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BOSTON MARATHON 2025

Laura Carpenter

Bib: 11306•F

VA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Female)
#0 / 12228
Top 7%
Division (F18-39)
#0 / 5469
Top 13%
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
7:05/mi
22:00
↑ 97↓ 3451.5%
10K· 6.21 mi
6:55/mi
43:29
↑ 79↓ 1380.4%
15K· 9.32 mi
6:54/mi
1:04:55
↑ 67↓ 78
20K· 12.43 mi
6:57/mi
1:26:32
↑ 106↓ 860.1%
Half· 13.11 mi
6:45/mi
1:31:08
↑ 19↓ 370.5%
25K· 15.53 mi
6:57/mi
1:47:59
↑ 66↓ 880.2%
30K· 18.64 mi
7:13/mi
2:10:25
↑ 181↓ 1480.2%
20M
7:27/mi
2:20:32
↑ 64↓ 500.2%
21M
7:51/mi
2:28:23
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:34:02
↑ 17↓ 861.7%
23M
7:44/mi
2:43:43
↑ 23↓ 630.6%
24M
7:39/mi
2:51:22
↓ 821.3%
40K· 24.85 mi
7:31/mi
2:57:48
↓ 200.3%
25.2M
8:13/mi
3:00:38
↑ 13↓ 160.2%
Finish· 26.22 mi
7:15/mi
3:08:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:08
Pace6:57 /mi
2nd Half
Distance13.11 mi
Time1:36:53
Pace7:23 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5322:007:0522:00
7:05
-
10K
6.21 mi11:10:2243:297:0021:29
6:55
-0:10
15K
9.32 mi11:31:481:04:556:5821:26
6:54
-0:01
20K
12.43 mi11:53:251:26:326:5821:37
6:57
+0:03
Half
13.11 mi11:58:011:31:086:574:36
6:45
-0:12
25K
15.53 mi12:14:521:47:596:5716:51
6:57
+0:12
30K
18.64 mi12:37:182:10:257:0022:26
7:13
+0:16
20M
20.00 mi12:47:252:20:327:0210:07
7:27
+0:14
21M
21.00 mi12:55:162:28:237:047:51
7:51
+0:24
35K
21.75 mi13:00:552:34:027:055:39
7:33
-0:18
23M
23.00 mi13:10:362:43:437:079:41
7:44
+0:11
24M
24.00 mi13:18:152:51:227:087:39
7:39
-0:05
40K
24.85 mi13:24:412:57:487:096:26
7:31
-0:08
25.2M
25.20 mi13:27:313:00:387:102:50
8:13
+0:42
Finish
26.22 mi13:34:543:08:017:117:23
7:15
-0:58

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

6:45 /mi

Average Pace

7:11 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:59

46% of race

Time at Steady Pace

1:01:56

33% of race

Time at Slower Pace

40:06

21% of race

Average Pace: 7:10 /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 mi10:48:5322:007:0522:00
7:05
#8485
10K
6.21 mi11:10:2243:297:0021:29
6:55
#7848
15K
9.32 mi11:31:481:04:556:5821:26
6:54
#7529
20K
12.43 mi11:53:251:26:326:5821:37
6:57
#7258
Half
13.11 mi11:58:011:31:086:574:36
6:45
#7190
25K
15.53 mi12:14:521:47:596:5716:51
6:57
#6944
30K
18.64 mi12:37:182:10:257:0022:26
7:13
#6638
20M
20.00 mi12:47:252:20:327:0210:07
7:27
#6555
21M
21.00 mi12:55:162:28:237:047:51
7:51
#6483
35K
21.75 mi13:00:552:34:027:055:39
7:33
#6524
23M
23.00 mi13:10:362:43:437:079:41
7:44
#6523
24M
24.00 mi13:18:152:51:227:087:39
7:39
#6555
40K
24.85 mi13:24:412:57:487:096:26
7:31
#6520
25.2M
25.20 mi13:27:313:00:387:102:50
8:13
#6502
Finish
26.22 mi13:34:543:08:017:117:23
7:15
#6493
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8485115511556963(Top 25%)726(Top 6%)726(Top 13%)
10K6.21 mi3.10 mi7848+637946+209946+2097364(Top 26%)797(Top 7%)797(Top 15%)
15K9.32 mi3.11 mi7529+319849+97849+976963(Top 25%)726(Top 6%)726(Top 13%)
20K12.43 mi3.11 mi7258+271784+65784+656639(Top 23%)691(Top 6%)691(Top 13%)
Half13.11 mi0.68 mi7190+68764+20764+205732(Top 20%)494(Top 4%)494(Top 9%)
25K15.53 mi2.42 mi6944+246715+49715+496000(Top 21%)588(Top 5%)588(Top 11%)
30K18.64 mi3.11 mi6638+306686+29686+296026(Top 21%)685(Top 6%)685(Top 13%)
20M20.00 mi1.36 mi6555+83692-6692-66678(Top 24%)1030(Top 8%)1030(Top 19%)
21M21.00 mi1.00 mi6483+72690+2690+26516(Top 23%)1107(Top 9%)1107(Top 20%)
35K21.75 mi0.75 mi6524-41717-27717-279023(Top 32%)2117(Top 17%)2117(Top 39%)
23M23.00 mi1.25 mi6523+1749-32749-328112(Top 29%)1858(Top 15%)1858(Top 34%)
24M24.00 mi1.00 mi6555-32781-32781-328783(Top 31%)2209(Top 18%)2209(Top 40%)
40K24.85 mi0.85 mi6520+35792-11792-116958(Top 24%)1529(Top 13%)1529(Top 28%)
25.2M25.20 mi0.35 mi6502+18795-3795-37187(Top 25%)1703(Top 14%)1703(Top 31%)
Finish26.22 mi1.02 mi6493+9831-36831-367380(Top 26%)1800(Top 15%)1800(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

6963

Females

726

F18-39

726

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

7364

Females

797

F18-39

797

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

6963

Females

726

F18-39

726

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6639

Females

691

F18-39

691

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5732

Females

494

F18-39

494

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

6000

Females

588

F18-39

588

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

6026

Females

685

F18-39

685

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6678

Females

1030

F18-39

1030

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6516

Females

1107

F18-39

1107

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

9023

Females

2117

F18-39

2117

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

8112

Females

1858

F18-39

1858

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8783

Females

2209

F18-39

2209

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6958

Females

1529

F18-39

1529

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7187

Females

1703

F18-39

1703

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

7380

Females

1800

F18-39

1800

Passing Analysis

Category:
Athletes Passed
2574
Passed By
582
Net Change
+1992
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8485
5K → 10K67336+637#8485#7848
10K → 15K34425+319#7848#7529
15K → 20K29019+271#7529#7258
20K → Half680+68#7258#7190
Half → 25K25812+246#7190#6944
25K → 30K35347+306#6944#6638
30K → 20M12744+83#6638#6555
20M → 21M10230+72#6555#6483
21M → 35K3374-41#6483#6524
35K → 23M9291+1#6524#6523
23M → 24M5486-32#6523#6555
24M → 40K7035+35#6555#6520
40K → 25.2M3416+18#6520#6502
25.2M → Finish7667+9#6502#6493
TOTALS2574582+1992
📊

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