Boston Marathon logo
BOSTON MARATHON 2024

Joshua Bornstein

Bib: 1714•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 6%
Gender (Male)
#0 / 14578
Top 10%
Division (M18-39)
#0 / 4849
Top 24%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:02
Rank: #1331
Start → 5K
19:02 | 6:08/mi
10K· 6.21 mi
38:12
Rank: #1355 (-24)
5K → 10K
19:10 | 6:10/mi
15K· 9.32 mi
57:43
Rank: #1452 (-97)
10K → 15K
19:31 | 6:17/mi
20K· 12.43 mi
1:17:46
Rank: #1535 (-83)
15K → 20K
20:03 | 6:27/mi
Half· 13.11 mi
1:22:04
Rank: #1548 (-13)
20K → Half
4:18 | 6:18/mi
25K· 15.53 mi
1:37:55
Rank: #1571 (-23)
Half → 25K
15:51 | 6:32/mi
30K· 18.64 mi
1:58:50
Rank: #1529 (+42)
25K → 30K
20:55 | 6:44/mi
20M
2:10:08
Rank: #1916 (-387)
30K → 20M
11:18 | 8:19/mi
21M
2:17:17
Rank: #1831 (+85)
20M → 21M
7:09 | 7:09/mi
35K· 21.75 mi
2:22:22
Rank: #1830 (+1)
21M → 35K
5:05 | 6:48/mi
23M
2:30:55
Rank: #1738 (+92)
35K → 23M
8:33 | 6:50/mi
24M
2:37:38
Rank: #1689 (+49)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:43:37
Rank: #1656 (+33)
24M → 40K
5:59 | 7:00/mi
25.2M
2:46:19
Rank: #1657 (-1)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:52:39
Rank: #1567 (+90)
25.2M → Finish
6:20 | 6:13/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
Time1:22:04
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:30:35
Pace6:55 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3619:026:0819:02
6:08
-
10K
6.21 mi10:38:4638:126:0919:10
6:10
+0:02
15K
9.32 mi10:58:1757:436:1219:31
6:17
+0:07
20K
12.43 mi11:18:201:17:466:1520:03
6:27
+0:10
Half
13.11 mi11:22:381:22:046:164:18
6:18
-0:09
25K
15.53 mi11:38:291:37:556:1815:51
6:32
+0:14
30K
18.64 mi11:59:241:58:506:2220:55
6:44
+0:12
20M
20.00 mi12:10:422:10:086:3011:18
8:19
+1:35
21M
21.00 mi12:17:512:17:176:327:09
7:09
-1:10
35K
21.75 mi12:22:562:22:226:335:05
6:48
-0:21
23M
23.00 mi12:31:292:30:556:348:33
6:50
+0:02
24M
24.00 mi12:38:122:37:386:346:43
6:43
-0:07
40K
24.85 mi12:44:112:43:376:355:59
7:00
+0:17
25.2M
25.20 mi12:46:532:46:196:362:42
7:50
+0:50
Finish
26.22 mi12:53:132:52:396:356:20
6:13
-1:37

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

6:08 /mi

Average Pace

6:35 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:21

40% of race

Time at Steady Pace

1:23:09

48% of race

Time at Slower Pace

21:09

12% of race

Average Pace: 6:35 /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 mi10:19:3619:026:0819:02
6:08
#1331
10K
6.21 mi10:38:4638:126:0919:10
6:10
#1355
15K
9.32 mi10:58:1757:436:1219:31
6:17
#1452
20K
12.43 mi11:18:201:17:466:1520:03
6:27
#1535
Half
13.11 mi11:22:381:22:046:164:18
6:18
#1548
25K
15.53 mi11:38:291:37:556:1815:51
6:32
#1571
30K
18.64 mi11:59:241:58:506:2220:55
6:44
#1529
20M
20.00 mi12:10:422:10:086:3011:18
8:19
#1916
21M
21.00 mi12:17:512:17:176:327:09
7:09
#1831
35K
21.75 mi12:22:562:22:226:335:05
6:48
#1830
23M
23.00 mi12:31:292:30:556:348:33
6:50
#1738
24M
24.00 mi12:38:122:37:386:346:43
6:43
#1689
40K
24.85 mi12:44:112:43:376:355:59
7:00
#1656
25.2M
25.20 mi12:46:532:46:196:362:42
7:50
#1657
Finish
26.22 mi12:53:132:52:396:356:20
6:13
#1567
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1331128512851659(Top 6%)1607(Top 11%)1607(Top 33%)
10K6.21 mi3.10 mi1355-241312-271312-271397(Top 5%)1355(Top 9%)1355(Top 28%)
15K9.32 mi3.11 mi1452-971408-961408-961659(Top 6%)1607(Top 11%)1607(Top 33%)
20K12.43 mi3.11 mi1535-831487-791487-791949(Top 8%)1881(Top 13%)1881(Top 39%)
Half13.11 mi0.68 mi1548-131500-131500-131679(Top 7%)1624(Top 11%)1624(Top 33%)
25K15.53 mi2.42 mi1571-231521-211521-211907(Top 7%)1831(Top 13%)1831(Top 38%)
30K18.64 mi3.11 mi1529+421477+441477+441700(Top 7%)1622(Top 11%)1622(Top 33%)
20M20.00 mi1.36 mi1916-3871848-3711848-3718434(Top 33%)6205(Top 43%)6205(Top 128%)
21M21.00 mi1.00 mi1831+851765+831765+831425(Top 6%)1344(Top 9%)1344(Top 28%)
35K21.75 mi0.75 mi1830+11762+31762+32234(Top 9%)2051(Top 14%)2051(Top 42%)
23M23.00 mi1.25 mi1738+921669+931669+931381(Top 5%)1297(Top 9%)1297(Top 27%)
24M24.00 mi1.00 mi1689+491618+511618+511411(Top 6%)1310(Top 9%)1310(Top 27%)
40K24.85 mi0.85 mi1656+331584+341584+341822(Top 7%)1646(Top 11%)1646(Top 34%)
25.2M25.20 mi0.35 mi1657-1158415842215(Top 9%)1939(Top 13%)1939(Top 40%)
Finish26.22 mi1.02 mi1567+901497+871497+87749(Top 3%)698(Top 5%)698(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1659

Males

1607

M18-39

1607

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1397

Males

1355

M18-39

1355

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1659

Males

1607

M18-39

1607

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

1949

Males

1881

M18-39

1881

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1679

Males

1624

M18-39

1624

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1907

Males

1831

M18-39

1831

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1700

Males

1622

M18-39

1622

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8434

Males

6205

M18-39

6205

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1425

Males

1344

M18-39

1344

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2234

Males

2051

M18-39

2051

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1381

Males

1297

M18-39

1297

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1411

Males

1310

M18-39

1310

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1822

Males

1646

M18-39

1646

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2215

Males

1939

M18-39

1939

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

749

Males

698

M18-39

698

Passing Analysis

Category:
Athletes Passed
747
Passed By
983
Net Change
-236
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1331
5K → 10K6185-24#1331#1355
10K → 15K30127-97#1355#1452
15K → 20K41124-83#1452#1535
20K → Half1023-13#1535#1548
Half → 25K4770-23#1548#1571
25K → 30K10260+42#1571#1529
30K → 20M8395-387#1529#1916
20M → 21M9813+85#1916#1831
21M → 35K3231+1#1831#1830
35K → 23M1008+92#1830#1738
23M → 24M6516+49#1738#1689
24M → 40K4815+33#1689#1656
40K → 25.2M1213-1#1656#1657
25.2M → Finish933+90#1657#1567
TOTALS747983-236
📊

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