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BOSTON MARATHON 2025

Regina Dominguez Morfin Lopez

Bib: 16183•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 32%
Gender (Female)
#0 / 12228
Top 15%
Division (F18-39)
#0 / 5469
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:04
Rank: #8679
Start → 5K
22:04 | 7:06/mi
10K· 6.21 mi
44:44
Rank: #9462 (-783)
5K → 10K
22:40 | 7:18/mi
15K· 9.32 mi
1:07:30
Rank: #9685 (-223)
10K → 15K
22:46 | 7:20/mi
20K· 12.43 mi
1:30:29
Rank: #9704 (-19)
15K → 20K
22:59 | 7:24/mi
Half· 13.11 mi
1:35:28
Rank: #9721 (-17)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:53:26
Rank: #9596 (+125)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:17:34
Rank: #9531 (+65)
25K → 30K
24:08 | 7:46/mi
20M
2:28:09
Rank: #9451 (+80)
30K → 20M
10:35 | 7:47/mi
21M
2:36:23
Rank: #9375 (+76)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:42:20
Rank: #9442 (-67)
21M → 35K
5:57 | 7:57/mi
23M
2:52:12
Rank: #9387 (+55)
35K → 23M
9:52 | 7:53/mi
24M
2:59:45
Rank: #9304 (+83)
23M → 24M
7:33 | 7:33/mi
40K· 24.85 mi
3:06:18
Rank: #9199 (+105)
24M → 40K
6:33 | 7:40/mi
25.2M
3:09:16
Rank: #9185 (+14)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:16:50
Rank: #9143 (+42)
25.2M → Finish
7:34 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:28
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:41:22
Pace7:44 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:3222:047:0622:04
7:06
-
10K
6.21 mi11:19:1244:447:1222:40
7:18
+0:12
15K
9.32 mi11:41:581:07:307:1522:46
7:20
+0:02
20K
12.43 mi12:04:571:30:297:1722:59
7:24
+0:04
Half
13.11 mi12:09:561:35:287:174:59
7:18
-0:06
25K
15.53 mi12:27:541:53:267:1817:58
7:25
+0:07
30K
18.64 mi12:52:022:17:347:2324:08
7:46
+0:21
20M
20.00 mi13:02:372:28:097:2410:35
7:47
+0:01
21M
21.00 mi13:10:512:36:237:278:14
8:14
+0:27
35K
21.75 mi13:16:482:42:207:285:57
7:57
-0:17
23M
23.00 mi13:26:402:52:127:299:52
7:53
-0:04
24M
24.00 mi13:34:132:59:457:297:33
7:33
-0:20
40K
24.85 mi13:40:463:06:187:306:33
7:40
+0:07
25.2M
25.20 mi13:43:443:09:167:312:58
8:36
+0:56
Finish
26.22 mi13:51:183:16:507:317:34
7:26
-1:10

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

7:06 /mi

Average Pace

7:31 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:29

37% of race

Time at Steady Pace

1:02:37

32% of race

Time at Slower Pace

1:01:44

31% of race

Average Pace: 7:30 /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 mi10:56:3222:047:0622:04
7:06
#8679
10K
6.21 mi11:19:1244:447:1222:40
7:18
#9462
15K
9.32 mi11:41:581:07:307:1522:46
7:20
#9685
20K
12.43 mi12:04:571:30:297:1722:59
7:24
#9704
Half
13.11 mi12:09:561:35:287:174:59
7:18
#9721
25K
15.53 mi12:27:541:53:267:1817:58
7:25
#9596
30K
18.64 mi12:52:022:17:347:2324:08
7:46
#9531
20M
20.00 mi13:02:372:28:097:2410:35
7:47
#9451
21M
21.00 mi13:10:512:36:237:278:14
8:14
#9375
35K
21.75 mi13:16:482:42:207:285:57
7:57
#9442
23M
23.00 mi13:26:402:52:127:299:52
7:53
#9387
24M
24.00 mi13:34:132:59:457:297:33
7:33
#9304
40K
24.85 mi13:40:463:06:187:306:33
7:40
#9199
25.2M
25.20 mi13:43:443:09:167:312:58
8:36
#9185
Finish
26.22 mi13:51:183:16:507:317:34
7:26
#9143
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi86791234123410226(Top 36%)1988(Top 16%)1988(Top 36%)
10K6.21 mi3.10 mi9462-7831560-3261560-32610325(Top 36%)1970(Top 16%)1970(Top 36%)
15K9.32 mi3.11 mi9685-2231689-1291689-12910226(Top 36%)1988(Top 16%)1988(Top 36%)
20K12.43 mi3.11 mi9704-191736-471736-479900(Top 35%)1910(Top 16%)1910(Top 35%)
Half13.11 mi0.68 mi9721-171744-81744-810085(Top 36%)1991(Top 16%)1991(Top 36%)
25K15.53 mi2.42 mi9596+1251724+201724+209256(Top 33%)1752(Top 14%)1752(Top 32%)
30K18.64 mi3.11 mi9531+651742-181742-189689(Top 34%)2135(Top 17%)2135(Top 39%)
20M20.00 mi1.36 mi9451+801751-91751-98959(Top 32%)1966(Top 16%)1966(Top 36%)
21M21.00 mi1.00 mi9375+761741+101741+108806(Top 31%)2072(Top 17%)2072(Top 38%)
35K21.75 mi0.75 mi9442-671787-461787-4611945(Top 42%)3602(Top 29%)3602(Top 66%)
23M23.00 mi1.25 mi9387+551808-211808-219166(Top 32%)2327(Top 19%)2327(Top 43%)
24M24.00 mi1.00 mi9304+831802+61802+68073(Top 28%)1894(Top 15%)1894(Top 35%)
40K24.85 mi0.85 mi9199+1051794+81794+87856(Top 28%)1921(Top 16%)1921(Top 35%)
25.2M25.20 mi0.35 mi9185+141811-171811-179465(Top 33%)2742(Top 22%)2742(Top 50%)
Finish26.22 mi1.02 mi9143+421830-191830-198691(Top 31%)2382(Top 19%)2382(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10226

Females

1988

F18-39

1988

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10325

Females

1970

F18-39

1970

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10226

Females

1988

F18-39

1988

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9900

Females

1910

F18-39

1910

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10085

Females

1991

F18-39

1991

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9256

Females

1752

F18-39

1752

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9689

Females

2135

F18-39

2135

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8959

Females

1966

F18-39

1966

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8806

Females

2072

F18-39

2072

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11945

Females

3602

F18-39

3602

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9166

Females

2327

F18-39

2327

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

8073

Females

1894

F18-39

1894

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7856

Females

1921

F18-39

1921

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9465

Females

2742

F18-39

2742

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8691

Females

2382

F18-39

2382

Passing Analysis

Category:
Athletes Passed
1641
Passed By
2104
Net Change
-464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8679
5K → 10K37820-783#8679#9462
10K → 15K105327-223#9462#9685
15K → 20K173192-19#9685#9704
20K → Half2845-17#9704#9721
Half → 25K21388+125#9721#9596
25K → 30K248183+65#9596#9531
30K → 20M14262+80#9531#9451
20M → 21M12448+76#9451#9375
21M → 35K44111-67#9375#9442
35K → 23M13277+55#9442#9387
23M → 24M12340+83#9387#9304
24M → 40K12722+105#9304#9199
40K → 25.2M4531+14#9199#9185
25.2M → Finish10058+42#9185#9143
TOTALS16412104-464
📊

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