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BOSTON MARATHON 2025

Leslie Schwalbach

Bib: 19562•F

WI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Masters (Masters Women)
#0 / 6759
Top 15%
Division (F40-44)
#0 / 1718
Top 32%
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
8:03/mi
25:01
↑ 97↓ 3451.5%
10K· 6.21 mi
8:00/mi
49:52
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:14:20
↑ 67↓ 78
20K· 12.43 mi
7:45/mi
1:38:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:40/mi
1:43:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
2:02:23
↑ 66↓ 880.2%
30K· 18.64 mi
7:46/mi
2:26:31
↑ 181↓ 1480.2%
20M
7:42/mi
2:36:59
↑ 64↓ 500.2%
21M
8:02/mi
2:45:01
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:50:40
↑ 17↓ 861.7%
23M
8:05/mi
3:00:47
↑ 23↓ 630.6%
24M
8:31/mi
3:09:18
↓ 821.3%
40K· 24.85 mi
8:10/mi
3:16:17
↓ 200.3%
25.2M
11:42/mi
3:20:19
↑ 13↓ 160.2%
Finish· 26.22 mi
8:16/mi
3:28:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:40
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:45:04
Pace8:01 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4425:018:0325:01
8:03
-
10K
6.21 mi11:41:3549:528:0224:51
8:00
-0:03
15K
9.32 mi12:06:031:14:207:5924:28
7:53
-0:07
20K
12.43 mi12:30:091:38:267:5524:06
7:45
-0:08
Half
13.11 mi12:35:231:43:407:545:14
7:40
-0:05
25K
15.53 mi12:54:062:02:237:5318:43
7:43
+0:03
30K
18.64 mi13:18:142:26:317:5224:08
7:46
+0:03
20M
20.00 mi13:28:422:36:597:5110:28
7:42
-0:04
21M
21.00 mi13:36:442:45:017:518:02
8:02
+0:20
35K
21.75 mi13:42:232:50:407:515:39
7:33
-0:29
23M
23.00 mi13:52:303:00:477:5210:07
8:05
+0:32
24M
24.00 mi14:01:013:09:187:538:31
8:31
+0:26
40K
24.85 mi14:08:003:16:177:546:59
8:10
-0:21
25.2M
25.20 mi14:12:023:20:197:574:02
11:42
+3:32
Finish
26.22 mi14:20:273:28:447:588:25
8:16
-3:26

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

7:33 /mi

Average Pace

7:58 /mi

Slowest Pace

11:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:16:11

94% of race

Time at Slower Pace

12:33

6% of race

Average Pace: 7:58 /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 mi11:16:4425:018:0325:01
8:03
#17017
10K
6.21 mi11:41:3549:528:0224:51
8:00
#16715
15K
9.32 mi12:06:031:14:207:5924:28
7:53
#16121
20K
12.43 mi12:30:091:38:267:5524:06
7:45
#15274
Half
13.11 mi12:35:231:43:407:545:14
7:40
#15163
25K
15.53 mi12:54:062:02:237:5318:43
7:43
#14534
30K
18.64 mi13:18:142:26:317:5224:08
7:46
#13572
20M
20.00 mi13:28:422:36:597:5110:28
7:42
#13121
21M
21.00 mi13:36:442:45:017:518:02
8:02
#12767
35K
21.75 mi13:42:232:50:407:515:39
7:33
#12600
23M
23.00 mi13:52:303:00:477:5210:07
8:05
#12443
24M
24.00 mi14:01:013:09:187:538:31
8:31
#12545
40K
24.85 mi14:08:003:16:177:546:59
8:10
#12454
25.2M
25.20 mi14:12:023:20:197:574:02
11:42
#12749
Finish
26.22 mi14:20:273:28:447:588:25
8:16
#12823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi170175741574115049(Top 53%)4601(Top 38%)4601(Top 268%)
10K6.21 mi3.10 mi16715+3025562+1795562+17916473(Top 58%)5403(Top 44%)5403(Top 314%)
15K9.32 mi3.11 mi16121+5945209+3535209+35315049(Top 53%)4601(Top 38%)4601(Top 268%)
20K12.43 mi3.11 mi15274+8474735+4744735+47412930(Top 46%)3509(Top 29%)3509(Top 204%)
Half13.11 mi0.68 mi15163+1114675+604675+6013221(Top 47%)3621(Top 30%)3621(Top 211%)
25K15.53 mi2.42 mi14534+6294352+3234352+32311729(Top 41%)2988(Top 24%)2988(Top 174%)
30K18.64 mi3.11 mi13572+9623862+4903862+4909705(Top 34%)2151(Top 18%)2151(Top 125%)
20M20.00 mi1.36 mi13121+4513645+2173645+2178401(Top 30%)1722(Top 14%)1722(Top 100%)
21M21.00 mi1.00 mi12767+3543485+1603485+1607579(Top 27%)1559(Top 13%)1559(Top 91%)
35K21.75 mi0.75 mi12600+1673416+693416+699087(Top 32%)2181(Top 18%)2181(Top 127%)
23M23.00 mi1.25 mi12443+1573375+413375+4110648(Top 37%)3066(Top 25%)3066(Top 178%)
24M24.00 mi1.00 mi12545-1023443-683443-6814620(Top 51%)5156(Top 42%)5156(Top 300%)
40K24.85 mi0.85 mi12454+913434+93434+911396(Top 40%)3605(Top 29%)3605(Top 210%)
25.2M25.20 mi0.35 mi12749-2953601-1673601-16722554(Top 79%)9430(Top 77%)9430(Top 549%)
Finish26.22 mi1.02 mi12823-743666-653666-6514674(Top 52%)5295(Top 43%)5295(Top 308%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

15049

Females

4601

F40-44

4601

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

16473

Females

5403

F40-44

5403

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

15049

Females

4601

F40-44

4601

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12930

Females

3509

F40-44

3509

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13221

Females

3621

F40-44

3621

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

11729

Females

2988

F40-44

2988

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

9705

Females

2151

F40-44

2151

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8401

Females

1722

F40-44

1722

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7579

Females

1559

F40-44

1559

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

9087

Females

2181

F40-44

2181

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

10648

Females

3066

F40-44

3066

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

14620

Females

5156

F40-44

5156

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11396

Females

3605

F40-44

3605

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22554

Females

9430

F40-44

9430

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14674

Females

5295

F40-44

5295

Passing Analysis

Category:
Athletes Passed
5034
Passed By
840
Net Change
+4194
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17017
5K → 10K469167+302#17017#16715
10K → 15K61420+594#16715#16121
15K → 20K8514+847#16121#15274
20K → Half1165+111#15274#15163
Half → 25K6323+629#15163#14534
25K → 30K9620+962#14534#13572
30K → 20M4532+451#13572#13121
20M → 21M3562+354#13121#12767
21M → 35K1714+167#12767#12600
35K → 23M19235+157#12600#12443
23M → 24M50152-102#12443#12545
24M → 40K11423+91#12545#12454
40K → 25.2M1296-295#12454#12749
25.2M → Finish53127-74#12749#12823
TOTALS5034840+4194
📊

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