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BOSTON MARATHON 2023

Eric Smith

Bib: 13160•M

NC

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

Start
0:00:00
Race begins
5K· 3.11 mi
27:47
Rank: #20200
Start → 5K
27:47 | 8:57/mi
10K· 6.21 mi
55:23
Rank: #20280 (-80)
5K → 10K
27:36 | 8:53/mi
15K· 9.32 mi
1:22:55
Rank: #20106 (+174)
10K → 15K
27:32 | 8:52/mi
20K· 12.43 mi
1:50:24
Rank: #19781 (+325)
15K → 20K
27:29 | 8:51/mi
Half· 13.11 mi
1:56:26
Rank: #19774 (+7)
20K → Half
6:02 | 8:51/mi
25K· 15.53 mi
2:17:47
Rank: #19460 (+314)
Half → 25K
21:21 | 8:48/mi
30K· 18.64 mi
2:45:16
Rank: #18926 (+534)
25K → 30K
27:29 | 8:51/mi
20M
2:57:19
Rank: #18710 (+216)
30K → 20M
12:03 | 8:52/mi
21M
3:06:12
Rank: #18361 (+349)
20M → 21M
8:53 | 8:53/mi
35K· 21.75 mi
3:12:45
Rank: #18290 (+71)
21M → 35K
6:33 | 8:45/mi
23M
3:23:49
Rank: #18105 (+185)
35K → 23M
11:04 | 8:50/mi
24M
3:32:34
Rank: #18016 (+89)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:40:05
Rank: #17923 (+93)
24M → 40K
7:31 | 8:47/mi
25.2M
3:43:12
Rank: #17846 (+77)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:51:46
Rank: #17738 (+108)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:56:26
Pace8:53 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:55:20
Pace8:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:0127:478:5727:47
8:57
-
10K
6.21 mi11:23:3755:238:5527:36
8:53
-0:04
15K
9.32 mi11:51:091:22:558:5427:32
8:52
-0:01
20K
12.43 mi12:18:381:50:248:5327:29
8:51
-0:01
Half
13.11 mi12:24:401:56:268:536:02
8:51
0:00
25K
15.53 mi12:46:012:17:478:5221:21
8:48
-0:03
30K
18.64 mi13:13:302:45:168:5227:29
8:51
+0:03
20M
20.00 mi13:25:332:57:198:5212:03
8:52
+0:01
21M
21.00 mi13:34:263:06:128:528:53
8:53
+0:01
35K
21.75 mi13:40:593:12:458:526:33
8:45
-0:08
23M
23.00 mi13:52:033:23:498:5211:04
8:50
+0:05
24M
24.00 mi14:00:483:32:348:518:45
8:45
-0:05
40K
24.85 mi14:08:193:40:058:517:31
8:47
+0:02
25.2M
25.20 mi14:11:263:43:128:513:07
9:02
+0:15
Finish
26.22 mi14:20:003:51:468:518:34
8:24
-0:38

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

8:24 /mi

Average Pace

8:51 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

52:44

23% of race

Time at Steady Pace

2:59:02

77% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:50 /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 mi10:56:0127:478:5727:47
8:57
#20200
10K
6.21 mi11:23:3755:238:5527:36
8:53
#20280
15K
9.32 mi11:51:091:22:558:5427:32
8:52
#20106
20K
12.43 mi12:18:381:50:248:5327:29
8:51
#19781
Half
13.11 mi12:24:401:56:268:536:02
8:51
#19774
25K
15.53 mi12:46:012:17:478:5221:21
8:48
#19460
30K
18.64 mi13:13:302:45:168:5227:29
8:51
#18926
20M
20.00 mi13:25:332:57:198:5212:03
8:52
#18710
21M
21.00 mi13:34:263:06:128:528:53
8:53
#18361
35K
21.75 mi13:40:593:12:458:526:33
8:45
#18290
23M
23.00 mi13:52:033:23:498:5211:04
8:50
#18105
24M
24.00 mi14:00:483:32:348:518:45
8:45
#18016
40K
24.85 mi14:08:193:40:058:517:31
8:47
#17923
25.2M
25.20 mi14:11:263:43:128:513:07
9:02
#17846
Finish
26.22 mi14:20:003:51:468:518:34
8:24
#17738
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi20200122381223819864(Top 75%)12231(Top 81%)12231(Top 596%)
10K6.21 mi3.10 mi20280-8012351-11312351-11320363(Top 76%)12436(Top 82%)12436(Top 606%)
15K9.32 mi3.11 mi20106+17412288+6312288+6319864(Top 75%)12231(Top 81%)12231(Top 596%)
20K12.43 mi3.11 mi19781+32512165+12312165+12318942(Top 71%)11863(Top 78%)11863(Top 578%)
Half13.11 mi0.68 mi19774+712175-1012175-1019789(Top 74%)12209(Top 80%)12209(Top 595%)
25K15.53 mi2.42 mi19460+31412042+13312042+13318006(Top 68%)11427(Top 75%)11427(Top 557%)
30K18.64 mi3.11 mi18926+53411809+23311809+23316373(Top 62%)10636(Top 70%)10636(Top 518%)
20M20.00 mi1.36 mi18710+21611701+10811701+10815863(Top 60%)10347(Top 68%)10347(Top 504%)
21M21.00 mi1.00 mi18361+34911537+16411537+16412803(Top 48%)8933(Top 59%)8933(Top 435%)
35K21.75 mi0.75 mi18290+7111496+4111496+4116783(Top 63%)10594(Top 70%)10594(Top 516%)
23M23.00 mi1.25 mi18105+18511408+8811408+8815243(Top 57%)9901(Top 65%)9901(Top 483%)
24M24.00 mi1.00 mi18016+8911355+5311355+5315982(Top 60%)10153(Top 67%)10153(Top 495%)
40K24.85 mi0.85 mi17923+9311312+4311312+4315094(Top 57%)9716(Top 64%)9716(Top 473%)
25.2M25.20 mi0.35 mi17846+7711280+3211280+3212874(Top 48%)8655(Top 57%)8655(Top 422%)
Finish26.22 mi1.02 mi17738+10811219+6111219+6114842(Top 56%)9638(Top 64%)9638(Top 470%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

19864

Males

12231

M50-54

12231

5K→10K

3.1 - 6.2 mi

Top 76%
×5stories
+79ft-138ft

Overall

20363

Males

12436

M50-54

12436

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

19864

Males

12231

M50-54

12231

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18942

Males

11863

M50-54

11863

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

19789

Males

12209

M50-54

12209

Half→25K

13.1 - 15.5 mi

Top 68%
×4stories
+66ft-88ft

Overall

18006

Males

11427

M50-54

11427

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

16373

Males

10636

M50-54

10636

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

15863

Males

10347

M50-54

10347

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12803

Males

8933

M50-54

8933

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16783

Males

10594

M50-54

10594

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15243

Males

9901

M50-54

9901

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15982

Males

10153

M50-54

10153

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15094

Males

9716

M50-54

9716

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12874

Males

8655

M50-54

8655

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14842

Males

9638

M50-54

9638

Passing Analysis

Category:
Athletes Passed
3086
Passed By
624
Net Change
+2462
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20200
5K → 10K264344-80#20200#20280
10K → 15K284110+174#20280#20106
15K → 20K36540+325#20106#19781
20K → Half3528+7#19781#19774
Half → 25K32612+314#19774#19460
25K → 30K54612+534#19460#18926
30K → 20M2259+216#18926#18710
20M → 21M3512+349#18710#18361
21M → 35K809+71#18361#18290
35K → 23M19712+185#18290#18105
23M → 24M10819+89#18105#18016
24M → 40K10512+93#18016#17923
40K → 25.2M803+77#17923#17846
25.2M → Finish12012+108#17846#17738
TOTALS3086624+2462
📊

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