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BOSTON MARATHON 2025

Dana Walsh

Bib: 25777•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
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
7:53/mi
24:28
↑ 97↓ 3451.5%
10K· 6.21 mi
8:28/mi
50:46
↑ 79↓ 1380.4%
15K· 9.32 mi
8:34/mi
1:17:24
↑ 67↓ 78
20K· 12.43 mi
8:54/mi
1:45:03
↑ 106↓ 860.1%
Half· 13.11 mi
8:48/mi
1:51:03
↑ 19↓ 370.5%
25K· 15.53 mi
9:26/mi
2:13:55
↑ 66↓ 880.2%
30K· 18.64 mi
9:52/mi
2:44:33
↑ 181↓ 1480.2%
20M
10:07/mi
2:58:18
↑ 64↓ 500.2%
21M
10:25/mi
3:08:43
↑ 106↓ 241.6%
35K· 21.75 mi
9:45/mi
3:16:01
↑ 17↓ 861.7%
23M
9:57/mi
3:28:29
↑ 23↓ 630.6%
24M
9:33/mi
3:38:02
↓ 821.3%
40K· 24.85 mi
9:56/mi
3:46:32
↓ 200.3%
25.2M
10:38/mi
3:50:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:03/mi
3:59:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:03
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:08:22
Pace9:48 /mi
📊Positive Split: 15.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:5124:287:5324:28
7:53
-
10K
6.21 mi12:06:0950:468:1026:18
8:28
+0:35
15K
9.32 mi12:32:471:17:248:1826:38
8:34
+0:06
20K
12.43 mi13:00:261:45:038:2727:39
8:54
+0:20
Half
13.11 mi13:06:261:51:038:286:00
8:48
-0:06
25K
15.53 mi13:29:182:13:558:3722:52
9:26
+0:38
30K
18.64 mi13:59:562:44:338:5030:38
9:52
+0:26
20M
20.00 mi14:13:412:58:188:5513:45
10:07
+0:15
21M
21.00 mi14:24:063:08:438:5910:25
10:25
+0:18
35K
21.75 mi14:31:243:16:019:017:18
9:45
-0:40
23M
23.00 mi14:43:523:28:299:0412:28
9:57
+0:12
24M
24.00 mi14:53:253:38:029:059:33
9:33
-0:24
40K
24.85 mi15:01:553:46:329:078:30
9:56
+0:23
25.2M
25.20 mi15:05:353:50:129:083:40
10:38
+0:42
Finish
26.22 mi15:14:483:59:259:089:13
9:03
-1:35

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

7:53 /mi

Average Pace

9:08 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:16

50% of race

Time at Steady Pace

1:10:21

29% of race

Time at Slower Pace

48:48

20% of race

Average Pace: 9:08 /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 mi11:39:5124:287:5324:28
7:53
#15493
10K
6.21 mi12:06:0950:468:1026:18
8:28
#17780
15K
9.32 mi12:32:471:17:248:1826:38
8:34
#18435
20K
12.43 mi13:00:261:45:038:2727:39
8:54
#18974
Half
13.11 mi13:06:261:51:038:286:00
8:48
#19070
25K
15.53 mi13:29:182:13:558:3722:52
9:26
#19629
30K
18.64 mi13:59:562:44:338:5030:38
9:52
#20030
20M
20.00 mi14:13:412:58:188:5513:45
10:07
#20152
21M
21.00 mi14:24:063:08:438:5910:25
10:25
#20133
35K
21.75 mi14:31:243:16:019:017:18
9:45
#20185
23M
23.00 mi14:43:523:28:299:0412:28
9:57
#20208
24M
24.00 mi14:53:253:38:029:059:33
9:33
#20220
40K
24.85 mi15:01:553:46:329:078:30
9:56
#20246
25.2M
25.20 mi15:05:353:50:129:083:40
10:38
#20244
Finish
26.22 mi15:14:483:59:259:089:13
9:03
#20239
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi154934834483419775(Top 70%)7317(Top 60%)7317(Top 134%)
10K6.21 mi3.10 mi17780-22876195-13616195-136119613(Top 69%)7246(Top 59%)7246(Top 132%)
15K9.32 mi3.11 mi18435-6556588-3936588-39319775(Top 70%)7317(Top 60%)7317(Top 134%)
20K12.43 mi3.11 mi18974-5396889-3016889-30120474(Top 72%)7757(Top 63%)7757(Top 142%)
Half13.11 mi0.68 mi19070-966947-586947-5820911(Top 74%)7994(Top 65%)7994(Top 146%)
25K15.53 mi2.42 mi19629-5597277-3307277-33021653(Top 76%)8454(Top 69%)8454(Top 155%)
30K18.64 mi3.11 mi20030-4017545-2687545-26821191(Top 75%)8336(Top 68%)8336(Top 152%)
20M20.00 mi1.36 mi20152-1227640-957640-9521344(Top 75%)8543(Top 70%)8543(Top 156%)
21M21.00 mi1.00 mi20133+197658-187658-1819765(Top 70%)7774(Top 64%)7774(Top 142%)
35K21.75 mi0.75 mi20185-527697-397697-3921199(Top 75%)8607(Top 70%)8607(Top 157%)
23M23.00 mi1.25 mi20208-237732-357732-3520350(Top 72%)8221(Top 67%)8221(Top 150%)
24M24.00 mi1.00 mi20220-127763-317763-3119809(Top 70%)7984(Top 65%)7984(Top 146%)
40K24.85 mi0.85 mi20246-267791-287791-2820271(Top 71%)8291(Top 68%)8291(Top 152%)
25.2M25.20 mi0.35 mi20244+27794-37794-319530(Top 69%)7917(Top 65%)7917(Top 145%)
Finish26.22 mi1.02 mi20239+57802-87802-819281(Top 68%)7758(Top 63%)7758(Top 142%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

19775

Females

7317

F18-39

7317

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

19613

Females

7246

F18-39

7246

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

19775

Females

7317

F18-39

7317

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20474

Females

7757

F18-39

7757

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

20911

Females

7994

F18-39

7994

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21653

Females

8454

F18-39

8454

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21191

Females

8336

F18-39

8336

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21344

Females

8543

F18-39

8543

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

19765

Females

7774

F18-39

7774

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21199

Females

8607

F18-39

8607

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

20350

Females

8221

F18-39

8221

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19809

Females

7984

F18-39

7984

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20271

Females

8291

F18-39

8291

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19530

Females

7917

F18-39

7917

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19281

Females

7758

F18-39

7758

Passing Analysis

Category:
Athletes Passed
800
Passed By
5546
Net Change
-4746
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15493
5K → 10K142301-2287#15493#17780
10K → 15K47702-655#17780#18435
15K → 20K80619-539#18435#18974
20K → Half9105-96#18974#19070
Half → 25K49608-559#19070#19629
25K → 30K111512-401#19629#20030
30K → 20M71193-122#20030#20152
20M → 21M9879+19#20152#20133
21M → 35K4496-52#20133#20185
35K → 23M7598-23#20185#20208
23M → 24M4961-12#20208#20220
24M → 40K5581-26#20220#20246
40K → 25.2M3331+2#20246#20244
25.2M → Finish6560+5#20244#20239
TOTALS8005546-4746
📊

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