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BOSTON MARATHON 2025

Chris Kelly

Bib: 3280•M

VA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:20
Rank: #15083
Start → 5K
24:20 | 7:50/mi
10K· 6.21 mi
49:22
Rank: #16054 (-971)
5K → 10K
25:02 | 8:03/mi
15K· 9.32 mi
1:14:59
Rank: #16665 (-611)
10K → 15K
25:37 | 8:15/mi
20K· 12.43 mi
1:39:47
Rank: #16155 (+510)
15K → 20K
24:48 | 7:59/mi
Half· 13.11 mi
1:45:00
Rank: #15993 (+162)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
2:03:45
Rank: #15291 (+702)
Half → 25K
18:45 | 7:44/mi
30K· 18.64 mi
2:27:00
Rank: #13767 (+1524)
25K → 30K
23:15 | 7:29/mi
20M
2:36:48
Rank: #13050 (+717)
30K → 20M
9:48 | 7:13/mi
21M
2:44:16
Rank: #12475 (+575)
20M → 21M
7:28 | 7:28/mi
35K· 21.75 mi
2:49:25
Rank: #12148 (+327)
21M → 35K
5:09 | 6:53/mi
23M
2:58:08
Rank: #11506 (+642)
35K → 23M
8:43 | 6:58/mi
24M
3:04:52
Rank: #11017 (+489)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
3:10:36
Rank: #10621 (+396)
24M → 40K
5:44 | 6:42/mi
25.2M
3:13:05
Rank: #10440 (+181)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
3:19:22
Rank: #9952 (+488)
25.2M → Finish
6:17 | 6:10/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:45:00
Pace8:01 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:34:22
Pace7:12 /mi
📊Negative Split: 10.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0924:207:5024:20
7:50
-
10K
6.21 mi10:51:1149:227:5725:02
8:03
+0:13
15K
9.32 mi11:16:481:14:598:0325:37
8:15
+0:12
20K
12.43 mi11:41:361:39:478:0224:48
7:59
-0:16
Half
13.11 mi11:46:491:45:008:015:13
7:39
-0:20
25K
15.53 mi12:05:342:03:457:5818:45
7:44
+0:05
30K
18.64 mi12:28:492:27:007:5323:15
7:29
-0:15
20M
20.00 mi12:38:372:36:487:509:48
7:13
-0:16
21M
21.00 mi12:46:052:44:167:497:28
7:28
+0:15
35K
21.75 mi12:51:142:49:257:475:09
6:53
-0:35
23M
23.00 mi12:59:572:58:087:458:43
6:58
+0:05
24M
24.00 mi13:06:413:04:527:426:44
6:44
-0:14
40K
24.85 mi13:12:253:10:367:405:44
6:42
-0:02
25.2M
25.20 mi13:14:543:13:057:402:29
7:12
+0:30
Finish
26.22 mi13:21:113:19:227:376:17
6:10
-1:02

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

6:10 /mi

Average Pace

7:37 /mi

Slowest Pace

8:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:37

16% of race

Time at Steady Pace

1:06:58

34% of race

Time at Slower Pace

1:39:47

50% of race

Average Pace: 7:36 /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 mi10:26:0924:207:5024:20
7:50
#15083
10K
6.21 mi10:51:1149:227:5725:02
8:03
#16054
15K
9.32 mi11:16:481:14:598:0325:37
8:15
#16665
20K
12.43 mi11:41:361:39:478:0224:48
7:59
#16155
Half
13.11 mi11:46:491:45:008:015:13
7:39
#15993
25K
15.53 mi12:05:342:03:457:5818:45
7:44
#15291
30K
18.64 mi12:28:492:27:007:5323:15
7:29
#13767
20M
20.00 mi12:38:372:36:487:509:48
7:13
#13050
21M
21.00 mi12:46:052:44:167:497:28
7:28
#12475
35K
21.75 mi12:51:142:49:257:475:09
6:53
#12148
23M
23.00 mi12:59:572:58:087:458:43
6:58
#11506
24M
24.00 mi13:06:413:04:527:426:44
6:44
#11017
40K
24.85 mi13:12:253:10:367:405:44
6:42
#10621
25.2M
25.20 mi13:14:543:13:057:402:29
7:12
#10440
Finish
26.22 mi13:21:113:19:227:376:17
6:10
#9952
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi15083104531045317677(Top 62%)11496(Top 71%)11496(Top 204%)
10K6.21 mi3.10 mi16054-97110832-37910832-37916879(Top 59%)11192(Top 69%)11192(Top 198%)
15K9.32 mi3.11 mi16665-61111092-26011092-26017677(Top 62%)11496(Top 71%)11496(Top 204%)
20K12.43 mi3.11 mi16155+51010862+23010862+23014770(Top 52%)10207(Top 63%)10207(Top 181%)
Half13.11 mi0.68 mi15993+16210800+6210800+6212880(Top 45%)9387(Top 58%)9387(Top 166%)
25K15.53 mi2.42 mi15291+70210475+32510475+32511781(Top 41%)8732(Top 54%)8732(Top 155%)
30K18.64 mi3.11 mi13767+15249753+7229753+7227639(Top 27%)6375(Top 40%)6375(Top 113%)
20M20.00 mi1.36 mi13050+7179404+3499404+3495274(Top 19%)4691(Top 29%)4691(Top 83%)
21M21.00 mi1.00 mi12475+5759118+2869118+2864467(Top 16%)3985(Top 25%)3985(Top 71%)
35K21.75 mi0.75 mi12148+3278937+1818937+1814665(Top 16%)4143(Top 26%)4143(Top 73%)
23M23.00 mi1.25 mi11506+6428590+3478590+3473555(Top 13%)3225(Top 20%)3225(Top 57%)
24M24.00 mi1.00 mi11017+4898323+2678323+2673167(Top 11%)2863(Top 18%)2863(Top 51%)
40K24.85 mi0.85 mi10621+3968113+2108113+2102428(Top 9%)2225(Top 14%)2225(Top 39%)
25.2M25.20 mi0.35 mi10440+1818009+1048009+1042208(Top 8%)1997(Top 12%)1997(Top 35%)
Finish26.22 mi1.02 mi9952+4887729+2807729+2801436(Top 5%)1339(Top 8%)1339(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

17677

Males

11496

M18-39

11496

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

16879

Males

11192

M18-39

11192

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

17677

Males

11496

M18-39

11496

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

14770

Males

10207

M18-39

10207

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12880

Males

9387

M18-39

9387

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11781

Males

8732

M18-39

8732

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7639

Males

6375

M18-39

6375

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5274

Males

4691

M18-39

4691

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4467

Males

3985

M18-39

3985

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4665

Males

4143

M18-39

4143

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3555

Males

3225

M18-39

3225

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3167

Males

2863

M18-39

2863

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2428

Males

2225

M18-39

2225

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2208

Males

1997

M18-39

1997

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1436

Males

1339

M18-39

1339

Passing Analysis

Category:
Athletes Passed
6890*
Passed By
1759
Net Change
+5131
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15083
5K → 10K761047-971#15083#16054
10K → 15K71682-611#16054#16665
15K → 20K53828+510#16665#16155
20K → Half1631+162#16155#15993
Half → 25K7031+702#15993#15291
25K → 30K15240+1524#15291#13767
30K → 20M7170+717#13767#13050
20M → 21M5750+575#13050#12475
21M → 35K3270+327#12475#12148
35K → 23M6420+642#12148#11506
23M → 24M4890+489#11506#11017
24M → 40K3960+396#11017#10621
40K → 25.2M1810+181#10621#10440
25.2M → Finish488*0+488#10440#9952
TOTALS6890*1759+5131

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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