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BOSTON MARATHON 2025

Jennifer Mcdougall

Bib: 17768•F

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 48%
Gender (Female)
#0 / 12228
Top 33%
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
7:44/mi
24:01
↑ 97↓ 3451.5%
10K· 6.21 mi
7:48/mi
48:15
↑ 79↓ 1380.4%
15K· 9.32 mi
7:50/mi
1:12:36
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:37:06
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:42:28
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
2:01:52
↑ 66↓ 880.2%
30K· 18.64 mi
8:24/mi
2:27:59
↑ 181↓ 1480.2%
20M
8:15/mi
2:39:12
↑ 64↓ 500.2%
21M
8:58/mi
2:48:10
↑ 106↓ 241.6%
35K· 21.75 mi
8:00/mi
2:54:09
↑ 17↓ 861.7%
23M
8:09/mi
3:04:21
↑ 23↓ 630.6%
24M
8:03/mi
3:12:24
↓ 821.3%
40K· 24.85 mi
8:11/mi
3:19:24
↓ 200.3%
25.2M
8:54/mi
3:22:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:31/mi
3:31:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:28
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:48:41
Pace8:17 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1124:017:4424:01
7:44
-
10K
6.21 mi11:38:2548:157:4624:14
7:48
+0:04
15K
9.32 mi12:02:461:12:367:4724:21
7:50
+0:02
20K
12.43 mi12:27:161:37:067:4924:30
7:53
+0:03
Half
13.11 mi12:32:381:42:287:495:22
7:52
-0:01
25K
15.53 mi12:52:022:01:527:5119:24
8:00
+0:08
30K
18.64 mi13:18:092:27:597:5626:07
8:24
+0:24
20M
20.00 mi13:29:222:39:127:5811:13
8:15
-0:09
21M
21.00 mi13:38:202:48:108:008:58
8:58
+0:43
35K
21.75 mi13:44:192:54:098:005:59
8:00
-0:58
23M
23.00 mi13:54:313:04:218:0110:12
8:09
+0:09
24M
24.00 mi14:02:343:12:248:018:03
8:03
-0:06
40K
24.85 mi14:09:343:19:248:017:00
8:11
+0:08
25.2M
25.20 mi14:12:383:22:288:023:04
8:54
+0:43
Finish
26.22 mi14:21:193:31:098:048:41
8:31
-0:23

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

7:44 /mi

Average Pace

8:04 /mi

Slowest Pace

8:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:26

90% of race

Time at Steady Pace

20:43

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:03 /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 mi11:14:1124:017:4424:01
7:44
#14229
10K
6.21 mi11:38:2548:157:4624:14
7:48
#14471
15K
9.32 mi12:02:461:12:367:4724:21
7:50
#14530
20K
12.43 mi12:27:161:37:067:4924:30
7:53
#14374
Half
13.11 mi12:32:381:42:287:495:22
7:52
#14376
25K
15.53 mi12:52:022:01:527:5119:24
8:00
#14267
30K
18.64 mi13:18:092:27:597:5626:07
8:24
#14178
20M
20.00 mi13:29:222:39:127:5811:13
8:15
#13989
21M
21.00 mi13:38:202:48:108:008:58
8:58
#13912
35K
21.75 mi13:44:192:54:098:005:59
8:00
#13828
23M
23.00 mi13:54:313:04:218:0110:12
8:09
#13631
24M
24.00 mi14:02:343:12:248:018:03
8:03
#13526
40K
24.85 mi14:09:343:19:248:017:00
8:11
#13426
25.2M
25.20 mi14:12:383:22:288:023:04
8:54
#13382
Finish
26.22 mi14:21:193:31:098:048:41
8:31
#13524
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142294053405314707(Top 52%)4421(Top 36%)4421(Top 81%)
10K6.21 mi3.10 mi14471-2424215-1624215-16214819(Top 52%)4438(Top 36%)4438(Top 81%)
15K9.32 mi3.11 mi14530-594277-624277-6214707(Top 52%)4421(Top 36%)4421(Top 81%)
20K12.43 mi3.11 mi14374+1564220+574220+5713977(Top 49%)4083(Top 33%)4083(Top 75%)
Half13.11 mi0.68 mi14376-24227-74227-714833(Top 52%)4511(Top 37%)4511(Top 82%)
25K15.53 mi2.42 mi14267+1094196+314196+3113921(Top 49%)4162(Top 34%)4162(Top 76%)
30K18.64 mi3.11 mi14178+894210-144210-1414174(Top 50%)4470(Top 37%)4470(Top 82%)
20M20.00 mi1.36 mi13989+1894137+734137+7312204(Top 43%)3554(Top 29%)3554(Top 65%)
21M21.00 mi1.00 mi13912+774121+164121+1613326(Top 47%)4279(Top 35%)4279(Top 78%)
35K21.75 mi0.75 mi13828+844091+304091+3012297(Top 43%)3804(Top 31%)3804(Top 70%)
23M23.00 mi1.25 mi13631+1974028+634028+6311064(Top 39%)3266(Top 27%)3266(Top 60%)
24M24.00 mi1.00 mi13526+1053987+413987+4111625(Top 41%)3640(Top 30%)3640(Top 67%)
40K24.85 mi0.85 mi13426+1003957+303957+3011510(Top 41%)3662(Top 30%)3662(Top 67%)
25.2M25.20 mi0.35 mi13382+443949+83949+811271(Top 40%)3645(Top 30%)3645(Top 67%)
Finish26.22 mi1.02 mi13524-1424053-1044053-10416350(Top 58%)6210(Top 51%)6210(Top 114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

14707

Females

4421

F18-39

4421

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

14819

Females

4438

F18-39

4438

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

14707

Females

4421

F18-39

4421

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13977

Females

4083

F18-39

4083

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14833

Females

4511

F18-39

4511

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13921

Females

4162

F18-39

4162

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14174

Females

4470

F18-39

4470

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12204

Females

3554

F18-39

3554

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13326

Females

4279

F18-39

4279

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12297

Females

3804

F18-39

3804

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

11064

Females

3266

F18-39

3266

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11625

Females

3640

F18-39

3640

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11510

Females

3662

F18-39

3662

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11271

Females

3645

F18-39

3645

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16350

Females

6210

F18-39

6210

Passing Analysis

Category:
Athletes Passed
2230
Passed By
1525
Net Change
+705
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14229
5K → 10K193435-242#14229#14471
10K → 15K184243-59#14471#14530
15K → 20K280124+156#14530#14374
20K → Half3335-2#14374#14376
Half → 25K213104+109#14376#14267
25K → 30K301212+89#14267#14178
30K → 20M21829+189#14178#13989
20M → 21M13760+77#13989#13912
21M → 35K10218+84#13912#13828
35K → 23M22124+197#13828#13631
23M → 24M13328+105#13631#13526
24M → 40K12626+100#13526#13426
40K → 25.2M5915+44#13426#13382
25.2M → Finish30172-142#13382#13524
TOTALS22301525+705
📊

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