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BOSTON MARATHON 2023

David Wexler

NY

Bib: 15454 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:20/mi
25:54
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:04/mi
50:58
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:19/mi
1:16:49
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:42/mi
1:43:52
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:08/mi
1:49:25
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:28/mi
2:09:56
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:37/mi
2:36:41
↑ 181↓ 1480.2%
138 ft elev
20M
8:42/mi
2:48:31
↑ 64↓ 500.2%
148 ft elev
21M
9:11/mi
2:57:42
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:21/mi
3:03:57
↑ 17↓ 861.7%
156 ft elev
23M
8:43/mi
3:14:52
↑ 23↓ 630.6%
116 ft elev
24M
8:44/mi
3:23:36
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:46/mi
3:31:06
↓ 200.3%
20 ft elev
25.2M
9:20/mi
3:34:19
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:31/mi
3:43:00
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:49:258:21 /mi⚡ faster
2nd Half
1:53:358:40 /mi+3.8%
Positive split — 3.8% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
25:548:203.11 mi25:54
8:20
-
10K
50:588:123.10 mi25:04
8:04
-0:16
15K
1:16:498:143.11 mi25:51
8:19
+0:15
20K
1:43:528:213.11 mi27:03
8:42
+0:23
Half(13.11 mi)
1:49:258:210.68 mi5:33
8:08
-0:34
25K
2:09:568:222.42 mi20:31
8:28
+0:20
30K
2:36:418:243.11 mi26:45
8:37
+0:09
20M
2:48:318:261.36 mi11:50
8:42
+0:05
21M
2:57:428:281.00 mi9:11
9:11
+0:29
35K
3:03:578:270.75 mi6:15
8:21
-0:50
23M
3:14:528:281.25 mi10:55
8:43
+0:22
24M
3:23:368:291.00 mi8:44
8:44
+0:01
40K
3:31:068:300.85 mi7:30
8:46
+0:02
25.2M
3:34:198:300.35 mi3:13
9:20
+0:34
Finish(26.22 mi)
3:43:008:311.02 mi8:41
8:31
-0:49
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:04 /mi

Average Pace

8:31 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:30:36

94% of race

Time at Steady Pace

12:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:30 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi163871084110841166611093110931
10K3.10 mi15837+55010636+20510636+205152941042410424
15K3.11 mi16122-28510740-10410740-104166611093110931
20K3.11 mi16677-55510936-19610936-196181441153411534
Half(13.11 mi)0.68 mi16608+6910901+3510901+35153111042310423
25K2.42 mi16504+10410842+5910842+59159651052110521
30K3.11 mi16190+31410676+16610676+166149731004510045
20M1.36 mi16071+11910613+6310613+631488599429942
21M1.00 mi15943+12810541+7210541+721438596679667
35K0.75 mi15849+9410486+5510486+551441696119611
23M1.25 mi15750+9910414+7210414+721448595739573
24M1.00 mi15762-1210400+1410400+14158261009210092
40K0.85 mi15726+3610387+1310387+131491696509650
25.2M0.35 mi15698+2810375+1210375+121427693699369
Finish(26.22 mi)1.02 mi15681+1710361+1410361+141553599629962

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16661

Males

10931

M50-54

10931

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

15294

Males

10424

M50-54

10424

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16661

Males

10931

M50-54

10931

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18144

Males

11534

M50-54

11534

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

15311

Males

10423

M50-54

10423

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15965

Males

10521

M50-54

10521

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14973

Males

10045

M50-54

10045

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14885

Males

9942

M50-54

9942

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

14385

Males

9667

M50-54

9667

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14416

Males

9611

M50-54

9611

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

14485

Males

9573

M50-54

9573

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15826

Males

10092

M50-54

10092

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14916

Males

9650

M50-54

9650

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14276

Males

9369

M50-54

9369

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

15535

Males

9962

M50-54

9962

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#16387
5K → 10K
111661+550
#16387 → #15837
10K → 15K
387102-285
#15837 → #16122
15K → 20K
60449-555
#16122 → #16677
20K → Half
877+69
#16677 → #16608
Half → 25K
81185+104
#16608 → #16504
25K → 30K
47361+314
#16504 → #16190
30K → 20M
24143+119
#16190 → #16071
20M → 21M
26154+128
#16071 → #15943
21M → 35K
8102+94
#15943 → #15849
35K → 23M
33132+99
#15849 → #15750
23M → 24M
8068-12
#15750 → #15762
24M → 40K
4076+36
#15762 → #15726
40K → 25.2M
1442+28
#15726 → #15698
25.2M → Finish
5168+17
#15698 → #15681
TOTALS
15142220+706
#16387 → #15681

Passing Visualized

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