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BOSTON MARATHON 2025

Beatriz Romero Díaz

Bib: 19524•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 20%
Division (F18-39)
#0 / 5469
Top 34%
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
7:52/mi
24:25
↑ 97↓ 3451.5%
10K· 6.21 mi
7:45/mi
48:30
↑ 79↓ 1380.4%
15K· 9.32 mi
7:28/mi
1:11:41
↑ 67↓ 78
20K· 12.43 mi
7:23/mi
1:34:38
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:39:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:25/mi
1:57:40
↑ 66↓ 880.2%
30K· 18.64 mi
7:49/mi
2:21:57
↑ 181↓ 1480.2%
20M
7:42/mi
2:32:25
↑ 64↓ 500.2%
21M
8:11/mi
2:40:36
↑ 106↓ 241.6%
35K· 21.75 mi
7:24/mi
2:46:08
↑ 17↓ 861.7%
23M
7:42/mi
2:55:47
↑ 23↓ 630.6%
24M
7:38/mi
3:03:25
↓ 821.3%
40K· 24.85 mi
7:53/mi
3:10:09
↓ 200.3%
25.2M
8:39/mi
3:13:08
↑ 13↓ 160.2%
Finish· 26.22 mi
7:24/mi
3:20:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:40
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:41:00
Pace7:42 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5524:257:5224:25
7:52
-
10K
6.21 mi11:42:0048:307:4824:05
7:45
-0:07
15K
9.32 mi12:05:111:11:417:4123:11
7:28
-0:17
20K
12.43 mi12:28:081:34:387:3722:57
7:23
-0:05
Half
13.11 mi12:33:101:39:407:365:02
7:23
0:00
25K
15.53 mi12:51:101:57:407:3418:00
7:25
+0:02
30K
18.64 mi13:15:272:21:577:3724:17
7:49
+0:24
20M
20.00 mi13:25:552:32:257:3710:28
7:42
-0:07
21M
21.00 mi13:34:062:40:367:398:11
8:11
+0:29
35K
21.75 mi13:39:382:46:087:385:32
7:24
-0:47
23M
23.00 mi13:49:172:55:477:399:39
7:42
+0:18
24M
24.00 mi13:56:553:03:257:397:38
7:38
-0:04
40K
24.85 mi14:03:393:10:097:396:44
7:53
+0:15
25.2M
25.20 mi14:06:383:13:087:402:59
8:39
+0:46
Finish
26.22 mi14:14:103:20:407:407:32
7:24
-1:15

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

7:23 /mi

Average Pace

7:40 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:30

94% of race

Time at Steady Pace

11:10

6% of race

Time at Slower Pace

0:00

0% 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 mi11:17:5524:257:5224:25
7:52
#15320
10K
6.21 mi11:42:0048:307:4824:05
7:45
#14833
15K
9.32 mi12:05:111:11:417:4123:11
7:28
#13674
20K
12.43 mi12:28:081:34:387:3722:57
7:23
#12616
Half
13.11 mi12:33:101:39:407:365:02
7:23
#12519
25K
15.53 mi12:51:101:57:407:3418:00
7:25
#11957
30K
18.64 mi13:15:272:21:577:3724:17
7:49
#11550
20M
20.00 mi13:25:552:32:257:3710:28
7:42
#11258
21M
21.00 mi13:34:062:40:367:398:11
8:11
#11056
35K
21.75 mi13:39:382:46:087:385:32
7:24
#10912
23M
23.00 mi13:49:172:55:477:399:39
7:42
#10686
24M
24.00 mi13:56:553:03:257:397:38
7:38
#10560
40K
24.85 mi14:03:393:10:097:396:44
7:53
#10487
25.2M
25.20 mi14:06:383:13:087:402:59
8:39
#10459
Finish
26.22 mi14:14:103:20:407:407:32
7:24
#10338
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi153204723472311455(Top 40%)2609(Top 21%)2609(Top 48%)
10K6.21 mi3.10 mi14833+4874447+2764447+27614347(Top 51%)4159(Top 34%)4159(Top 76%)
15K9.32 mi3.11 mi13674+11593780+6673780+66711455(Top 40%)2609(Top 21%)2609(Top 48%)
20K12.43 mi3.11 mi12616+10583213+5673213+5679811(Top 35%)1882(Top 15%)1882(Top 34%)
Half13.11 mi0.68 mi12519+973156+573156+5710748(Top 38%)2313(Top 19%)2313(Top 42%)
25K15.53 mi2.42 mi11957+5622898+2582898+2589355(Top 33%)1801(Top 15%)1801(Top 33%)
30K18.64 mi3.11 mi11550+4072755+1432755+14310083(Top 35%)2324(Top 19%)2324(Top 42%)
20M20.00 mi1.36 mi11258+2922641+1142641+1148399(Top 30%)1720(Top 14%)1720(Top 31%)
21M21.00 mi1.00 mi11056+2022569+722569+728514(Top 30%)1949(Top 16%)1949(Top 36%)
35K21.75 mi0.75 mi10912+1442532+372532+377964(Top 28%)1681(Top 14%)1681(Top 31%)
23M23.00 mi1.25 mi10686+2262451+812451+817963(Top 28%)1812(Top 15%)1812(Top 33%)
24M24.00 mi1.00 mi10560+1262420+312420+318687(Top 31%)2182(Top 18%)2182(Top 40%)
40K24.85 mi0.85 mi10487+732406+142406+149325(Top 33%)2599(Top 21%)2599(Top 48%)
25.2M25.20 mi0.35 mi10459+282414-82414-89760(Top 34%)2886(Top 24%)2886(Top 53%)
Finish26.22 mi1.02 mi10338+1212391+232391+238462(Top 30%)2273(Top 19%)2273(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11455

Females

2609

F18-39

2609

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

14347

Females

4159

F18-39

4159

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11455

Females

2609

F18-39

2609

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9811

Females

1882

F18-39

1882

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10748

Females

2313

F18-39

2313

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

9355

Females

1801

F18-39

1801

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

10083

Females

2324

F18-39

2324

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8399

Females

1720

F18-39

1720

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

8514

Females

1949

F18-39

1949

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7964

Females

1681

F18-39

1681

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7963

Females

1812

F18-39

1812

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8687

Females

2182

F18-39

2182

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9325

Females

2599

F18-39

2599

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9760

Females

2886

F18-39

2886

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

8462

Females

2273

F18-39

2273

Passing Analysis

Category:
Athletes Passed
5284
Passed By
302
Net Change
+4982
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15320
5K → 10K593106+487#15320#14833
10K → 15K11623+1159#14833#13674
15K → 20K10591+1058#13674#12616
20K → Half1003+97#12616#12519
Half → 25K5642+562#12519#11957
25K → 30K45245+407#11957#11550
30K → 20M30210+292#11550#11258
20M → 21M21816+202#11258#11056
21M → 35K1495+144#11056#10912
35K → 23M24216+226#10912#10686
23M → 24M14115+126#10686#10560
24M → 40K10027+73#10560#10487
40K → 25.2M5426+28#10487#10459
25.2M → Finish14827+121#10459#10338
TOTALS5284302+4982
📊

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