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BOSTON MARATHON 2023

Timothy Leahy

Bib: 21594•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:14
Rank: #17161
Start → 5K
8:27/mi
26:14 split
10K· 6.21 mi
52:09
Rank: #17157 (+4)
5K → 10K
8:21/mi
25:55 split
15K· 9.32 mi
1:18:32
Rank: #17363 (-206)
10K → 15K
8:30/mi
26:23 split
20K· 12.43 mi
1:46:43
Rank: #18129 (-766)
15K → 20K
9:04/mi
28:11 split
Half· 13.11 mi
1:52:42
Rank: #18191 (-62)
20K → Half
8:46/mi
5:59 split
25K· 15.53 mi
2:13:25
Rank: #17878 (+313)
Half → 25K
8:33/mi
20:43 split
30K· 18.64 mi
2:40:58
Rank: #17576 (+302)
25K → 30K
8:52/mi
27:33 split
20M
2:53:03
Rank: #17432 (+144)
30K → 20M
8:54/mi
12:05 split
21M
3:02:35
Rank: #17340 (+92)
20M → 21M
9:32/mi
9:32 split
35K· 21.75 mi
3:08:48
Rank: #17233 (+107)
21M → 35K
8:19/mi
6:13 split
23M
3:20:01
Rank: #17143 (+90)
35K → 23M
8:58/mi
11:13 split
24M
3:28:13
Rank: #16953 (+190)
23M → 24M
8:12/mi
8:12 split
40K· 24.85 mi
3:35:33
Rank: #16831 (+122)
24M → 40K
8:35/mi
7:20 split
25.2M
3:38:47
Rank: #16788 (+43)
40K → 25.2M
9:23/mi
3:14 split
Finish· 26.22 mi
3:47:14
Rank: #16683 (+105)
25.2M → Finish
8:18/mi
8:27 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:42
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time1:54:32
Pace8:44 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0726:148:2726:14
8:27
-
10K
6.21 mi11:45:0252:098:2425:55
8:21
-0:06
15K
9.32 mi12:11:251:18:328:2626:23
8:30
+0:09
20K
12.43 mi12:39:361:46:438:3528:11
9:04
+0:34
Half
13.11 mi12:45:351:52:428:365:59
8:46
-0:18
25K
15.53 mi13:06:182:13:258:3520:43
8:33
-0:13
30K
18.64 mi13:33:512:40:588:3827:33
8:52
+0:19
20M
20.00 mi13:45:562:53:038:3912:05
8:54
+0:02
21M
21.00 mi13:55:283:02:358:429:32
9:32
+0:38
35K
21.75 mi14:01:413:08:488:416:13
8:19
-1:13
23M
23.00 mi14:12:543:20:018:4211:13
8:58
+0:39
24M
24.00 mi14:21:063:28:138:418:12
8:12
-0:46
40K
24.85 mi14:28:263:35:338:407:20
8:35
+0:23
25.2M
25.20 mi14:31:403:38:478:413:14
9:23
+0:48
Finish
26.22 mi14:40:073:47:148:408:27
8:18
-1:05

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

8:12 /mi

Average Pace

8:40 /mi

Slowest Pace

9:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:17

82% of race

Time at Steady Pace

40:57

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:19:0726:148:2726:14
8:27
#17161
10K
6.21 mi11:45:0252:098:2425:55
8:21
#17157
15K
9.32 mi12:11:251:18:328:2626:23
8:30
#17363
20K
12.43 mi12:39:361:46:438:3528:11
9:04
#18129
Half
13.11 mi12:45:351:52:428:365:59
8:46
#18191
25K
15.53 mi13:06:182:13:258:3520:43
8:33
#17878
30K
18.64 mi13:33:512:40:588:3827:33
8:52
#17576
20M
20.00 mi13:45:562:53:038:3912:05
8:54
#17432
21M
21.00 mi13:55:283:02:358:429:32
9:32
#17340
35K
21.75 mi14:01:413:08:488:416:13
8:19
#17233
23M
23.00 mi14:12:543:20:018:4211:13
8:58
#17143
24M
24.00 mi14:21:063:28:138:418:12
8:12
#16953
40K
24.85 mi14:28:263:35:338:407:20
8:35
#16831
25.2M
25.20 mi14:31:403:38:478:413:14
9:23
#16788
Finish
26.22 mi14:40:073:47:148:408:27
8:18
#16683
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17161111031110317737(Top 67%)11355(Top 75%)11355(Top 1023%)
10K6.21 mi3.10 mi17157+411112-911112-917191(Top 65%)11178(Top 74%)11178(Top 1007%)
15K9.32 mi3.11 mi17363-20611210-9811210-9817737(Top 67%)11355(Top 75%)11355(Top 1023%)
20K12.43 mi3.11 mi18129-76611518-30811518-30820002(Top 75%)12299(Top 81%)12299(Top 1108%)
Half13.11 mi0.68 mi18191-6211543-2511543-2519286(Top 72%)11992(Top 79%)11992(Top 1080%)
25K15.53 mi2.42 mi17878+31311391+15211391+15216453(Top 62%)10736(Top 71%)10736(Top 967%)
30K18.64 mi3.11 mi17576+30211251+14011251+14016461(Top 62%)10677(Top 70%)10677(Top 962%)
20M20.00 mi1.36 mi17432+14411175+7611175+7615959(Top 60%)10395(Top 68%)10395(Top 936%)
21M21.00 mi1.00 mi17340+9211121+5411121+5416102(Top 60%)10399(Top 69%)10399(Top 937%)
35K21.75 mi0.75 mi17233+10711067+5411067+5414139(Top 53%)9494(Top 63%)9494(Top 855%)
23M23.00 mi1.25 mi17143+9011023+4411023+4415830(Top 59%)10162(Top 67%)10162(Top 915%)
24M24.00 mi1.00 mi16953+19010918+10510918+10512589(Top 47%)8679(Top 57%)8679(Top 782%)
40K24.85 mi0.85 mi16831+12210846+7210846+7213813(Top 52%)9166(Top 60%)9166(Top 826%)
25.2M25.20 mi0.35 mi16788+4310825+2110825+2114536(Top 55%)9492(Top 63%)9492(Top 855%)
Finish26.22 mi1.02 mi16683+10510774+5110774+5114056(Top 53%)9275(Top 61%)9275(Top 836%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

17737

Males

11355

M60-64

11355

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17191

Males

11178

M60-64

11178

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

17737

Males

11355

M60-64

11355

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

20002

Males

12299

M60-64

12299

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

19286

Males

11992

M60-64

11992

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

16453

Males

10736

M60-64

10736

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16461

Males

10677

M60-64

10677

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15959

Males

10395

M60-64

10395

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

16102

Males

10399

M60-64

10399

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14139

Males

9494

M60-64

9494

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15830

Males

10162

M60-64

10162

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

12589

Males

8679

M60-64

8679

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13813

Males

9166

M60-64

9166

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14536

Males

9492

M60-64

9492

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14056

Males

9275

M60-64

9275

Passing Analysis

Category:
Athletes Passed
2196
Passed By
1718
Net Change
+478
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17161
5K → 10K315311+4#17161#17157
10K → 15K114320-206#17157#17363
15K → 20K39805-766#17363#18129
20K → Half1274-62#18129#18191
Half → 25K33017+313#18191#17878
25K → 30K34846+302#17878#17576
30K → 20M16521+144#17576#17432
20M → 21M13543+92#17432#17340
21M → 35K1147+107#17340#17233
35K → 23M12535+90#17233#17143
23M → 24M1922+190#17143#16953
24M → 40K1286+122#16953#16831
40K → 25.2M5310+43#16831#16788
25.2M → Finish12621+105#16788#16683
TOTALS21961718+478
📊

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