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BOSTON MARATHON 2025

Thomas Joyce

Bib: 3761•M

NC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Division (M18-39)
#0 / 5642
Top 40%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:51
Rank: #3038
Start → 5K
19:51 | 6:23/mi
10K· 6.21 mi
39:33
Rank: #2813 (+225)
5K → 10K
19:42 | 6:20/mi
15K· 9.32 mi
59:23
Rank: #2816 (-3)
10K → 15K
19:50 | 6:23/mi
20K· 12.43 mi
1:19:02
Rank: #2603 (+213)
15K → 20K
19:39 | 6:19/mi
Half· 13.11 mi
1:23:15
Rank: #2563 (+40)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:38:47
Rank: #2512 (+51)
Half → 25K
15:32 | 6:24/mi
30K· 18.64 mi
1:59:04
Rank: #2374 (+138)
25K → 30K
20:17 | 6:32/mi
20M
2:08:06
Rank: #2341 (+33)
30K → 20M
9:02 | 6:39/mi
21M
2:15:02
Rank: #2293 (+48)
20M → 21M
6:56 | 6:56/mi
35K· 21.75 mi
2:19:58
Rank: #2300 (-7)
21M → 35K
4:56 | 6:36/mi
23M
2:28:36
Rank: #2315 (-15)
35K → 23M
8:38 | 6:54/mi
24M
2:35:37
Rank: #2385 (-70)
23M → 24M
7:01 | 7:01/mi
40K· 24.85 mi
2:42:09
Rank: #2521 (-136)
24M → 40K
6:32 | 7:38/mi
25.2M
2:45:18
Rank: #2643 (-122)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
2:54:25
Rank: #3098 (-455)
25.2M → Finish
9:07 | 8:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:15
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time1:31:10
Pace6:57 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5319:516:2319:51
6:23
-
10K
6.21 mi10:41:3539:336:2219:42
6:20
-0:03
15K
9.32 mi11:01:2559:236:2219:50
6:23
+0:03
20K
12.43 mi11:21:041:19:026:2219:39
6:19
-0:04
Half
13.11 mi11:25:171:23:156:214:13
6:11
-0:08
25K
15.53 mi11:40:491:38:476:2215:32
6:24
+0:13
30K
18.64 mi12:01:061:59:046:2320:17
6:32
+0:08
20M
20.00 mi12:10:082:08:066:249:02
6:39
+0:07
21M
21.00 mi12:17:042:15:026:266:56
6:56
+0:17
35K
21.75 mi12:22:002:19:586:264:56
6:36
-0:20
23M
23.00 mi12:30:382:28:366:288:38
6:54
+0:18
24M
24.00 mi12:37:392:35:376:297:01
7:01
+0:07
40K
24.85 mi12:44:112:42:096:316:32
7:38
+0:37
25.2M
25.20 mi12:47:202:45:186:343:09
9:08
+1:30
Finish
26.22 mi12:56:272:54:256:399:07
8:57
-0:11

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

6:11 /mi

Average Pace

6:39 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:35:37

89% of race

Time at Slower Pace

18:48

11% of race

Average Pace: 6:39 /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 mi10:21:5319:516:2319:51
6:23
#3038
10K
6.21 mi10:41:3539:336:2219:42
6:20
#2813
15K
9.32 mi11:01:2559:236:2219:50
6:23
#2816
20K
12.43 mi11:21:041:19:026:2219:39
6:19
#2603
Half
13.11 mi11:25:171:23:156:214:13
6:11
#2563
25K
15.53 mi11:40:491:38:476:2215:32
6:24
#2512
30K
18.64 mi12:01:061:59:046:2320:17
6:32
#2374
20M
20.00 mi12:10:082:08:066:249:02
6:39
#2341
21M
21.00 mi12:17:042:15:026:266:56
6:56
#2293
35K
21.75 mi12:22:002:19:586:264:56
6:36
#2300
23M
23.00 mi12:30:382:28:366:288:38
6:54
#2315
24M
24.00 mi12:37:392:35:376:297:01
7:01
#2385
40K
24.85 mi12:44:112:42:096:316:32
7:38
#2521
25.2M
25.20 mi12:47:202:45:186:343:09
9:08
#2643
Finish
26.22 mi12:56:272:54:256:399:07
8:57
#3098
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3038288528852831(Top 10%)2696(Top 17%)2696(Top 48%)
10K6.21 mi3.10 mi2813+2252680+2052680+2052675(Top 9%)2549(Top 16%)2549(Top 45%)
15K9.32 mi3.11 mi2816-32685-52685-52831(Top 10%)2696(Top 17%)2696(Top 48%)
20K12.43 mi3.11 mi2603+2132484+2012484+2012119(Top 7%)2020(Top 13%)2020(Top 36%)
Half13.11 mi0.68 mi2563+402449+352449+351888(Top 7%)1801(Top 11%)1801(Top 32%)
25K15.53 mi2.42 mi2512+512398+512398+512400(Top 8%)2283(Top 14%)2283(Top 40%)
30K18.64 mi3.11 mi2374+1382264+1342264+1342111(Top 7%)2004(Top 12%)2004(Top 36%)
20M20.00 mi1.36 mi2341+332232+322232+322228(Top 8%)2106(Top 13%)2106(Top 37%)
21M21.00 mi1.00 mi2293+482187+452187+451999(Top 7%)1882(Top 12%)1882(Top 33%)
35K21.75 mi0.75 mi2300-72192-52192-52906(Top 10%)2678(Top 17%)2678(Top 47%)
23M23.00 mi1.25 mi2315-152207-152207-153168(Top 11%)2888(Top 18%)2888(Top 51%)
24M24.00 mi1.00 mi2385-702270-632270-634690(Top 17%)4030(Top 25%)4030(Top 71%)
40K24.85 mi0.85 mi2521-1362391-1212391-1217641(Top 27%)5779(Top 36%)5779(Top 102%)
25.2M25.20 mi0.35 mi2643-1222504-1132504-11312441(Top 44%)8170(Top 51%)8170(Top 145%)
Finish26.22 mi1.02 mi3098-4552919-4152919-41518729(Top 66%)11219(Top 70%)11219(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2831

Males

2696

M18-39

2696

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2675

Males

2549

M18-39

2549

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2831

Males

2696

M18-39

2696

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

2119

Males

2020

M18-39

2020

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1888

Males

1801

M18-39

1801

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2400

Males

2283

M18-39

2283

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2111

Males

2004

M18-39

2004

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2228

Males

2106

M18-39

2106

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1999

Males

1882

M18-39

1882

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2906

Males

2678

M18-39

2678

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3168

Males

2888

M18-39

2888

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4690

Males

4030

M18-39

4030

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7641

Males

5779

M18-39

5779

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12441

Males

8170

M18-39

8170

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

18729

Males

11219

M18-39

11219

Passing Analysis

Category:
Athletes Passed
1070
Passed By
1130
Net Change
-60
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3038
5K → 10K27247+225#3038#2813
10K → 15K7073-3#2813#2816
15K → 20K2207+213#2816#2603
20K → Half422+40#2603#2563
Half → 25K8332+51#2563#2512
25K → 30K17133+138#2512#2374
30K → 20M5421+33#2374#2341
20M → 21M6012+48#2341#2293
21M → 35K2229-7#2293#2300
35K → 23M4257-15#2300#2315
23M → 24M2393-70#2315#2385
24M → 40K11147-136#2385#2521
40K → 25.2M0122-122#2521#2643
25.2M → Finish0455-455#2643#3098
TOTALS10701130-60
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing