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BOSTON MARATHON 2025

Lydia Kauri

Bib: 15614•F

WA

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

Start
0:00:00
Race begins
5K· 3.11 mi
23:02
Rank: #11486
Start → 5K
7:25/mi
23:02 split
10K· 6.21 mi
46:34
Rank: #12081 (-595)
5K → 10K
7:34/mi
23:32 split
15K· 9.32 mi
1:10:04
Rank: #12151 (-70)
10K → 15K
7:34/mi
23:30 split
20K· 12.43 mi
1:35:01
Rank: #12896 (-745)
15K → 20K
8:02/mi
24:57 split
Half· 13.11 mi
1:40:23
Rank: #12987 (-91)
20K → Half
7:52/mi
5:22 split
25K· 15.53 mi
2:01:18
Rank: #13965 (-978)
Half → 25K
8:38/mi
20:55 split
30K· 18.64 mi
2:31:00
Rank: #15514 (-1549)
25K → 30K
9:34/mi
29:42 split
20M
2:43:56
Rank: #15842 (-328)
30K → 20M
9:31/mi
12:56 split
21M
2:54:18
Rank: #16084 (-242)
20M → 21M
10:22/mi
10:22 split
35K· 21.75 mi
3:03:01
Rank: #16720 (-636)
21M → 35K
11:39/mi
8:43 split
23M
3:16:11
Rank: #17223 (-503)
35K → 23M
10:31/mi
13:10 split
24M
3:27:24
Rank: #17781 (-558)
23M → 24M
11:13/mi
11:13 split
40K· 24.85 mi
3:36:15
Rank: #18017 (-236)
24M → 40K
10:21/mi
8:51 split
25.2M
3:39:50
Rank: #18040 (-23)
40K → 25.2M
10:23/mi
3:35 split
Finish· 26.22 mi
3:48:48
Rank: #18045 (-5)
25.2M → Finish
8:48/mi
8:58 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:23
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time2:08:25
Pace9:48 /mi
📊Positive Split: 27.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:2723:027:2523:02
7:25
-
10K
6.21 mi11:18:5946:347:3023:32
7:34
+0:09
15K
9.32 mi11:42:291:10:047:3123:30
7:34
0:00
20K
12.43 mi12:07:261:35:017:3924:57
8:02
+0:28
Half
13.11 mi12:12:481:40:237:395:22
7:52
-0:10
25K
15.53 mi12:33:432:01:187:4920:55
8:38
+0:46
30K
18.64 mi13:03:252:31:008:0629:42
9:34
+0:56
20M
20.00 mi13:16:212:43:568:1212:56
9:31
-0:03
21M
21.00 mi13:26:432:54:188:1810:22
10:22
+0:51
35K
21.75 mi13:35:263:03:018:258:43
11:39
+1:17
23M
23.00 mi13:48:363:16:118:3213:10
10:31
-1:08
24M
24.00 mi13:59:493:27:248:3911:13
11:13
+0:42
40K
24.85 mi14:08:403:36:158:428:51
10:21
-0:52
25.2M
25.20 mi14:12:153:39:508:433:35
10:23
+0:02
Finish
26.22 mi14:21:133:48:488:448:58
8:48
-1:35

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

7:25 /mi

Average Pace

8:44 /mi

Slowest Pace

11:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:16

57% of race

Time at Steady Pace

42:38

19% of race

Time at Slower Pace

55:54

24% of race

Average Pace: 8:44 /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 mi10:55:2723:027:2523:02
7:25
#11486
10K
6.21 mi11:18:5946:347:3023:32
7:34
#12081
15K
9.32 mi11:42:291:10:047:3123:30
7:34
#12151
20K
12.43 mi12:07:261:35:017:3924:57
8:02
#12896
Half
13.11 mi12:12:481:40:237:395:22
7:52
#12987
25K
15.53 mi12:33:432:01:187:4920:55
8:38
#13965
30K
18.64 mi13:03:252:31:008:0629:42
9:34
#15514
20M
20.00 mi13:16:212:43:568:1212:56
9:31
#15842
21M
21.00 mi13:26:432:54:188:1810:22
10:22
#16084
35K
21.75 mi13:35:263:03:018:258:43
11:39
#16720
23M
23.00 mi13:48:363:16:118:3213:10
10:31
#17223
24M
24.00 mi13:59:493:27:248:3911:13
11:13
#17781
40K
24.85 mi14:08:403:36:158:428:51
10:21
#18017
25.2M
25.20 mi14:12:153:39:508:433:35
10:23
#18040
Finish
26.22 mi14:21:133:48:488:448:58
8:48
#18045
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi114862526252612308(Top 43%)3069(Top 25%)3069(Top 56%)
10K6.21 mi3.10 mi12081-5952857-3312857-33112820(Top 45%)3269(Top 27%)3269(Top 60%)
15K9.32 mi3.11 mi12151-702920-632920-6312308(Top 43%)3069(Top 25%)3069(Top 56%)
20K12.43 mi3.11 mi12896-7453388-4683388-46815170(Top 53%)4737(Top 39%)4737(Top 87%)
Half13.11 mi0.68 mi12987-913441-533441-5314907(Top 52%)4585(Top 37%)4585(Top 84%)
25K15.53 mi2.42 mi13965-9784023-5824023-58217981(Top 63%)6422(Top 53%)6422(Top 117%)
30K18.64 mi3.11 mi15514-15494956-9334956-93320183(Top 71%)7750(Top 63%)7750(Top 142%)
20M20.00 mi1.36 mi15842-3285178-2225178-22219261(Top 68%)7401(Top 61%)7401(Top 135%)
21M21.00 mi1.00 mi16084-2425347-1695347-16919603(Top 69%)7680(Top 63%)7680(Top 140%)
35K21.75 mi0.75 mi16720-6365726-3795726-37925338(Top 89%)10759(Top 88%)10759(Top 197%)
23M23.00 mi1.25 mi17223-5036069-3436069-34322059(Top 78%)9095(Top 74%)9095(Top 166%)
24M24.00 mi1.00 mi17781-5586414-3456414-34524425(Top 86%)10336(Top 85%)10336(Top 189%)
40K24.85 mi0.85 mi18017-2366556-1426556-14221535(Top 76%)8945(Top 73%)8945(Top 164%)
25.2M25.20 mi0.35 mi18040-236578-226578-2218633(Top 66%)7444(Top 61%)7444(Top 136%)
Finish26.22 mi1.02 mi18045-56595-176595-1718053(Top 64%)7110(Top 58%)7110(Top 130%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12308

Females

3069

F18-39

3069

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12820

Females

3269

F18-39

3269

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12308

Females

3069

F18-39

3069

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

15170

Females

4737

F18-39

4737

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14907

Females

4585

F18-39

4585

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17981

Females

6422

F18-39

6422

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20183

Females

7750

F18-39

7750

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

19261

Females

7401

F18-39

7401

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

19603

Females

7680

F18-39

7680

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

25338

Females

10759

F18-39

10759

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22059

Females

9095

F18-39

9095

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

24425

Females

10336

F18-39

10336

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21535

Females

8945

F18-39

8945

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18633

Females

7444

F18-39

7444

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

18053

Females

7110

F18-39

7110

Passing Analysis

Category:
Athletes Passed
642
Passed By
7201
Net Change
-6559
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11486
5K → 10K74669-595#11486#12081
10K → 15K163233-70#12081#12151
15K → 20K57802-745#12151#12896
20K → Half16107-91#12896#12987
Half → 25K351013-978#12987#13965
25K → 30K411590-1549#13965#15514
30K → 20M52380-328#15514#15842
20M → 21M46288-242#15842#16084
21M → 35K5641-636#16084#16720
35K → 23M33536-503#16720#17223
23M → 24M18576-558#17223#17781
24M → 40K17253-236#17781#18017
40K → 25.2M2245-23#18017#18040
25.2M → Finish6368-5#18040#18045
TOTALS6427201-6559
📊

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