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BOSTON MARATHON 2025

Alexandra Dhont

Bib: 13879•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 47%
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
25:20
Rank: #17787
Start → 5K
25:20 | 8:09/mi
10K· 6.21 mi
51:00
Rank: #18036 (-249)
5K → 10K
25:40 | 8:16/mi
15K· 9.32 mi
1:16:53
Rank: #18094 (-58)
10K → 15K
25:53 | 8:20/mi
20K· 12.43 mi
1:42:44
Rank: #17792 (+302)
15K → 20K
25:51 | 8:19/mi
Half· 13.11 mi
1:48:13
Rank: #17702 (+90)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:08:16
Rank: #17326 (+376)
Half → 25K
20:03 | 8:16/mi
30K· 18.64 mi
2:35:16
Rank: #17014 (+312)
25K → 30K
27:00 | 8:41/mi
20M
2:47:22
Rank: #16942 (+72)
30K → 20M
12:06 | 8:54/mi
21M
2:56:51
Rank: #16843 (+99)
20M → 21M
9:29 | 9:29/mi
35K· 21.75 mi
3:03:15
Rank: #16790 (+53)
21M → 35K
6:24 | 8:33/mi
23M
3:14:32
Rank: #16740 (+50)
35K → 23M
11:17 | 9:01/mi
24M
3:23:02
Rank: #16621 (+119)
23M → 24M
8:30 | 8:30/mi
40K· 24.85 mi
3:30:23
Rank: #16502 (+119)
24M → 40K
7:21 | 8:36/mi
25.2M
3:33:55
Rank: #16542 (-40)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:42:19
Rank: #16438 (+104)
25.2M → Finish
8:24 | 8:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:13
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time1:54:06
Pace8:42 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:4025:208:0925:20
8:09
-
10K
6.21 mi11:20:2051:008:1225:40
8:16
+0:07
15K
9.32 mi11:46:131:16:538:1525:53
8:20
+0:04
20K
12.43 mi12:12:041:42:448:1625:51
8:19
-0:01
Half
13.11 mi12:17:331:48:138:155:29
8:02
-0:17
25K
15.53 mi12:37:362:08:168:1520:03
8:16
+0:14
30K
18.64 mi13:04:362:35:168:2027:00
8:41
+0:25
20M
20.00 mi13:16:422:47:228:2212:06
8:54
+0:13
21M
21.00 mi13:26:112:56:518:259:29
9:29
+0:35
35K
21.75 mi13:32:353:03:158:266:24
8:33
-0:56
23M
23.00 mi13:43:523:14:328:2711:17
9:01
+0:28
24M
24.00 mi13:52:223:23:028:288:30
8:30
-0:31
40K
24.85 mi13:59:433:30:238:287:21
8:36
+0:06
25.2M
25.20 mi14:03:153:33:558:293:32
10:15
+1:39
Finish
26.22 mi14:11:393:42:198:298:24
8:15
-2:00

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

8:02 /mi

Average Pace

8:29 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:49

14% of race

Time at Steady Pace

2:35:06

70% of race

Time at Slower Pace

36:24

16% of race

Average Pace: 8:29 /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 mi10:54:4025:208:0925:20
8:09
#17787
10K
6.21 mi11:20:2051:008:1225:40
8:16
#18036
15K
9.32 mi11:46:131:16:538:1525:53
8:20
#18094
20K
12.43 mi12:12:041:42:448:1625:51
8:19
#17792
Half
13.11 mi12:17:331:48:138:155:29
8:02
#17702
25K
15.53 mi12:37:362:08:168:1520:03
8:16
#17326
30K
18.64 mi13:04:362:35:168:2027:00
8:41
#17014
20M
20.00 mi13:16:422:47:228:2212:06
8:54
#16942
21M
21.00 mi13:26:112:56:518:259:29
9:29
#16843
35K
21.75 mi13:32:353:03:158:266:24
8:33
#16790
23M
23.00 mi13:43:523:14:328:2711:17
9:01
#16740
24M
24.00 mi13:52:223:23:028:288:30
8:30
#16621
40K
24.85 mi13:59:433:30:238:287:21
8:36
#16502
25.2M
25.20 mi14:03:153:33:558:293:32
10:15
#16542
Finish
26.22 mi14:11:393:42:198:298:24
8:15
#16438
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi177876208620818269(Top 64%)6476(Top 53%)6476(Top 118%)
10K6.21 mi3.10 mi18036-2496351-1436351-14318312(Top 64%)6491(Top 53%)6491(Top 119%)
15K9.32 mi3.11 mi18094-586385-346385-3418269(Top 64%)6476(Top 53%)6476(Top 118%)
20K12.43 mi3.11 mi17792+3026221+1646221+16417059(Top 60%)5805(Top 47%)5805(Top 106%)
Half13.11 mi0.68 mi17702+906157+646157+6416261(Top 57%)5348(Top 44%)5348(Top 98%)
25K15.53 mi2.42 mi17326+3765956+2015956+20115749(Top 55%)5163(Top 42%)5163(Top 94%)
30K18.64 mi3.11 mi17014+3125826+1305826+13015958(Top 56%)5440(Top 44%)5440(Top 99%)
20M20.00 mi1.36 mi16942+725803+235803+2316281(Top 57%)5763(Top 47%)5763(Top 105%)
21M21.00 mi1.00 mi16843+995779+245779+2416020(Top 56%)5716(Top 47%)5716(Top 105%)
35K21.75 mi0.75 mi16790+535766+135766+1315829(Top 56%)5686(Top 46%)5686(Top 104%)
23M23.00 mi1.25 mi16740+505776-105776-1016340(Top 58%)6077(Top 50%)6077(Top 111%)
24M24.00 mi1.00 mi16621+1195727+495727+4914539(Top 51%)5124(Top 42%)5124(Top 94%)
40K24.85 mi0.85 mi16502+1195691+365691+3614076(Top 50%)5013(Top 41%)5013(Top 92%)
25.2M25.20 mi0.35 mi16542-405724-335724-3318101(Top 64%)7176(Top 59%)7176(Top 131%)
Finish26.22 mi1.02 mi16438+1045692+325692+3214592(Top 51%)5260(Top 43%)5260(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

18269

Females

6476

F18-39

6476

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18312

Females

6491

F18-39

6491

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

18269

Females

6476

F18-39

6476

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

17059

Females

5805

F18-39

5805

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

16261

Females

5348

F18-39

5348

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

15749

Females

5163

F18-39

5163

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

15958

Females

5440

F18-39

5440

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

16281

Females

5763

F18-39

5763

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

16020

Females

5716

F18-39

5716

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

15829

Females

5686

F18-39

5686

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16340

Females

6077

F18-39

6077

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14539

Females

5124

F18-39

5124

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14076

Females

5013

F18-39

5013

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18101

Females

7176

F18-39

7176

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

14592

Females

5260

F18-39

5260

Passing Analysis

Category:
Athletes Passed
2537
Passed By
1188
Net Change
+1349
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17787
5K → 10K189438-249#17787#18036
10K → 15K171229-58#18036#18094
15K → 20K35553+302#18094#17792
20K → Half966+90#17792#17702
Half → 25K39115+376#17702#17326
25K → 30K38977+312#17326#17014
30K → 20M12654+72#17014#16942
20M → 21M15859+99#16942#16843
21M → 35K9037+53#16843#16790
35K → 23M13383+50#16790#16740
23M → 24M14223+119#16740#16621
24M → 40K14021+119#16621#16502
40K → 25.2M2161-40#16502#16542
25.2M → Finish13632+104#16542#16438
TOTALS25371188+1349
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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