Boston Marathon logo
BOSTON MARATHON 2024

Juan Zeledon

Bib: 8591•M

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

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
22:27
Rank: #8613
Start → 5K
22:27 | 7:14/mi
10K· 6.21 mi
45:02
Rank: #8493 (+120)
5K → 10K
22:35 | 7:16/mi
15K· 9.32 mi
1:07:53
Rank: #8479 (+14)
10K → 15K
22:51 | 7:21/mi
20K· 12.43 mi
1:31:33
Rank: #8612 (-133)
15K → 20K
23:40 | 7:37/mi
Half· 13.11 mi
1:36:46
Rank: #8695 (-83)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
1:55:27
Rank: #8565 (+130)
Half → 25K
18:41 | 7:42/mi
30K· 18.64 mi
2:22:19
Rank: #9098 (-533)
25K → 30K
26:52 | 8:39/mi
20M
2:35:17
Rank: #9524 (-426)
30K → 20M
12:58 | 9:33/mi
21M
2:47:52
Rank: #10578 (-1054)
20M → 21M
12:35 | 12:35/mi
35K· 21.75 mi
2:54:13
Rank: #10535 (+43)
21M → 35K
6:21 | 8:29/mi
23M
3:07:19
Rank: #11091 (-556)
35K → 23M
13:06 | 10:28/mi
24M
3:16:49
Rank: #11237 (-146)
23M → 24M
9:30 | 9:30/mi
40K· 24.85 mi
3:24:58
Rank: #11307 (-70)
24M → 40K
8:09 | 9:32/mi
25.2M
3:28:32
Rank: #11295 (+12)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:37:50
Rank: #11451 (-156)
25.2M → Finish
9:18 | 9:08/mi

Course Map & Elevation

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
Time1:36:46
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time2:01:04
Pace9:14 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3422:277:1422:27
7:14
-
10K
6.21 mi11:10:0945:027:1522:35
7:16
+0:02
15K
9.32 mi11:33:001:07:537:1722:51
7:21
+0:05
20K
12.43 mi11:56:401:31:337:2223:40
7:37
+0:16
Half
13.11 mi12:01:531:36:467:235:13
7:39
+0:02
25K
15.53 mi12:20:341:55:277:2618:41
7:42
+0:03
30K
18.64 mi12:47:262:22:197:3826:52
8:39
+0:57
20M
20.00 mi13:00:242:35:177:4612:58
9:33
+0:54
21M
21.00 mi13:12:592:47:528:0012:35
12:35
+3:02
35K
21.75 mi13:19:202:54:138:016:21
8:29
-4:06
23M
23.00 mi13:32:263:07:198:0913:06
10:28
+1:59
24M
24.00 mi13:41:563:16:498:129:30
9:30
-0:58
40K
24.85 mi13:50:053:24:588:158:09
9:32
+0:02
25.2M
25.20 mi13:53:393:28:328:173:34
10:21
+0:49
Finish
26.22 mi14:02:573:37:508:199:18
9:08
-1:13

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

7:14 /mi

Average Pace

8:19 /mi

Slowest Pace

12:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:55:27

53% of race

Time at Steady Pace

42:31

20% of race

Time at Slower Pace

59:52

27% of race

Average Pace: 8:18 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:47:3422:277:1422:27
7:14
#8613
10K
6.21 mi11:10:0945:027:1522:35
7:16
#8493
15K
9.32 mi11:33:001:07:537:1722:51
7:21
#8479
20K
12.43 mi11:56:401:31:337:2223:40
7:37
#8612
Half
13.11 mi12:01:531:36:467:235:13
7:39
#8695
25K
15.53 mi12:20:341:55:277:2618:41
7:42
#8565
30K
18.64 mi12:47:262:22:197:3826:52
8:39
#9098
20M
20.00 mi13:00:242:35:177:4612:58
9:33
#9524
21M
21.00 mi13:12:592:47:528:0012:35
12:35
#10578
35K
21.75 mi13:19:202:54:138:016:21
8:29
#10535
23M
23.00 mi13:32:263:07:198:0913:06
10:28
#11091
24M
24.00 mi13:41:563:16:498:129:30
9:30
#11237
40K
24.85 mi13:50:053:24:588:158:09
9:32
#11307
25.2M
25.20 mi13:53:393:28:328:173:34
10:21
#11295
Finish
26.22 mi14:02:573:37:508:199:18
9:08
#11451
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8613717671768532(Top 33%)7041(Top 48%)7041(Top 145%)
10K6.21 mi3.10 mi8493+1207066+1107066+1108424(Top 33%)7000(Top 48%)7000(Top 144%)
15K9.32 mi3.11 mi8479+147054+127054+128532(Top 33%)7041(Top 48%)7041(Top 145%)
20K12.43 mi3.11 mi8612-1337092-387092-389184(Top 36%)7262(Top 50%)7262(Top 150%)
Half13.11 mi0.68 mi8695-837137-457137-4510166(Top 40%)7766(Top 53%)7766(Top 160%)
25K15.53 mi2.42 mi8565+1307019+1187019+1188315(Top 33%)6611(Top 45%)6611(Top 136%)
30K18.64 mi3.11 mi9098-5337219-2007219-20011421(Top 45%)7989(Top 55%)7989(Top 165%)
20M20.00 mi1.36 mi9524-4267371-1527371-15214684(Top 57%)9158(Top 63%)9158(Top 189%)
21M21.00 mi1.00 mi10578-10547826-4557826-45520008(Top 78%)11630(Top 80%)11630(Top 240%)
35K21.75 mi0.75 mi10535+437777+497777+4910654(Top 42%)7063(Top 48%)7063(Top 146%)
23M23.00 mi1.25 mi11091-5567985-2087985-20816943(Top 66%)10019(Top 69%)10019(Top 207%)
24M24.00 mi1.00 mi11237-1468002-178002-1714448(Top 57%)8735(Top 60%)8735(Top 180%)
40K24.85 mi0.85 mi11307-707991+117991+1113219(Top 52%)8031(Top 55%)8031(Top 166%)
25.2M25.20 mi0.35 mi11295+127961+307961+3012198(Top 48%)7469(Top 51%)7469(Top 154%)
Finish26.22 mi1.02 mi11451-1567990-297990-2914805(Top 58%)8901(Top 61%)8901(Top 184%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8532

Males

7041

M18-39

7041

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8424

Males

7000

M18-39

7000

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8532

Males

7041

M18-39

7041

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9184

Males

7262

M18-39

7262

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10166

Males

7766

M18-39

7766

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8315

Males

6611

M18-39

6611

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11421

Males

7989

M18-39

7989

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

14684

Males

9158

M18-39

9158

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20008

Males

11630

M18-39

11630

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

10654

Males

7063

M18-39

7063

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

16943

Males

10019

M18-39

10019

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

14448

Males

8735

M18-39

8735

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13219

Males

8031

M18-39

8031

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12198

Males

7469

M18-39

7469

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

14805

Males

8901

M18-39

8901

Passing Analysis

Category:
Athletes Passed
1510
Passed By
4346
Net Change
-2838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8613
5K → 10K312192+120#8613#8493
10K → 15K189175+14#8493#8479
15K → 20K159292-133#8479#8612
20K → Half17100-83#8612#8695
Half → 25K253123+130#8695#8565
25K → 30K132665-533#8565#9098
30K → 20M56482-426#9098#9524
20M → 21M81060-1054#9524#10578
21M → 35K9350+43#10578#10535
35K → 23M44600-556#10535#11091
23M → 24M71217-146#11091#11237
24M → 40K71141-70#11237#11307
40K → 25.2M5139+12#11307#11295
25.2M → Finish54210-156#11295#11451
TOTALS15104346-2838
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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