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BOSTON MARATHON 2025

Keagan Casey

Bib: 5278•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 23%
Division (M18-39)
#0 / 5642
Top 48%
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
6:34/mi
20:24
↑ 97↓ 3451.5%
10K· 6.21 mi
6:33/mi
40:46
↑ 79↓ 1380.4%
15K· 9.32 mi
6:31/mi
1:01:01
↑ 67↓ 78
20K· 12.43 mi
6:33/mi
1:21:23
↑ 106↓ 860.1%
Half· 13.11 mi
6:28/mi
1:25:48
↑ 19↓ 370.5%
25K· 15.53 mi
6:41/mi
1:42:01
↑ 66↓ 880.2%
30K· 18.64 mi
6:55/mi
2:03:30
↑ 181↓ 1480.2%
20M
6:57/mi
2:12:56
↑ 64↓ 500.2%
21M
7:15/mi
2:20:11
↑ 106↓ 241.6%
35K· 21.75 mi
6:56/mi
2:25:22
↑ 17↓ 861.7%
23M
7:12/mi
2:34:23
↑ 23↓ 630.6%
24M
7:11/mi
2:41:34
↓ 821.3%
40K· 24.85 mi
7:20/mi
2:47:50
↓ 200.3%
25.2M
7:58/mi
2:50:35
↑ 13↓ 160.2%
Finish· 26.22 mi
7:17/mi
2:58:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:48
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:32:12
Pace7:02 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4020:246:3420:24
6:34
-
10K
6.21 mi10:44:0240:466:3420:22
6:33
-0:01
15K
9.32 mi11:04:171:01:016:3320:15
6:31
-0:02
20K
12.43 mi11:24:391:21:236:3320:22
6:33
+0:02
Half
13.11 mi11:29:041:25:486:334:25
6:28
-0:05
25K
15.53 mi11:45:171:42:016:3416:13
6:41
+0:13
30K
18.64 mi12:06:462:03:306:3821:29
6:55
+0:14
20M
20.00 mi12:16:122:12:566:399:26
6:57
+0:02
21M
21.00 mi12:23:272:20:116:417:15
7:15
+0:18
35K
21.75 mi12:28:382:25:226:415:11
6:56
-0:19
23M
23.00 mi12:37:392:34:236:439:01
7:12
+0:16
24M
24.00 mi12:44:502:41:346:447:11
7:11
-0:01
40K
24.85 mi12:51:062:47:506:456:16
7:20
+0:09
25.2M
25.20 mi12:53:512:50:356:462:45
7:58
+0:38
Finish
26.22 mi13:01:162:58:006:487:25
7:17
-0:41

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

6:28 /mi

Average Pace

6:48 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:01

57% of race

Time at Steady Pace

36:06

20% of race

Time at Slower Pace

39:53

22% of race

Average Pace: 6:47 /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 mi10:23:4020:246:3420:24
6:34
#4300
10K
6.21 mi10:44:0240:466:3420:22
6:33
#4210
15K
9.32 mi11:04:171:01:016:3320:15
6:31
#4003
20K
12.43 mi11:24:391:21:236:3320:22
6:33
#3815
Half
13.11 mi11:29:041:25:486:334:25
6:28
#3798
25K
15.53 mi11:45:171:42:016:3416:13
6:41
#3795
30K
18.64 mi12:06:462:03:306:3821:29
6:55
#3789
20M
20.00 mi12:16:122:12:566:399:26
6:57
#3745
21M
21.00 mi12:23:272:20:116:417:15
7:15
#3700
35K
21.75 mi12:28:382:25:226:415:11
6:56
#3727
23M
23.00 mi12:37:392:34:236:439:01
7:12
#3753
24M
24.00 mi12:44:502:41:346:447:11
7:11
#3827
40K
24.85 mi12:51:062:47:506:456:16
7:20
#3884
25.2M
25.20 mi12:53:512:50:356:462:45
7:58
#3911
Finish
26.22 mi13:01:162:58:006:487:25
7:17
#4036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4300404140413673(Top 13%)3468(Top 22%)3468(Top 61%)
10K6.21 mi3.10 mi4210+903961+803961+804107(Top 14%)3861(Top 24%)3861(Top 68%)
15K9.32 mi3.11 mi4003+2073774+1873774+1873673(Top 13%)3468(Top 22%)3468(Top 61%)
20K12.43 mi3.11 mi3815+1883598+1763598+1763450(Top 12%)3268(Top 20%)3268(Top 58%)
Half13.11 mi0.68 mi3798+173583+153583+153491(Top 12%)3307(Top 21%)3307(Top 59%)
25K15.53 mi2.42 mi3795+33577+63577+64040(Top 14%)3764(Top 23%)3764(Top 67%)
30K18.64 mi3.11 mi3789+63572+53572+54162(Top 15%)3825(Top 24%)3825(Top 68%)
20M20.00 mi1.36 mi3745+443524+483524+483752(Top 13%)3451(Top 21%)3451(Top 61%)
21M21.00 mi1.00 mi3700+453479+453479+453362(Top 12%)3084(Top 19%)3084(Top 55%)
35K21.75 mi0.75 mi3727-273503-243503-244868(Top 17%)4280(Top 27%)4280(Top 76%)
23M23.00 mi1.25 mi3753-263514-113514-114852(Top 17%)4203(Top 26%)4203(Top 74%)
24M24.00 mi1.00 mi3827-743572-583572-585675(Top 20%)4700(Top 29%)4700(Top 83%)
40K24.85 mi0.85 mi3884-573608-363608-365767(Top 20%)4700(Top 29%)4700(Top 83%)
25.2M25.20 mi0.35 mi3911-273630-223630-225727(Top 20%)4552(Top 28%)4552(Top 81%)
Finish26.22 mi1.02 mi4036-1253730-1003730-1007569(Top 27%)5649(Top 35%)5649(Top 100%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21story building
+97ft-345ft

Overall

3673

Males

3468

M18-39

3468

5K→10K

3.1 - 6.2 mi

Top 14%
×5story building
+79ft-138ft

Overall

4107

Males

3861

M18-39

3861

10K→15K

6.2 - 9.3 mi

Top 13%
×3story building
+67ft-78ft

Overall

3673

Males

3468

M18-39

3468

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3450

Males

3268

M18-39

3268

20K→Half

12.4 - 13.1 mi

Top 12%
×2story building
+19ft-37ft

Overall

3491

Males

3307

M18-39

3307

Half→25K

13.1 - 15.5 mi

Top 14%
×4story building
+66ft-88ft

Overall

4040

Males

3764

M18-39

3764

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4162

Males

3825

M18-39

3825

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3752

Males

3451

M18-39

3451

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3362

Males

3084

M18-39

3084

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4868

Males

4280

M18-39

4280

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4852

Males

4203

M18-39

4203

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5675

Males

4700

M18-39

4700

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5767

Males

4700

M18-39

4700

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5727

Males

4552

M18-39

4552

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7569

Males

5649

M18-39

5649

Passing Analysis

Category:
Athletes Passed
1164
Passed By
900
Net Change
+264
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4300
5K → 10K18898+90#4300#4210
10K → 15K23225+207#4210#4003
15K → 20K20719+188#4003#3815
20K → Half236+17#3815#3798
Half → 25K7976+3#3798#3795
25K → 30K111105+6#3795#3789
30K → 20M8541+44#3789#3745
20M → 21M7126+45#3745#3700
21M → 35K2350-27#3700#3727
35K → 23M5783-26#3727#3753
23M → 24M29103-74#3753#3827
24M → 40K2986-57#3827#3884
40K → 25.2M1037-27#3884#3911
25.2M → Finish20145-125#3911#4036
TOTALS1164900+264
📊

Passing Visuals

Category:
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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