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BOSTON MARATHON 2025

Jack Kane

Bib: 4144•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:17
Rank: #1902
Start → 5K
19:17 | 6:12/mi
10K· 6.21 mi
38:37
Rank: #1950 (-48)
5K → 10K
19:20 | 6:13/mi
15K· 9.32 mi
57:58
Rank: #1933 (+17)
10K → 15K
19:21 | 6:14/mi
20K· 12.43 mi
1:17:34
Rank: #1957 (-24)
15K → 20K
19:36 | 6:19/mi
Half· 13.11 mi
1:21:51
Rank: #1972 (-15)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:37:24
Rank: #2037 (-65)
Half → 25K
15:33 | 6:25/mi
30K· 18.64 mi
1:57:52
Rank: #2059 (-22)
25K → 30K
20:28 | 6:35/mi
20M
2:07:00
Rank: #2066 (-7)
30K → 20M
9:08 | 6:43/mi
21M
2:14:06
Rank: #2083 (-17)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:18:48
Rank: #2041 (+42)
21M → 35K
4:42 | 6:17/mi
23M
2:27:14
Rank: #2026 (+15)
35K → 23M
8:26 | 6:44/mi
24M
2:33:53
Rank: #2015 (+11)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:39:39
Rank: #2018 (-3)
24M → 40K
5:46 | 6:45/mi
25.2M
2:42:07
Rank: #2008 (+10)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:48:49
Rank: #2037 (-29)
25.2M → Finish
6:42 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:51
Pace6:15 /mi
2nd Half
Distance13.11 mi
Time1:26:58
Pace6:38 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5619:176:1219:17
6:12
-
10K
6.21 mi10:41:1638:376:1319:20
6:13
+0:01
15K
9.32 mi11:00:3757:586:1319:21
6:14
+0:01
20K
12.43 mi11:20:131:17:346:1419:36
6:19
+0:05
Half
13.11 mi11:24:301:21:516:154:17
6:17
-0:02
25K
15.53 mi11:40:031:37:246:1615:33
6:25
+0:08
30K
18.64 mi12:00:311:57:526:1920:28
6:35
+0:10
20M
20.00 mi12:09:392:07:006:219:08
6:43
+0:08
21M
21.00 mi12:16:452:14:066:237:06
7:06
+0:23
35K
21.75 mi12:21:272:18:486:234:42
6:17
-0:49
23M
23.00 mi12:29:532:27:146:248:26
6:44
+0:27
24M
24.00 mi12:36:322:33:536:256:39
6:39
-0:05
40K
24.85 mi12:42:182:39:396:255:46
6:45
+0:06
25.2M
25.20 mi12:44:462:42:076:262:28
7:09
+0:24
Finish
26.22 mi12:51:282:48:496:276:42
6:34
-0:35

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

6:12 /mi

Average Pace

6:27 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:15

94% of race

Time at Steady Pace

9:34

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:26 /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 mi10:21:5619:176:1219:17
6:12
#1902
10K
6.21 mi10:41:1638:376:1319:20
6:13
#1950
15K
9.32 mi11:00:3757:586:1319:21
6:14
#1933
20K
12.43 mi11:20:131:17:346:1419:36
6:19
#1957
Half
13.11 mi11:24:301:21:516:154:17
6:17
#1972
25K
15.53 mi11:40:031:37:246:1615:33
6:25
#2037
30K
18.64 mi12:00:311:57:526:1920:28
6:35
#2059
20M
20.00 mi12:09:392:07:006:219:08
6:43
#2066
21M
21.00 mi12:16:452:14:066:237:06
7:06
#2083
35K
21.75 mi12:21:272:18:486:234:42
6:17
#2041
23M
23.00 mi12:29:532:27:146:248:26
6:44
#2026
24M
24.00 mi12:36:322:33:536:256:39
6:39
#2015
40K
24.85 mi12:42:182:39:396:255:46
6:45
#2018
25.2M
25.20 mi12:44:462:42:076:262:28
7:09
#2008
Finish
26.22 mi12:51:282:48:496:276:42
6:34
#2037
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1902180818081969(Top 7%)1875(Top 12%)1875(Top 33%)
10K6.21 mi3.10 mi1950-481858-501858-502015(Top 7%)1919(Top 12%)1919(Top 34%)
15K9.32 mi3.11 mi1933+171839+191839+191969(Top 7%)1875(Top 12%)1875(Top 33%)
20K12.43 mi3.11 mi1957-241867-281867-282048(Top 7%)1952(Top 12%)1952(Top 35%)
Half13.11 mi0.68 mi1972-151882-151882-152350(Top 8%)2247(Top 14%)2247(Top 40%)
25K15.53 mi2.42 mi2037-651942-601942-602425(Top 9%)2305(Top 14%)2305(Top 41%)
30K18.64 mi3.11 mi2059-221963-211963-212353(Top 8%)2230(Top 14%)2230(Top 40%)
20M20.00 mi1.36 mi2066-71968-51968-52532(Top 9%)2380(Top 15%)2380(Top 42%)
21M21.00 mi1.00 mi2083-171982-141982-142651(Top 9%)2461(Top 15%)2461(Top 44%)
35K21.75 mi0.75 mi2041+421941+411941+411531(Top 5%)1441(Top 9%)1441(Top 26%)
23M23.00 mi1.25 mi2026+151925+161925+162393(Top 8%)2220(Top 14%)2220(Top 39%)
24M24.00 mi1.00 mi2015+111912+131912+132693(Top 9%)2467(Top 15%)2467(Top 44%)
40K24.85 mi0.85 mi2018-31915-31915-32550(Top 9%)2318(Top 14%)2318(Top 41%)
25.2M25.20 mi0.35 mi2008+101904+111904+111926(Top 7%)1739(Top 11%)1739(Top 31%)
Finish26.22 mi1.02 mi2037-291932-281932-283167(Top 11%)2799(Top 17%)2799(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1969

Males

1875

M18-39

1875

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

2015

Males

1919

M18-39

1919

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1969

Males

1875

M18-39

1875

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

2048

Males

1952

M18-39

1952

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2350

Males

2247

M18-39

2247

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2425

Males

2305

M18-39

2305

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2353

Males

2230

M18-39

2230

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2532

Males

2380

M18-39

2380

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2651

Males

2461

M18-39

2461

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1531

Males

1441

M18-39

1441

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2393

Males

2220

M18-39

2220

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2693

Males

2467

M18-39

2467

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2550

Males

2318

M18-39

2318

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1926

Males

1739

M18-39

1739

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3167

Males

2799

M18-39

2799

Passing Analysis

Category:
Athletes Passed
594
Passed By
729
Net Change
-135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1902
5K → 10K86134-48#1902#1950
10K → 15K6851+17#1950#1933
15K → 20K5680-24#1933#1957
20K → Half722-15#1957#1972
Half → 25K36101-65#1972#2037
25K → 30K6284-22#2037#2059
30K → 20M4350-7#2059#2066
20M → 21M2542-17#2066#2083
21M → 35K475+42#2083#2041
35K → 23M5540+15#2041#2026
23M → 24M4029+11#2026#2015
24M → 40K3134-3#2015#2018
40K → 25.2M177+10#2018#2008
25.2M → Finish2150-29#2008#2037
TOTALS594729-135
📊

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