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BOSTON MARATHON 2025

Mariana Trejo Aguilar

Bib: 10023•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 33%
Division (F18-39)
#0 / 5469
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
7:15/mi
22:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:07/mi
44:37
↑ 79↓ 1380.4%
15K· 9.32 mi
7:17/mi
1:07:16
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:31:48
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:37:00
↑ 19↓ 370.5%
25K· 15.53 mi
8:38/mi
1:57:55
↑ 66↓ 880.2%
30K· 18.64 mi
8:54/mi
2:25:35
↑ 181↓ 1480.2%
20M
9:45/mi
2:38:50
↑ 64↓ 500.2%
21M
9:49/mi
2:48:39
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:54:23
↑ 17↓ 861.7%
23M
8:06/mi
3:04:32
↑ 23↓ 630.6%
24M
8:04/mi
3:12:36
↓ 821.3%
40K· 24.85 mi
8:11/mi
3:19:36
↓ 200.3%
25.2M
10:03/mi
3:23:04
↑ 13↓ 160.2%
Finish· 26.22 mi
7:59/mi
3:31:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:00
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:54:12
Pace8:43 /mi
📊Positive Split: 17.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:0222:317:1522:31
7:15
-
10K
6.21 mi11:35:0844:377:1122:06
7:07
-0:08
15K
9.32 mi11:57:471:07:167:1322:39
7:17
+0:10
20K
12.43 mi12:22:191:31:487:2324:32
7:54
+0:37
Half
13.11 mi12:27:311:37:007:245:12
7:37
-0:17
25K
15.53 mi12:48:261:57:557:3520:55
8:38
+1:01
30K
18.64 mi13:16:062:25:357:4927:40
8:54
+0:16
20M
20.00 mi13:29:212:38:507:5613:15
9:45
+0:51
21M
21.00 mi13:39:102:48:398:029:49
9:49
+0:04
35K
21.75 mi13:44:542:54:238:015:44
7:40
-2:09
23M
23.00 mi13:55:033:04:328:0110:09
8:06
+0:26
24M
24.00 mi14:03:073:12:368:028:04
8:04
-0:02
40K
24.85 mi14:10:073:19:368:027:00
8:11
+0:07
25.2M
25.20 mi14:13:353:23:048:033:28
10:03
+1:52
Finish
26.22 mi14:21:433:31:128:048:08
7:59
-2:04

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

7:07 /mi

Average Pace

8:04 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:16

32% of race

Time at Steady Pace

1:08:49

33% of race

Time at Slower Pace

1:15:07

36% of race

Average Pace: 8:03 /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 mi11:13:0222:317:1522:31
7:15
#9900
10K
6.21 mi11:35:0844:377:1122:06
7:07
#9298
15K
9.32 mi11:57:471:07:167:1322:39
7:17
#9477
20K
12.43 mi12:22:191:31:487:2324:32
7:54
#10640
Half
13.11 mi12:27:311:37:007:245:12
7:37
#10762
25K
15.53 mi12:48:261:57:557:3520:55
8:38
#12092
30K
18.64 mi13:16:062:25:357:4927:40
8:54
#13174
20M
20.00 mi13:29:212:38:507:5613:15
9:45
#13842
21M
21.00 mi13:39:102:48:398:029:49
9:49
#14099
35K
21.75 mi13:44:542:54:238:015:44
7:40
#13916
23M
23.00 mi13:55:033:04:328:0110:09
8:06
#13695
24M
24.00 mi14:03:073:12:368:028:04
8:04
#13597
40K
24.85 mi14:10:073:19:368:027:00
8:11
#13492
25.2M
25.20 mi14:13:353:23:048:033:28
10:03
#13575
Finish
26.22 mi14:21:433:31:128:048:08
7:59
#13535
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9900176617669946(Top 35%)1869(Top 15%)1869(Top 34%)
10K6.21 mi3.10 mi9298+6021504+2621504+2628804(Top 31%)1310(Top 11%)1310(Top 24%)
15K9.32 mi3.11 mi9477-1791592-881592-889946(Top 35%)1869(Top 15%)1869(Top 34%)
20K12.43 mi3.11 mi10640-11632170-5782170-57814073(Top 50%)4133(Top 34%)4133(Top 76%)
Half13.11 mi0.68 mi10762-1222227-572227-5712855(Top 45%)3434(Top 28%)3434(Top 63%)
25K15.53 mi2.42 mi12092-13302965-7382965-73817960(Top 63%)6401(Top 52%)6401(Top 117%)
30K18.64 mi3.11 mi13174-10823654-6893654-68917180(Top 60%)6117(Top 50%)6117(Top 112%)
20M20.00 mi1.36 mi13842-6684051-3974051-39720115(Top 71%)7855(Top 64%)7855(Top 144%)
21M21.00 mi1.00 mi14099-2574222-1714222-17117555(Top 62%)6554(Top 54%)6554(Top 120%)
35K21.75 mi0.75 mi13916+1834139+834139+839871(Top 35%)2563(Top 21%)2563(Top 47%)
23M23.00 mi1.25 mi13695+2214058+814058+8110825(Top 38%)3148(Top 26%)3148(Top 58%)
24M24.00 mi1.00 mi13597+984033+254033+2511719(Top 41%)3672(Top 30%)3672(Top 67%)
40K24.85 mi0.85 mi13492+1053992+413992+4111511(Top 41%)3663(Top 30%)3663(Top 67%)
25.2M25.20 mi0.35 mi13575-834056-644056-6417269(Top 61%)6719(Top 55%)6719(Top 123%)
Finish26.22 mi1.02 mi13535+404060-44060-412776(Top 45%)4319(Top 35%)4319(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9946

Females

1869

F18-39

1869

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8804

Females

1310

F18-39

1310

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9946

Females

1869

F18-39

1869

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

14073

Females

4133

F18-39

4133

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

12855

Females

3434

F18-39

3434

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17960

Females

6401

F18-39

6401

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

17180

Females

6117

F18-39

6117

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

20115

Females

7855

F18-39

7855

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17555

Females

6554

F18-39

6554

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9871

Females

2563

F18-39

2563

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10825

Females

3148

F18-39

3148

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11719

Females

3672

F18-39

3672

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11511

Females

3663

F18-39

3663

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

17269

Females

6719

F18-39

6719

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12776

Females

4319

F18-39

4319

Passing Analysis

Category:
Athletes Passed
1735
Passed By
5368
Net Change
-3635
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9900
5K → 10K65149+602#9900#9298
10K → 15K96275-179#9298#9477
15K → 20K261187-1163#9477#10640
20K → Half9131-122#10640#10762
Half → 25K191349-1330#10762#12092
25K → 30K661148-1082#12092#13174
30K → 20M29697-668#13174#13842
20M → 21M40297-257#13842#14099
21M → 35K1863+183#14099#13916
35K → 23M23413+221#13916#13695
23M → 24M13739+98#13695#13597
24M → 40K13025+105#13597#13492
40K → 25.2M22105-83#13492#13575
25.2M → Finish9050+40#13575#13535
TOTALS17355368-3635
📊

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