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BOSTON MARATHON 2023

Brandon Smith

Bib: 2439•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:30
Rank: #2847
Start → 5K
20:30 | 6:36/mi
10K· 6.21 mi
40:41
Rank: #2784 (+63)
5K → 10K
20:11 | 6:30/mi
15K· 9.32 mi
1:01:26
Rank: #3128 (-344)
10K → 15K
20:45 | 6:41/mi
20K· 12.43 mi
1:21:47
Rank: #2938 (+190)
15K → 20K
20:21 | 6:33/mi
Half· 13.11 mi
1:26:13
Rank: #2930 (+8)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:42:25
Rank: #2938 (-8)
Half → 25K
16:12 | 6:41/mi
30K· 18.64 mi
2:03:33
Rank: #2899 (+39)
25K → 30K
21:08 | 6:48/mi
20M
2:12:55
Rank: #2908 (-9)
30K → 20M
9:22 | 6:54/mi
21M
2:20:17
Rank: #2954 (-46)
20M → 21M
7:22 | 7:22/mi
35K· 21.75 mi
2:25:23
Rank: #2986 (-32)
21M → 35K
5:06 | 6:49/mi
23M
2:34:25
Rank: #3073 (-87)
35K → 23M
9:02 | 7:13/mi
24M
2:41:05
Rank: #3054 (+19)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:47:10
Rank: #3092 (-38)
24M → 40K
6:05 | 7:07/mi
25.2M
2:49:49
Rank: #3113 (-21)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:57:07
Rank: #3222 (-109)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:13
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:30:54
Pace6:56 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3420:306:3620:30
6:36
-
10K
6.21 mi10:41:4540:416:3320:11
6:30
-0:06
15K
9.32 mi11:02:301:01:266:3520:45
6:41
+0:11
20K
12.43 mi11:22:511:21:476:3520:21
6:33
-0:08
Half
13.11 mi11:27:171:26:136:354:26
6:30
-0:03
25K
15.53 mi11:43:291:42:256:3616:12
6:41
+0:11
30K
18.64 mi12:04:372:03:336:3821:08
6:48
+0:07
20M
20.00 mi12:13:592:12:556:399:22
6:54
+0:06
21M
21.00 mi12:21:212:20:176:417:22
7:22
+0:28
35K
21.75 mi12:26:272:25:236:415:06
6:49
-0:33
23M
23.00 mi12:35:292:34:256:439:02
7:13
+0:24
24M
24.00 mi12:42:092:41:056:436:40
6:40
-0:33
40K
24.85 mi12:48:142:47:106:446:05
7:07
+0:27
25.2M
25.20 mi12:50:532:49:496:442:39
7:41
+0:34
Finish
26.22 mi12:58:112:57:076:467:18
7:10
-0:31

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

6:30 /mi

Average Pace

6:46 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:46

85% of race

Time at Steady Pace

23:42

13% of race

Time at Slower Pace

2:39

1% of race

Average Pace: 6:45 /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 mi10:21:3420:306:3620:30
6:36
#2847
10K
6.21 mi10:41:4540:416:3320:11
6:30
#2784
15K
9.32 mi11:02:301:01:266:3520:45
6:41
#3128
20K
12.43 mi11:22:511:21:476:3520:21
6:33
#2938
Half
13.11 mi11:27:171:26:136:354:26
6:30
#2930
25K
15.53 mi11:43:291:42:256:3616:12
6:41
#2938
30K
18.64 mi12:04:372:03:336:3821:08
6:48
#2899
20M
20.00 mi12:13:592:12:556:399:22
6:54
#2908
21M
21.00 mi12:21:212:20:176:417:22
7:22
#2954
35K
21.75 mi12:26:272:25:236:415:06
6:49
#2986
23M
23.00 mi12:35:292:34:256:439:02
7:13
#3073
24M
24.00 mi12:42:092:41:056:436:40
6:40
#3054
40K
24.85 mi12:48:142:47:106:446:05
7:07
#3092
25.2M
25.20 mi12:50:532:49:496:442:39
7:41
#3113
Finish
26.22 mi12:58:112:57:076:467:18
7:10
#3222
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2847271027103912(Top 15%)3676(Top 24%)3676(Top 70%)
10K6.21 mi3.10 mi2784+632654+562654+562764(Top 10%)2642(Top 17%)2642(Top 50%)
15K9.32 mi3.11 mi3128-3442979-3252979-3253912(Top 15%)3676(Top 24%)3676(Top 70%)
20K12.43 mi3.11 mi2938+1902808+1712808+1712569(Top 10%)2458(Top 16%)2458(Top 47%)
Half13.11 mi0.68 mi2930+82797+112797+112804(Top 11%)2688(Top 18%)2688(Top 51%)
25K15.53 mi2.42 mi2938-82806-92806-93230(Top 12%)3078(Top 20%)3078(Top 58%)
30K18.64 mi3.11 mi2899+392773+332773+333001(Top 11%)2839(Top 19%)2839(Top 54%)
20M20.00 mi1.36 mi2908-92779-62779-63361(Top 13%)3144(Top 21%)3144(Top 59%)
21M21.00 mi1.00 mi2954-462816-372816-373944(Top 15%)3636(Top 24%)3636(Top 69%)
35K21.75 mi0.75 mi2986-322843-272843-274244(Top 16%)3879(Top 26%)3879(Top 73%)
23M23.00 mi1.25 mi3073-872919-762919-764836(Top 18%)4335(Top 29%)4335(Top 82%)
24M24.00 mi1.00 mi3054+192898+212898+212925(Top 11%)2717(Top 18%)2717(Top 51%)
40K24.85 mi0.85 mi3092-382929-312929-314418(Top 17%)3919(Top 26%)3919(Top 74%)
25.2M25.20 mi0.35 mi3113-212948-192948-194719(Top 18%)4072(Top 27%)4072(Top 77%)
Finish26.22 mi1.02 mi3222-1093048-1003048-1006151(Top 23%)5024(Top 33%)5024(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3912

Males

3676

M18-39

3676

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2764

Males

2642

M18-39

2642

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3912

Males

3676

M18-39

3676

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2569

Males

2458

M18-39

2458

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2804

Males

2688

M18-39

2688

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3230

Males

3078

M18-39

3078

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3001

Males

2839

M18-39

2839

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3361

Males

3144

M18-39

3144

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3944

Males

3636

M18-39

3636

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4244

Males

3879

M18-39

3879

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4836

Males

4335

M18-39

4335

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2925

Males

2717

M18-39

2717

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4418

Males

3919

M18-39

3919

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4719

Males

4072

M18-39

4072

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6151

Males

5024

M18-39

5024

Passing Analysis

Category:
Athletes Passed
812
Passed By
1187
Net Change
-375
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2847
5K → 10K189126+63#2847#2784
10K → 15K11355-344#2784#3128
15K → 20K21020+190#3128#2938
20K → Half1810+8#2938#2930
Half → 25K6068-8#2930#2938
25K → 30K9960+39#2938#2899
30K → 20M3342-9#2899#2908
20M → 21M2975-46#2908#2954
21M → 35K2456-32#2954#2986
35K → 23M32119-87#2986#3073
23M → 24M4526+19#3073#3054
24M → 40K3371-38#3054#3092
40K → 25.2M1334-21#3092#3113
25.2M → Finish16125-109#3113#3222
TOTALS8121187-375
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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