Boston Marathon logo
BOSTON MARATHON 2024

Ondrej Korotvicka

Bib: 5902•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 20%
Gender (Male)
#0 / 14578
Top 31%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:19
Rank: #3568
Start → 5K
20:19 | 6:32/mi
10K· 6.21 mi
40:47
Rank: #3519 (+49)
5K → 10K
20:28 | 6:35/mi
15K· 9.32 mi
1:01:22
Rank: #3459 (+60)
10K → 15K
20:35 | 6:38/mi
20K· 12.43 mi
1:22:20
Rank: #3436 (+23)
15K → 20K
20:58 | 6:45/mi
Half· 13.11 mi
1:26:49
Rank: #3410 (+26)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:43:23
Rank: #3330 (+80)
Half → 25K
16:34 | 6:50/mi
30K· 18.64 mi
2:07:45
Rank: #4105 (-775)
25K → 30K
24:22 | 7:51/mi
20M
2:18:55
Rank: #4389 (-284)
30K → 20M
11:10 | 8:13/mi
21M
2:27:05
Rank: #4344 (+45)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:33:22
Rank: #4482 (-138)
21M → 35K
6:17 | 8:24/mi
23M
2:43:22
Rank: #4484 (-2)
35K → 23M
10:00 | 7:59/mi
24M
2:51:53
Rank: #4608 (-124)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
2:59:30
Rank: #4721 (-113)
24M → 40K
7:37 | 8:54/mi
25.2M
3:03:37
Rank: #4915 (-194)
40K → 25.2M
4:07 | 11:56/mi
Finish· 26.22 mi
3:12:57
Rank: #5235 (-320)
25.2M → Finish
9:20 | 9:10/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
Time1:26:49
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:46:08
Pace8:06 /mi
📊Positive Split: 22.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2120:196:3220:19
6:32
-
10K
6.21 mi10:44:4940:476:3420:28
6:35
+0:03
15K
9.32 mi11:05:241:01:226:3520:35
6:38
+0:03
20K
12.43 mi11:26:221:22:206:3820:58
6:45
+0:07
Half
13.11 mi11:30:511:26:496:374:29
6:34
-0:11
25K
15.53 mi11:47:251:43:236:3916:34
6:50
+0:16
30K
18.64 mi12:11:472:07:456:5124:22
7:51
+1:01
20M
20.00 mi12:22:572:18:556:5711:10
8:13
+0:22
21M
21.00 mi12:31:072:27:057:008:10
8:10
-0:03
35K
21.75 mi12:37:242:33:227:036:17
8:24
+0:14
23M
23.00 mi12:47:242:43:227:0610:00
7:59
-0:25
24M
24.00 mi12:55:552:51:537:108:31
8:31
+0:32
40K
24.85 mi13:03:322:59:307:137:37
8:54
+0:23
25.2M
25.20 mi13:07:393:03:377:174:07
11:56
+3:02
Finish
26.22 mi13:16:593:12:577:229:20
9:10
-2:46

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

6:32 /mi

Average Pace

7:22 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:23

54% of race

Time at Steady Pace

1:08:30

36% of race

Time at Slower Pace

21:04

11% of race

Average Pace: 7:22 /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 mi10:24:2120:196:3220:19
6:32
#3568
10K
6.21 mi10:44:4940:476:3420:28
6:35
#3519
15K
9.32 mi11:05:241:01:226:3520:35
6:38
#3459
20K
12.43 mi11:26:221:22:206:3820:58
6:45
#3436
Half
13.11 mi11:30:511:26:496:374:29
6:34
#3410
25K
15.53 mi11:47:251:43:236:3916:34
6:50
#3330
30K
18.64 mi12:11:472:07:456:5124:22
7:51
#4105
20M
20.00 mi12:22:572:18:556:5711:10
8:13
#4389
21M
21.00 mi12:31:072:27:057:008:10
8:10
#4344
35K
21.75 mi12:37:242:33:227:036:17
8:24
#4482
23M
23.00 mi12:47:242:43:227:0610:00
7:59
#4484
24M
24.00 mi12:55:552:51:537:108:31
8:31
#4608
40K
24.85 mi13:03:322:59:307:137:37
8:54
#4721
25.2M
25.20 mi13:07:393:03:377:174:07
11:56
#4915
Finish
26.22 mi13:16:593:12:577:229:20
9:10
#5235
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3568339133913430(Top 13%)3255(Top 22%)3255(Top 67%)
10K6.21 mi3.10 mi3519+493342+493342+493530(Top 14%)3345(Top 23%)3345(Top 69%)
15K9.32 mi3.11 mi3459+603289+533289+533430(Top 13%)3255(Top 22%)3255(Top 67%)
20K12.43 mi3.11 mi3436+233268+213268+213509(Top 14%)3313(Top 23%)3313(Top 68%)
Half13.11 mi0.68 mi3410+263244+243244+243044(Top 12%)2900(Top 20%)2900(Top 60%)
25K15.53 mi2.42 mi3330+803163+813163+813406(Top 13%)3186(Top 22%)3186(Top 66%)
30K18.64 mi3.11 mi4105-7753830-6673830-6676956(Top 27%)5603(Top 38%)5603(Top 116%)
20M20.00 mi1.36 mi4389-2844048-2184048-2187905(Top 31%)5945(Top 41%)5945(Top 123%)
21M21.00 mi1.00 mi4344+453994+543994+544776(Top 19%)3956(Top 27%)3956(Top 82%)
35K21.75 mi0.75 mi4482-1384098-1044098-10410086(Top 39%)6771(Top 46%)6771(Top 140%)
23M23.00 mi1.25 mi4484-24074+244074+245667(Top 22%)4344(Top 30%)4344(Top 90%)
24M24.00 mi1.00 mi4608-1244138-644138-649512(Top 37%)6282(Top 43%)6282(Top 130%)
40K24.85 mi0.85 mi4721-1134202-644202-6410367(Top 41%)6588(Top 45%)6588(Top 136%)
25.2M25.20 mi0.35 mi4915-1944331-1294331-12917146(Top 67%)9975(Top 68%)9975(Top 206%)
Finish26.22 mi1.02 mi5235-3204530-1994530-19914942(Top 58%)8954(Top 61%)8954(Top 185%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3430

Males

3255

M18-39

3255

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3530

Males

3345

M18-39

3345

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3430

Males

3255

M18-39

3255

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3509

Males

3313

M18-39

3313

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3044

Males

2900

M18-39

2900

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3406

Males

3186

M18-39

3186

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

6956

Males

5603

M18-39

5603

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

7905

Males

5945

M18-39

5945

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4776

Males

3956

M18-39

3956

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

10086

Males

6771

M18-39

6771

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5667

Males

4344

M18-39

4344

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9512

Males

6282

M18-39

6282

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10367

Males

6588

M18-39

6588

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17146

Males

9975

M18-39

9975

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

14942

Males

8954

M18-39

8954

Passing Analysis

Category:
Athletes Passed
1002
Passed By
2669
Net Change
-1667
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3568
5K → 10K158109+49#3568#3519
10K → 15K13474+60#3519#3459
15K → 20K125102+23#3459#3436
20K → Half348+26#3436#3410
Half → 25K15979+80#3410#3330
25K → 30K39814-775#3330#4105
30K → 20M43327-284#4105#4389
20M → 21M10257+45#4389#4344
21M → 35K24162-138#4344#4482
35K → 23M8991-2#4482#4484
23M → 24M40164-124#4484#4608
24M → 40K34147-113#4608#4721
40K → 25.2M4198-194#4721#4915
25.2M → Finish17337-320#4915#5235
TOTALS10022669-1667
📊

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