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BOSTON MARATHON 2025

Danielle Kaden

MA

Bib: 26158 F

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:57/mi
27:48
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:52/mi
55:22
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:49/mi
1:22:46
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:54/mi
1:50:26
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:48/mi
1:56:26
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:00/mi
2:18:16
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:12/mi
2:46:52
↑ 181↓ 1480.2%
138 ft elev
20M
9:16/mi
2:59:27
↑ 64↓ 500.2%
148 ft elev
21M
9:35/mi
3:09:02
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:24/mi
3:16:04
↑ 17↓ 861.7%
156 ft elev
23M
9:23/mi
3:27:49
↑ 23↓ 630.6%
116 ft elev
24M
9:27/mi
3:37:16
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:25/mi
3:45:19
↓ 200.3%
20 ft elev
25.2M
9:57/mi
3:48:45
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:42/mi
3:57:37
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:26
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:01:11
Pace9:15 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:0827:488:5727:48
8:57
-
10K
6.21 mi12:10:4255:228:5527:34
8:52
-0:05
15K
9.32 mi12:38:061:22:468:5327:24
8:49
-0:03
20K
12.43 mi13:05:461:50:268:5327:40
8:54
+0:05
Half
13.11 mi13:11:461:56:268:536:00
8:48
-0:06
25K
15.53 mi13:33:362:18:168:5421:50
9:00
+0:12
30K
18.64 mi14:02:122:46:528:5728:36
9:12
+0:12
20M
20.00 mi14:14:472:59:278:5812:35
9:16
+0:04
21M
21.00 mi14:24:223:09:029:009:35
9:35
+0:19
35K
21.75 mi14:31:243:16:049:017:02
9:24
-0:11
23M
23.00 mi14:43:093:27:499:0211:45
9:23
-0:01
24M
24.00 mi14:52:363:37:169:039:27
9:27
+0:04
40K
24.85 mi15:00:393:45:199:048:03
9:25
-0:02
25.2M
25.20 mi15:04:053:48:459:053:26
9:57
+0:32
Finish
26.22 mi15:12:573:57:379:048:52
8:42
-1:15

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

8:42 /mi

Average Pace

9:04 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:44:36

95% of race

Time at Steady Pace

13:01

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:04 /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 mi11:43:0827:488:5727:48
8:57
#22201
10K
6.21 mi12:10:4255:228:5527:34
8:52
#22003
15K
9.32 mi12:38:061:22:468:5327:24
8:49
#21718
20K
12.43 mi13:05:461:50:268:5327:40
8:54
#21374
Half
13.11 mi13:11:461:56:268:536:00
8:48
#21345
25K
15.53 mi13:33:362:18:168:5421:50
9:00
#21101
30K
18.64 mi14:02:122:46:528:5728:36
9:12
#20638
20M
20.00 mi14:14:472:59:278:5812:35
9:16
#20428
21M
21.00 mi14:24:223:09:029:009:35
9:35
#20214
35K
21.75 mi14:31:243:16:049:017:02
9:24
#20192
23M
23.00 mi14:43:093:27:499:0211:45
9:23
#20094
24M
24.00 mi14:52:363:37:169:039:27
9:27
#20066
40K
24.85 mi15:00:393:45:199:048:03
9:25
#19989
25.2M
25.20 mi15:04:053:48:459:053:26
9:57
#19943
Finish
26.22 mi15:12:573:57:379:048:52
8:42
#19869
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi222018738873821121(Top 74%)8066(Top 66%)8066(Top 147%)
10K6.21 mi3.10 mi22003+1988613+1258613+12521765(Top 77%)8455(Top 69%)8455(Top 155%)
15K9.32 mi3.11 mi21718+2858446+1678446+16721121(Top 74%)8066(Top 66%)8066(Top 147%)
20K12.43 mi3.11 mi21374+3448243+2038243+20320507(Top 72%)7775(Top 64%)7775(Top 142%)
Half13.11 mi0.68 mi21345+298230+138230+1320901(Top 74%)7984(Top 65%)7984(Top 146%)
25K15.53 mi2.42 mi21101+2448097+1338097+13319935(Top 70%)7500(Top 61%)7500(Top 137%)
30K18.64 mi3.11 mi20638+4637894+2037894+20318671(Top 66%)6937(Top 57%)6937(Top 127%)
20M20.00 mi1.36 mi20428+2107795+997795+9918117(Top 64%)6786(Top 55%)6786(Top 124%)
21M21.00 mi1.00 mi20214+2147704+917704+9116500(Top 58%)5988(Top 49%)5988(Top 109%)
35K21.75 mi0.75 mi20192+227702+27702+219971(Top 70%)7962(Top 65%)7962(Top 146%)
23M23.00 mi1.25 mi20094+987678+247678+2418191(Top 64%)7081(Top 58%)7081(Top 129%)
24M24.00 mi1.00 mi20066+287674+47674+419447(Top 68%)7797(Top 64%)7797(Top 143%)
40K24.85 mi0.85 mi19989+777655+197655+1918379(Top 65%)7328(Top 60%)7328(Top 134%)
25.2M25.20 mi0.35 mi19943+467636+197636+1916912(Top 60%)6566(Top 54%)6566(Top 120%)
Finish26.22 mi1.02 mi19869+747611+257611+2517506(Top 62%)6828(Top 56%)6828(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

21121

Females

8066

F18-39

8066

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

21765

Females

8455

F18-39

8455

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

21121

Females

8066

F18-39

8066

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20507

Females

7775

F18-39

7775

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

20901

Females

7984

F18-39

7984

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19935

Females

7500

F18-39

7500

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

18671

Females

6937

F18-39

6937

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18117

Females

6786

F18-39

6786

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

16500

Females

5988

F18-39

5988

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

19971

Females

7962

F18-39

7962

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18191

Females

7081

F18-39

7081

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19447

Females

7797

F18-39

7797

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18379

Females

7328

F18-39

7328

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

16912

Females

6566

F18-39

6566

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

17506

Females

6828

F18-39

6828

Passing Analysis

Category:
Athletes Passed
2922
Passed By
590
Net Change
+2332
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22201
5K → 10K368170+198#22201#22003
10K → 15K37186+285#22003#21718
15K → 20K39147+344#21718#21374
20K → Half5021+29#21374#21345
Half → 25K28238+244#21345#21101
25K → 30K49128+463#21101#20638
30K → 20M22717+210#20638#20428
20M → 21M22410+214#20428#20214
21M → 35K6644+22#20214#20192
35K → 23M12224+98#20192#20094
23M → 24M7547+28#20094#20066
24M → 40K10023+77#20066#19989
40K → 25.2M5610+46#19989#19943
25.2M → Finish9925+74#19943#19869
TOTALS2922590+2332
📊

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