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BOSTON MARATHON 2023

John Hall

Bib: 29515•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:49/mi
33:35
↑ 97↓ 3451.5%
10K· 6.21 mi
10:40/mi
1:06:43
↑ 79↓ 1380.4%
15K· 9.32 mi
10:36/mi
1:39:39
↑ 67↓ 78
20K· 12.43 mi
10:47/mi
2:13:09
↑ 106↓ 860.1%
Half· 13.11 mi
11:20/mi
2:20:53
↑ 19↓ 370.5%
25K· 15.53 mi
12:22/mi
2:50:52
↑ 66↓ 880.2%
30K· 18.64 mi
13:22/mi
3:32:23
↑ 181↓ 1480.2%
20M
14:52/mi
3:52:35
↑ 64↓ 500.2%
21M
14:35/mi
4:07:10
↑ 106↓ 241.6%
35K· 21.75 mi
12:25/mi
4:16:27
↑ 17↓ 861.7%
23M
14:26/mi
4:34:31
↑ 23↓ 630.6%
24M
12:26/mi
4:46:57
↓ 821.3%
40K· 24.85 mi
12:57/mi
4:58:01
↓ 200.3%
25.2M
13:58/mi
5:02:50
↑ 13↓ 160.2%
Finish· 26.22 mi
11:15/mi
5:14:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:53
Pace10:45 /mi
2nd Half
Distance13.11 mi
Time2:53:25
Pace13:14 /mi
📊Positive Split: 23.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:5633:3510:4933:35
10:49
-
10K
6.21 mi12:30:041:06:4310:4433:08
10:40
-0:09
15K
9.32 mi13:03:001:39:3910:4132:56
10:36
-0:04
20K
12.43 mi13:36:302:13:0910:4333:30
10:47
+0:11
Half
13.11 mi13:44:142:20:5310:457:44
11:20
+0:33
25K
15.53 mi14:14:132:50:5211:0029:59
12:22
+1:02
30K
18.64 mi14:55:443:32:2311:2441:31
13:22
+1:00
20M
20.00 mi15:15:563:52:3511:3820:12
14:52
+1:30
21M
21.00 mi15:30:314:07:1011:4614:35
14:35
-0:17
35K
21.75 mi15:39:484:16:2711:489:17
12:25
-2:10
23M
23.00 mi15:57:524:34:3111:5618:04
14:26
+2:01
24M
24.00 mi16:10:184:46:5711:5712:26
12:26
-2:00
40K
24.85 mi16:21:224:58:0111:5911:04
12:57
+0:31
25.2M
25.20 mi16:26:115:02:5012:014:49
13:58
+1:01
Finish
26.22 mi16:37:395:14:1812:0011:28
11:15
-2:43

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

10:36 /mi

Average Pace

12:00 /mi

Slowest Pace

14:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:21

48% of race

Time at Steady Pace

1:02:46

20% of race

Time at Slower Pace

1:39:11

32% of race

Average Pace: 11:59 /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 mi11:56:5633:3510:4933:35
10:49
#25379
10K
6.21 mi12:30:041:06:4310:4433:08
10:40
#25144
15K
9.32 mi13:03:001:39:3910:4132:56
10:36
#24964
20K
12.43 mi13:36:302:13:0910:4333:30
10:47
#24794
Half
13.11 mi13:44:142:20:5310:457:44
11:20
#24827
25K
15.53 mi14:14:132:50:5211:0029:59
12:22
#25020
30K
18.64 mi14:55:443:32:2311:2441:31
13:22
#25220
20M
20.00 mi15:15:563:52:3511:3820:12
14:52
#25362
21M
21.00 mi15:30:314:07:1011:4614:35
14:35
#25382
35K
21.75 mi15:39:484:16:2711:489:17
12:25
#25381
23M
23.00 mi15:57:524:34:3111:5618:04
14:26
#25450
24M
24.00 mi16:10:184:46:5711:5712:26
12:26
#25443
40K
24.85 mi16:21:224:58:0111:5911:04
12:57
#25428
25.2M
25.20 mi16:26:115:02:5012:014:49
13:58
#25423
Finish
26.22 mi16:37:395:14:1812:0011:28
11:15
#25398
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25379146941469424633(Top 93%)14363(Top 95%)14363(Top 272%)
10K6.21 mi3.10 mi25144+23514608+8614608+8624956(Top 94%)14518(Top 96%)14518(Top 275%)
15K9.32 mi3.11 mi24964+18014527+8114527+8124633(Top 93%)14363(Top 95%)14363(Top 272%)
20K12.43 mi3.11 mi24794+17014435+9214435+9224299(Top 91%)14190(Top 94%)14190(Top 268%)
Half13.11 mi0.68 mi24827-3314449-1414449-1425323(Top 95%)14620(Top 96%)14620(Top 277%)
25K15.53 mi2.42 mi25020-19314524-7514524-7525434(Top 96%)14661(Top 97%)14661(Top 277%)
30K18.64 mi3.11 mi25220-20014592-6814592-6825676(Top 96%)14718(Top 97%)14718(Top 278%)
20M20.00 mi1.36 mi25362-14214635-4314635-4326243(Top 99%)14969(Top 99%)14969(Top 283%)
21M21.00 mi1.00 mi25382-2014638-314638-325470(Top 96%)14603(Top 96%)14603(Top 276%)
35K21.75 mi0.75 mi25381+114633+514633+525081(Top 94%)14366(Top 95%)14366(Top 272%)
23M23.00 mi1.25 mi25450-6914661-2814661-2826089(Top 98%)14888(Top 98%)14888(Top 282%)
24M24.00 mi1.00 mi25443+714658+314658+324991(Top 94%)14295(Top 94%)14295(Top 270%)
40K24.85 mi0.85 mi25428+1514647+1114647+1124891(Top 93%)14251(Top 94%)14251(Top 270%)
25.2M25.20 mi0.35 mi25423+514645+214645+224980(Top 94%)14274(Top 94%)14274(Top 270%)
Finish26.22 mi1.02 mi25398+2514627+1814627+1824364(Top 92%)14006(Top 92%)14006(Top 265%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24633

Males

14363

M18-39

14363

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

24956

Males

14518

M18-39

14518

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24633

Males

14363

M18-39

14363

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

24299

Males

14190

M18-39

14190

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

25323

Males

14620

M18-39

14620

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

25434

Males

14661

M18-39

14661

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25676

Males

14718

M18-39

14718

30K→20M

18.6 - 20.0 mi

Top 99%
×5story building
+64ft-50ft

Overall

26243

Males

14969

M18-39

14969

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25470

Males

14603

M18-39

14603

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

25081

Males

14366

M18-39

14366

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

26089

Males

14888

M18-39

14888

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

24991

Males

14295

M18-39

14295

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24891

Males

14251

M18-39

14251

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

24980

Males

14274

M18-39

14274

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

24364

Males

14006

M18-39

14006

Passing Analysis

Category:
Athletes Passed
932
Passed By
951
Net Change
-19
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25379
5K → 10K30570+235#25379#25144
10K → 15K22040+180#25144#24964
15K → 20K19525+170#24964#24794
20K → Half1346-33#24794#24827
Half → 25K23216-193#24827#25020
25K → 30K28228-200#25020#25220
30K → 20M5147-142#25220#25362
20M → 21M2141-20#25362#25382
21M → 35K2120+1#25382#25381
35K → 23M877-69#25381#25450
23M → 24M2619+7#25450#25443
24M → 40K249+15#25443#25428
40K → 25.2M105+5#25428#25423
25.2M → Finish338+25#25423#25398
TOTALS932951-19
📊

Passing Visuals

Category:
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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