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BOSTON MARATHON 2025

Janet Hernandez

Bib: 19346•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 19%
Masters (Masters Women)
#0 / 6759
Top 8%
Division (F40-44)
#0 / 1718
Top 17%
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
7:37/mi
23:39
↑ 97↓ 3451.5%
10K· 6.21 mi
7:31/mi
46:59
↑ 79↓ 1380.4%
15K· 9.32 mi
7:31/mi
1:10:21
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:33:52
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:38:56
↑ 19↓ 370.5%
25K· 15.53 mi
7:35/mi
1:57:19
↑ 66↓ 880.2%
30K· 18.64 mi
7:43/mi
2:21:18
↑ 181↓ 1480.2%
20M
7:53/mi
2:32:01
↑ 64↓ 500.2%
21M
8:15/mi
2:40:16
↑ 106↓ 241.6%
35K· 21.75 mi
7:20/mi
2:45:45
↑ 17↓ 861.7%
23M
7:38/mi
2:55:19
↑ 23↓ 630.6%
24M
7:25/mi
3:02:44
↓ 821.3%
40K· 24.85 mi
7:48/mi
3:09:24
↓ 200.3%
25.2M
8:42/mi
3:12:24
↑ 13↓ 160.2%
Finish· 26.22 mi
7:55/mi
3:20:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:56
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:41:32
Pace7:45 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0523:397:3723:39
7:37
-
10K
6.21 mi11:38:2546:597:3423:20
7:31
-0:06
15K
9.32 mi12:01:471:10:217:3323:22
7:31
0:00
20K
12.43 mi12:25:181:33:527:3323:31
7:34
+0:03
Half
13.11 mi12:30:221:38:567:335:04
7:26
-0:08
25K
15.53 mi12:48:451:57:197:3318:23
7:35
+0:09
30K
18.64 mi13:12:442:21:187:3523:59
7:43
+0:08
20M
20.00 mi13:23:272:32:017:3610:43
7:53
+0:10
21M
21.00 mi13:31:422:40:167:388:15
8:15
+0:22
35K
21.75 mi13:37:112:45:457:375:29
7:20
-0:55
23M
23.00 mi13:46:452:55:197:379:34
7:38
+0:18
24M
24.00 mi13:54:103:02:447:377:25
7:25
-0:13
40K
24.85 mi14:00:503:09:247:376:40
7:48
+0:23
25.2M
25.20 mi14:03:503:12:247:383:00
8:42
+0:54
Finish
26.22 mi14:11:543:20:287:398:04
7:55
-0:47

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

7:20 /mi

Average Pace

7:39 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:13

94% of race

Time at Steady Pace

8:15

4% of race

Time at Slower Pace

3:00

1% of race

Average Pace: 7:39 /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 mi11:15:0523:397:3723:39
7:37
#13227
10K
6.21 mi11:38:2546:597:3423:20
7:31
#12673
15K
9.32 mi12:01:471:10:217:3323:22
7:31
#12413
20K
12.43 mi12:25:181:33:527:3323:31
7:34
#12111
Half
13.11 mi12:30:221:38:567:335:04
7:26
#12056
25K
15.53 mi12:48:451:57:197:3318:23
7:35
#11784
30K
18.64 mi13:12:442:21:187:3523:59
7:43
#11282
20M
20.00 mi13:23:272:32:017:3610:43
7:53
#11093
21M
21.00 mi13:31:422:40:167:388:15
8:15
#10926
35K
21.75 mi13:37:112:45:457:375:29
7:20
#10784
23M
23.00 mi13:46:452:55:197:379:34
7:38
#10530
24M
24.00 mi13:54:103:02:447:377:25
7:25
#10344
40K
24.85 mi14:00:503:09:247:376:40
7:48
#10241
25.2M
25.20 mi14:03:503:12:247:383:00
8:42
#10220
Finish
26.22 mi14:11:543:20:287:398:04
7:55
#10285
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi132273450345011953(Top 42%)2871(Top 23%)2871(Top 167%)
10K6.21 mi3.10 mi12673+5543160+2903160+29012203(Top 43%)2928(Top 24%)2928(Top 170%)
15K9.32 mi3.11 mi12413+2603058+1023058+10211953(Top 42%)2871(Top 23%)2871(Top 167%)
20K12.43 mi3.11 mi12111+3022931+1272931+12711354(Top 40%)2658(Top 22%)2658(Top 155%)
Half13.11 mi0.68 mi12056+552907+242907+2411159(Top 39%)2500(Top 20%)2500(Top 146%)
25K15.53 mi2.42 mi11784+2722804+1032804+10310625(Top 37%)2389(Top 20%)2389(Top 139%)
30K18.64 mi3.11 mi11282+5022614+1902614+1909338(Top 33%)1979(Top 16%)1979(Top 115%)
20M20.00 mi1.36 mi11093+1892553+612553+619644(Top 34%)2278(Top 19%)2278(Top 133%)
21M21.00 mi1.00 mi10926+1672510+432510+438937(Top 31%)2142(Top 18%)2142(Top 125%)
35K21.75 mi0.75 mi10784+1422462+482462+487476(Top 26%)1498(Top 12%)1498(Top 87%)
23M23.00 mi1.25 mi10530+2542367+952367+957555(Top 27%)1646(Top 13%)1646(Top 96%)
24M24.00 mi1.00 mi10344+1862309+582309+587184(Top 25%)1539(Top 13%)1539(Top 90%)
40K24.85 mi0.85 mi10241+1032294+152294+158783(Top 31%)2353(Top 19%)2353(Top 137%)
25.2M25.20 mi0.35 mi10220+212300-62300-610047(Top 35%)3034(Top 25%)3034(Top 177%)
Finish26.22 mi1.02 mi10285-652367-672367-6712303(Top 43%)4073(Top 33%)4073(Top 237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11953

Females

2871

F40-44

2871

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

12203

Females

2928

F40-44

2928

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11953

Females

2871

F40-44

2871

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11354

Females

2658

F40-44

2658

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11159

Females

2500

F40-44

2500

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

10625

Females

2389

F40-44

2389

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9338

Females

1979

F40-44

1979

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9644

Females

2278

F40-44

2278

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8937

Females

2142

F40-44

2142

21M→35K

21.0 - 21.8 mi

Top 26%
×7story building
+17ft-86ft

Overall

7476

Females

1498

F40-44

1498

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7555

Females

1646

F40-44

1646

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

7184

Females

1539

F40-44

1539

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8783

Females

2353

F40-44

2353

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

10047

Females

3034

F40-44

3034

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

12303

Females

4073

F40-44

4073

Passing Analysis

Category:
Athletes Passed
3504
Passed By
562
Net Change
+2942
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13227
5K → 10K64894+554#13227#12673
10K → 15K34484+260#12673#12413
15K → 20K35250+302#12413#12111
20K → Half627+55#12111#12056
Half → 25K31644+272#12056#11784
25K → 30K53230+502#11784#11282
30K → 20M21728+189#11282#11093
20M → 21M19427+167#11093#10926
21M → 35K1442+142#10926#10784
35K → 23M2628+254#10784#10530
23M → 24M20014+186#10530#10344
24M → 40K12724+103#10344#10241
40K → 25.2M5433+21#10241#10220
25.2M → Finish52117-65#10220#10285
TOTALS3504562+2942
📊

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