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BOSTON MARATHON 2023

Thomas Young

Bib: 26011•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
10:33/mi
32:46
↑ 97↓ 3451.5%
10K· 6.21 mi
10:11/mi
1:04:23
↑ 79↓ 1380.4%
15K· 9.32 mi
10:10/mi
1:35:57
↑ 67↓ 78
20K· 12.43 mi
10:32/mi
2:08:39
↑ 106↓ 860.1%
Half· 13.11 mi
10:17/mi
2:15:40
↑ 19↓ 370.5%
25K· 15.53 mi
10:27/mi
2:41:00
↑ 66↓ 880.2%
30K· 18.64 mi
11:04/mi
3:15:22
↑ 181↓ 1480.2%
20M
11:33/mi
3:31:04
↑ 64↓ 500.2%
21M
11:42/mi
3:42:46
↑ 106↓ 241.6%
35K· 21.75 mi
11:22/mi
3:51:16
↑ 17↓ 861.7%
23M
12:17/mi
4:06:39
↑ 23↓ 630.6%
24M
10:54/mi
4:17:33
↓ 821.3%
40K· 24.85 mi
11:11/mi
4:27:07
↓ 200.3%
25.2M
12:08/mi
4:31:18
↑ 13↓ 160.2%
Finish· 26.22 mi
10:40/mi
4:42:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:40
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:26:30
Pace11:11 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4132:4610:3332:46
10:33
-
10K
6.21 mi12:24:181:04:2310:2231:37
10:11
-0:22
15K
9.32 mi12:55:521:35:5710:1831:34
10:10
-0:01
20K
12.43 mi13:28:342:08:3910:2132:42
10:32
+0:22
Half
13.11 mi13:35:352:15:4010:217:01
10:17
-0:15
25K
15.53 mi14:00:552:41:0010:2225:20
10:27
+0:10
30K
18.64 mi14:35:173:15:2210:2934:22
11:04
+0:37
20M
20.00 mi14:50:593:31:0410:3315:42
11:33
+0:29
21M
21.00 mi15:02:413:42:4610:3611:42
11:42
+0:09
35K
21.75 mi15:11:113:51:1610:388:30
11:22
-0:20
23M
23.00 mi15:26:344:06:3910:4315:23
12:17
+0:55
24M
24.00 mi15:37:284:17:3310:4410:54
10:54
-1:23
40K
24.85 mi15:47:024:27:0710:459:34
11:11
+0:17
25.2M
25.20 mi15:51:134:31:1810:464:11
12:08
+0:57
Finish
26.22 mi16:02:054:42:1010:4610:52
10:40
-1:28

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

10:10 /mi

Average Pace

10:46 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:00

57% of race

Time at Steady Pace

1:05:42

23% of race

Time at Slower Pace

55:28

20% of race

Average Pace: 10:46 /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 mi11:52:4132:4610:3332:46
10:33
#24816
10K
6.21 mi12:24:181:04:2310:2231:37
10:11
#24413
15K
9.32 mi12:55:521:35:5710:1831:34
10:10
#24209
20K
12.43 mi13:28:342:08:3910:2132:42
10:32
#24120
Half
13.11 mi13:35:352:15:4010:217:01
10:17
#24104
25K
15.53 mi14:00:552:41:0010:2225:20
10:27
#23892
30K
18.64 mi14:35:173:15:2210:2934:22
11:04
#23775
20M
20.00 mi14:50:593:31:0410:3315:42
11:33
#23764
21M
21.00 mi15:02:413:42:4610:3611:42
11:42
#23672
35K
21.75 mi15:11:113:51:1610:388:30
11:22
#23697
23M
23.00 mi15:26:344:06:3910:4315:23
12:17
#23777
24M
24.00 mi15:37:284:17:3310:4410:54
10:54
#23748
40K
24.85 mi15:47:024:27:0710:459:34
11:11
#23710
25.2M
25.20 mi15:51:134:31:1810:464:11
12:08
#23695
Finish
26.22 mi16:02:054:42:1010:4610:52
10:40
#23684
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24816144571445723801(Top 89%)13998(Top 92%)13998(Top 265%)
10K6.21 mi3.10 mi24413+40314277+18014277+18024075(Top 90%)14124(Top 93%)14124(Top 267%)
15K9.32 mi3.11 mi24209+20414181+9614181+9623801(Top 89%)13998(Top 92%)13998(Top 265%)
20K12.43 mi3.11 mi24120+8914139+4214139+4223882(Top 90%)14025(Top 92%)14025(Top 265%)
Half13.11 mi0.68 mi24104+1614124+1514124+1523811(Top 89%)13978(Top 92%)13978(Top 264%)
25K15.53 mi2.42 mi23892+21214026+9814026+9823092(Top 87%)13632(Top 90%)13632(Top 258%)
30K18.64 mi3.11 mi23775+11713960+6613960+6623187(Top 87%)13605(Top 90%)13605(Top 257%)
20M20.00 mi1.36 mi23764+1113946+1413946+1423596(Top 89%)13737(Top 91%)13737(Top 260%)
21M21.00 mi1.00 mi23672+9213895+5113895+5122237(Top 84%)13084(Top 86%)13084(Top 248%)
35K21.75 mi0.75 mi23697-2513903-813903-823892(Top 90%)13796(Top 91%)13796(Top 261%)
23M23.00 mi1.25 mi23777-8013926-2313926-2324342(Top 91%)14009(Top 92%)14009(Top 265%)
24M24.00 mi1.00 mi23748+2913903+2313903+2322848(Top 86%)13277(Top 87%)13277(Top 251%)
40K24.85 mi0.85 mi23710+3813879+2413879+2422721(Top 85%)13190(Top 87%)13190(Top 250%)
25.2M25.20 mi0.35 mi23695+1513872+713872+722723(Top 85%)13194(Top 87%)13194(Top 250%)
Finish26.22 mi1.02 mi23684+1113857+1513857+1523348(Top 88%)13498(Top 89%)13498(Top 255%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23801

Males

13998

M18-39

13998

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

24075

Males

14124

M18-39

14124

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23801

Males

13998

M18-39

13998

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23882

Males

14025

M18-39

14025

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

23811

Males

13978

M18-39

13978

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

23092

Males

13632

M18-39

13632

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

23187

Males

13605

M18-39

13605

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23596

Males

13737

M18-39

13737

20M→21M

20.0 - 21.0 mi

Top 84%
×8story building
+106ft-24ft

Overall

22237

Males

13084

M18-39

13084

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

23892

Males

13796

M18-39

13796

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24342

Males

14009

M18-39

14009

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

22848

Males

13277

M18-39

13277

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22721

Males

13190

M18-39

13190

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22723

Males

13194

M18-39

13194

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

23348

Males

13498

M18-39

13498

Passing Analysis

Category:
Athletes Passed
1632
Passed By
500
Net Change
+1132
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24816
5K → 10K46057+403#24816#24413
10K → 15K25753+204#24413#24209
15K → 20K14657+89#24209#24120
20K → Half3317+16#24120#24104
Half → 25K22210+212#24104#23892
25K → 30K17154+117#23892#23775
30K → 20M6251+11#23775#23764
20M → 21M1008+92#23764#23672
21M → 35K934-25#23672#23697
35K → 23M24104-80#23697#23777
23M → 24M4718+29#23777#23748
24M → 40K468+38#23748#23710
40K → 25.2M227+15#23710#23695
25.2M → Finish3322+11#23695#23684
TOTALS1632500+1132
📊

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