Boston Marathon logo
BOSTON MARATHON 2023

Harry Markuse

Bib: 24699•M

MA

0:00
0:00
/ mi
Be the first to cheer!
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
31:36
Rank: #23866
Start → 5K
31:36 | 10:10/mi
10K· 6.21 mi
1:04:06
Rank: #24303 (-437)
5K → 10K
32:30 | 10:28/mi
15K· 9.32 mi
1:36:07
Rank: #24247 (+56)
10K → 15K
32:01 | 10:18/mi
20K· 12.43 mi
2:08:43
Rank: #24130 (+117)
15K → 20K
32:36 | 10:30/mi
Half· 13.11 mi
2:15:51
Rank: #24135 (-5)
20K → Half
7:08 | 10:27/mi
25K· 15.53 mi
2:44:27
Rank: #24327 (-192)
Half → 25K
28:36 | 11:48/mi
30K· 18.64 mi
3:22:41
Rank: #24484 (-157)
25K → 30K
38:14 | 12:18/mi
20M
3:41:16
Rank: #24631 (-147)
30K → 20M
18:35 | 13:40/mi
21M
3:53:49
Rank: #24586 (+45)
20M → 21M
12:33 | 12:33/mi
35K· 21.75 mi
4:03:02
Rank: #24617 (-31)
21M → 35K
9:13 | 12:19/mi
23M
4:17:56
Rank: #24577 (+40)
35K → 23M
14:54 | 11:54/mi
24M
4:30:41
Rank: #24634 (-57)
23M → 24M
12:45 | 12:45/mi
40K· 24.85 mi
4:41:30
Rank: #24648 (-14)
24M → 40K
10:49 | 12:39/mi
25.2M
4:45:45
Rank: #24631 (+17)
40K → 25.2M
4:15 | 12:19/mi
Finish· 26.22 mi
4:56:16
Rank: #24588 (+43)
25.2M → Finish
10:31 | 10:19/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:51
Pace10:22 /mi
2nd Half
Distance13.11 mi
Time2:40:25
Pace12:14 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5531:3610:1031:36
10:10
-
10K
6.21 mi12:26:251:04:0610:1932:30
10:28
+0:18
15K
9.32 mi12:58:261:36:0710:1932:01
10:18
-0:10
20K
12.43 mi13:31:022:08:4310:2132:36
10:30
+0:12
Half
13.11 mi13:38:102:15:5110:227:08
10:27
-0:03
25K
15.53 mi14:06:462:44:2710:3528:36
11:48
+1:21
30K
18.64 mi14:45:003:22:4110:5238:14
12:18
+0:30
20M
20.00 mi15:03:353:41:1611:0418:35
13:40
+1:22
21M
21.00 mi15:16:083:53:4911:0812:33
12:33
-1:07
35K
21.75 mi15:25:214:03:0211:109:13
12:19
-0:14
23M
23.00 mi15:40:154:17:5611:1314:54
11:54
-0:25
24M
24.00 mi15:53:004:30:4111:1712:45
12:45
+0:51
40K
24.85 mi16:03:494:41:3011:2010:49
12:39
-0:06
25.2M
25.20 mi16:08:044:45:4511:204:15
12:19
-0:20
Finish
26.22 mi16:18:354:56:1611:1810:31
10:19
-2:00

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

10:10 /mi

Average Pace

11:18 /mi

Slowest Pace

13:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:22

49% of race

Time at Steady Pace

1:35:12

32% of race

Time at Slower Pace

54:42

18% of race

Average Pace: 11:18 /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 mi11:53:5531:3610:1031:36
10:10
#23866
10K
6.21 mi12:26:251:04:0610:1932:30
10:28
#24303
15K
9.32 mi12:58:261:36:0710:1932:01
10:18
#24247
20K
12.43 mi13:31:022:08:4310:2132:36
10:30
#24130
Half
13.11 mi13:38:102:15:5110:227:08
10:27
#24135
25K
15.53 mi14:06:462:44:2710:3528:36
11:48
#24327
30K
18.64 mi14:45:003:22:4110:5238:14
12:18
#24484
20M
20.00 mi15:03:353:41:1611:0418:35
13:40
#24631
21M
21.00 mi15:16:083:53:4911:0812:33
12:33
#24586
35K
21.75 mi15:25:214:03:0211:109:13
12:19
#24617
23M
23.00 mi15:40:154:17:5611:1314:54
11:54
#24577
24M
24.00 mi15:53:004:30:4111:1712:45
12:45
#24634
40K
24.85 mi16:03:494:41:3011:2010:49
12:39
#24648
25.2M
25.20 mi16:08:044:45:4511:204:15
12:19
#24631
Finish
26.22 mi16:18:354:56:1611:1810:31
10:19
#24588
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi23866140231402324103(Top 91%)14132(Top 93%)14132(Top 267%)
10K6.21 mi3.10 mi24303-43714227-20414227-20424612(Top 92%)14360(Top 95%)14360(Top 272%)
15K9.32 mi3.11 mi24247+5614198+2914198+2924103(Top 91%)14132(Top 93%)14132(Top 267%)
20K12.43 mi3.11 mi24130+11714142+5614142+5623817(Top 89%)13991(Top 92%)13991(Top 265%)
Half13.11 mi0.68 mi24135-514141+114141+124122(Top 91%)14120(Top 93%)14120(Top 267%)
25K15.53 mi2.42 mi24327-19214212-7114212-7124974(Top 94%)14450(Top 95%)14450(Top 273%)
30K18.64 mi3.11 mi24484-15714270-5814270-5824809(Top 93%)14326(Top 94%)14326(Top 271%)
20M20.00 mi1.36 mi24631-14714321-5114321-5125649(Top 96%)14692(Top 97%)14692(Top 278%)
21M21.00 mi1.00 mi24586+4514305+1614305+1623514(Top 88%)13675(Top 90%)13675(Top 259%)
35K21.75 mi0.75 mi24617-3114303+214303+224990(Top 94%)14317(Top 94%)14317(Top 271%)
23M23.00 mi1.25 mi24577+4014284+1914284+1923853(Top 90%)13793(Top 91%)13793(Top 261%)
24M24.00 mi1.00 mi24634-5714296-1214296-1225291(Top 95%)14442(Top 95%)14442(Top 273%)
40K24.85 mi0.85 mi24648-1414288+814288+824610(Top 92%)14107(Top 93%)14107(Top 267%)
25.2M25.20 mi0.35 mi24631+1714282+614282+623007(Top 86%)13328(Top 88%)13328(Top 252%)
Finish26.22 mi1.02 mi24588+4314256+2614256+2622601(Top 85%)13140(Top 87%)13140(Top 249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

24103

Males

14132

M18-39

14132

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

24612

Males

14360

M18-39

14360

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

24103

Males

14132

M18-39

14132

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23817

Males

13991

M18-39

13991

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

24122

Males

14120

M18-39

14120

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

24974

Males

14450

M18-39

14450

25K→30K

15.5 - 18.6 mi

Top 93%
×9stories
+181ft-148ft

Overall

24809

Males

14326

M18-39

14326

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

25649

Males

14692

M18-39

14692

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23514

Males

13675

M18-39

13675

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

24990

Males

14317

M18-39

14317

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

23853

Males

13793

M18-39

13793

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

25291

Males

14442

M18-39

14442

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24610

Males

14107

M18-39

14107

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

23007

Males

13328

M18-39

13328

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

22601

Males

13140

M18-39

13140

Passing Analysis

Category:
Athletes Passed
756
Passed By
1478
Net Change
-722
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23866
5K → 10K55492-437#23866#24303
10K → 15K156100+56#24303#24247
15K → 20K16245+117#24247#24130
20K → Half1924-5#24130#24135
Half → 25K43235-192#24135#24327
25K → 30K63220-157#24327#24484
30K → 20M14161-147#24484#24631
20M → 21M5914+45#24631#24586
21M → 35K1445-31#24586#24617
35K → 23M6323+40#24617#24577
23M → 24M1370-57#24577#24634
24M → 40K2438-14#24634#24648
40K → 25.2M203+17#24648#24631
25.2M → Finish518+43#24631#24588
TOTALS7561478-722
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing