → 20M2454+241#9210#8969
20M → 21M2654+261#8969#8708
21M → 35K1192+117#8708#8591
35K → 23M2343+231#8591#8360
23M → 24M1449+135#8360#8225
24M → 40K1558+147#8225#8078
40K → 25.2M853+82#8078#7996
25.2M → Finish11815+103#7996#7893
TOTALS3002*657+2345

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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