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BOSTON MARATHON 2025

Delaney Kasle

Bib: 26193•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
10:52/mi
33:45
↑ 97↓ 3451.5%
10K· 6.21 mi
10:59/mi
1:07:51
↑ 79↓ 1380.4%
15K· 9.32 mi
10:56/mi
1:41:48
↑ 67↓ 78
20K· 12.43 mi
10:44/mi
2:15:09
↑ 106↓ 860.1%
Half· 13.11 mi
10:24/mi
2:22:15
↑ 19↓ 370.5%
25K· 15.53 mi
10:18/mi
2:47:13
↑ 66↓ 880.2%
30K· 18.64 mi
11:08/mi
3:21:49
↑ 181↓ 1480.2%
20M
10:53/mi
3:36:36
↑ 64↓ 500.2%
21M
11:53/mi
3:48:29
↑ 106↓ 241.6%
35K· 21.75 mi
12:25/mi
3:57:46
↑ 17↓ 861.7%
23M
11:31/mi
4:12:11
↑ 23↓ 630.6%
24M
11:27/mi
4:23:38
↓ 821.3%
40K· 24.85 mi
11:57/mi
4:33:51
↓ 200.3%
25.2M
13:15/mi
4:38:25
↑ 13↓ 160.2%
Finish· 26.22 mi
10:55/mi
4:49:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:22:15
Pace10:51 /mi
2nd Half
Distance13.11 mi
Time2:27:17
Pace11:14 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0333:4510:5233:45
10:52
-
10K
6.21 mi12:28:091:07:5110:5534:06
10:59
+0:07
15K
9.32 mi13:02:061:41:4810:5533:57
10:56
-0:03
20K
12.43 mi13:35:272:15:0910:5333:21
10:44
-0:12
Half
13.11 mi13:42:332:22:1510:517:06
10:24
-0:20
25K
15.53 mi14:07:312:47:1310:4624:58
10:18
-0:06
30K
18.64 mi14:42:073:21:4910:5034:36
11:08
+0:50
20M
20.00 mi14:56:543:36:3610:5014:47
10:53
-0:15
21M
21.00 mi15:08:473:48:2910:5311:53
11:53
+1:00
35K
21.75 mi15:18:043:57:4610:569:17
12:25
+0:32
23M
23.00 mi15:32:294:12:1110:5814:25
11:31
-0:54
24M
24.00 mi15:43:564:23:3810:5911:27
11:27
-0:04
40K
24.85 mi15:54:094:33:5111:0110:13
11:57
+0:30
25.2M
25.20 mi15:58:434:38:2511:034:34
13:15
+1:18
Finish
26.22 mi16:09:504:49:3211:0311:07
10:55
-2:20

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

10:18 /mi

Average Pace

11:03 /mi

Slowest Pace

13:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:04

11% of race

Time at Steady Pace

3:15:39

68% of race

Time at Slower Pace

1:01:49

21% of race

Average Pace: 11:03 /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 mi11:54:0333:4510:5233:45
10:52
#27385
10K
6.21 mi12:28:091:07:5110:5534:06
10:59
#27218
15K
9.32 mi13:02:061:41:4810:5533:57
10:56
#26966
20K
12.43 mi13:35:272:15:0910:5333:21
10:44
#26598
Half
13.11 mi13:42:332:22:1510:517:06
10:24
#26543
25K
15.53 mi14:07:312:47:1310:4624:58
10:18
#26143
30K
18.64 mi14:42:073:21:4910:5034:36
11:08
#25798
20M
20.00 mi14:56:543:36:3610:5014:47
10:53
#25628
21M
21.00 mi15:08:473:48:2910:5311:53
11:53
#25514
35K
21.75 mi15:18:043:57:4610:569:17
12:25
#25556
23M
23.00 mi15:32:294:12:1110:5814:25
11:31
#25508
24M
24.00 mi15:43:564:23:3810:5911:27
11:27
#25487
40K
24.85 mi15:54:094:33:5111:0110:13
11:57
#25469
25.2M
25.20 mi15:58:434:38:2511:034:34
13:15
#25474
Finish
26.22 mi16:09:504:49:3211:0311:07
10:55
#25478
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27385115611156126575(Top 94%)11114(Top 91%)11114(Top 203%)
10K6.21 mi3.10 mi27218+16711487+7411487+7427034(Top 95%)11390(Top 93%)11390(Top 208%)
15K9.32 mi3.11 mi26966+25211338+14911338+14926575(Top 94%)11114(Top 91%)11114(Top 203%)
20K12.43 mi3.11 mi26598+36811123+21511123+21525597(Top 90%)10587(Top 87%)10587(Top 194%)
Half13.11 mi0.68 mi26543+5511093+3011093+3025618(Top 90%)10612(Top 87%)10612(Top 194%)
25K15.53 mi2.42 mi26143+40010867+22610867+22623938(Top 84%)9710(Top 79%)9710(Top 178%)
30K18.64 mi3.11 mi25798+34510719+14810719+14824268(Top 85%)10008(Top 82%)10008(Top 183%)
20M20.00 mi1.36 mi25628+17010644+7510644+7523319(Top 82%)9590(Top 78%)9590(Top 175%)
21M21.00 mi1.00 mi25514+11410585+5910585+5923374(Top 82%)9702(Top 79%)9702(Top 177%)
35K21.75 mi0.75 mi25556-4210620-3510620-3526358(Top 93%)11264(Top 92%)11264(Top 206%)
23M23.00 mi1.25 mi25508+4810613+710613+724258(Top 85%)10226(Top 84%)10226(Top 187%)
24M24.00 mi1.00 mi25487+2110607+610607+624797(Top 87%)10536(Top 86%)10536(Top 193%)
40K24.85 mi0.85 mi25469+1810609-210609-224829(Top 87%)10597(Top 87%)10597(Top 194%)
25.2M25.20 mi0.35 mi25474-510614-510614-525314(Top 89%)10848(Top 89%)10848(Top 198%)
Finish26.22 mi1.02 mi25478-410625-1110625-1125173(Top 89%)10734(Top 88%)10734(Top 196%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

26575

Females

11114

F18-39

11114

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

27034

Females

11390

F18-39

11390

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

26575

Females

11114

F18-39

11114

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25597

Females

10587

F18-39

10587

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

25618

Females

10612

F18-39

10612

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

23938

Females

9710

F18-39

9710

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

24268

Females

10008

F18-39

10008

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23319

Females

9590

F18-39

9590

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23374

Females

9702

F18-39

9702

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

26358

Females

11264

F18-39

11264

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

24258

Females

10226

F18-39

10226

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24797

Females

10536

F18-39

10536

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24829

Females

10597

F18-39

10597

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25314

Females

10848

F18-39

10848

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

25173

Females

10734

F18-39

10734

Passing Analysis

Category:
Athletes Passed
2194
Passed By
287
Net Change
+1907
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27385
5K → 10K23467+167#27385#27218
10K → 15K26614+252#27218#26966
15K → 20K3746+368#26966#26598
20K → Half583+55#26598#26543
Half → 25K4011+400#26543#26143
25K → 30K3461+345#26143#25798
30K → 20M1711+170#25798#25628
20M → 21M1173+114#25628#25514
21M → 35K2062-42#25514#25556
35K → 23M7426+48#25556#25508
23M → 24M5130+21#25508#25487
24M → 40K4022+18#25487#25469
40K → 25.2M1217-5#25469#25474
25.2M → Finish3034-4#25474#25478
TOTALS2194287+1907
📊

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