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BOSTON MARATHON 2025

Marcela Escobar

Bib: 15711•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 38%
Gender (Female)
#0 / 12228
Top 21%
Masters (Masters Women)
#0 / 6759
Top 9%
Division (F45-49)
#0 / 1813
Top 10%
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
7:34/mi
23:32
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
48:01
↑ 79↓ 1380.4%
15K· 9.32 mi
7:27/mi
1:11:09
↑ 67↓ 78
20K· 12.43 mi
7:42/mi
1:35:03
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:40:06
↑ 19↓ 370.5%
25K· 15.53 mi
7:32/mi
1:58:23
↑ 66↓ 880.2%
30K· 18.64 mi
7:50/mi
2:22:43
↑ 181↓ 1480.2%
20M
7:55/mi
2:33:28
↑ 64↓ 500.2%
21M
8:20/mi
2:41:48
↑ 106↓ 241.6%
35K· 21.75 mi
7:24/mi
2:47:20
↑ 17↓ 861.7%
23M
7:41/mi
2:56:57
↑ 23↓ 630.6%
24M
7:37/mi
3:04:34
↓ 821.3%
40K· 24.85 mi
7:50/mi
3:11:16
↓ 200.3%
25.2M
8:33/mi
3:14:13
↑ 13↓ 160.2%
Finish· 26.22 mi
7:38/mi
3:22:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:06
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:41:54
Pace7:46 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:2023:327:3423:32
7:34
-
10K
6.21 mi11:19:4948:017:4424:29
7:53
+0:19
15K
9.32 mi11:42:571:11:097:3823:08
7:27
-0:26
20K
12.43 mi12:06:511:35:037:3923:54
7:42
+0:15
Half
13.11 mi12:11:541:40:067:385:03
7:24
-0:18
25K
15.53 mi12:30:111:58:237:3718:17
7:32
+0:08
30K
18.64 mi12:54:312:22:437:3924:20
7:50
+0:18
20M
20.00 mi13:05:162:33:287:4010:45
7:55
+0:05
21M
21.00 mi13:13:362:41:487:428:20
8:20
+0:25
35K
21.75 mi13:19:082:47:207:425:32
7:24
-0:56
23M
23.00 mi13:28:452:56:577:429:37
7:41
+0:17
24M
24.00 mi13:36:223:04:347:417:37
7:37
-0:04
40K
24.85 mi13:43:043:11:167:426:42
7:50
+0:13
25.2M
25.20 mi13:46:013:14:137:422:57
8:33
+0:43
Finish
26.22 mi13:53:483:22:007:437:47
7:38
-0:55

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

7:24 /mi

Average Pace

7:43 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:43

94% of race

Time at Steady Pace

11:17

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:42 /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 mi10:55:2023:327:3423:32
7:34
#12907
10K
6.21 mi11:19:4948:017:4424:29
7:53
#14127
15K
9.32 mi11:42:571:11:097:3823:08
7:27
#13162
20K
12.43 mi12:06:511:35:037:3923:54
7:42
#12910
Half
13.11 mi12:11:541:40:067:385:03
7:24
#12803
25K
15.53 mi12:30:111:58:237:3718:17
7:32
#12365
30K
18.64 mi12:54:312:22:437:3924:20
7:50
#11872
20M
20.00 mi13:05:162:33:287:4010:45
7:55
#11667
21M
21.00 mi13:13:362:41:487:428:20
8:20
#11505
35K
21.75 mi13:19:082:47:207:425:32
7:24
#11345
23M
23.00 mi13:28:452:56:577:429:37
7:41
#11080
24M
24.00 mi13:36:223:04:347:417:37
7:37
#10938
40K
24.85 mi13:43:043:11:167:426:42
7:50
#10834
25.2M
25.20 mi13:46:013:14:137:422:57
8:33
#10793
Finish
26.22 mi13:53:483:22:007:437:47
7:38
#10727
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi129073266326611306(Top 40%)2533(Top 21%)2533(Top 140%)
10K6.21 mi3.10 mi14127-12204009-7434009-74315529(Top 55%)4845(Top 40%)4845(Top 267%)
15K9.32 mi3.11 mi13162+9653488+5213488+52111306(Top 40%)2533(Top 21%)2533(Top 140%)
20K12.43 mi3.11 mi12910+2523393+953393+9512347(Top 43%)3189(Top 26%)3189(Top 176%)
Half13.11 mi0.68 mi12803+1073335+583335+5810968(Top 39%)2410(Top 20%)2410(Top 133%)
25K15.53 mi2.42 mi12365+4383114+2213114+22110318(Top 36%)2246(Top 18%)2246(Top 124%)
30K18.64 mi3.11 mi11872+4932931+1832931+18310178(Top 36%)2370(Top 19%)2370(Top 131%)
20M20.00 mi1.36 mi11667+2052858+732858+739849(Top 35%)2374(Top 19%)2374(Top 131%)
21M21.00 mi1.00 mi11505+1622816+422816+429463(Top 33%)2359(Top 19%)2359(Top 130%)
35K21.75 mi0.75 mi11345+1602754+622754+627969(Top 28%)1686(Top 14%)1686(Top 93%)
23M23.00 mi1.25 mi11080+2652658+962658+967813(Top 28%)1750(Top 14%)1750(Top 97%)
24M24.00 mi1.00 mi10938+1422623+352623+358568(Top 30%)2130(Top 17%)2130(Top 117%)
40K24.85 mi0.85 mi10834+1042606+172606+179065(Top 32%)2486(Top 20%)2486(Top 137%)
25.2M25.20 mi0.35 mi10793+412595+112595+119182(Top 32%)2619(Top 21%)2619(Top 144%)
Finish26.22 mi1.02 mi10727+662592+32592+310241(Top 36%)3101(Top 25%)3101(Top 171%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11306

Females

2533

F45-49

2533

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15529

Females

4845

F45-49

4845

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11306

Females

2533

F45-49

2533

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

12347

Females

3189

F45-49

3189

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10968

Females

2410

F45-49

2410

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10318

Females

2246

F45-49

2246

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

10178

Females

2370

F45-49

2370

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9849

Females

2374

F45-49

2374

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

9463

Females

2359

F45-49

2359

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7969

Females

1686

F45-49

1686

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7813

Females

1750

F45-49

1750

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8568

Females

2130

F45-49

2130

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9065

Females

2486

F45-49

2486

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9182

Females

2619

F45-49

2619

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

10241

Females

3101

F45-49

3101

Passing Analysis

Category:
Athletes Passed
3740
Passed By
1560
Net Change
+2180
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12907
5K → 10K451265-1220#12907#14127
10K → 15K9716+965#14127#13162
15K → 20K34088+252#13162#12910
20K → Half1114+107#12910#12803
Half → 25K4457+438#12803#12365
25K → 30K52431+493#12365#11872
30K → 20M22520+205#11872#11667
20M → 21M19230+162#11667#11505
21M → 35K1677+160#11505#11345
35K → 23M2738+265#11345#11080
23M → 24M15513+142#11080#10938
24M → 40K12622+104#10938#10834
40K → 25.2M5312+41#10834#10793
25.2M → Finish11347+66#10793#10727
TOTALS37401560+2180
📊

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