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BOSTON MARATHON 2025

Elizabeth Kender

MA

Bib: 31678 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
8:38/mi
26:49
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:36/mi
53:31
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:41/mi
1:20:29
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:33/mi
1:47:04
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:26/mi
1:52:49
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:40/mi
2:13:50
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:58/mi
2:41:42
↑ 181↓ 1480.2%
138 ft elev
20M
9:00/mi
2:53:56
↑ 64↓ 500.2%
148 ft elev
21M
9:14/mi
3:03:10
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:28/mi
3:09:30
↑ 17↓ 861.7%
156 ft elev
23M
9:13/mi
3:21:03
↑ 23↓ 630.6%
116 ft elev
24M
9:05/mi
3:30:08
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:39/mi
3:37:32
↓ 200.3%
20 ft elev
25.2M
8:54/mi
3:40:36
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:50/mi
3:48:35
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:52:498:36 /mi⚡ faster
2nd Half
1:55:468:50 /mi+2.6%
Positive split — 2.6% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
26:498:383.11 mi26:49
8:38
-
10K
53:318:373.10 mi26:42
8:36
-0:02
15K
1:20:298:383.11 mi26:58
8:41
+0:05
20K
1:47:048:373.11 mi26:35
8:33
-0:08
Half(13.11 mi)
1:52:498:360.68 mi5:45
8:26
-0:07
25K
2:13:508:372.42 mi21:01
8:40
+0:14
30K
2:41:428:403.11 mi27:52
8:58
+0:18
20M
2:53:568:421.36 mi12:14
9:00
+0:02
21M
3:03:108:431.00 mi9:14
9:14
+0:14
35K
3:09:308:430.75 mi6:20
8:28
-0:46
23M
3:21:038:441.25 mi11:33
9:13
+0:45
24M
3:30:088:451.00 mi9:05
9:05
-0:08
40K
3:37:328:450.85 mi7:24
8:39
-0:26
25.2M
3:40:368:450.35 mi3:04
8:54
+0:15
Finish(26.22 mi)
3:48:358:431.02 mi7:59
7:50
-1:04
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:50 /mi

Average Pace

8:43 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:13:21

32% of race

Time at Steady Pace

2:35:14

68% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:43 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi20652788178812036876347634
10K3.10 mi20460+1927751+1307751+1302033076517651
15K3.11 mi20395+657697+547697+542036876347634
20K3.11 mi19954+4417447+2507447+2501858866766676
Half(13.11 mi)0.68 mi19895+597412+357412+351877567696769
25K2.42 mi19597+2987255+1577255+1571821065416541
30K3.11 mi19198+3997073+1827073+1821752763226322
20M1.36 mi19014+1846987+866987+861682460496049
21M1.00 mi18744+2706859+1286859+1281485950995099
35K0.75 mi18622+1226804+556804+551531654275427
23M1.25 mi18528+946782+226782+221746267006700
24M1.00 mi18498+306791-96791-91781369336933
40K0.85 mi18338+1606733+586733+581441752095209
25.2M0.35 mi18225+1136683+506683+501133037043704
Finish(26.22 mi)1.02 mi17978+2476558+1256558+1251173338243824

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20368

Females

7634

F18-39

7634

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20330

Females

7651

F18-39

7651

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20368

Females

7634

F18-39

7634

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18588

Females

6676

F18-39

6676

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

18775

Females

6769

F18-39

6769

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18210

Females

6541

F18-39

6541

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

17527

Females

6322

F18-39

6322

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16824

Females

6049

F18-39

6049

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

14859

Females

5099

F18-39

5099

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15316

Females

5427

F18-39

5427

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

17462

Females

6700

F18-39

6700

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

17813

Females

6933

F18-39

6933

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14417

Females

5209

F18-39

5209

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11330

Females

3704

F18-39

3704

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

11733

Females

3824

F18-39

3824

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#20652
5K → 10K
197389+192
#20652 → #20460
10K → 15K
158223+65
#20460 → #20395
15K → 20K
24465+441
#20395 → #19954
20K → Half
766+59
#19954 → #19895
Half → 25K
29327+298
#19895 → #19597
25K → 30K
51450+399
#19597 → #19198
30K → 20M
23207+184
#19198 → #19014
20M → 21M
7277+270
#19014 → #18744
21M → 35K
5127+122
#18744 → #18622
35K → 23M
52146+94
#18622 → #18528
23M → 24M
6292+30
#18528 → #18498
24M → 40K
9169+160
#18498 → #18338
40K → 25.2M
0113+113
#18338 → #18225
25.2M → Finish
2249+247
#18225 → #17978
TOTALS
6263300+2674
#20652 → #17978

Passing Visualized

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