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BOSTON MARATHON 2023

Kevin Dombro

Bib: 27295•M

FL

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
10:01/mi
31:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:49/mi
1:01:37
↑ 79↓ 1380.4%
15K· 9.32 mi
9:28/mi
1:31:03
↑ 67↓ 78
20K· 12.43 mi
9:22/mi
2:00:09
↑ 106↓ 860.1%
Half· 13.11 mi
9:24/mi
2:06:34
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:29:42
↑ 66↓ 880.2%
30K· 18.64 mi
10:07/mi
3:01:09
↑ 181↓ 1480.2%
20M
9:44/mi
3:14:23
↑ 64↓ 500.2%
21M
10:15/mi
3:24:38
↑ 106↓ 241.6%
35K· 21.75 mi
9:25/mi
3:31:41
↑ 17↓ 861.7%
23M
9:37/mi
3:43:44
↑ 23↓ 630.6%
24M
9:31/mi
3:53:15
↓ 821.3%
40K· 24.85 mi
9:40/mi
4:01:31
↓ 200.3%
25.2M
10:21/mi
4:05:05
↑ 13↓ 160.2%
Finish· 26.22 mi
9:05/mi
4:14:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:06:34
Pace9:39 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:07:46
Pace9:45 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4531:0710:0131:07
10:01
-
10K
6.21 mi12:23:151:01:379:5530:30
9:49
-0:12
15K
9.32 mi12:52:411:31:039:4629:26
9:28
-0:21
20K
12.43 mi13:21:472:00:099:4029:06
9:22
-0:06
Half
13.11 mi13:28:122:06:349:396:25
9:24
+0:02
25K
15.53 mi13:51:202:29:429:3823:08
9:32
+0:08
30K
18.64 mi14:22:473:01:099:4331:27
10:07
+0:35
20M
20.00 mi14:36:013:14:239:4313:14
9:44
-0:23
21M
21.00 mi14:46:163:24:389:4510:15
10:15
+0:31
35K
21.75 mi14:53:193:31:419:447:03
9:25
-0:50
23M
23.00 mi15:05:223:43:449:4412:03
9:37
+0:12
24M
24.00 mi15:14:533:53:159:439:31
9:31
-0:06
40K
24.85 mi15:23:094:01:319:438:16
9:40
+0:09
25.2M
25.20 mi15:26:434:05:059:443:34
10:21
+0:41
Finish
26.22 mi15:35:584:14:209:429:15
9:05
-1:16

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

9:05 /mi

Average Pace

9:42 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:57

70% of race

Time at Steady Pace

1:16:23

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:42 /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 mi11:52:4531:0710:0131:07
10:01
#23486
10K
6.21 mi12:23:151:01:379:5530:30
9:49
#23426
15K
9.32 mi12:52:411:31:039:4629:26
9:28
#23071
20K
12.43 mi13:21:472:00:099:4029:06
9:22
#22603
Half
13.11 mi13:28:122:06:349:396:25
9:24
#22563
25K
15.53 mi13:51:202:29:429:3823:08
9:32
#22316
30K
18.64 mi14:22:473:01:099:4331:27
10:07
#22117
20M
20.00 mi14:36:013:14:239:4313:14
9:44
#21931
21M
21.00 mi14:46:163:24:389:4510:15
10:15
#21781
35K
21.75 mi14:53:193:31:419:447:03
9:25
#21715
23M
23.00 mi15:05:223:43:449:4412:03
9:37
#21545
24M
24.00 mi15:14:533:53:159:439:31
9:31
#21435
40K
24.85 mi15:23:094:01:319:438:16
9:40
#21328
25.2M
25.20 mi15:26:434:05:059:443:34
10:21
#21281
Finish
26.22 mi15:35:584:14:209:429:15
9:05
#21187
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23486138221382222185(Top 83%)13265(Top 87%)13265(Top 251%)
10K6.21 mi3.10 mi23426+6013817+513817+523318(Top 88%)13773(Top 91%)13773(Top 261%)
15K9.32 mi3.11 mi23071+35513659+15813659+15822185(Top 83%)13265(Top 87%)13265(Top 251%)
20K12.43 mi3.11 mi22603+46813447+21213447+21221153(Top 79%)12813(Top 84%)12813(Top 242%)
Half13.11 mi0.68 mi22563+4013417+3013417+3021866(Top 82%)13121(Top 86%)13121(Top 248%)
25K15.53 mi2.42 mi22316+24713284+13313284+13320986(Top 79%)12701(Top 84%)12701(Top 240%)
30K18.64 mi3.11 mi22117+19913191+9313191+9321352(Top 80%)12783(Top 84%)12783(Top 242%)
20M20.00 mi1.36 mi21931+18613102+8913102+8919697(Top 74%)11973(Top 79%)11973(Top 227%)
21M21.00 mi1.00 mi21781+15013028+7413028+7418911(Top 71%)11596(Top 76%)11596(Top 219%)
35K21.75 mi0.75 mi21715+6612992+3612992+3619664(Top 74%)11895(Top 78%)11895(Top 225%)
23M23.00 mi1.25 mi21545+17012899+9312899+9318853(Top 71%)11506(Top 76%)11506(Top 218%)
24M24.00 mi1.00 mi21435+11012837+6212837+6219300(Top 72%)11655(Top 77%)11655(Top 221%)
40K24.85 mi0.85 mi21328+10712779+5812779+5818957(Top 71%)11457(Top 75%)11457(Top 217%)
25.2M25.20 mi0.35 mi21281+4712752+2712752+2718689(Top 70%)11318(Top 75%)11318(Top 214%)
Finish26.22 mi1.02 mi21187+9412697+5512697+5518406(Top 69%)11259(Top 74%)11259(Top 213%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

22185

Males

13265

M18-39

13265

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

23318

Males

13773

M18-39

13773

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

22185

Males

13265

M18-39

13265

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

21153

Males

12813

M18-39

12813

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21866

Males

13121

M18-39

13121

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20986

Males

12701

M18-39

12701

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21352

Males

12783

M18-39

12783

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

19697

Males

11973

M18-39

11973

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18911

Males

11596

M18-39

11596

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19664

Males

11895

M18-39

11895

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18853

Males

11506

M18-39

11506

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

19300

Males

11655

M18-39

11655

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18957

Males

11457

M18-39

11457

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18689

Males

11318

M18-39

11318

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

18406

Males

11259

M18-39

11259

Passing Analysis

Category:
Athletes Passed
2609
Passed By
310
Net Change
+2299
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23486
5K → 10K246186+60#23486#23426
10K → 15K37722+355#23426#23071
15K → 20K4735+468#23071#22603
20K → Half499+40#22603#22563
Half → 25K2569+247#22563#22316
25K → 30K23637+199#22316#22117
30K → 20M1893+186#22117#21931
20M → 21M1533+150#21931#21781
21M → 35K726+66#21781#21715
35K → 23M1777+170#21715#21545
23M → 24M1177+110#21545#21435
24M → 40K1136+107#21435#21328
40K → 25.2M547+47#21328#21281
25.2M → Finish973+94#21281#21187
TOTALS2609310+2299
📊

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