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BOSTON MARATHON 2023

Mark Tucker

Bib: 25123•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
8:49/mi
27:24
↑ 97↓ 3451.5%
10K· 6.21 mi
8:30/mi
53:48
↑ 79↓ 1380.4%
15K· 9.32 mi
8:31/mi
1:20:16
↑ 67↓ 78
20K· 12.43 mi
8:26/mi
1:46:28
↑ 106↓ 860.1%
Half· 13.11 mi
8:23/mi
1:52:11
↑ 19↓ 370.5%
25K· 15.53 mi
8:46/mi
2:13:26
↑ 66↓ 880.2%
30K· 18.64 mi
9:19/mi
2:42:22
↑ 181↓ 1480.2%
20M
9:53/mi
2:55:48
↑ 64↓ 500.2%
21M
11:13/mi
3:07:01
↑ 106↓ 241.6%
35K· 21.75 mi
10:00/mi
3:14:30
↑ 17↓ 861.7%
23M
10:32/mi
3:27:41
↑ 23↓ 630.6%
24M
10:17/mi
3:37:58
↓ 821.3%
40K· 24.85 mi
10:18/mi
3:46:46
↓ 200.3%
25.2M
10:32/mi
3:50:24
↑ 13↓ 160.2%
Finish· 26.22 mi
9:27/mi
4:00:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:11
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time2:07:51
Pace9:45 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:3627:248:4927:24
8:49
-
10K
6.21 mi12:10:0053:488:3926:24
8:30
-0:19
15K
9.32 mi12:36:281:20:168:3726:28
8:31
+0:01
20K
12.43 mi13:02:401:46:288:3426:12
8:26
-0:05
Half
13.11 mi13:08:231:52:118:335:43
8:23
-0:03
25K
15.53 mi13:29:382:13:268:3521:15
8:46
+0:23
30K
18.64 mi13:58:342:42:228:4328:56
9:19
+0:33
20M
20.00 mi14:12:002:55:488:4713:26
9:53
+0:34
21M
21.00 mi14:23:133:07:018:5411:13
11:13
+1:20
35K
21.75 mi14:30:423:14:308:577:29
10:00
-1:13
23M
23.00 mi14:43:533:27:419:0213:11
10:32
+0:32
24M
24.00 mi14:54:103:37:589:0510:17
10:17
-0:15
40K
24.85 mi15:02:583:46:469:078:48
10:18
+0:01
25.2M
25.20 mi15:06:363:50:249:093:38
10:32
+0:14
Finish
26.22 mi15:16:144:00:029:109:38
9:27
-1:05

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

8:23 /mi

Average Pace

9:10 /mi

Slowest Pace

11:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:26

56% of race

Time at Steady Pace

52:00

22% of race

Time at Slower Pace

54:36

23% of race

Average Pace: 9:09 /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 mi11:43:3627:248:4927:24
8:49
#19565
10K
6.21 mi12:10:0053:488:3926:24
8:30
#18858
15K
9.32 mi12:36:281:20:168:3726:28
8:31
#18541
20K
12.43 mi13:02:401:46:288:3426:12
8:26
#18010
Half
13.11 mi13:08:231:52:118:335:43
8:23
#17951
25K
15.53 mi13:29:382:13:268:3521:15
8:46
#17885
30K
18.64 mi13:58:342:42:228:4328:56
9:19
#18040
20M
20.00 mi14:12:002:55:488:4713:26
9:53
#18279
21M
21.00 mi14:23:133:07:018:5411:13
11:13
#18583
35K
21.75 mi14:30:423:14:308:577:29
10:00
#18707
23M
23.00 mi14:43:533:27:419:0213:11
10:32
#18978
24M
24.00 mi14:54:103:37:589:0510:17
10:17
#19142
40K
24.85 mi15:02:583:46:469:078:48
10:18
#19243
25.2M
25.20 mi15:06:363:50:249:093:38
10:32
#19265
Finish
26.22 mi15:16:144:00:029:109:38
9:27
#19319
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19565119911199117933(Top 67%)11460(Top 76%)11460(Top 217%)
10K6.21 mi3.10 mi18858+70711790+20111790+20118228(Top 68%)11600(Top 76%)11600(Top 219%)
15K9.32 mi3.11 mi18541+31711679+11111679+11117933(Top 67%)11460(Top 76%)11460(Top 217%)
20K12.43 mi3.11 mi18010+53111467+21211467+21216446(Top 62%)10816(Top 71%)10816(Top 205%)
Half13.11 mi0.68 mi17951+5911443+2411443+2416997(Top 64%)11095(Top 73%)11095(Top 210%)
25K15.53 mi2.42 mi17885+6611396+4711396+4717745(Top 67%)11301(Top 74%)11301(Top 214%)
30K18.64 mi3.11 mi18040-15511429-3311429-3318682(Top 70%)11641(Top 77%)11641(Top 220%)
20M20.00 mi1.36 mi18279-23911508-7911508-7920127(Top 76%)12168(Top 80%)12168(Top 230%)
21M21.00 mi1.00 mi18583-30411644-13611644-13621288(Top 80%)12649(Top 83%)12649(Top 239%)
35K21.75 mi0.75 mi18707-12411685-4111685-4121257(Top 80%)12600(Top 83%)12600(Top 238%)
23M23.00 mi1.25 mi18978-27111789-10411789-10421377(Top 80%)12628(Top 83%)12628(Top 239%)
24M24.00 mi1.00 mi19142-16411847-5811847-5821511(Top 81%)12634(Top 83%)12634(Top 239%)
40K24.85 mi0.85 mi19243-10111886-3911886-3920698(Top 78%)12233(Top 81%)12233(Top 231%)
25.2M25.20 mi0.35 mi19265-2211889-311889-319189(Top 72%)11561(Top 76%)11561(Top 219%)
Finish26.22 mi1.02 mi19319-5411907-1811907-1819946(Top 75%)11957(Top 79%)11957(Top 226%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

17933

Males

11460

M18-39

11460

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

18228

Males

11600

M18-39

11600

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

17933

Males

11460

M18-39

11460

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

16446

Males

10816

M18-39

10816

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16997

Males

11095

M18-39

11095

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17745

Males

11301

M18-39

11301

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

18682

Males

11641

M18-39

11641

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20127

Males

12168

M18-39

12168

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21288

Males

12649

M18-39

12649

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

21257

Males

12600

M18-39

12600

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

21377

Males

12628

M18-39

12628

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

21511

Males

12634

M18-39

12634

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20698

Males

12233

M18-39

12233

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19189

Males

11561

M18-39

11561

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

19946

Males

11957

M18-39

11957

Passing Analysis

Category:
Athletes Passed
2312
Passed By
2066
Net Change
+246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19565
5K → 10K827120+707#19565#18858
10K → 15K39073+317#18858#18541
15K → 20K54615+531#18541#18010
20K → Half6910+59#18010#17951
Half → 25K15690+66#17951#17885
25K → 30K134289-155#17885#18040
30K → 20M34273-239#18040#18279
20M → 21M18322-304#18279#18583
21M → 35K19143-124#18583#18707
35K → 23M15286-271#18707#18978
23M → 24M25189-164#18978#19142
24M → 40K28129-101#19142#19243
40K → 25.2M1436-22#19243#19265
25.2M → Finish3791-54#19265#19319
TOTALS23122066+246
📊

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