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BOSTON MARATHON 2023

Zachary Lister

Bib: 24731•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
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
32:37
Rank: #24707
Start → 5K
32:37 | 10:30/mi
10K· 6.21 mi
1:04:14
Rank: #24347 (+360)
5K → 10K
31:37 | 10:11/mi
15K· 9.32 mi
1:36:11
Rank: #24267 (+80)
10K → 15K
31:57 | 10:17/mi
20K· 12.43 mi
2:08:01
Rank: #24019 (+248)
15K → 20K
31:50 | 10:15/mi
Half· 13.11 mi
2:15:19
Rank: #24043 (-24)
20K → Half
7:18 | 10:42/mi
25K· 15.53 mi
2:41:15
Rank: #23925 (+118)
Half → 25K
25:56 | 10:42/mi
30K· 18.64 mi
3:14:10
Rank: #23636 (+289)
25K → 30K
32:55 | 10:36/mi
20M
3:28:36
Rank: #23532 (+104)
30K → 20M
14:26 | 10:37/mi
21M
3:41:43
Rank: #23591 (-59)
20M → 21M
13:07 | 13:07/mi
35K· 21.75 mi
3:49:14
Rank: #23526 (+65)
21M → 35K
7:31 | 10:03/mi
23M
4:02:04
Rank: #23399 (+127)
35K → 23M
12:50 | 10:15/mi
24M
4:11:59
Rank: #23288 (+111)
23M → 24M
9:55 | 9:55/mi
40K· 24.85 mi
4:19:56
Rank: #23117 (+171)
24M → 40K
7:57 | 9:18/mi
25.2M
4:23:19
Rank: #23043 (+74)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
4:31:35
Rank: #22851 (+192)
25.2M → Finish
8:16 | 8:07/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:15:19
Pace10:19 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:16:16
Pace10:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:2932:3710:3032:37
10:30
-
10K
6.21 mi12:21:061:04:1410:2031:37
10:11
-0:19
15K
9.32 mi12:53:031:36:1110:1931:57
10:17
+0:06
20K
12.43 mi13:24:532:08:0110:1831:50
10:15
-0:02
Half
13.11 mi13:32:112:15:1910:197:18
10:42
+0:27
25K
15.53 mi13:58:072:41:1510:2325:56
10:42
0:00
30K
18.64 mi14:31:023:14:1010:2532:55
10:36
-0:06
20M
20.00 mi14:45:283:28:3610:2614:26
10:37
+0:01
21M
21.00 mi14:58:353:41:4310:3313:07
13:07
+2:30
35K
21.75 mi15:06:063:49:1410:327:31
10:03
-3:04
23M
23.00 mi15:18:564:02:0410:3112:50
10:15
+0:12
24M
24.00 mi15:28:514:11:5910:309:55
9:55
-0:20
40K
24.85 mi15:36:484:19:5610:277:57
9:18
-0:37
25.2M
25.20 mi15:40:114:23:1910:273:23
9:49
+0:31
Finish
26.22 mi15:48:274:31:3510:228:16
8:07
-1:42

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

8:07 /mi

Average Pace

10:22 /mi

Slowest Pace

13:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:13

6% of race

Time at Steady Pace

4:02:15

89% of race

Time at Slower Pace

13:07

5% of race

Average Pace: 10:21 /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 mi11:49:2932:3710:3032:37
10:30
#24707
10K
6.21 mi12:21:061:04:1410:2031:37
10:11
#24347
15K
9.32 mi12:53:031:36:1110:1931:57
10:17
#24267
20K
12.43 mi13:24:532:08:0110:1831:50
10:15
#24019
Half
13.11 mi13:32:112:15:1910:197:18
10:42
#24043
25K
15.53 mi13:58:072:41:1510:2325:56
10:42
#23925
30K
18.64 mi14:31:023:14:1010:2532:55
10:36
#23636
20M
20.00 mi14:45:283:28:3610:2614:26
10:37
#23532
21M
21.00 mi14:58:353:41:4310:3313:07
13:07
#23591
35K
21.75 mi15:06:063:49:1410:327:31
10:03
#23526
23M
23.00 mi15:18:564:02:0410:3112:50
10:15
#23399
24M
24.00 mi15:28:514:11:5910:309:55
9:55
#23288
40K
24.85 mi15:36:484:19:5610:277:57
9:18
#23117
25.2M
25.20 mi15:40:114:23:1910:273:23
9:49
#23043
Finish
26.22 mi15:48:274:31:3510:228:16
8:07
#22851
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24707144081440824057(Top 90%)14116(Top 93%)14116(Top 267%)
10K6.21 mi3.10 mi24347+36014249+15914249+15924073(Top 90%)14122(Top 93%)14122(Top 267%)
15K9.32 mi3.11 mi24267+8014204+4514204+4524057(Top 90%)14116(Top 93%)14116(Top 267%)
20K12.43 mi3.11 mi24019+24814093+11114093+11123373(Top 88%)13799(Top 91%)13799(Top 261%)
Half13.11 mi0.68 mi24043-2414103-1014103-1024514(Top 92%)14270(Top 94%)14270(Top 270%)
25K15.53 mi2.42 mi23925+11814044+5914044+5923505(Top 88%)13809(Top 91%)13809(Top 261%)
30K18.64 mi3.11 mi23636+28913895+14913895+14922399(Top 84%)13252(Top 87%)13252(Top 251%)
20M20.00 mi1.36 mi23532+10413834+6113834+6121984(Top 83%)12993(Top 86%)12993(Top 246%)
21M21.00 mi1.00 mi23591-5913855-2113855-2124211(Top 91%)13982(Top 92%)13982(Top 265%)
35K21.75 mi0.75 mi23526+6513822+3313822+3321403(Top 80%)12672(Top 84%)12672(Top 240%)
23M23.00 mi1.25 mi23399+12713747+7513747+7520712(Top 78%)12341(Top 81%)12341(Top 234%)
24M24.00 mi1.00 mi23288+11113693+5413693+5420550(Top 77%)12238(Top 81%)12238(Top 232%)
40K24.85 mi0.85 mi23117+17113592+10113592+10117517(Top 66%)10815(Top 71%)10815(Top 205%)
25.2M25.20 mi0.35 mi23043+7413558+3413558+3416578(Top 62%)10390(Top 68%)10390(Top 197%)
Finish26.22 mi1.02 mi22851+19213456+10213456+10212860(Top 48%)8714(Top 57%)8714(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

24057

Males

14116

M18-39

14116

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

24073

Males

14122

M18-39

14122

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

24057

Males

14116

M18-39

14116

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23373

Males

13799

M18-39

13799

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

24514

Males

14270

M18-39

14270

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23505

Males

13809

M18-39

13809

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

22399

Males

13252

M18-39

13252

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

21984

Males

12993

M18-39

12993

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

24211

Males

13982

M18-39

13982

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21403

Males

12672

M18-39

12672

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20712

Males

12341

M18-39

12341

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

20550

Males

12238

M18-39

12238

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17517

Males

10815

M18-39

10815

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16578

Males

10390

M18-39

10390

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12860

Males

8714

M18-39

8714

Passing Analysis

Category:
Athletes Passed
2188
Passed By
332
Net Change
+1856
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24707
5K → 10K42161+360#24707#24347
10K → 15K17292+80#24347#24267
15K → 20K26315+248#24267#24019
20K → Half1337-24#24019#24043
Half → 25K14830+118#24043#23925
25K → 30K2989+289#23925#23636
30K → 20M1128+104#23636#23532
20M → 21M1574-59#23532#23591
21M → 35K650+65#23591#23526
35K → 23M1314+127#23526#23399
23M → 24M1121+111#23399#23288
24M → 40K1721+171#23288#23117
40K → 25.2M740+74#23117#23043
25.2M → Finish1920+192#23043#22851
TOTALS2188332+1856
📊

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