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BOSTON MARATHON 2023

Lee Hays

Bib: 27110•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:10/mi
25:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:49/mi
49:41
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:14:39
↑ 67↓ 78
20K· 12.43 mi
8:25/mi
1:40:48
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:46:26
↑ 19↓ 370.5%
25K· 15.53 mi
9:23/mi
2:09:12
↑ 66↓ 880.2%
30K· 18.64 mi
9:48/mi
2:39:38
↑ 181↓ 1480.2%
20M
9:46/mi
2:52:55
↑ 64↓ 500.2%
21M
11:09/mi
3:04:04
↑ 106↓ 241.6%
35K· 21.75 mi
9:01/mi
3:10:49
↑ 17↓ 861.7%
23M
10:01/mi
3:23:21
↑ 23↓ 630.6%
24M
10:42/mi
3:34:03
↓ 821.3%
40K· 24.85 mi
10:53/mi
3:43:21
↓ 200.3%
25.2M
11:19/mi
3:47:15
↑ 13↓ 160.2%
Finish· 26.22 mi
9:20/mi
3:56:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:26
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time2:10:20
Pace9:57 /mi
📊Positive Split: 22.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:2225:238:1025:23
8:10
-
10K
6.21 mi12:06:4049:418:0024:18
7:49
-0:21
15K
9.32 mi12:31:381:14:398:0124:58
8:02
+0:13
20K
12.43 mi12:57:471:40:488:0726:09
8:25
+0:23
Half
13.11 mi13:03:251:46:268:075:38
8:15
-0:10
25K
15.53 mi13:26:112:09:128:1922:46
9:23
+1:08
30K
18.64 mi13:56:372:39:388:3430:26
9:48
+0:25
20M
20.00 mi14:09:542:52:558:3913:17
9:46
-0:02
21M
21.00 mi14:21:033:04:048:4611:09
11:09
+1:23
35K
21.75 mi14:27:483:10:498:466:45
9:01
-2:08
23M
23.00 mi14:40:203:23:218:5012:32
10:01
+1:00
24M
24.00 mi14:51:023:34:038:5510:42
10:42
+0:41
40K
24.85 mi15:00:203:43:218:599:18
10:53
+0:11
25.2M
25.20 mi15:04:143:47:159:013:54
11:19
+0:26
Finish
26.22 mi15:13:453:56:469:029:31
9:20
-1:59

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

7:49 /mi

Average Pace

9:02 /mi

Slowest Pace

11:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:26

45% of race

Time at Steady Pace

1:22:45

35% of race

Time at Slower Pace

47:35

20% of race

Average Pace: 9:02 /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 mi11:42:2225:238:1025:23
8:10
#15225
10K
6.21 mi12:06:4049:418:0024:18
7:49
#14359
15K
9.32 mi12:31:381:14:398:0124:58
8:02
#14425
20K
12.43 mi12:57:471:40:488:0726:09
8:25
#14949
Half
13.11 mi13:03:251:46:268:075:38
8:15
#15007
25K
15.53 mi13:26:112:09:128:1922:46
9:23
#16154
30K
18.64 mi13:56:372:39:388:3430:26
9:48
#17138
20M
20.00 mi14:09:542:52:558:3913:17
9:46
#17389
21M
21.00 mi14:21:033:04:048:4611:09
11:09
#17765
35K
21.75 mi14:27:483:10:498:466:45
9:01
#17775
23M
23.00 mi14:40:203:23:218:5012:32
10:01
#18008
24M
24.00 mi14:51:023:34:038:5510:42
10:42
#18336
40K
24.85 mi15:00:203:43:218:599:18
10:53
#18584
25.2M
25.20 mi15:04:143:47:159:013:54
11:19
#18662
Finish
26.22 mi15:13:453:56:469:029:31
9:20
#18722
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi15225104211042114690(Top 55%)10177(Top 67%)10177(Top 452%)
10K6.21 mi3.10 mi14359+86610080+34110080+34113321(Top 50%)9690(Top 64%)9690(Top 430%)
15K9.32 mi3.11 mi14425-6610094-1410094-1414690(Top 55%)10177(Top 67%)10177(Top 452%)
20K12.43 mi3.11 mi14949-52410279-18510279-18516343(Top 61%)10772(Top 71%)10772(Top 478%)
Half13.11 mi0.68 mi15007-5810302-2310302-2316189(Top 61%)10774(Top 71%)10774(Top 478%)
25K15.53 mi2.42 mi16154-114710708-40610708-40620472(Top 77%)12478(Top 82%)12478(Top 554%)
30K18.64 mi3.11 mi17138-98411075-36711075-36720433(Top 77%)12396(Top 82%)12396(Top 550%)
20M20.00 mi1.36 mi17389-25111159-8411159-8419766(Top 74%)12009(Top 79%)12009(Top 533%)
21M21.00 mi1.00 mi17765-37611297-13811297-13821131(Top 79%)12578(Top 83%)12578(Top 559%)
35K21.75 mi0.75 mi17775-1011287+1011287+1017978(Top 68%)11131(Top 73%)11131(Top 494%)
23M23.00 mi1.25 mi18008-23311375-8811375-8820011(Top 75%)12025(Top 79%)12025(Top 534%)
24M24.00 mi1.00 mi18336-32811495-12011495-12022444(Top 84%)13081(Top 86%)13081(Top 581%)
40K24.85 mi0.85 mi18584-24811592-9711592-9722082(Top 83%)12868(Top 85%)12868(Top 571%)
25.2M25.20 mi0.35 mi18662-7811615-2311615-2321112(Top 79%)12432(Top 82%)12432(Top 552%)
Finish26.22 mi1.02 mi18722-6011641-2611641-2619509(Top 73%)11754(Top 77%)11754(Top 522%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14690

Males

10177

M45-49

10177

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13321

Males

9690

M45-49

9690

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14690

Males

10177

M45-49

10177

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16343

Males

10772

M45-49

10772

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

16189

Males

10774

M45-49

10774

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

20472

Males

12478

M45-49

12478

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20433

Males

12396

M45-49

12396

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

19766

Males

12009

M45-49

12009

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

21131

Males

12578

M45-49

12578

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

17978

Males

11131

M45-49

11131

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

20011

Males

12025

M45-49

12025

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22444

Males

13081

M45-49

13081

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22082

Males

12868

M45-49

12868

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

21112

Males

12432

M45-49

12432

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

19509

Males

11754

M45-49

11754

Passing Analysis

Category:
Athletes Passed
1413
Passed By
4910
Net Change
-3497
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15225
5K → 10K92862+866#15225#14359
10K → 15K159225-66#14359#14425
15K → 20K70594-524#14425#14949
20K → Half2280-58#14949#15007
Half → 25K111158-1147#15007#16154
25K → 30K351019-984#16154#17138
30K → 20M28279-251#17138#17389
20M → 21M15391-376#17389#17765
21M → 35K5161-10#17765#17775
35K → 23M33266-233#17775#18008
23M → 24M10338-328#18008#18336
24M → 40K12260-248#18336#18584
40K → 25.2M1088-78#18584#18662
25.2M → Finish2989-60#18662#18722
TOTALS14134910-3497
📊

Passing Visuals

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