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BOSTON MARATHON 2025

Dorothy Skonieczka

ON

Bib: 19389 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 41%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:13/mi
25:32
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:16/mi
51:12
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:13/mi
1:16:43
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:13/mi
1:42:15
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:07/mi
1:47:47
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:11/mi
2:07:37
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:19/mi
2:33:27
↑ 181↓ 1480.2%
138 ft elev
20M
8:26/mi
2:44:54
↑ 64↓ 500.2%
148 ft elev
21M
8:30/mi
2:53:24
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:17/mi
2:59:36
↑ 17↓ 861.7%
156 ft elev
23M
8:31/mi
3:10:16
↑ 23↓ 630.6%
116 ft elev
24M
8:22/mi
3:18:38
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:36/mi
3:25:59
↓ 200.3%
20 ft elev
25.2M
9:05/mi
3:29:07
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:48/mi
3:37:04
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:47
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:49:17
Pace8:20 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:5725:328:1325:32
8:13
-
10K
6.21 mi11:42:3751:128:1425:40
8:16
+0:03
15K
9.32 mi12:08:081:16:438:1425:31
8:13
-0:03
20K
12.43 mi12:33:401:42:158:1425:32
8:13
0:00
Half
13.11 mi12:39:121:47:478:135:32
8:07
-0:06
25K
15.53 mi12:59:022:07:378:1319:50
8:11
+0:04
30K
18.64 mi13:24:522:33:278:1425:50
8:19
+0:08
20M
20.00 mi13:36:192:44:548:1511:27
8:26
+0:07
21M
21.00 mi13:44:492:53:248:158:30
8:30
+0:04
35K
21.75 mi13:51:012:59:368:156:12
8:17
-0:13
23M
23.00 mi14:01:413:10:168:1610:40
8:31
+0:14
24M
24.00 mi14:10:033:18:388:178:22
8:22
-0:09
40K
24.85 mi14:17:243:25:598:177:21
8:36
+0:14
25.2M
25.20 mi14:20:323:29:078:183:08
9:05
+0:29
Finish
26.22 mi14:28:293:37:048:177:57
7:48
-1:17

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

7:48 /mi

Average Pace

8:17 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:35

95% of race

Time at Steady Pace

10:29

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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 mi11:16:5725:328:1325:32
8:13
#18238
10K
6.21 mi11:42:3751:128:1425:40
8:16
#18237
15K
9.32 mi12:08:081:16:438:1425:31
8:13
#17968
20K
12.43 mi12:33:401:42:158:1425:32
8:13
#17533
Half
13.11 mi12:39:121:47:478:135:32
8:07
#17480
25K
15.53 mi12:59:022:07:378:1319:50
8:11
#17048
30K
18.64 mi13:24:522:33:278:1425:50
8:19
#16417
20M
20.00 mi13:36:192:44:548:1511:27
8:26
#16168
21M
21.00 mi13:44:492:53:248:158:30
8:30
#15800
35K
21.75 mi13:51:012:59:368:156:12
8:17
#15710
23M
23.00 mi14:01:413:10:168:1610:40
8:31
#15537
24M
24.00 mi14:10:033:18:388:178:22
8:22
#15445
40K
24.85 mi14:17:243:25:598:177:21
8:36
#15361
25.2M
25.20 mi14:20:323:29:078:183:08
9:05
#15303
Finish
26.22 mi14:28:293:37:048:177:57
7:48
#15144
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi182386482648217465(Top 61%)5989(Top 49%)5989(Top 110%)
10K6.21 mi3.10 mi18237+16473+96473+918306(Top 64%)6485(Top 53%)6485(Top 119%)
15K9.32 mi3.11 mi17968+2696308+1656308+16517465(Top 61%)5989(Top 49%)5989(Top 110%)
20K12.43 mi3.11 mi17533+4356054+2546054+25416427(Top 58%)5447(Top 45%)5447(Top 100%)
Half13.11 mi0.68 mi17480+536024+306024+3016698(Top 59%)5573(Top 46%)5573(Top 102%)
25K15.53 mi2.42 mi17048+4325795+2295795+22915190(Top 53%)4845(Top 40%)4845(Top 89%)
30K18.64 mi3.11 mi16417+6315477+3185477+31813611(Top 48%)4156(Top 34%)4156(Top 76%)
20M20.00 mi1.36 mi16168+2495366+1115366+11113348(Top 47%)4172(Top 34%)4172(Top 76%)
21M21.00 mi1.00 mi15800+3685191+1755191+17510521(Top 37%)2880(Top 24%)2880(Top 53%)
35K21.75 mi0.75 mi15710+905163+285163+2814208(Top 50%)4796(Top 39%)4796(Top 88%)
23M23.00 mi1.25 mi15537+1735091+725091+7213452(Top 47%)4504(Top 37%)4504(Top 82%)
24M24.00 mi1.00 mi15445+925062+295062+2913685(Top 48%)4659(Top 38%)4659(Top 85%)
40K24.85 mi0.85 mi15361+845047+155047+1514064(Top 50%)5001(Top 41%)5001(Top 91%)
25.2M25.20 mi0.35 mi15303+585027+205027+2012388(Top 44%)4187(Top 34%)4187(Top 77%)
Finish26.22 mi1.02 mi15144+1594956+714956+7111493(Top 40%)3710(Top 30%)3710(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

17465

Females

5989

F18-39

5989

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18306

Females

6485

F18-39

6485

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

17465

Females

5989

F18-39

5989

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

16427

Females

5447

F18-39

5447

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

16698

Females

5573

F18-39

5573

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

15190

Females

4845

F18-39

4845

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

13611

Females

4156

F18-39

4156

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13348

Females

4172

F18-39

4172

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

10521

Females

2880

F18-39

2880

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

14208

Females

4796

F18-39

4796

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

13452

Females

4504

F18-39

4504

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

13685

Females

4659

F18-39

4659

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14064

Females

5001

F18-39

5001

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12388

Females

4187

F18-39

4187

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

11493

Females

3710

F18-39

3710

Passing Analysis

Category:
Athletes Passed
3625
Passed By
531
Net Change
+3094
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18238
5K → 10K265264+1#18238#18237
10K → 15K33869+269#18237#17968
15K → 20K47035+435#17968#17533
20K → Half618+53#17533#17480
Half → 25K44412+432#17480#17048
25K → 30K64514+631#17048#16417
30K → 20M2545+249#16417#16168
20M → 21M3691+368#16168#15800
21M → 35K11121+90#15800#15710
35K → 23M19724+173#15710#15537
23M → 24M11927+92#15537#15445
24M → 40K11935+84#15445#15361
40K → 25.2M657+58#15361#15303
25.2M → Finish1689+159#15303#15144
TOTALS3625531+3094
📊

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