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BOSTON MARATHON 2025

Lucyna Plesniar

Bib: 31770•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
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
9:29/mi
29:29
↑ 97↓ 3451.5%
10K· 6.21 mi
9:41/mi
59:34
↑ 79↓ 1380.4%
15K· 9.32 mi
9:44/mi
1:29:49
↑ 67↓ 78
20K· 12.43 mi
9:51/mi
2:00:26
↑ 106↓ 860.1%
Half· 13.11 mi
9:27/mi
2:06:53
↑ 19↓ 370.5%
25K· 15.53 mi
10:41/mi
2:32:47
↑ 66↓ 880.2%
30K· 18.64 mi
10:20/mi
3:04:52
↑ 181↓ 1480.2%
20M
10:03/mi
3:18:31
↑ 64↓ 500.2%
21M
10:50/mi
3:29:21
↑ 106↓ 241.6%
35K· 21.75 mi
9:27/mi
3:36:25
↑ 17↓ 861.7%
23M
9:53/mi
3:48:47
↑ 23↓ 630.6%
24M
9:35/mi
3:58:22
↓ 821.3%
40K· 24.85 mi
9:39/mi
4:06:37
↓ 200.3%
25.2M
10:44/mi
4:10:19
↑ 13↓ 160.2%
Finish· 26.22 mi
9:08/mi
4:19:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:53
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:12:44
Pace10:08 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:1229:299:2929:29
9:29
-
10K
6.21 mi12:26:1759:349:3530:05
9:41
+0:12
15K
9.32 mi12:56:321:29:499:3830:15
9:44
+0:03
20K
12.43 mi13:27:092:00:269:4130:37
9:51
+0:07
Half
13.11 mi13:33:362:06:539:416:27
9:27
-0:24
25K
15.53 mi13:59:302:32:479:5025:54
10:41
+1:14
30K
18.64 mi14:31:353:04:529:5532:05
10:20
-0:21
20M
20.00 mi14:45:143:18:319:5613:39
10:03
-0:17
21M
21.00 mi14:56:043:29:219:5810:50
10:50
+0:47
35K
21.75 mi15:03:083:36:259:577:04
9:27
-1:23
23M
23.00 mi15:15:303:48:479:5712:22
9:53
+0:26
24M
24.00 mi15:25:053:58:229:569:35
9:35
-0:18
40K
24.85 mi15:33:204:06:379:558:15
9:39
+0:04
25.2M
25.20 mi15:37:024:10:199:563:42
10:44
+1:05
Finish
26.22 mi15:46:204:19:379:559:18
9:08
-1:36

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

9:08 /mi

Average Pace

9:55 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:27

67% of race

Time at Steady Pace

1:15:20

29% of race

Time at Slower Pace

10:50

4% of race

Average Pace: 9:54 /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 mi11:56:1229:299:2929:29
9:29
#24218
10K
6.21 mi12:26:1759:349:3530:05
9:41
#24421
15K
9.32 mi12:56:321:29:499:3830:15
9:44
#24405
20K
12.43 mi13:27:092:00:269:4130:37
9:51
#24282
Half
13.11 mi13:33:362:06:539:416:27
9:27
#24247
25K
15.53 mi13:59:302:32:479:5025:54
10:41
#24341
30K
18.64 mi14:31:353:04:529:5532:05
10:20
#24021
20M
20.00 mi14:45:143:18:319:5613:39
10:03
#23807
21M
21.00 mi14:56:043:29:219:5810:50
10:50
#23630
35K
21.75 mi15:03:083:36:259:577:04
9:27
#23508
23M
23.00 mi15:15:303:48:479:5712:22
9:53
#23327
24M
24.00 mi15:25:053:58:229:569:35
9:35
#23188
40K
24.85 mi15:33:204:06:379:558:15
9:39
#23048
25.2M
25.20 mi15:37:024:10:199:563:42
10:44
#23020
Finish
26.22 mi15:46:204:19:379:559:18
9:08
#22916
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi242189810981024389(Top 86%)9893(Top 81%)9893(Top 759%)
10K6.21 mi3.10 mi24421-2039907-979907-9724572(Top 87%)9997(Top 82%)9997(Top 767%)
15K9.32 mi3.11 mi24405+169906+19906+124389(Top 86%)9893(Top 81%)9893(Top 759%)
20K12.43 mi3.11 mi24282+1239850+569850+5623897(Top 84%)9647(Top 79%)9647(Top 740%)
Half13.11 mi0.68 mi24247+359835+159835+1523452(Top 83%)9404(Top 77%)9404(Top 722%)
25K15.53 mi2.42 mi24341-949904-699904-6924685(Top 87%)10119(Top 83%)10119(Top 777%)
30K18.64 mi3.11 mi24021+3209741+1639741+16322538(Top 79%)9068(Top 74%)9068(Top 696%)
20M20.00 mi1.36 mi23807+2149646+959646+9521125(Top 74%)8431(Top 69%)8431(Top 647%)
21M21.00 mi1.00 mi23630+1779572+749572+7420947(Top 74%)8429(Top 69%)8429(Top 647%)
35K21.75 mi0.75 mi23508+1229515+579515+5720181(Top 71%)8084(Top 66%)8084(Top 620%)
23M23.00 mi1.25 mi23327+1819435+809435+8020095(Top 71%)8107(Top 66%)8107(Top 622%)
24M24.00 mi1.00 mi23188+1399391+449391+4419953(Top 70%)8064(Top 66%)8064(Top 619%)
40K24.85 mi0.85 mi23048+1409332+599332+5919307(Top 68%)7798(Top 64%)7798(Top 598%)
25.2M25.20 mi0.35 mi23020+289322+109322+1019886(Top 70%)8114(Top 66%)8114(Top 623%)
Finish26.22 mi1.02 mi22916+1049276+469276+4619667(Top 69%)7964(Top 65%)7964(Top 611%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

24389

Females

9893

F50-54

9893

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

24572

Females

9997

F50-54

9997

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

24389

Females

9893

F50-54

9893

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23897

Females

9647

F50-54

9647

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23452

Females

9404

F50-54

9404

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24685

Females

10119

F50-54

10119

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22538

Females

9068

F50-54

9068

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

21125

Females

8431

F50-54

8431

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

20947

Females

8429

F50-54

8429

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

20181

Females

8084

F50-54

8084

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

20095

Females

8107

F50-54

8107

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19953

Females

8064

F50-54

8064

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19307

Females

7798

F50-54

7798

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19886

Females

8114

F50-54

8114

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

19667

Females

7964

F50-54

7964

Passing Analysis

Category:
Athletes Passed
2110
Passed By
808
Net Change
+1302
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24218
5K → 10K145348-203#24218#24421
10K → 15K147131+16#24421#24405
15K → 20K19976+123#24405#24282
20K → Half394+35#24282#24247
Half → 25K87181-94#24247#24341
25K → 30K35232+320#24341#24021
30K → 20M2184+214#24021#23807
20M → 21M1869+177#23807#23630
21M → 35K1253+122#23630#23508
35K → 23M1832+181#23508#23327
23M → 24M1456+139#23327#23188
24M → 40K1444+140#23188#23048
40K → 25.2M324+28#23048#23020
25.2M → Finish1084+104#23020#22916
TOTALS2110808+1302
📊

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