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BOSTON MARATHON 2025

Lara Penno

Bib: 14264•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 38%
Masters (Masters Women)
#0 / 6759
Top 24%
Division (F55-59)
#0 / 994
Top 8%
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
7:51/mi
24:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
48:12
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:11:46
↑ 67↓ 78
20K· 12.43 mi
7:44/mi
1:35:47
↑ 106↓ 860.1%
Half· 13.11 mi
7:43/mi
1:41:03
↑ 19↓ 370.5%
25K· 15.53 mi
8:12/mi
2:00:55
↑ 66↓ 880.2%
30K· 18.64 mi
8:59/mi
2:28:50
↑ 181↓ 1480.2%
20M
8:40/mi
2:40:36
↑ 64↓ 500.2%
21M
8:56/mi
2:49:32
↑ 106↓ 241.6%
35K· 21.75 mi
8:49/mi
2:56:08
↑ 17↓ 861.7%
23M
8:50/mi
3:07:11
↑ 23↓ 630.6%
24M
8:47/mi
3:15:58
↓ 821.3%
40K· 24.85 mi
8:43/mi
3:23:25
↓ 200.3%
25.2M
9:14/mi
3:26:36
↑ 13↓ 160.2%
Finish· 26.22 mi
8:27/mi
3:35:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:03
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:54:10
Pace8:43 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:2824:237:5124:23
7:51
-
10K
6.21 mi11:20:1748:127:4523:49
7:40
-0:11
15K
9.32 mi11:43:511:11:467:4223:34
7:35
-0:05
20K
12.43 mi12:07:521:35:477:4224:01
7:44
+0:09
Half
13.11 mi12:13:081:41:037:425:16
7:43
-0:01
25K
15.53 mi12:33:002:00:557:4719:52
8:12
+0:29
30K
18.64 mi13:00:552:28:507:5927:55
8:59
+0:47
20M
20.00 mi13:12:412:40:368:0211:46
8:40
-0:19
21M
21.00 mi13:21:372:49:328:048:56
8:56
+0:16
35K
21.75 mi13:28:132:56:088:066:36
8:49
-0:07
23M
23.00 mi13:39:163:07:118:0811:03
8:50
+0:01
24M
24.00 mi13:48:033:15:588:108:47
8:47
-0:03
40K
24.85 mi13:55:303:23:258:117:27
8:43
-0:04
25.2M
25.20 mi13:58:413:26:368:123:11
9:14
+0:31
Finish
26.22 mi14:07:183:35:138:138:37
8:27
-0:47

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

7:35 /mi

Average Pace

8:13 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:55

56% of race

Time at Steady Pace

1:03:12

29% of race

Time at Slower Pace

31:06

14% of race

Average Pace: 8:12 /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 mi10:56:2824:237:5124:23
7:51
#15247
10K
6.21 mi11:20:1748:127:4523:49
7:40
#14399
15K
9.32 mi11:43:511:11:467:4223:34
7:35
#13741
20K
12.43 mi12:07:521:35:477:4224:01
7:44
#13439
Half
13.11 mi12:13:081:41:037:425:16
7:43
#13438
25K
15.53 mi12:33:002:00:557:4719:52
8:12
#13757
30K
18.64 mi13:00:552:28:507:5927:55
8:59
#14577
20M
20.00 mi13:12:412:40:368:0211:46
8:40
#14582
21M
21.00 mi13:21:372:49:328:048:56
8:56
#14450
35K
21.75 mi13:28:132:56:088:066:36
8:49
#14561
23M
23.00 mi13:39:163:07:118:0811:03
8:50
#14594
24M
24.00 mi13:48:033:15:588:108:47
8:47
#14651
40K
24.85 mi13:55:303:23:258:117:27
8:43
#14620
25.2M
25.20 mi13:58:413:26:368:123:11
9:14
#14586
Finish
26.22 mi14:07:183:35:138:138:37
8:27
#14620
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi152474682468212493(Top 44%)3167(Top 26%)3167(Top 319%)
10K6.21 mi3.10 mi14399+8484172+5104172+51013604(Top 48%)3726(Top 30%)3726(Top 375%)
15K9.32 mi3.11 mi13741+6583819+3533819+35312493(Top 44%)3167(Top 26%)3167(Top 319%)
20K12.43 mi3.11 mi13439+3023683+1363683+13612683(Top 45%)3378(Top 28%)3378(Top 340%)
Half13.11 mi0.68 mi13438+13694-113694-1113634(Top 48%)3856(Top 32%)3856(Top 388%)
25K15.53 mi2.42 mi13757-3193900-2063900-20615280(Top 54%)4882(Top 40%)4882(Top 491%)
30K18.64 mi3.11 mi14577-8204431-5314431-53117616(Top 62%)6363(Top 52%)6363(Top 640%)
20M20.00 mi1.36 mi14582-54460-294460-2914803(Top 52%)4931(Top 40%)4931(Top 496%)
21M21.00 mi1.00 mi14450+1324407+534407+5313143(Top 46%)4188(Top 34%)4188(Top 421%)
35K21.75 mi0.75 mi14561-1114487-804487-8017367(Top 61%)6554(Top 54%)6554(Top 659%)
23M23.00 mi1.25 mi14594-334544-574544-5715250(Top 54%)5460(Top 45%)5460(Top 549%)
24M24.00 mi1.00 mi14651-574601-574601-5716227(Top 57%)6053(Top 50%)6053(Top 609%)
40K24.85 mi0.85 mi14620+314609-84609-814703(Top 52%)5357(Top 44%)5357(Top 539%)
25.2M25.20 mi0.35 mi14586+344611-24611-213142(Top 46%)4561(Top 37%)4561(Top 459%)
Finish26.22 mi1.02 mi14620-344657-464657-4615944(Top 56%)5982(Top 49%)5982(Top 602%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12493

Females

3167

F55-59

3167

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

13604

Females

3726

F55-59

3726

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12493

Females

3167

F55-59

3167

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12683

Females

3378

F55-59

3378

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

13634

Females

3856

F55-59

3856

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

15280

Females

4882

F55-59

4882

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

17616

Females

6363

F55-59

6363

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

14803

Females

4931

F55-59

4931

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

13143

Females

4188

F55-59

4188

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

17367

Females

6554

F55-59

6554

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

15250

Females

5460

F55-59

5460

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16227

Females

6053

F55-59

6053

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14703

Females

5357

F55-59

5357

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13142

Females

4561

F55-59

4561

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

15944

Females

5982

F55-59

5982

Passing Analysis

Category:
Athletes Passed
2854
Passed By
2227
Net Change
+627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15247
5K → 10K90961+848#15247#14399
10K → 15K67517+658#14399#13741
15K → 20K35755+302#13741#13439
20K → Half3534+1#13439#13438
Half → 25K100419-319#13438#13757
25K → 30K86906-820#13757#14577
30K → 20M140145-5#14577#14582
20M → 21M18048+132#14582#14450
21M → 35K40151-111#14450#14561
35K → 23M81114-33#14561#14594
23M → 24M56113-57#14594#14651
24M → 40K8756+31#14651#14620
40K → 25.2M5117+34#14620#14586
25.2M → Finish5791-34#14586#14620
TOTALS28542227+627
📊

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