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BOSTON MARATHON 2025

Elizabeth Thooft

CO

Bib: 15612 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 30%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 23%
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
7:33/mi
23:28
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:25/mi
46:31
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:25/mi
1:09:32
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:21/mi
1:32:23
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:17/mi
1:37:21
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:21/mi
1:55:10
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:24/mi
2:18:08
↑ 181↓ 1480.2%
138 ft elev
20M
7:24/mi
2:28:11
↑ 64↓ 500.2%
148 ft elev
21M
7:39/mi
2:35:50
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:24/mi
2:41:22
↑ 17↓ 861.7%
156 ft elev
23M
7:31/mi
2:50:47
↑ 23↓ 630.6%
116 ft elev
24M
7:24/mi
2:58:11
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:27/mi
3:04:33
↓ 200.3%
20 ft elev
25.2M
8:07/mi
3:07:21
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:12/mi
3:14:41
↑ 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
1:37:217:26 /mi⚖️ balanced
2nd Half
1:37:207:25 /mi⚖️ balanced
Even split — consistent pacing between halves
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:287:333.11 mi23:28
7:33
-
10K
46:317:293.10 mi23:03
7:25
-0:08
15K
1:09:327:283.11 mi23:01
7:25
0:00
20K
1:32:237:263.11 mi22:51
7:21
-0:04
Half(13.11 mi)
1:37:217:260.68 mi4:58
7:17
-0:04
25K
1:55:107:252.42 mi17:49
7:21
+0:04
30K
2:18:087:253.11 mi22:58
7:24
+0:03
20M
2:28:117:251.36 mi10:03
7:24
0:00
21M
2:35:507:251.00 mi7:39
7:39
+0:15
35K
2:41:227:250.75 mi5:32
7:24
-0:15
23M
2:50:477:261.25 mi9:25
7:31
+0:07
24M
2:58:117:251.00 mi7:24
7:24
-0:07
40K
3:04:337:260.85 mi6:22
7:27
+0:03
25.2M
3:07:217:260.35 mi2:48
8:07
+0:40
Finish(26.22 mi)
3:14:417:261.02 mi7:20
7:12
-0:55
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:12 /mi

Average Pace

7:26 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:11:53

99% of race

Time at Steady Pace

2:48

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi12685315031501095823522352
10K3.10 mi12015+6702819+3312819+3311135924902490
15K3.11 mi11628+3872634+1852634+1851095823522352
20K3.11 mi11051+5772366+2682366+268951317401740
Half(13.11 mi)0.68 mi10985+662332+342332+34985518711871
25K2.42 mi10571+4142165+1672165+167874015241524
30K3.11 mi9789+7821864+3011864+301701710191019
20M1.36 mi9465+3241759+1051759+1056387927927
21M1.00 mi9161+3041642+1171642+1175427737737
35K0.75 mi9092+691637+51637+5792916461646
23M1.25 mi8864+2281583+541583+54676613001300
24M1.00 mi8729+1351560+231560+23707214861486
40K0.85 mi8591+1381541+191541+19651513431343
25.2M0.35 mi8520+711532+91532+9666814961496
Finish(26.22 mi)1.02 mi8449+711520+121520+12705116691669

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

10958

Females

2352

F18-39

2352

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11359

Females

2490

F18-39

2490

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

10958

Females

2352

F18-39

2352

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

9513

Females

1740

F18-39

1740

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9855

Females

1871

F18-39

1871

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8740

Females

1524

F18-39

1524

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

7017

Females

1019

F18-39

1019

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

6387

Females

927

F18-39

927

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5427

Females

737

F18-39

737

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7929

Females

1646

F18-39

1646

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6766

Females

1300

F18-39

1300

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

7072

Females

1486

F18-39

1486

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6515

Females

1343

F18-39

1343

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6668

Females

1496

F18-39

1496

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2story building
+22ft-21ft

Overall

7051

Females

1669

F18-39

1669

Passing Analysis

Category:
Passed
4481*
Passed By
245
Net Change
+4236
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12685
5K → 10K73464+670#12685#12015
10K → 15K43043+387#12015#11628
15K → 20K58912+577#11628#11051
20K → Half7711+66#11051#10985
Half → 25K4206+414#10985#10571
25K → 30K782*0+782#10571#9789
30K → 20M3262+324#9789#9465
20M → 21M3084+304#9465#9161
21M → 35K8617+69#9161#9092
35K → 23M24820+228#9092#8864
23M → 24M15621+135#8864#8729
24M → 40K15214+138#8729#8591
40K → 25.2M787+71#8591#8520
25.2M → Finish9524+71#8520#8449
TOTALS4481*245+4236

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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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