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BOSTON MARATHON 2025

Leslie Chapman

Bib: 13079•F

GA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 26%
Gender (Female)
#0 / 12228
Top 9%
Division (F18-39)
#0 / 5469
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:12
Rank: #9036
Start → 5K
22:12 | 7:09/mi
10K· 6.21 mi
43:54
Rank: #8394 (+642)
5K → 10K
21:42 | 6:59/mi
15K· 9.32 mi
1:05:41
Rank: #8093 (+301)
10K → 15K
21:47 | 7:01/mi
20K· 12.43 mi
1:27:49
Rank: #7937 (+156)
15K → 20K
22:08 | 7:07/mi
Half· 13.11 mi
1:32:40
Rank: #7948 (-11)
20K → Half
4:51 | 7:07/mi
25K· 15.53 mi
1:50:16
Rank: #7915 (+33)
Half → 25K
17:36 | 7:16/mi
30K· 18.64 mi
2:13:39
Rank: #7827 (+88)
25K → 30K
23:23 | 7:32/mi
20M
2:24:01
Rank: #7752 (+75)
30K → 20M
10:22 | 7:38/mi
21M
2:32:08
Rank: #7713 (+39)
20M → 21M
8:07 | 8:07/mi
35K· 21.75 mi
2:37:32
Rank: #7635 (+78)
21M → 35K
5:24 | 7:13/mi
23M
2:47:08
Rank: #7587 (+48)
35K → 23M
9:36 | 7:40/mi
24M
2:54:31
Rank: #7506 (+81)
23M → 24M
7:23 | 7:23/mi
40K· 24.85 mi
3:00:55
Rank: #7424 (+82)
24M → 40K
6:24 | 7:29/mi
25.2M
3:03:43
Rank: #7383 (+41)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:10:44
Rank: #7261 (+122)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:40
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:38:04
Pace7:29 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0022:127:0922:12
7:09
-
10K
6.21 mi11:12:4243:547:0421:42
6:59
-0:10
15K
9.32 mi11:34:291:05:417:0321:47
7:01
+0:02
20K
12.43 mi11:56:371:27:497:0422:08
7:07
+0:06
Half
13.11 mi12:01:281:32:407:044:51
7:07
0:00
25K
15.53 mi12:19:041:50:167:0617:36
7:16
+0:09
30K
18.64 mi12:42:272:13:397:1023:23
7:32
+0:16
20M
20.00 mi12:52:492:24:017:1210:22
7:38
+0:06
21M
21.00 mi13:00:562:32:087:158:07
8:07
+0:29
35K
21.75 mi13:06:202:37:327:155:24
7:13
-0:54
23M
23.00 mi13:15:562:47:087:169:36
7:40
+0:27
24M
24.00 mi13:23:192:54:317:167:23
7:23
-0:17
40K
24.85 mi13:29:433:00:557:176:24
7:29
+0:06
25.2M
25.20 mi13:32:313:03:437:172:48
8:07
+0:38
Finish
26.22 mi13:39:323:10:447:177:01
6:53
-1:14

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

6:53 /mi

Average Pace

7:17 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:51

84% of race

Time at Steady Pace

30:53

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:16 /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 mi10:51:0022:127:0922:12
7:09
#9036
10K
6.21 mi11:12:4243:547:0421:42
6:59
#8394
15K
9.32 mi11:34:291:05:417:0321:47
7:01
#8093
20K
12.43 mi11:56:371:27:497:0422:08
7:07
#7937
Half
13.11 mi12:01:281:32:407:044:51
7:07
#7948
25K
15.53 mi12:19:041:50:167:0617:36
7:16
#7915
30K
18.64 mi12:42:272:13:397:1023:23
7:32
#7827
20M
20.00 mi12:52:492:24:017:1210:22
7:38
#7752
21M
21.00 mi13:00:562:32:087:158:07
8:07
#7713
35K
21.75 mi13:06:202:37:327:155:24
7:13
#7635
23M
23.00 mi13:15:562:47:087:169:36
7:40
#7587
24M
24.00 mi13:23:192:54:317:167:23
7:23
#7506
40K
24.85 mi13:29:433:00:557:176:24
7:29
#7424
25.2M
25.20 mi13:32:313:03:437:172:48
8:07
#7383
Finish
26.22 mi13:39:323:10:447:177:01
6:53
#7261
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9036138113817718(Top 27%)943(Top 8%)943(Top 17%)
10K6.21 mi3.10 mi8394+6421141+2401141+2407837(Top 28%)953(Top 8%)953(Top 17%)
15K9.32 mi3.11 mi8093+3011041+1001041+1007718(Top 27%)943(Top 8%)943(Top 17%)
20K12.43 mi3.11 mi7937+1561002+391002+397672(Top 27%)992(Top 8%)992(Top 18%)
Half13.11 mi0.68 mi7948-111009-71009-78394(Top 30%)1232(Top 10%)1232(Top 23%)
25K15.53 mi2.42 mi7915+331016-71016-78068(Top 28%)1237(Top 10%)1237(Top 23%)
30K18.64 mi3.11 mi7827+881036-201036-207941(Top 28%)1369(Top 11%)1369(Top 25%)
20M20.00 mi1.36 mi7752+751044-81044-87906(Top 28%)1498(Top 12%)1498(Top 27%)
21M21.00 mi1.00 mi7713+391063-191063-198067(Top 28%)1749(Top 14%)1749(Top 32%)
35K21.75 mi0.75 mi7635+781059+41059+46769(Top 24%)1190(Top 10%)1190(Top 22%)
23M23.00 mi1.25 mi7587+481093-341093-347708(Top 27%)1686(Top 14%)1686(Top 31%)
24M24.00 mi1.00 mi7506+811099-61099-66966(Top 25%)1436(Top 12%)1436(Top 26%)
40K24.85 mi0.85 mi7424+821100-11100-16751(Top 24%)1438(Top 12%)1438(Top 26%)
25.2M25.20 mi0.35 mi7383+411095+51095+56650(Top 23%)1478(Top 12%)1478(Top 27%)
Finish26.22 mi1.02 mi7261+1221074+211074+215022(Top 18%)878(Top 7%)878(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7718

Females

943

F18-39

943

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7837

Females

953

F18-39

953

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7718

Females

943

F18-39

943

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7672

Females

992

F18-39

992

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

8394

Females

1232

F18-39

1232

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

8068

Females

1237

F18-39

1237

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7941

Females

1369

F18-39

1369

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7906

Females

1498

F18-39

1498

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

8067

Females

1749

F18-39

1749

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6769

Females

1190

F18-39

1190

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7708

Females

1686

F18-39

1686

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6966

Females

1436

F18-39

1436

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6751

Females

1438

F18-39

1438

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6650

Females

1478

F18-39

1478

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

5022

Females

878

F18-39

878

Passing Analysis

Category:
Athletes Passed
2471
Passed By
696
Net Change
+1775
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9036
5K → 10K67331+642#9036#8394
10K → 15K33433+301#8394#8093
15K → 20K21862+156#8093#7937
20K → Half2031-11#7937#7948
Half → 25K137104+33#7948#7915
25K → 30K232144+88#7915#7827
30K → 20M12752+75#7827#7752
20M → 21M11475+39#7752#7713
21M → 35K9214+78#7713#7635
35K → 23M11668+48#7635#7587
23M → 24M11635+81#7587#7506
24M → 40K11129+82#7506#7424
40K → 25.2M465+41#7424#7383
25.2M → Finish13513+122#7383#7261
TOTALS2471696+1775
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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