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BOSTON MARATHON 2025

Jessica Vu

Bib: 23248•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:47
Rank: #20585
Start → 5K
26:47 | 8:37/mi
10K· 6.21 mi
53:43
Rank: #20640 (-55)
5K → 10K
26:56 | 8:40/mi
15K· 9.32 mi
1:20:48
Rank: #20580 (+60)
10K → 15K
27:05 | 8:43/mi
20K· 12.43 mi
1:48:24
Rank: #20545 (+35)
15K → 20K
27:36 | 8:53/mi
Half· 13.11 mi
1:54:25
Rank: #20564 (-19)
20K → Half
6:01 | 8:49/mi
25K· 15.53 mi
2:17:27
Rank: #20861 (-297)
Half → 25K
23:02 | 9:30/mi
30K· 18.64 mi
2:47:57
Rank: #20919 (-58)
25K → 30K
30:30 | 9:49/mi
20M
3:01:24
Rank: #20894 (+25)
30K → 20M
13:27 | 9:54/mi
21M
3:12:16
Rank: #20908 (-14)
20M → 21M
10:52 | 10:52/mi
35K· 21.75 mi
3:19:11
Rank: #20851 (+57)
21M → 35K
6:55 | 9:15/mi
23M
3:31:32
Rank: #20819 (+32)
35K → 23M
12:21 | 9:52/mi
24M
3:41:26
Rank: #20847 (-28)
23M → 24M
9:54 | 9:54/mi
40K· 24.85 mi
3:49:50
Rank: #20811 (+36)
24M → 40K
8:24 | 9:49/mi
25.2M
3:53:37
Rank: #20793 (+18)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
4:03:04
Rank: #20785 (+8)
25.2M → Finish
9:27 | 9:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:25
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:08:39
Pace9:49 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5026:478:3726:47
8:37
-
10K
6.21 mi11:50:4653:438:3926:56
8:40
+0:03
15K
9.32 mi12:17:511:20:488:4027:05
8:43
+0:03
20K
12.43 mi12:45:271:48:248:4327:36
8:53
+0:10
Half
13.11 mi12:51:281:54:258:446:01
8:49
-0:04
25K
15.53 mi13:14:302:17:278:5123:02
9:30
+0:41
30K
18.64 mi13:45:002:47:579:0130:30
9:49
+0:19
20M
20.00 mi13:58:273:01:249:0413:27
9:54
+0:05
21M
21.00 mi14:09:193:12:169:0910:52
10:52
+0:58
35K
21.75 mi14:16:143:19:119:106:55
9:15
-1:37
23M
23.00 mi14:28:353:31:329:1212:21
9:52
+0:37
24M
24.00 mi14:38:293:41:269:149:54
9:54
+0:02
40K
24.85 mi14:46:533:49:509:158:24
9:49
-0:05
25.2M
25.20 mi14:50:403:53:379:163:47
10:58
+1:09
Finish
26.22 mi15:00:074:03:049:179:27
9:16
-1:42

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

8:37 /mi

Average Pace

9:17 /mi

Slowest Pace

10:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:25

47% of race

Time at Steady Pace

1:18:18

32% of race

Time at Slower Pace

50:21

21% of race

Average Pace: 9:16 /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 mi11:23:5026:478:3726:47
8:37
#20585
10K
6.21 mi11:50:4653:438:3926:56
8:40
#20640
15K
9.32 mi12:17:511:20:488:4027:05
8:43
#20580
20K
12.43 mi12:45:271:48:248:4327:36
8:53
#20545
Half
13.11 mi12:51:281:54:258:446:01
8:49
#20564
25K
15.53 mi13:14:302:17:278:5123:02
9:30
#20861
30K
18.64 mi13:45:002:47:579:0130:30
9:49
#20919
20M
20.00 mi13:58:273:01:249:0413:27
9:54
#20894
21M
21.00 mi14:09:193:12:169:0910:52
10:52
#20908
35K
21.75 mi14:16:143:19:119:106:55
9:15
#20851
23M
23.00 mi14:28:353:31:329:1212:21
9:52
#20819
24M
24.00 mi14:38:293:41:269:149:54
9:54
#20847
40K
24.85 mi14:46:533:49:509:158:24
9:49
#20811
25.2M
25.20 mi14:50:403:53:379:163:47
10:58
#20793
Finish
26.22 mi15:00:074:03:049:179:27
9:16
#20785
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi205857855785520597(Top 73%)7772(Top 64%)7772(Top 596%)
10K6.21 mi3.10 mi20640-557856-17856-120717(Top 73%)7872(Top 64%)7872(Top 604%)
15K9.32 mi3.11 mi20580+607797+597797+5920597(Top 73%)7772(Top 64%)7772(Top 596%)
20K12.43 mi3.11 mi20545+357787+107787+1020393(Top 72%)7708(Top 63%)7708(Top 592%)
Half13.11 mi0.68 mi20564-197794-77794-721033(Top 74%)8066(Top 66%)8066(Top 619%)
25K15.53 mi2.42 mi20861-2977961-1677961-16721863(Top 77%)8575(Top 70%)8575(Top 658%)
30K18.64 mi3.11 mi20919-588044-838044-8321049(Top 74%)8254(Top 68%)8254(Top 633%)
20M20.00 mi1.36 mi20894+258039+58039+520620(Top 73%)8151(Top 67%)8151(Top 626%)
21M21.00 mi1.00 mi20908-148072-338072-3321050(Top 74%)8471(Top 69%)8471(Top 650%)
35K21.75 mi0.75 mi20851+578061+118061+1119387(Top 68%)7662(Top 63%)7662(Top 588%)
23M23.00 mi1.25 mi20819+328060+18060+120026(Top 71%)8067(Top 66%)8067(Top 619%)
24M24.00 mi1.00 mi20847-288094-348094-3421073(Top 74%)8638(Top 71%)8638(Top 663%)
40K24.85 mi0.85 mi20811+368092+28092+219911(Top 70%)8107(Top 66%)8107(Top 622%)
25.2M25.20 mi0.35 mi20793+188097-58097-520570(Top 72%)8448(Top 69%)8448(Top 648%)
Finish26.22 mi1.02 mi20785+88108-118108-1120291(Top 71%)8289(Top 68%)8289(Top 636%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

20597

Females

7772

F50-54

7772

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

20717

Females

7872

F50-54

7872

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

20597

Females

7772

F50-54

7772

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20393

Females

7708

F50-54

7708

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

21033

Females

8066

F50-54

8066

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21863

Females

8575

F50-54

8575

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

21049

Females

8254

F50-54

8254

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

20620

Females

8151

F50-54

8151

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

21050

Females

8471

F50-54

8471

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

19387

Females

7662

F50-54

7662

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20026

Females

8067

F50-54

8067

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

21073

Females

8638

F50-54

8638

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19911

Females

8107

F50-54

8107

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20570

Females

8448

F50-54

8448

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20291

Females

8289

F50-54

8289

Passing Analysis

Category:
Athletes Passed
1558
Passed By
1758
Net Change
-200
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20585
5K → 10K253308-55#20585#20640
10K → 15K229169+60#20640#20580
15K → 20K200165+35#20580#20545
20K → Half3049-19#20545#20564
Half → 25K70367-297#20564#20861
25K → 30K191249-58#20861#20919
30K → 20M11388+25#20919#20894
20M → 21M88102-14#20894#20908
21M → 35K8528+57#20908#20851
35K → 23M10270+32#20851#20819
23M → 24M5280-28#20819#20847
24M → 40K6428+36#20847#20811
40K → 25.2M4022+18#20811#20793
25.2M → Finish4133+8#20793#20785
TOTALS15581758-200
📊

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