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BOSTON MARATHON 2025

Marie Chapman

Bib: 25301•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F70-74)
#0 / 71
Top 15%
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
8:58/mi
27:52
↑ 97↓ 3451.5%
10K· 6.21 mi
9:15/mi
56:36
↑ 79↓ 1380.4%
15K· 9.32 mi
9:13/mi
1:25:15
↑ 67↓ 78
20K· 12.43 mi
9:23/mi
1:54:25
↑ 106↓ 860.1%
Half· 13.11 mi
9:17/mi
2:00:45
↑ 19↓ 370.5%
25K· 15.53 mi
9:24/mi
2:23:33
↑ 66↓ 880.2%
30K· 18.64 mi
9:56/mi
2:54:24
↑ 181↓ 1480.2%
20M
10:01/mi
3:08:01
↑ 64↓ 500.2%
21M
10:47/mi
3:18:48
↑ 106↓ 241.6%
35K· 21.75 mi
9:45/mi
3:26:06
↑ 17↓ 861.7%
23M
10:13/mi
3:38:53
↑ 23↓ 630.6%
24M
10:12/mi
3:49:05
↓ 821.3%
40K· 24.85 mi
10:36/mi
3:58:09
↓ 200.3%
25.2M
11:45/mi
4:02:12
↑ 13↓ 160.2%
Finish· 26.22 mi
10:23/mi
4:12:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:45
Pace9:13 /mi
2nd Half
Distance13.11 mi
Time2:12:02
Pace10:04 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:4227:528:5827:52
8:58
-
10K
6.21 mi11:56:2656:369:0728:44
9:15
+0:17
15K
9.32 mi12:25:051:25:159:0928:39
9:13
-0:02
20K
12.43 mi12:54:151:54:259:1229:10
9:23
+0:10
Half
13.11 mi13:00:352:00:459:136:20
9:17
-0:06
25K
15.53 mi13:23:232:23:339:1422:48
9:24
+0:07
30K
18.64 mi13:54:142:54:249:2130:51
9:56
+0:32
20M
20.00 mi14:07:513:08:019:2413:37
10:01
+0:05
21M
21.00 mi14:18:383:18:489:2810:47
10:47
+0:46
35K
21.75 mi14:25:563:26:069:297:18
9:45
-1:02
23M
23.00 mi14:38:433:38:539:3112:47
10:13
+0:28
24M
24.00 mi14:48:553:49:059:3310:12
10:12
-0:01
40K
24.85 mi14:57:593:58:099:359:04
10:36
+0:24
25.2M
25.20 mi15:02:024:02:129:374:03
11:45
+1:09
Finish
26.22 mi15:12:374:12:479:3910:35
10:23
-1:22

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

8:58 /mi

Average Pace

9:39 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:33

57% of race

Time at Steady Pace

1:14:45

30% of race

Time at Slower Pace

34:29

14% of race

Average Pace: 9:38 /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 mi11:27:4227:528:5827:52
8:58
#22304
10K
6.21 mi11:56:2656:369:0728:44
9:15
#22851
15K
9.32 mi12:25:051:25:159:0928:39
9:13
#22899
20K
12.43 mi12:54:151:54:259:1229:10
9:23
#22814
Half
13.11 mi13:00:352:00:459:136:20
9:17
#22824
25K
15.53 mi13:23:232:23:339:1422:48
9:24
#22583
30K
18.64 mi13:54:142:54:249:2130:51
9:56
#22348
20M
20.00 mi14:07:513:08:019:2413:37
10:01
#22250
21M
21.00 mi14:18:383:18:489:2810:47
10:47
#22137
35K
21.75 mi14:25:563:26:069:297:18
9:45
#22095
23M
23.00 mi14:38:433:38:539:3112:47
10:13
#22014
24M
24.00 mi14:48:553:49:059:3310:12
10:12
#22007
40K
24.85 mi14:57:593:58:099:359:04
10:36
#22009
25.2M
25.20 mi15:02:024:02:129:374:03
11:45
#22013
Finish
26.22 mi15:12:374:12:479:3910:35
10:23
#22094
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi223048799879922931(Top 81%)9066(Top 74%)9066(Top 12769%)
10K6.21 mi3.10 mi22851-5479072-2739072-27323363(Top 82%)9332(Top 76%)9332(Top 13144%)
15K9.32 mi3.11 mi22899-489068+49068+422931(Top 81%)9066(Top 74%)9066(Top 12769%)
20K12.43 mi3.11 mi22814+859018+509018+5022544(Top 79%)8886(Top 73%)8886(Top 12515%)
Half13.11 mi0.68 mi22824-109025-79025-722922(Top 81%)9100(Top 74%)9100(Top 12817%)
25K15.53 mi2.42 mi22583+2418916+1098916+10921563(Top 76%)8404(Top 69%)8404(Top 11837%)
30K18.64 mi3.11 mi22348+2358820+968820+9621401(Top 75%)8456(Top 69%)8456(Top 11910%)
20M20.00 mi1.36 mi22250+988787+338787+3321031(Top 74%)8380(Top 69%)8380(Top 11803%)
21M21.00 mi1.00 mi22137+1138745+428745+4220810(Top 73%)8355(Top 68%)8355(Top 11768%)
35K21.75 mi0.75 mi22095+428728+178728+1721220(Top 75%)8628(Top 71%)8628(Top 12152%)
23M23.00 mi1.25 mi22014+818726+28726+221167(Top 75%)8641(Top 71%)8641(Top 12170%)
24M24.00 mi1.00 mi22007+78741-158741-1521950(Top 77%)9106(Top 74%)9106(Top 12825%)
40K24.85 mi0.85 mi22009-28763-228763-2222212(Top 78%)9313(Top 76%)9313(Top 13117%)
25.2M25.20 mi0.35 mi22013-48770-78770-722684(Top 80%)9502(Top 78%)9502(Top 13383%)
Finish26.22 mi1.02 mi22094-818835-658835-6524008(Top 85%)10173(Top 83%)10173(Top 14328%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

22931

Females

9066

F70-74

9066

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

23363

Females

9332

F70-74

9332

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

22931

Females

9066

F70-74

9066

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

22544

Females

8886

F70-74

8886

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

22922

Females

9100

F70-74

9100

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21563

Females

8404

F70-74

8404

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21401

Females

8456

F70-74

8456

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

21031

Females

8380

F70-74

8380

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20810

Females

8355

F70-74

8355

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21220

Females

8628

F70-74

8628

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

21167

Females

8641

F70-74

8641

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21950

Females

9106

F70-74

9106

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22212

Females

9313

F70-74

9313

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22684

Females

9502

F70-74

9502

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

24008

Females

10173

F70-74

10173

Passing Analysis

Category:
Athletes Passed
1666
Passed By
1456
Net Change
+210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22304
5K → 10K85632-547#22304#22851
10K → 15K151199-48#22851#22899
15K → 20K222137+85#22899#22814
20K → Half2939-10#22814#22824
Half → 25K26827+241#22824#22583
25K → 30K30368+235#22583#22348
30K → 20M12426+98#22348#22250
20M → 21M14431+113#22250#22137
21M → 35K6321+42#22137#22095
35K → 23M11837+81#22095#22014
23M → 24M5851+7#22014#22007
24M → 40K5052-2#22007#22009
40K → 25.2M2226-4#22009#22013
25.2M → Finish29110-81#22013#22094
TOTALS16661456+210
📊

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