Boston Marathon logo
BOSTON MARATHON 2025

Joseph Cohen

Bib: 31113•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:43/mi
33:19
↑ 97↓ 3451.5%
10K· 6.21 mi
11:36/mi
1:09:21
↑ 79↓ 1380.4%
15K· 9.32 mi
12:19/mi
1:47:38
↑ 67↓ 78
20K· 12.43 mi
13:35/mi
2:29:49
↑ 106↓ 860.1%
Half· 13.11 mi
12:41/mi
2:38:28
↑ 19↓ 370.5%
25K· 15.53 mi
14:35/mi
3:13:50
↑ 66↓ 880.2%
30K· 18.64 mi
14:52/mi
4:00:00
↑ 181↓ 1480.2%
20M
14:58/mi
4:20:20
↑ 64↓ 500.2%
21M
15:06/mi
4:35:26
↑ 106↓ 241.6%
35K· 21.75 mi
13:15/mi
4:45:21
↑ 17↓ 861.7%
23M
14:18/mi
5:03:15
↑ 23↓ 630.6%
24M
14:40/mi
5:17:55
↓ 821.3%
40K· 24.85 mi
15:52/mi
5:31:29
↓ 200.3%
25.2M
16:20/mi
5:37:07
↑ 13↓ 160.2%
Finish· 26.22 mi
13:33/mi
5:50:55
↑ 22↓ 21

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
Time2:38:28
Pace12:05 /mi
2nd Half
Distance13.11 mi
Time3:12:27
Pace14:41 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:0133:1910:4333:19
10:43
-
10K
6.21 mi12:33:031:09:2111:1036:02
11:36
+0:53
15K
9.32 mi13:11:201:47:3811:3338:17
12:19
+0:43
20K
12.43 mi13:53:312:29:4912:0342:11
13:35
+1:16
Half
13.11 mi14:02:102:38:2812:058:39
12:41
-0:54
25K
15.53 mi14:37:323:13:5012:2935:22
14:35
+1:54
30K
18.64 mi15:23:424:00:0012:5246:10
14:52
+0:17
20M
20.00 mi15:44:024:20:2013:0120:20
14:58
+0:06
21M
21.00 mi15:59:084:35:2613:0715:06
15:06
+0:08
35K
21.75 mi16:09:034:45:2113:079:55
13:15
-1:51
23M
23.00 mi16:26:575:03:1513:1117:54
14:18
+1:03
24M
24.00 mi16:41:375:17:5513:1514:40
14:40
+0:22
40K
24.85 mi16:55:115:31:2913:2013:34
15:52
+1:12
25.2M
25.20 mi17:00:495:37:0713:235:38
16:20
+0:28
Finish
26.22 mi17:14:375:50:5513:2413:48
13:33
-2:47

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

10:43 /mi

Average Pace

13:24 /mi

Slowest Pace

16:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:12

36% of race

Time at Steady Pace

3:10:25

54% of race

Time at Slower Pace

34:18

10% of race

Average Pace: 13:23 /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 mi11:57:0133:1910:4333:19
10:43
#27169
10K
6.21 mi12:33:031:09:2111:1036:02
11:36
#27497
15K
9.32 mi13:11:201:47:3811:3338:17
12:19
#27672
20K
12.43 mi13:53:312:29:4912:0342:11
13:35
#27865
Half
13.11 mi14:02:102:38:2812:058:39
12:41
#27866
25K
15.53 mi14:37:323:13:5012:2935:22
14:35
#27937
30K
18.64 mi15:23:424:00:0012:5246:10
14:52
#27983
20M
20.00 mi15:44:024:20:2013:0120:20
14:58
#28006
21M
21.00 mi15:59:084:35:2613:0715:06
15:06
#27993
35K
21.75 mi16:09:034:45:2113:079:55
13:15
#27975
23M
23.00 mi16:26:575:03:1513:1117:54
14:18
#27973
24M
24.00 mi16:41:375:17:5513:1514:40
14:40
#27994
40K
24.85 mi16:55:115:31:2913:2013:34
15:52
#28021
25.2M
25.20 mi17:00:495:37:0713:235:38
16:20
#28024
Finish
26.22 mi17:14:375:50:5513:2413:48
13:33
#28029
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi27169156701567027839(Top 98%)15889(Top 99%)15889(Top 282%)
10K6.21 mi3.10 mi27497-32815786-11615786-11627687(Top 97%)15842(Top 98%)15842(Top 281%)
15K9.32 mi3.11 mi27672-17515840-5415840-5427839(Top 98%)15889(Top 99%)15889(Top 282%)
20K12.43 mi3.11 mi27865-19315906-6615906-6628100(Top 99%)15971(Top 99%)15971(Top 283%)
Half13.11 mi0.68 mi27866-115907-115907-127854(Top 98%)15868(Top 99%)15868(Top 281%)
25K15.53 mi2.42 mi27937-7115927-2015927-2028128(Top 99%)15971(Top 99%)15971(Top 283%)
30K18.64 mi3.11 mi27983-4615932-515932-527968(Top 98%)15865(Top 99%)15865(Top 281%)
20M20.00 mi1.36 mi28006-2315938-615938-627852(Top 98%)15796(Top 98%)15796(Top 280%)
21M21.00 mi1.00 mi27993+1315934+415934+427238(Top 96%)15481(Top 96%)15481(Top 274%)
35K21.75 mi0.75 mi27975+1815920+1415920+1427180(Top 96%)15432(Top 96%)15432(Top 274%)
23M23.00 mi1.25 mi27973+215916+415916+427540(Top 97%)15599(Top 97%)15599(Top 276%)
24M24.00 mi1.00 mi27994-2115923-715923-727945(Top 98%)15799(Top 98%)15799(Top 280%)
40K24.85 mi0.85 mi28021-2715926-315926-328071(Top 99%)15877(Top 99%)15877(Top 281%)
25.2M25.20 mi0.35 mi28024-3159261592627850(Top 98%)15734(Top 98%)15734(Top 279%)
Finish26.22 mi1.02 mi28029-515924+215924+227879(Top 98%)15776(Top 98%)15776(Top 280%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

27839

Males

15889

M18-39

15889

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

27687

Males

15842

M18-39

15842

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

27839

Males

15889

M18-39

15889

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

28100

Males

15971

M18-39

15971

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

27854

Males

15868

M18-39

15868

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

28128

Males

15971

M18-39

15971

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

27968

Males

15865

M18-39

15865

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27852

Males

15796

M18-39

15796

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

27238

Males

15481

M18-39

15481

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

27180

Males

15432

M18-39

15432

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

27540

Males

15599

M18-39

15599

23M→24M

23.0 - 24.0 mi

Top 98%
×6story building
+12ft-82ft

Overall

27945

Males

15799

M18-39

15799

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

28071

Males

15877

M18-39

15877

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27850

Males

15734

M18-39

15734

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

27879

Males

15776

M18-39

15776

Passing Analysis

Category:
Athletes Passed
246
Passed By
1106
Net Change
-860
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27169
5K → 10K41369-328#27169#27497
10K → 15K33208-175#27497#27672
15K → 20K15208-193#27672#27865
20K → Half910-1#27865#27866
Half → 25K2495-71#27866#27937
25K → 30K3076-46#27937#27983
30K → 20M1437-23#27983#28006
20M → 21M229+13#28006#27993
21M → 35K202+18#27993#27975
35K → 23M1412+2#27975#27973
23M → 24M728-21#27973#27994
24M → 40K734-27#27994#28021
40K → 25.2M25-3#28021#28024
25.2M → Finish813-5#28024#28029
TOTALS2461106-860
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing