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BOSTON MARATHON 2023

D. Sculley

MA

Bib: 2752 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 32%
Masters (Masters Men)
#0 / 9891
Top 18%
Division (M45-49)
#0 / 2252
Top 22%
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
5K· 3.11 mi
6:36/mi
20:31
↑ 97↓ 345
10K· 6.21 mi
6:32/mi
40:50
↑ 79↓ 138
15K· 9.32 mi
6:35/mi
1:01:16
↑ 67↓ 78
20K· 12.43 mi
6:39/mi
1:21:56
↑ 106↓ 86
Half· 13.11 mi
6:42/mi
1:26:30
↑ 19↓ 37
25K· 15.53 mi
8:03/mi
1:46:01
↑ 66↓ 88
30K· 18.64 mi
7:33/mi
2:09:28
↑ 181↓ 148
20M
7:22/mi
2:19:28
↑ 64↓ 50
21M
8:01/mi
2:27:29
↑ 106↓ 24
35K· 21.75 mi
7:05/mi
2:32:47
↑ 17↓ 86
23M
7:24/mi
2:42:03
↑ 23↓ 63
24M
7:15/mi
2:49:18
↓ 82
40K· 24.85 mi
7:20/mi
2:55:34
↓ 20
25.2M
7:50/mi
2:58:16
↑ 13↓ 16
Finish· 26.22 mi
7:11/mi
3:05:35
↑ 22↓ 21
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:26:306:36 /mi⚡ faster
2nd Half
1:39:057:34 /mi+14.5%
Positive split — 14.5% 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
20:316:363.11 mi20:31
6:36
-
10K
40:506:343.10 mi20:19
6:32
-0:04
15K
1:01:166:343.11 mi20:26
6:35
+0:03
20K
1:21:566:363.11 mi20:40
6:39
+0:04
Half(13.11 mi)
1:26:306:360.68 mi4:34
6:42
+0:03
25K
1:46:016:492.42 mi19:31
8:03
+1:21
30K
2:09:286:573.11 mi23:27
7:33
-0:30
20M
2:19:286:581.36 mi10:00
7:22
-0:11
21M
2:27:297:011.00 mi8:01
8:01
+0:39
35K
2:32:477:020.75 mi5:18
7:05
-0:56
23M
2:42:037:031.25 mi9:16
7:24
+0:19
24M
2:49:187:031.00 mi7:15
7:15
-0:09
40K
2:55:347:040.85 mi6:16
7:20
+0:05
25.2M
2:58:167:040.35 mi2:42
7:50
+0:30
Finish(26.22 mi)
3:05:357:051.02 mi7:19
7:11
-0:39
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:32 /mi

Average Pace

7:05 /mi

Slowest Pace

8:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:26:30

47% of race

Time at Steady Pace

45:24

24% of race

Time at Slower Pace

53:41

29% of race

Average Pace: 7:05 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi289327532753312129752975
10K3.10 mi2957-642821-682821-68305429152915
15K3.11 mi3002-452862-412862-41312129752975
20K3.11 mi3037-352899-372899-37320630473047
Half(13.11 mi)0.68 mi3088-512944-452944-45433640604060
25K2.42 mi4939-18514591-16474591-16471311594009400
30K3.11 mi5496-5575062-4715062-471754064086408
20M1.36 mi5505-95063-15063-1594452445244
21M1.00 mi5557-525100-375100-37740761116111
35K0.75 mi5536+215079+215079+21578650765076
23M1.25 mi5500+365037+425037+42585250775077
24M1.00 mi5474+265003+345003+34602251205120
40K0.85 mi5432+424959+444959+44562347704770
25.2M0.35 mi5406+264931+284931+28549645954595
Finish(26.22 mi)1.02 mi5374+324902+294902+29626050995099

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21story building
+97ft-345ft

Overall

3121

Males

2975

M45-49

2975

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

3054

Males

2915

M45-49

2915

10K→15K

6.2 - 9.3 mi

Top 12%
×3story building
+67ft-78ft

Overall

3121

Males

2975

M45-49

2975

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3206

Males

3047

M45-49

3047

20K→Half

12.4 - 13.1 mi

Top 16%
×2story building
+19ft-37ft

Overall

4336

Males

4060

M45-49

4060

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13115

Males

9400

M45-49

9400

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7540

Males

6408

M45-49

6408

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

5944

Males

5244

M45-49

5244

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7407

Males

6111

M45-49

6111

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5786

Males

5076

M45-49

5076

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

5852

Males

5077

M45-49

5077

23M→24M

23.0 - 24.0 mi

Top 23%
×6story building
+12ft-82ft

Overall

6022

Males

5120

M45-49

5120

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5623

Males

4770

M45-49

4770

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5496

Males

4595

M45-49

4595

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2story building
+22ft-21ft

Overall

6260

Males

5099

M45-49

5099

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#2893
5K → 10K
190126-64
#2893 → #2957
10K → 15K
12075-45
#2957 → #3002
15K → 20K
10772-35
#3002 → #3037
20K → Half
532-51
#3037 → #3088
Half → 25K
18532-1851
#3088 → #4939
25K → 30K
58932-557
#4939 → #5496
30K → 20M
6253-9
#5496 → #5505
20M → 21M
8432-52
#5505 → #5557
21M → 35K
2344+21
#5557 → #5536
35K → 23M
4682+36
#5536 → #5500
23M → 24M
2955+26
#5500 → #5474
24M → 40K
2567+42
#5474 → #5432
40K → 25.2M
1137+26
#5432 → #5406
25.2M → Finish
3567+32
#5406 → #5374
TOTALS
3227746-2481
#2893 → #5374

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