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BOSTON MARATHON 2025

Jen Brady

Bib: 18886•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 16%
Masters (Masters Women)
#0 / 6759
Top 6%
Division (F40-44)
#0 / 1718
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:30/mi
23:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:27/mi
46:25
↑ 79↓ 1380.4%
15K· 9.32 mi
7:31/mi
1:09:46
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:33:02
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:37:59
↑ 19↓ 370.5%
25K· 15.53 mi
7:26/mi
1:56:00
↑ 66↓ 880.2%
30K· 18.64 mi
7:38/mi
2:19:43
↑ 181↓ 1480.2%
20M
7:43/mi
2:30:12
↑ 64↓ 500.2%
21M
8:00/mi
2:38:12
↑ 106↓ 241.6%
35K· 21.75 mi
7:28/mi
2:43:47
↑ 17↓ 861.7%
23M
7:42/mi
2:53:25
↑ 23↓ 630.6%
24M
7:27/mi
3:00:52
↓ 821.3%
40K· 24.85 mi
7:45/mi
3:07:30
↓ 200.3%
25.2M
8:13/mi
3:10:20
↑ 13↓ 160.2%
Finish· 26.22 mi
7:22/mi
3:17:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:59
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:39:51
Pace7:37 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0023:177:3023:17
7:30
-
10K
6.21 mi11:38:0846:257:2823:08
7:27
-0:03
15K
9.32 mi12:01:291:09:467:2923:21
7:31
+0:04
20K
12.43 mi12:24:451:33:027:2923:16
7:29
-0:02
Half
13.11 mi12:29:421:37:597:284:57
7:15
-0:14
25K
15.53 mi12:47:431:56:007:2818:01
7:26
+0:11
30K
18.64 mi13:11:262:19:437:3023:43
7:38
+0:12
20M
20.00 mi13:21:552:30:127:3110:29
7:43
+0:05
21M
21.00 mi13:29:552:38:127:328:00
8:00
+0:17
35K
21.75 mi13:35:302:43:477:325:35
7:28
-0:32
23M
23.00 mi13:45:082:53:257:329:38
7:42
+0:14
24M
24.00 mi13:52:353:00:527:327:27
7:27
-0:15
40K
24.85 mi13:59:133:07:307:336:38
7:45
+0:18
25.2M
25.20 mi14:02:033:10:207:332:50
8:13
+0:28
Finish
26.22 mi14:09:333:17:507:337:30
7:22
-0:51

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

7:15 /mi

Average Pace

7:33 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:00

95% of race

Time at Steady Pace

10:50

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi11:15:0023:177:3023:17
7:30
#12197
10K
6.21 mi11:38:0846:257:2823:08
7:27
#11863
15K
9.32 mi12:01:291:09:467:2923:21
7:31
#11861
20K
12.43 mi12:24:451:33:027:2923:16
7:29
#11523
Half
13.11 mi12:29:421:37:597:284:57
7:15
#11426
25K
15.53 mi12:47:431:56:007:2818:01
7:26
#11049
30K
18.64 mi13:11:262:19:437:3023:43
7:38
#10536
20M
20.00 mi13:21:552:30:127:3110:29
7:43
#10337
21M
21.00 mi13:29:552:38:127:328:00
8:00
#10116
35K
21.75 mi13:35:302:43:477:325:35
7:28
#10010
23M
23.00 mi13:45:082:53:257:329:38
7:42
#9848
24M
24.00 mi13:52:353:00:527:327:27
7:27
#9685
40K
24.85 mi13:59:133:07:307:336:38
7:45
#9607
25.2M
25.20 mi14:02:033:10:207:332:50
8:13
#9545
Finish
26.22 mi14:09:333:17:507:337:30
7:22
#9459
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi121972898289811901(Top 42%)2844(Top 23%)2844(Top 166%)
10K6.21 mi3.10 mi11863+3342731+1672731+16711612(Top 41%)2615(Top 21%)2615(Top 152%)
15K9.32 mi3.11 mi11861+22746-152746-1511901(Top 42%)2844(Top 23%)2844(Top 166%)
20K12.43 mi3.11 mi11523+3382623+1232623+12310675(Top 38%)2298(Top 19%)2298(Top 134%)
Half13.11 mi0.68 mi11426+972570+532570+539680(Top 34%)1808(Top 15%)1808(Top 105%)
25K15.53 mi2.42 mi11049+3772417+1532417+1539408(Top 33%)1832(Top 15%)1832(Top 107%)
30K18.64 mi3.11 mi10536+5132224+1932224+1938713(Top 31%)1702(Top 14%)1702(Top 99%)
20M20.00 mi1.36 mi10337+1992167+572167+578480(Top 30%)1749(Top 14%)1749(Top 102%)
21M21.00 mi1.00 mi10116+2212094+732094+737374(Top 26%)1469(Top 12%)1469(Top 86%)
35K21.75 mi0.75 mi10010+1062072+222072+228409(Top 30%)1850(Top 15%)1850(Top 108%)
23M23.00 mi1.25 mi9848+1622035+372035+377887(Top 28%)1775(Top 15%)1775(Top 103%)
24M24.00 mi1.00 mi9685+1631983+521983+527384(Top 26%)1614(Top 13%)1614(Top 94%)
40K24.85 mi0.85 mi9607+78198319838508(Top 30%)2223(Top 18%)2223(Top 129%)
25.2M25.20 mi0.35 mi9545+621970+131970+137239(Top 25%)1755(Top 14%)1755(Top 102%)
Finish26.22 mi1.02 mi9459+861974-41974-48223(Top 29%)2159(Top 18%)2159(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11901

Females

2844

F40-44

2844

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

11612

Females

2615

F40-44

2615

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11901

Females

2844

F40-44

2844

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

10675

Females

2298

F40-44

2298

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9680

Females

1808

F40-44

1808

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

9408

Females

1832

F40-44

1832

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8713

Females

1702

F40-44

1702

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8480

Females

1749

F40-44

1749

20M→21M

20.0 - 21.0 mi

Top 26%
×8story building
+106ft-24ft

Overall

7374

Females

1469

F40-44

1469

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8409

Females

1850

F40-44

1850

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7887

Females

1775

F40-44

1775

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

7384

Females

1614

F40-44

1614

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8508

Females

2223

F40-44

2223

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7239

Females

1755

F40-44

1755

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

8223

Females

2159

F40-44

2159

Passing Analysis

Category:
Athletes Passed
3304*
Passed By
566
Net Change
+2738
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12197
5K → 10K456122+334#12197#11863
10K → 15K173171+2#11863#11861
15K → 20K39557+338#11861#11523
20K → Half992+97#11523#11426
Half → 25K39417+377#11426#11049
25K → 30K54128+513#11049#10536
30K → 20M22526+199#10536#10337
20M → 21M2287+221#10337#10116
21M → 35K12014+106#10116#10010
35K → 23M194*32+162#10010#9848
23M → 24M17613+163#9848#9685
24M → 40K11436+78#9685#9607
40K → 25.2M631+62#9607#9545
25.2M → Finish12640+86#9545#9459
TOTALS3304*566+2738

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

📊

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