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BOSTON MARATHON 2025

Maria Lorenzi

Bib: 15996 F BR

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 49%
Gender (Female)
#0 / 12228
Top 35%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:43/mi
23:57
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:55/mi
48:34
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:57/mi
1:13:16
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:04/mi
1:38:19
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:56/mi
1:43:44
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:09/mi
2:03:29
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:21/mi
2:29:26
↑ 181↓ 1480.2%
138 ft elev
20M
8:25/mi
2:40:52
↑ 64↓ 500.2%
148 ft elev
21M
8:41/mi
2:49:33
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:05/mi
2:55:36
↑ 17↓ 861.7%
156 ft elev
23M
8:22/mi
3:06:04
↑ 23↓ 630.6%
116 ft elev
24M
8:21/mi
3:14:25
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:26/mi
3:21:38
↓ 200.3%
20 ft elev
25.2M
9:08/mi
3:24:47
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:58/mi
3:32:54
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:43:447:55 /mi⚡ faster
2nd Half
1:49:108:20 /mi+5.2%
Positive split — 5.2% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:577:433.11 mi23:57
7:43
-
10K
48:347:493.10 mi24:37
7:55
+0:12
15K
1:13:167:523.11 mi24:42
7:57
+0:02
20K
1:38:197:553.11 mi25:03
8:04
+0:07
Half(13.11 mi)
1:43:447:550.68 mi5:25
7:56
-0:08
25K
2:03:297:572.42 mi19:45
8:09
+0:13
30K
2:29:268:013.11 mi25:57
8:21
+0:12
20M
2:40:528:031.36 mi11:26
8:25
+0:04
21M
2:49:338:041.00 mi8:41
8:41
+0:16
35K
2:55:368:040.75 mi6:03
8:05
-0:36
23M
3:06:048:051.25 mi10:28
8:22
+0:17
24M
3:14:258:061.00 mi8:21
8:21
-0:01
40K
3:21:388:070.85 mi7:13
8:26
+0:05
25.2M
3:24:478:080.35 mi3:09
9:08
+0:42
Finish(26.22 mi)
3:32:548:081.02 mi8:07
7:58
-1:10
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:43 /mi

Average Pace

8:08 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:21:04

94% of race

Time at Steady Pace

8:41

4% of race

Time at Slower Pace

3:09

1% of race

Average Pace: 8:07 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi14065395139511566849474947
10K3.10 mi14915-8504504-5534504-5531585450385038
15K3.11 mi15176-2614666-1624666-1621566849474947
20K3.11 mi15204-284699-334699-331537248434843
Half(13.11 mi)0.68 mi15202+2469946991544748474847
25K2.42 mi15150+524691+84691+81495447124712
30K3.11 mi14870+2804599+924599+921385042834283
20M1.36 mi14693+1774524+754524+751325941204120
21M1.00 mi14457+2364411+1134411+1131161534133413
35K0.75 mi14401+564395+164395+161287940984098
23M1.25 mi14258+1434364+314364+311244739773977
24M1.00 mi14215+434369-54369-51358446074607
40K0.85 mi14136+794356+134356+131306944804480
25.2M0.35 mi14101+354346+104346+101262643054305
Finish(26.22 mi)1.02 mi14000+1014319+274319+271268142744274

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

15668

Females

4947

F18-39

4947

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

15854

Females

5038

F18-39

5038

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

15668

Females

4947

F18-39

4947

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15372

Females

4843

F18-39

4843

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

15447

Females

4847

F18-39

4847

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14954

Females

4712

F18-39

4712

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13850

Females

4283

F18-39

4283

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13259

Females

4120

F18-39

4120

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11615

Females

3413

F18-39

3413

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

12879

Females

4098

F18-39

4098

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12447

Females

3977

F18-39

3977

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

13584

Females

4607

F18-39

4607

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13069

Females

4480

F18-39

4480

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12626

Females

4305

F18-39

4305

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12681

Females

4274

F18-39

4274

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#14065
5K → 10K
93585-850
#14065 → #14915
10K → 15K
387126-261
#14915 → #15176
15K → 20K
228200-28
#15176 → #15204
20K → Half
3638+2
#15204 → #15202
Half → 25K
137189+52
#15202 → #15150
25K → 30K
111391+280
#15150 → #14870
30K → 20M
46223+177
#14870 → #14693
20M → 21M
15251+236
#14693 → #14457
21M → 35K
2884+56
#14457 → #14401
35K → 23M
45188+143
#14401 → #14258
23M → 24M
5396+43
#14258 → #14215
24M → 40K
30109+79
#14215 → #14136
40K → 25.2M
1954+35
#14136 → #14101
25.2M → Finish
31132+101
#14101 → #14000
TOTALS
21012166+65
#14065 → #14000

Passing Visualized

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