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BOSTON MARATHON 2025

Maria Carmona

Bib: 18079•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:18
Rank: #17693
Start → 5K
25:18 | 8:09/mi
10K· 6.21 mi
50:01
Rank: #16904 (+789)
5K → 10K
24:43 | 7:57/mi
15K· 9.32 mi
1:14:42
Rank: #16447 (+457)
10K → 15K
24:41 | 7:57/mi
20K· 12.43 mi
1:40:32
Rank: #16611 (-164)
15K → 20K
25:50 | 8:19/mi
Half· 13.11 mi
1:46:10
Rank: #16671 (-60)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:06:50
Rank: #16739 (-68)
Half → 25K
20:40 | 8:31/mi
30K· 18.64 mi
2:34:55
Rank: #16896 (-157)
25K → 30K
28:05 | 9:02/mi
20M
2:47:01
Rank: #16827 (+69)
30K → 20M
12:06 | 8:54/mi
21M
2:56:50
Rank: #16836 (-9)
20M → 21M
9:49 | 9:49/mi
35K· 21.75 mi
3:03:10
Rank: #16765 (+71)
21M → 35K
6:20 | 8:28/mi
23M
3:14:29
Rank: #16719 (+46)
35K → 23M
11:19 | 9:02/mi
24M
3:23:20
Rank: #16707 (+12)
23M → 24M
8:51 | 8:51/mi
40K· 24.85 mi
3:31:09
Rank: #16711 (-4)
24M → 40K
7:49 | 9:09/mi
25.2M
3:34:36
Rank: #16720 (-9)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:43:31
Rank: #16750 (-30)
25.2M → Finish
8:55 | 8:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:10
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:57:21
Pace8:57 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2525:188:0925:18
8:09
-
10K
6.21 mi11:49:0850:018:0324:43
7:57
-0:12
15K
9.32 mi12:13:491:14:428:0124:41
7:57
0:00
20K
12.43 mi12:39:391:40:328:0525:50
8:19
+0:22
Half
13.11 mi12:45:171:46:108:065:38
8:15
-0:04
25K
15.53 mi13:05:572:06:508:1020:40
8:31
+0:16
30K
18.64 mi13:34:022:34:558:1928:05
9:02
+0:31
20M
20.00 mi13:46:082:47:018:2112:06
8:54
-0:08
21M
21.00 mi13:55:572:56:508:259:49
9:49
+0:55
35K
21.75 mi14:02:173:03:108:256:20
8:28
-1:21
23M
23.00 mi14:13:363:14:298:2711:19
9:02
+0:34
24M
24.00 mi14:22:273:23:208:288:51
8:51
-0:11
40K
24.85 mi14:30:163:31:098:307:49
9:09
+0:18
25.2M
25.20 mi14:33:433:34:368:313:27
10:00
+0:51
Finish
26.22 mi14:42:383:43:318:328:55
8:45
-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

7:57 /mi

Average Pace

8:32 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:10

47% of race

Time at Steady Pace

1:36:16

43% of race

Time at Slower Pace

21:05

9% of race

Average Pace: 8:31 /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 mi11:24:2525:188:0925:18
8:09
#17693
10K
6.21 mi11:49:0850:018:0324:43
7:57
#16904
15K
9.32 mi12:13:491:14:428:0124:41
7:57
#16447
20K
12.43 mi12:39:391:40:328:0525:50
8:19
#16611
Half
13.11 mi12:45:171:46:108:065:38
8:15
#16671
25K
15.53 mi13:05:572:06:508:1020:40
8:31
#16739
30K
18.64 mi13:34:022:34:558:1928:05
9:02
#16896
20M
20.00 mi13:46:082:47:018:2112:06
8:54
#16827
21M
21.00 mi13:55:572:56:508:259:49
9:49
#16836
35K
21.75 mi14:02:173:03:108:256:20
8:28
#16765
23M
23.00 mi14:13:363:14:298:2711:19
9:02
#16719
24M
24.00 mi14:22:273:23:208:288:51
8:51
#16707
40K
24.85 mi14:30:163:31:098:307:49
9:09
#16711
25.2M
25.20 mi14:33:433:34:368:313:27
10:00
#16720
Finish
26.22 mi14:42:383:43:318:328:55
8:45
#16750
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi176936149614915640(Top 55%)4933(Top 40%)4933(Top 90%)
10K6.21 mi3.10 mi16904+7895666+4835666+48316133(Top 57%)5204(Top 43%)5204(Top 95%)
15K9.32 mi3.11 mi16447+4575406+2605406+26015640(Top 55%)4933(Top 40%)4933(Top 90%)
20K12.43 mi3.11 mi16611-1645507-1015507-10117020(Top 60%)5787(Top 47%)5787(Top 106%)
Half13.11 mi0.68 mi16671-605544-375544-3717689(Top 62%)6143(Top 50%)6143(Top 112%)
25K15.53 mi2.42 mi16739-685605-615605-6117350(Top 61%)6052(Top 49%)6052(Top 111%)
30K18.64 mi3.11 mi16896-1575750-1455750-14517881(Top 63%)6517(Top 53%)6517(Top 119%)
20M20.00 mi1.36 mi16827+695732+185732+1816284(Top 57%)5766(Top 47%)5766(Top 105%)
21M21.00 mi1.00 mi16836-95776-445776-4417562(Top 62%)6561(Top 54%)6561(Top 120%)
35K21.75 mi0.75 mi16765+715753+235753+2315299(Top 54%)5410(Top 44%)5410(Top 99%)
23M23.00 mi1.25 mi16719+465764-115764-1116493(Top 58%)6164(Top 50%)6164(Top 113%)
24M24.00 mi1.00 mi16707+125785-215785-2116602(Top 58%)6264(Top 51%)6264(Top 115%)
40K24.85 mi0.85 mi16711-45820-355820-3517101(Top 60%)6632(Top 54%)6632(Top 121%)
25.2M25.20 mi0.35 mi16720-95838-185838-1817089(Top 60%)6627(Top 54%)6627(Top 121%)
Finish26.22 mi1.02 mi16750-305880-425880-4217787(Top 63%)6970(Top 57%)6970(Top 127%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

15640

Females

4933

F18-39

4933

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

16133

Females

5204

F18-39

5204

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

15640

Females

4933

F18-39

4933

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

17020

Females

5787

F18-39

5787

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17689

Females

6143

F18-39

6143

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

17350

Females

6052

F18-39

6052

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17881

Females

6517

F18-39

6517

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

16284

Females

5766

F18-39

5766

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

17562

Females

6561

F18-39

6561

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

15299

Females

5410

F18-39

5410

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

16493

Females

6164

F18-39

6164

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

16602

Females

6264

F18-39

6264

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17101

Females

6632

F18-39

6632

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17089

Females

6627

F18-39

6627

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

17787

Females

6970

F18-39

6970

Passing Analysis

Category:
Athletes Passed
2572
Passed By
1629
Net Change
+943
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17693
5K → 10K86172+789#17693#16904
10K → 15K49235+457#16904#16447
15K → 20K158322-164#16447#16611
20K → Half2181-60#16611#16671
Half → 25K136204-68#16671#16739
25K → 30K171328-157#16739#16896
30K → 20M12960+69#16896#16827
20M → 21M111120-9#16827#16836
21M → 35K9625+71#16836#16765
35K → 23M13690+46#16765#16719
23M → 24M8472+12#16719#16707
24M → 40K8589-4#16707#16711
40K → 25.2M2938-9#16711#16720
25.2M → Finish6393-30#16720#16750
TOTALS25721629+943
📊

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