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BOSTON MARATHON 2025

Lisa Mccarthy

Bib: 17305•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 29%
Division (F18-39)
#0 / 5469
Top 48%
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
7:42/mi
23:55
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
48:14
↑ 79↓ 1380.4%
15K· 9.32 mi
7:52/mi
1:12:40
↑ 67↓ 78
20K· 12.43 mi
7:55/mi
1:37:17
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:42:39
↑ 19↓ 370.5%
25K· 15.53 mi
7:57/mi
2:01:55
↑ 66↓ 880.2%
30K· 18.64 mi
8:03/mi
2:26:56
↑ 181↓ 1480.2%
20M
8:12/mi
2:38:04
↑ 64↓ 500.2%
21M
8:34/mi
2:46:38
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:52:22
↑ 17↓ 861.7%
23M
8:01/mi
3:02:24
↑ 23↓ 630.6%
24M
7:56/mi
3:10:20
↓ 821.3%
40K· 24.85 mi
8:01/mi
3:17:11
↓ 200.3%
25.2M
8:51/mi
3:20:14
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:28:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:39
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:45:37
Pace8:03 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0323:557:4223:55
7:42
-
10K
6.21 mi11:38:2248:147:4624:19
7:50
+0:08
15K
9.32 mi12:02:481:12:407:4824:26
7:52
+0:02
20K
12.43 mi12:27:251:37:177:5024:37
7:55
+0:03
Half
13.11 mi12:32:471:42:397:505:22
7:52
-0:03
25K
15.53 mi12:52:032:01:557:5119:16
7:57
+0:05
30K
18.64 mi13:17:042:26:567:5325:01
8:03
+0:06
20M
20.00 mi13:28:122:38:047:5411:08
8:12
+0:09
21M
21.00 mi13:36:462:46:387:568:34
8:34
+0:22
35K
21.75 mi13:42:302:52:227:565:44
7:40
-0:54
23M
23.00 mi13:52:323:02:247:5610:02
8:01
+0:21
24M
24.00 mi14:00:283:10:207:567:56
7:56
-0:05
40K
24.85 mi14:07:193:17:117:566:51
8:01
+0:05
25.2M
25.20 mi14:10:223:20:147:573:03
8:51
+0:50
Finish
26.22 mi14:18:243:28:167:578:02
7:53
-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

7:40 /mi

Average Pace

7:57 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:39

94% of race

Time at Steady Pace

11:37

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:57 /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 mi11:14:0323:557:4223:55
7:42
#13967
10K
6.21 mi11:38:2248:147:4624:19
7:50
#14448
15K
9.32 mi12:02:481:12:407:4824:26
7:52
#14596
20K
12.43 mi12:27:251:37:177:5024:37
7:55
#14482
Half
13.11 mi12:32:471:42:397:505:22
7:52
#14477
25K
15.53 mi12:52:032:01:557:5119:16
7:57
#14299
30K
18.64 mi13:17:042:26:567:5325:01
8:03
#13734
20M
20.00 mi13:28:122:38:047:5411:08
8:12
#13549
21M
21.00 mi13:36:462:46:387:568:34
8:34
#13358
35K
21.75 mi13:42:302:52:227:565:44
7:40
#13214
23M
23.00 mi13:52:323:02:247:5610:02
8:01
#13011
24M
24.00 mi14:00:283:10:207:567:56
7:56
#12876
40K
24.85 mi14:07:193:17:117:566:51
8:01
#12762
25.2M
25.20 mi14:10:223:20:147:573:03
8:51
#12724
Finish
26.22 mi14:18:243:28:167:578:02
7:53
#12669
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi139673888388814953(Top 53%)4550(Top 37%)4550(Top 83%)
10K6.21 mi3.10 mi14448-4814203-3154203-31515070(Top 53%)4574(Top 37%)4574(Top 84%)
15K9.32 mi3.11 mi14596-1484310-1074310-10714953(Top 53%)4550(Top 37%)4550(Top 83%)
20K12.43 mi3.11 mi14482+1144279+314279+3114307(Top 50%)4250(Top 35%)4250(Top 78%)
Half13.11 mi0.68 mi14477+54283-44283-414811(Top 52%)4489(Top 37%)4489(Top 82%)
25K15.53 mi2.42 mi14299+1784216+674216+6713489(Top 47%)3929(Top 32%)3929(Top 72%)
30K18.64 mi3.11 mi13734+5653958+2583958+25811778(Top 41%)3180(Top 26%)3180(Top 58%)
20M20.00 mi1.36 mi13549+1853876+823876+8211774(Top 41%)3340(Top 27%)3340(Top 61%)
21M21.00 mi1.00 mi13358+1913807+693807+6910931(Top 38%)3068(Top 25%)3068(Top 56%)
35K21.75 mi0.75 mi13214+1443748+593748+599864(Top 35%)2556(Top 21%)2556(Top 47%)
23M23.00 mi1.25 mi13011+2033672+763672+7610165(Top 36%)2832(Top 23%)2832(Top 52%)
24M24.00 mi1.00 mi12876+1353632+403632+4010803(Top 38%)3202(Top 26%)3202(Top 59%)
40K24.85 mi0.85 mi12762+1143597+353597+3510341(Top 36%)3105(Top 25%)3105(Top 57%)
25.2M25.20 mi0.35 mi12724+383584+133584+1310995(Top 39%)3489(Top 29%)3489(Top 64%)
Finish26.22 mi1.02 mi12669+553591-73591-712080(Top 43%)3968(Top 32%)3968(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

14953

Females

4550

F18-39

4550

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

15070

Females

4574

F18-39

4574

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

14953

Females

4550

F18-39

4550

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

14307

Females

4250

F18-39

4250

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14811

Females

4489

F18-39

4489

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

13489

Females

3929

F18-39

3929

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11778

Females

3180

F18-39

3180

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

11774

Females

3340

F18-39

3340

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10931

Females

3068

F18-39

3068

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9864

Females

2556

F18-39

2556

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

10165

Females

2832

F18-39

2832

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10803

Females

3202

F18-39

3202

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10341

Females

3105

F18-39

3105

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10995

Females

3489

F18-39

3489

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

12080

Females

3968

F18-39

3968

Passing Analysis

Category:
Athletes Passed
2664
Passed By
1366
Net Change
+1298
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13967
5K → 10K135616-481#13967#14448
10K → 15K153301-148#14448#14596
15K → 20K249135+114#14596#14482
20K → Half4136+5#14482#14477
Half → 25K25173+178#14477#14299
25K → 30K58823+565#14299#13734
30K → 20M21429+185#13734#13549
20M → 21M20716+191#13549#13358
21M → 35K1495+144#13358#13214
35K → 23M22522+203#13214#13011
23M → 24M15318+135#13011#12876
24M → 40K13824+114#12876#12762
40K → 25.2M5315+38#12762#12724
25.2M → Finish10853+55#12724#12669
TOTALS26641366+1298
📊

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