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BOSTON MARATHON 2025

Mariana Mendez Davila

Bib: 10820•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 19%
Gender (Female)
#0 / 12228
Top 4%
Division (F18-39)
#0 / 5469
Top 8%
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
6:44/mi
20:55
↑ 97↓ 3451.5%
10K· 6.21 mi
6:49/mi
42:07
↑ 79↓ 1380.4%
15K· 9.32 mi
6:52/mi
1:03:28
↑ 67↓ 78
20K· 12.43 mi
6:53/mi
1:24:51
↑ 106↓ 860.1%
Half· 13.11 mi
6:52/mi
1:29:32
↑ 19↓ 370.5%
25K· 15.53 mi
6:58/mi
1:46:26
↑ 66↓ 880.2%
30K· 18.64 mi
7:12/mi
2:08:47
↑ 181↓ 1480.2%
20M
7:19/mi
2:18:43
↑ 64↓ 500.2%
21M
7:44/mi
2:26:27
↑ 106↓ 241.6%
35K· 21.75 mi
7:09/mi
2:31:48
↑ 17↓ 861.7%
23M
7:03/mi
2:40:38
↑ 23↓ 630.6%
24M
7:03/mi
2:47:41
↓ 821.3%
40K· 24.85 mi
7:06/mi
2:53:45
↓ 200.3%
25.2M
8:04/mi
2:56:32
↑ 13↓ 160.2%
Finish· 26.22 mi
6:48/mi
3:03:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:32
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:33:56
Pace7:10 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:2420:556:4420:55
6:44
-
10K
6.21 mi11:33:3642:076:4721:12
6:49
+0:05
15K
9.32 mi11:54:571:03:286:4921:21
6:52
+0:03
20K
12.43 mi12:16:201:24:516:5021:23
6:53
+0:01
Half
13.11 mi12:21:011:29:326:504:41
6:52
-0:01
25K
15.53 mi12:37:551:46:266:5116:54
6:58
+0:06
30K
18.64 mi13:00:162:08:476:5522:21
7:12
+0:14
20M
20.00 mi13:10:122:18:436:569:56
7:19
+0:07
21M
21.00 mi13:17:562:26:276:587:44
7:44
+0:25
35K
21.75 mi13:23:172:31:486:595:21
7:09
-0:35
23M
23.00 mi13:32:072:40:386:598:50
7:03
-0:06
24M
24.00 mi13:39:102:47:416:597:03
7:03
0:00
40K
24.85 mi13:45:142:53:456:596:04
7:06
+0:03
25.2M
25.20 mi13:48:012:56:327:002:47
8:04
+0:58
Finish
26.22 mi13:54:573:03:287:006:56
6:48
-1:16

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

6:44 /mi

Average Pace

7:00 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:57

94% of race

Time at Steady Pace

7:44

4% of race

Time at Slower Pace

2:47

2% of race

Average Pace: 7:00 /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 mi11:12:2420:556:4420:55
6:44
#5752
10K
6.21 mi11:33:3642:076:4721:12
6:49
#6092
15K
9.32 mi11:54:571:03:286:4921:21
6:52
#6296
20K
12.43 mi12:16:201:24:516:5021:23
6:53
#6211
Half
13.11 mi12:21:011:29:326:504:41
6:52
#6226
25K
15.53 mi12:37:551:46:266:5116:54
6:58
#6179
30K
18.64 mi13:00:162:08:476:5522:21
7:12
#6029
20M
20.00 mi13:10:122:18:436:569:56
7:19
#5988
21M
21.00 mi13:17:562:26:276:587:44
7:44
#5909
35K
21.75 mi13:23:172:31:486:595:21
7:09
#5900
23M
23.00 mi13:32:072:40:386:598:50
7:03
#5713
24M
24.00 mi13:39:102:47:416:597:03
7:03
#5611
40K
24.85 mi13:45:142:53:456:596:04
7:06
#5517
25.2M
25.20 mi13:48:012:56:327:002:47
8:04
#5491
Finish
26.22 mi13:54:573:03:287:006:56
6:48
#5410
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi57524344346769(Top 24%)671(Top 5%)671(Top 12%)
10K6.21 mi3.10 mi6092-340496-62496-626670(Top 23%)633(Top 5%)633(Top 12%)
15K9.32 mi3.11 mi6296-204539-43539-436769(Top 24%)671(Top 5%)671(Top 12%)
20K12.43 mi3.11 mi6211+85546-7546-76073(Top 21%)565(Top 5%)565(Top 10%)
Half13.11 mi0.68 mi6226-15552-6552-66712(Top 24%)690(Top 6%)690(Top 13%)
25K15.53 mi2.42 mi6179+47567-15567-156138(Top 22%)621(Top 5%)621(Top 11%)
30K18.64 mi3.11 mi6029+150552+15552+155873(Top 21%)634(Top 5%)634(Top 12%)
20M20.00 mi1.36 mi5988+41565-13565-135865(Top 21%)745(Top 6%)745(Top 14%)
21M21.00 mi1.00 mi5909+79558+7558+75850(Top 21%)868(Top 7%)868(Top 16%)
35K21.75 mi0.75 mi5900+9562-4562-46307(Top 22%)1015(Top 8%)1015(Top 19%)
23M23.00 mi1.25 mi5713+187540+22540+224110(Top 14%)438(Top 4%)438(Top 8%)
24M24.00 mi1.00 mi5611+102535+5535+54941(Top 17%)706(Top 6%)706(Top 13%)
40K24.85 mi0.85 mi5517+94526+9526+94480(Top 16%)627(Top 5%)627(Top 11%)
25.2M25.20 mi0.35 mi5491+26528-2528-26352(Top 22%)1355(Top 11%)1355(Top 25%)
Finish26.22 mi1.02 mi5410+81521+7521+74546(Top 16%)701(Top 6%)701(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6769

Females

671

F18-39

671

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6670

Females

633

F18-39

633

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6769

Females

671

F18-39

671

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

6073

Females

565

F18-39

565

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6712

Females

690

F18-39

690

Half→25K

13.1 - 15.5 mi

Top 22%
×4story building
+66ft-88ft

Overall

6138

Females

621

F18-39

621

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5873

Females

634

F18-39

634

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5865

Females

745

F18-39

745

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5850

Females

868

F18-39

868

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

6307

Females

1015

F18-39

1015

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

4110

Females

438

F18-39

438

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4941

Females

706

F18-39

706

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4480

Females

627

F18-39

627

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6352

Females

1355

F18-39

1355

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4546

Females

701

F18-39

701

Passing Analysis

Category:
Athletes Passed
1547
Passed By
1205
Net Change
+342
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5752
5K → 10K84424-340#5752#6092
10K → 15K84288-204#6092#6296
15K → 20K18196+85#6296#6211
20K → Half2540-15#6211#6226
Half → 25K14194+47#6226#6179
25K → 30K23888+150#6179#6029
30K → 20M9352+41#6029#5988
20M → 21M11031+79#5988#5909
21M → 35K4738+9#5909#5900
35K → 23M1958+187#5900#5713
23M → 24M11715+102#5713#5611
24M → 40K1039+94#5611#5517
40K → 25.2M3711+26#5517#5491
25.2M → Finish9211+81#5491#5410
TOTALS15471205+342
📊

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