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BOSTON MARATHON 2023

Ken Reid

Bib: 30574•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 44%
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:05
Rank: #16829
Start → 5K
26:05 | 8:24/mi
10K· 6.21 mi
51:25
Rank: #16320 (+509)
5K → 10K
25:20 | 8:09/mi
15K· 9.32 mi
1:15:52
Rank: #15415 (+905)
10K → 15K
24:27 | 7:52/mi
20K· 12.43 mi
1:40:15
Rank: #14618 (+797)
15K → 20K
24:23 | 7:51/mi
Half· 13.11 mi
1:45:36
Rank: #14536 (+82)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:04:28
Rank: #13956 (+580)
Half → 25K
18:52 | 7:47/mi
30K· 18.64 mi
2:29:36
Rank: #13474 (+482)
25K → 30K
25:08 | 8:05/mi
20M
2:40:34
Rank: #13262 (+212)
30K → 20M
10:58 | 8:04/mi
21M
2:48:46
Rank: #12948 (+314)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:54:24
Rank: #12777 (+171)
21M → 35K
5:38 | 7:32/mi
23M
3:03:43
Rank: #12345 (+432)
35K → 23M
9:19 | 7:26/mi
24M
3:11:05
Rank: #12090 (+255)
23M → 24M
7:22 | 7:22/mi
40K· 24.85 mi
3:17:35
Rank: #11878 (+212)
24M → 40K
6:30 | 7:36/mi
25.2M
3:20:32
Rank: #11845 (+33)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:28:22
Rank: #11743 (+102)
25.2M → Finish
7:50 | 7:41/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:36
Pace8:03 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:42:46
Pace7:50 /mi
📊Negative Split: 2.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:4426:058:2426:05
8:24
-
10K
6.21 mi12:10:0451:258:1625:20
8:09
-0:15
15K
9.32 mi12:34:311:15:528:0824:27
7:52
-0:17
20K
12.43 mi12:58:541:40:158:0424:23
7:51
-0:01
Half
13.11 mi13:04:151:45:368:035:21
7:50
-0:01
25K
15.53 mi13:23:072:04:288:0118:52
7:47
-0:03
30K
18.64 mi13:48:152:29:368:0225:08
8:05
+0:18
20M
20.00 mi13:59:132:40:348:0210:58
8:04
-0:01
21M
21.00 mi14:07:252:48:468:028:12
8:12
+0:08
35K
21.75 mi14:13:032:54:248:015:38
7:32
-0:40
23M
23.00 mi14:22:223:03:437:599:19
7:26
-0:06
24M
24.00 mi14:29:443:11:057:587:22
7:22
-0:04
40K
24.85 mi14:36:143:17:357:576:30
7:36
+0:14
25.2M
25.20 mi14:39:113:20:327:572:57
8:33
+0:57
Finish
26.22 mi14:47:013:28:227:577:50
7:41
-0:52

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

7:22 /mi

Average Pace

7:57 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:48

70% of race

Time at Steady Pace

1:02:34

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:57 /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 mi11:44:4426:058:2426:05
8:24
#16829
10K
6.21 mi12:10:0451:258:1625:20
8:09
#16320
15K
9.32 mi12:34:311:15:528:0824:27
7:52
#15415
20K
12.43 mi12:58:541:40:158:0424:23
7:51
#14618
Half
13.11 mi13:04:151:45:368:035:21
7:50
#14536
25K
15.53 mi13:23:072:04:288:0118:52
7:47
#13956
30K
18.64 mi13:48:152:29:368:0225:08
8:05
#13474
20M
20.00 mi13:59:132:40:348:0210:58
8:04
#13262
21M
21.00 mi14:07:252:48:468:028:12
8:12
#12948
35K
21.75 mi14:13:032:54:248:015:38
7:32
#12777
23M
23.00 mi14:22:223:03:437:599:19
7:26
#12345
24M
24.00 mi14:29:443:11:057:587:22
7:22
#12090
40K
24.85 mi14:36:143:17:357:576:30
7:36
#11878
25.2M
25.20 mi14:39:113:20:327:572:57
8:33
#11845
Finish
26.22 mi14:47:013:28:227:577:50
7:41
#11743
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi16829109921099213254(Top 50%)9598(Top 63%)9598(Top 182%)
10K6.21 mi3.10 mi16320+50910829+16310829+16315917(Top 60%)10672(Top 70%)10672(Top 202%)
15K9.32 mi3.11 mi15415+90510471+35810471+35813254(Top 50%)9598(Top 63%)9598(Top 182%)
20K12.43 mi3.11 mi14618+79710155+31610155+31612135(Top 46%)9070(Top 60%)9070(Top 172%)
Half13.11 mi0.68 mi14536+8210128+2710128+2713020(Top 49%)9477(Top 62%)9477(Top 179%)
25K15.53 mi2.42 mi13956+5809853+2759853+27510941(Top 41%)8475(Top 56%)8475(Top 160%)
30K18.64 mi3.11 mi13474+4829631+2229631+22211568(Top 43%)8617(Top 57%)8617(Top 163%)
20M20.00 mi1.36 mi13262+2129531+1009531+10010791(Top 41%)8151(Top 54%)8151(Top 154%)
21M21.00 mi1.00 mi12948+3149373+1589373+1588625(Top 32%)6861(Top 45%)6861(Top 130%)
35K21.75 mi0.75 mi12777+1719287+869287+868735(Top 33%)6952(Top 46%)6952(Top 132%)
23M23.00 mi1.25 mi12345+4329076+2119076+2116115(Top 23%)5267(Top 35%)5267(Top 100%)
24M24.00 mi1.00 mi12090+2558942+1348942+1346845(Top 26%)5634(Top 37%)5634(Top 107%)
40K24.85 mi0.85 mi11878+2128836+1068836+1067352(Top 28%)5851(Top 39%)5851(Top 111%)
25.2M25.20 mi0.35 mi11845+338814+228814+229845(Top 37%)7231(Top 48%)7231(Top 137%)
Finish26.22 mi1.02 mi11743+1028748+668748+669878(Top 37%)7223(Top 48%)7223(Top 137%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

13254

Males

9598

M18-39

9598

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15917

Males

10672

M18-39

10672

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

13254

Males

9598

M18-39

9598

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

12135

Males

9070

M18-39

9070

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

13020

Males

9477

M18-39

9477

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10941

Males

8475

M18-39

8475

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11568

Males

8617

M18-39

8617

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10791

Males

8151

M18-39

8151

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8625

Males

6861

M18-39

6861

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

8735

Males

6952

M18-39

6952

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6115

Males

5267

M18-39

5267

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6845

Males

5634

M18-39

5634

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7352

Males

5851

M18-39

5851

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9845

Males

7231

M18-39

7231

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9878

Males

7223

M18-39

7223

Passing Analysis

Category:
Athletes Passed
5307
Passed By
221
Net Change
+5086
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16829
5K → 10K634125+509#16829#16320
10K → 15K91712+905#16320#15415
15K → 20K8014+797#15415#14618
20K → Half897+82#14618#14536
Half → 25K5800+580#14536#13956
25K → 30K49412+482#13956#13474
30K → 20M22210+212#13474#13262
20M → 21M3173+314#13262#12948
21M → 35K1743+171#12948#12777
35K → 23M4320+432#12777#12345
23M → 24M2561+255#12345#12090
24M → 40K2142+212#12090#11878
40K → 25.2M4916+33#11878#11845
25.2M → Finish12826+102#11845#11743
TOTALS5307221+5086
📊

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