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BOSTON MARATHON 2023

Dan Church

Bib: 8600•M

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 21%
Division (M18-39)
#0 / 5285
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:09
Rank: #4736
Start → 5K
21:09 | 6:48/mi
10K· 6.21 mi
42:02
Rank: #4633 (+103)
5K → 10K
20:53 | 6:43/mi
15K· 9.32 mi
1:02:51
Rank: #4437 (+196)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:23:48
Rank: #4284 (+153)
15K → 20K
20:57 | 6:45/mi
Half· 13.11 mi
1:28:20
Rank: #4250 (+34)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:44:33
Rank: #4053 (+197)
Half → 25K
16:13 | 6:41/mi
30K· 18.64 mi
2:05:46
Rank: #3818 (+235)
25K → 30K
21:13 | 6:50/mi
20M
2:14:59
Rank: #3692 (+126)
30K → 20M
9:13 | 6:47/mi
21M
2:22:06
Rank: #3586 (+106)
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:27:00
Rank: #3526 (+60)
21M → 35K
4:54 | 6:33/mi
23M
2:35:35
Rank: #3450 (+76)
35K → 23M
8:35 | 6:51/mi
24M
2:42:18
Rank: #3421 (+29)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:48:04
Rank: #3359 (+62)
24M → 40K
5:46 | 6:45/mi
25.2M
2:50:34
Rank: #3321 (+38)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:57:24
Rank: #3301 (+20)
25.2M → Finish
6:50 | 6:42/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:20
Pace6:44 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:04
Pace6:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:2921:096:4821:09
6:48
-
10K
6.21 mi11:07:2242:026:4620:53
6:43
-0:05
15K
9.32 mi11:28:111:02:516:4520:49
6:42
-0:01
20K
12.43 mi11:49:081:23:486:4520:57
6:45
+0:03
Half
13.11 mi11:53:401:28:206:444:32
6:39
-0:06
25K
15.53 mi12:09:531:44:336:4416:13
6:41
+0:02
30K
18.64 mi12:31:062:05:466:4521:13
6:50
+0:09
20M
20.00 mi12:40:192:14:596:459:13
6:47
-0:03
21M
21.00 mi12:47:262:22:066:467:07
7:07
+0:20
35K
21.75 mi12:52:202:27:006:464:54
6:33
-0:34
23M
23.00 mi13:00:552:35:356:468:35
6:51
+0:18
24M
24.00 mi13:07:382:42:186:466:43
6:43
-0:08
40K
24.85 mi13:13:242:48:046:465:46
6:45
+0:02
25.2M
25.20 mi13:15:542:50:346:462:30
7:15
+0:30
Finish
26.22 mi13:22:442:57:246:466:50
6:42
-0:33

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

6:33 /mi

Average Pace

6:46 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:54

99% of race

Time at Steady Pace

2:30

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:46:2921:096:4821:09
6:48
#4736
10K
6.21 mi11:07:2242:026:4620:53
6:43
#4633
15K
9.32 mi11:28:111:02:516:4520:49
6:42
#4437
20K
12.43 mi11:49:081:23:486:4520:57
6:45
#4284
Half
13.11 mi11:53:401:28:206:444:32
6:39
#4250
25K
15.53 mi12:09:531:44:336:4416:13
6:41
#4053
30K
18.64 mi12:31:062:05:466:4521:13
6:50
#3818
20M
20.00 mi12:40:192:14:596:459:13
6:47
#3692
21M
21.00 mi12:47:262:22:066:467:07
7:07
#3586
35K
21.75 mi12:52:202:27:006:464:54
6:33
#3526
23M
23.00 mi13:00:552:35:356:468:35
6:51
#3450
24M
24.00 mi13:07:382:42:186:466:43
6:43
#3421
40K
24.85 mi13:13:242:48:046:465:46
6:45
#3359
25.2M
25.20 mi13:15:542:50:346:462:30
7:15
#3321
Finish
26.22 mi13:22:442:57:246:466:50
6:42
#3301
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4736440644064117(Top 15%)3863(Top 25%)3863(Top 73%)
10K6.21 mi3.10 mi4633+1034321+854321+854549(Top 17%)4246(Top 28%)4246(Top 80%)
15K9.32 mi3.11 mi4437+1964150+1714150+1714117(Top 15%)3863(Top 25%)3863(Top 73%)
20K12.43 mi3.11 mi4284+1534014+1364014+1363908(Top 15%)3682(Top 24%)3682(Top 70%)
Half13.11 mi0.68 mi4250+343981+333981+333757(Top 14%)3541(Top 23%)3541(Top 67%)
25K15.53 mi2.42 mi4053+1973808+1733808+1733277(Top 12%)3117(Top 21%)3117(Top 59%)
30K18.64 mi3.11 mi3818+2353600+2083600+2083181(Top 12%)2997(Top 20%)2997(Top 57%)
20M20.00 mi1.36 mi3692+1263487+1133487+1132720(Top 10%)2574(Top 17%)2574(Top 49%)
21M21.00 mi1.00 mi3586+1063393+943393+942693(Top 10%)2529(Top 17%)2529(Top 48%)
35K21.75 mi0.75 mi3526+603340+533340+532720(Top 10%)2563(Top 17%)2563(Top 48%)
23M23.00 mi1.25 mi3450+763262+783262+782966(Top 11%)2767(Top 18%)2767(Top 52%)
24M24.00 mi1.00 mi3421+293233+293233+293195(Top 12%)2961(Top 20%)2961(Top 56%)
40K24.85 mi0.85 mi3359+623177+563177+562560(Top 10%)2374(Top 16%)2374(Top 45%)
25.2M25.20 mi0.35 mi3321+383140+373140+372719(Top 10%)2505(Top 17%)2505(Top 47%)
Finish26.22 mi1.02 mi3301+203121+193121+193537(Top 13%)3162(Top 21%)3162(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4117

Males

3863

M18-39

3863

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4549

Males

4246

M18-39

4246

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4117

Males

3863

M18-39

3863

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3908

Males

3682

M18-39

3682

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3757

Males

3541

M18-39

3541

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3277

Males

3117

M18-39

3117

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3181

Males

2997

M18-39

2997

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2720

Males

2574

M18-39

2574

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2693

Males

2529

M18-39

2529

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2720

Males

2563

M18-39

2563

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2966

Males

2767

M18-39

2767

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3195

Males

2961

M18-39

2961

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2560

Males

2374

M18-39

2374

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2719

Males

2505

M18-39

2505

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3537

Males

3162

M18-39

3162

Passing Analysis

Category:
Athletes Passed
1831
Passed By
396
Net Change
+1435
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4736
5K → 10K261158+103#4736#4633
10K → 15K24650+196#4633#4437
15K → 20K18330+153#4437#4284
20K → Half384+34#4284#4250
Half → 25K2014+197#4250#4053
25K → 30K25722+235#4053#3818
30K → 20M1348+126#3818#3692
20M → 21M1159+106#3692#3586
21M → 35K7111+60#3586#3526
35K → 23M9822+76#3526#3450
23M → 24M5223+29#3450#3421
24M → 40K7210+62#3421#3359
40K → 25.2M413+38#3359#3321
25.2M → Finish6242+20#3321#3301
TOTALS1831396+1435
📊

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