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BOSTON MARATHON 2025

Kassian Eaton

Bib: 491•X

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 0.7%
Gender (Other)
#0 / 71
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:56
Rank: #555
Start → 5K
17:56 | 5:46/mi
10K· 6.21 mi
35:36
Rank: #484 (+71)
5K → 10K
17:40 | 5:41/mi
15K· 9.32 mi
53:15
Rank: #423 (+61)
10K → 15K
17:39 | 5:41/mi
20K· 12.43 mi
1:10:55
Rank: #383 (+40)
15K → 20K
17:40 | 5:41/mi
Half· 13.11 mi
1:14:43
Rank: #379 (+4)
20K → Half
3:48 | 5:34/mi
25K· 15.53 mi
1:28:21
Rank: #341 (+38)
Half → 25K
13:38 | 5:37/mi
30K· 18.64 mi
1:45:54
Rank: #280 (+61)
25K → 30K
17:33 | 5:39/mi
20M
1:53:43
Rank: #264 (+16)
30K → 20M
7:49 | 5:45/mi
21M
1:59:48
Rank: #249 (+15)
20M → 21M
6:05 | 6:05/mi
35K· 21.75 mi
2:03:58
Rank: #239 (+10)
21M → 35K
4:10 | 5:34/mi
23M
2:11:15
Rank: #220 (+19)
35K → 23M
7:17 | 5:49/mi
24M
2:16:55
Rank: #210 (+10)
23M → 24M
5:40 | 5:40/mi
40K· 24.85 mi
2:21:54
Rank: #202 (+8)
24M → 40K
4:59 | 5:50/mi
25.2M
2:24:02
Rank: #199 (+3)
40K → 25.2M
2:08 | 6:11/mi
Finish· 26.22 mi
2:29:42
Rank: #188 (+11)
25.2M → Finish
5:40 | 5:34/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:14:43
Pace5:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:14:59
Pace5:43 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:1917:565:4617:56
5:46
-
10K
6.21 mi10:35:5935:365:4417:40
5:41
-0:05
15K
9.32 mi10:53:3853:155:4317:39
5:41
0:00
20K
12.43 mi11:11:181:10:555:4217:40
5:41
0:00
Half
13.11 mi11:15:061:14:435:423:48
5:34
-0:07
25K
15.53 mi11:28:441:28:215:4113:38
5:37
+0:03
30K
18.64 mi11:46:171:45:545:4117:33
5:39
+0:02
20M
20.00 mi11:54:061:53:435:417:49
5:45
+0:06
21M
21.00 mi12:00:111:59:485:426:05
6:05
+0:20
35K
21.75 mi12:04:212:03:585:424:10
5:34
-0:31
23M
23.00 mi12:11:382:11:155:427:17
5:49
+0:15
24M
24.00 mi12:17:182:16:555:425:40
5:40
-0:09
40K
24.85 mi12:22:172:21:545:434:59
5:50
+0:10
25.2M
25.20 mi12:24:252:24:025:432:08
6:11
+0:21
Finish
26.22 mi12:30:052:29:425:435:40
5:34
-0:37

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

5:34 /mi

Average Pace

5:43 /mi

Slowest Pace

6:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:34

99% of race

Time at Steady Pace

2:08

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:43 /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 mi10:18:1917:565:4617:56
5:46
#555
10K
6.21 mi10:35:5935:365:4417:40
5:41
#484
15K
9.32 mi10:53:3853:155:4317:39
5:41
#423
20K
12.43 mi11:11:181:10:555:4217:40
5:41
#383
Half
13.11 mi11:15:061:14:435:423:48
5:34
#379
25K
15.53 mi11:28:441:28:215:4113:38
5:37
#341
30K
18.64 mi11:46:171:45:545:4117:33
5:39
#280
20M
20.00 mi11:54:061:53:435:417:49
5:45
#264
21M
21.00 mi12:00:111:59:485:426:05
6:05
#249
35K
21.75 mi12:04:212:03:585:424:10
5:34
#239
23M
23.00 mi12:11:382:11:155:427:17
5:49
#220
24M
24.00 mi12:17:182:16:555:425:40
5:40
#210
40K
24.85 mi12:22:172:21:545:434:59
5:50
#202
25.2M
25.20 mi12:24:252:24:025:432:08
6:11
#199
Finish
26.22 mi12:30:052:29:425:435:40
5:34
#188
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi55544351(Top 1%)3(Top 4%)3
10K6.21 mi3.10 mi484+7144416(Top 1%)3(Top 4%)3
15K9.32 mi3.11 mi423+6144351(Top 1%)3(Top 4%)3
20K12.43 mi3.11 mi383+403+13+1293(Top 1%)3(Top 4%)3
Half13.11 mi0.68 mi379+433252(Top 0.9%)3(Top 4%)3
25K15.53 mi2.42 mi341+3833209(Top 0.7%)3(Top 4%)3
30K18.64 mi3.11 mi280+6133138(Top 0.5%)2(Top 3%)2
20M20.00 mi1.36 mi264+1633155(Top 0.5%)3(Top 4%)3
21M21.00 mi1.00 mi249+1533170(Top 0.6%)3(Top 4%)3
35K21.75 mi0.75 mi239+1033144(Top 0.5%)2(Top 3%)2
23M23.00 mi1.25 mi220+1933172(Top 0.6%)3(Top 4%)3
24M24.00 mi1.00 mi210+1033162(Top 0.6%)2(Top 3%)2
40K24.85 mi0.85 mi202+833212(Top 0.7%)3(Top 4%)3
25.2M25.20 mi0.35 mi199+333135(Top 0.5%)2(Top 3%)2
Finish26.22 mi1.02 mi188+1133187(Top 0.7%)1(Top 1%)1

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

351

X

3

Age Div

3

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

416

X

3

Age Div

3

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

351

X

3

Age Div

3

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

293

X

3

Age Div

3

20K→Half

12.4 - 13.1 mi

Top 0.9%
×2stories
+19ft-37ft

Overall

252

X

3

Age Div

3

Half→25K

13.1 - 15.5 mi

Top 0.7%
×4stories
+66ft-88ft

Overall

209

X

3

Age Div

3

25K→30K

15.5 - 18.6 mi

Top 0.5%
×9stories
+181ft-148ft

Overall

138

X

2

Age Div

2

30K→20M

18.6 - 20.0 mi

Top 0.5%
×5stories
+64ft-50ft

Overall

155

X

3

Age Div

3

20M→21M

20.0 - 21.0 mi

Top 0.6%
×8stories
+106ft-24ft

Overall

170

X

3

Age Div

3

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7stories
+17ft-86ft

Overall

144

X

2

Age Div

2

35K→23M

21.8 - 23.0 mi

Top 0.6%
×5stories
+23ft-63ft

Overall

172

X

3

Age Div

3

23M→24M

23.0 - 24.0 mi

Top 0.6%
×6stories
+12ft-82ft

Overall

162

X

2

Age Div

2

24M→40K

24.0 - 24.9 mi

Top 0.7%
×1story
+6ft-20ft

Overall

212

X

3

Age Div

3

40K→25.2M

24.9 - 25.2 mi

Top 0.5%
×1story
+13ft-16ft

Overall

135

X

2

Age Div

2

25.2M→Finish

25.2 - 26.2 mi

Top 0.7%
×2stories
+22ft-21ft

Overall

187

X

1

Age Div

1

Passing Analysis

Category:
Athletes Passed
385
Passed By
18
Net Change
+367
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#555
5K → 10K809+71#555#484
10K → 15K643+61#484#423
15K → 20K411+40#423#383
20K → Half51+4#383#379
Half → 25K380+38#379#341
25K → 30K610+61#341#280
30K → 20M160+16#280#264
20M → 21M150+15#264#249
21M → 35K100+10#249#239
35K → 23M190+19#239#220
23M → 24M111+10#220#210
24M → 40K80+8#210#202
40K → 25.2M30+3#202#199
25.2M → Finish143+11#199#188
TOTALS38518+367
📊

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