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BOSTON MARATHON 2025

Stephanie Olmo

Bib: 15811•F

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 37%
Gender (Female)
#0 / 12228
Top 20%
Division (F18-39)
#0 / 5469
Top 35%
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
7:31/mi
23:20
↑ 97↓ 3451.5%
10K· 6.21 mi
7:32/mi
46:44
↑ 79↓ 1380.4%
15K· 9.32 mi
7:34/mi
1:10:14
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:33:46
↑ 106↓ 860.1%
Half· 13.11 mi
7:33/mi
1:38:55
↑ 19↓ 370.5%
25K· 15.53 mi
7:35/mi
1:57:19
↑ 66↓ 880.2%
30K· 18.64 mi
7:48/mi
2:21:32
↑ 181↓ 1480.2%
20M
7:52/mi
2:32:14
↑ 64↓ 500.2%
21M
8:16/mi
2:40:30
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:46:09
↑ 17↓ 861.7%
23M
7:54/mi
2:56:03
↑ 23↓ 630.6%
24M
7:51/mi
3:03:54
↓ 821.3%
40K· 24.85 mi
7:49/mi
3:10:35
↓ 200.3%
25.2M
8:51/mi
3:13:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:31/mi
3:21:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:55
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:42:23
Pace7:49 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:1023:207:3123:20
7:31
-
10K
6.21 mi11:19:3446:447:3123:24
7:32
+0:01
15K
9.32 mi11:43:041:10:147:3223:30
7:34
+0:02
20K
12.43 mi12:06:361:33:467:3323:32
7:34
0:00
Half
13.11 mi12:11:451:38:557:335:09
7:33
-0:01
25K
15.53 mi12:30:091:57:197:3318:24
7:35
+0:02
30K
18.64 mi12:54:222:21:327:3624:13
7:48
+0:13
20M
20.00 mi13:05:042:32:147:3710:42
7:52
+0:04
21M
21.00 mi13:13:202:40:307:398:16
8:16
+0:24
35K
21.75 mi13:18:592:46:097:385:39
7:33
-0:43
23M
23.00 mi13:28:532:56:037:399:54
7:54
+0:21
24M
24.00 mi13:36:443:03:547:407:51
7:51
-0:03
40K
24.85 mi13:43:253:10:357:406:41
7:49
-0:02
25.2M
25.20 mi13:46:283:13:387:413:03
8:51
+1:02
Finish
26.22 mi13:54:083:21:187:417:40
7:31
-1:20

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

7:31 /mi

Average Pace

7:41 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:15

98% of race

Time at Steady Pace

3:03

2% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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 mi10:56:1023:207:3123:20
7:31
#12359
10K
6.21 mi11:19:3446:447:3123:24
7:32
#12321
15K
9.32 mi11:43:041:10:147:3223:30
7:34
#12294
20K
12.43 mi12:06:361:33:467:3323:32
7:34
#12035
Half
13.11 mi12:11:451:38:557:335:09
7:33
#12044
25K
15.53 mi12:30:091:57:197:3318:24
7:35
#11785
30K
18.64 mi12:54:222:21:327:3624:13
7:48
#11380
20M
20.00 mi13:05:042:32:147:3710:42
7:52
#11184
21M
21.00 mi13:13:202:40:307:398:16
8:16
#11017
35K
21.75 mi13:18:592:46:097:385:39
7:33
#10917
23M
23.00 mi13:28:532:56:037:399:54
7:54
#10775
24M
24.00 mi13:36:443:03:547:407:51
7:51
#10717
40K
24.85 mi13:43:253:10:357:406:41
7:49
#10617
25.2M
25.20 mi13:46:283:13:387:413:03
8:51
#10609
Finish
26.22 mi13:54:083:21:187:417:40
7:31
#10523
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123592993299312301(Top 43%)3062(Top 25%)3062(Top 56%)
10K6.21 mi3.10 mi12321+382969+242969+2412396(Top 44%)3029(Top 25%)3029(Top 55%)
15K9.32 mi3.11 mi12294+272997-282997-2812301(Top 43%)3062(Top 25%)3062(Top 56%)
20K12.43 mi3.11 mi12035+2592889+1082889+10811395(Top 40%)2680(Top 22%)2680(Top 49%)
Half13.11 mi0.68 mi12044-92899-102899-1012147(Top 43%)3008(Top 25%)3008(Top 55%)
25K15.53 mi2.42 mi11785+2592805+942805+9410697(Top 38%)2428(Top 20%)2428(Top 44%)
30K18.64 mi3.11 mi11380+4052665+1402665+1409906(Top 35%)2248(Top 18%)2248(Top 41%)
20M20.00 mi1.36 mi11184+1962601+642601+649562(Top 34%)2251(Top 18%)2251(Top 41%)
21M21.00 mi1.00 mi11017+1672553+482553+489039(Top 32%)2182(Top 18%)2182(Top 40%)
35K21.75 mi0.75 mi10917+1002533+202533+209062(Top 32%)2156(Top 18%)2156(Top 39%)
23M23.00 mi1.25 mi10775+1422495+382495+389367(Top 33%)2434(Top 20%)2434(Top 45%)
24M24.00 mi1.00 mi10717+582503-82503-810208(Top 36%)2903(Top 24%)2903(Top 53%)
40K24.85 mi0.85 mi10617+1002477+262477+268915(Top 31%)2412(Top 20%)2412(Top 44%)
25.2M25.20 mi0.35 mi10609+82490-132490-1310951(Top 39%)3445(Top 28%)3445(Top 63%)
Finish26.22 mi1.02 mi10523+862486+42486+49384(Top 33%)2712(Top 22%)2712(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12301

Females

3062

F18-39

3062

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

12396

Females

3029

F18-39

3029

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12301

Females

3062

F18-39

3062

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11395

Females

2680

F18-39

2680

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12147

Females

3008

F18-39

3008

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10697

Females

2428

F18-39

2428

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9906

Females

2248

F18-39

2248

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9562

Females

2251

F18-39

2251

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

9039

Females

2182

F18-39

2182

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

9062

Females

2156

F18-39

2156

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

9367

Females

2434

F18-39

2434

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

10208

Females

2903

F18-39

2903

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8915

Females

2412

F18-39

2412

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10951

Females

3445

F18-39

3445

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

9384

Females

2712

F18-39

2712

Passing Analysis

Category:
Athletes Passed
2655
Passed By
819
Net Change
+1836
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12359
5K → 10K276238+38#12359#12321
10K → 15K194167+27#12321#12294
15K → 20K31960+259#12294#12035
20K → Half2938-9#12035#12044
Half → 25K30647+259#12044#11785
25K → 30K44843+405#11785#11380
30K → 20M21519+196#11380#11184
20M → 21M19629+167#11184#11017
21M → 35K11414+100#11017#10917
35K → 23M17331+142#10917#10775
23M → 24M10345+58#10775#10717
24M → 40K11919+100#10717#10617
40K → 25.2M4335+8#10617#10609
25.2M → Finish12034+86#10609#10523
TOTALS2655819+1836
📊

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