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BOSTON MARATHON 2025

Lyn Doubman

Bib: 16374•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 40%
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
7:40/mi
23:50
↑ 97↓ 3451.5%
10K· 6.21 mi
7:42/mi
47:46
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:11:42
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:36:10
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:41:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:01:08
↑ 66↓ 880.2%
30K· 18.64 mi
8:18/mi
2:26:54
↑ 181↓ 1480.2%
20M
8:25/mi
2:38:20
↑ 64↓ 500.2%
21M
9:10/mi
2:47:30
↑ 106↓ 241.6%
35K· 21.75 mi
8:24/mi
2:53:47
↑ 17↓ 861.7%
23M
9:05/mi
3:05:09
↑ 23↓ 630.6%
24M
9:05/mi
3:14:14
↓ 821.3%
40K· 24.85 mi
10:39/mi
3:23:20
↓ 200.3%
25.2M
10:47/mi
3:27:03
↑ 13↓ 160.2%
Finish· 26.22 mi
9:40/mi
3:36:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:55:23
Pace8:48 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:1423:507:4023:50
7:40
-
10K
6.21 mi11:21:1047:467:4123:56
7:42
+0:02
15K
9.32 mi11:45:061:11:427:4223:56
7:42
0:00
20K
12.43 mi12:09:341:36:107:4424:28
7:53
+0:11
Half
13.11 mi12:14:551:41:317:455:21
7:50
-0:03
25K
15.53 mi12:34:322:01:087:4819:37
8:05
+0:15
30K
18.64 mi13:00:182:26:547:5325:46
8:18
+0:13
20M
20.00 mi13:11:442:38:207:5511:26
8:25
+0:07
21M
21.00 mi13:20:542:47:307:599:10
9:10
+0:45
35K
21.75 mi13:27:112:53:477:596:17
8:24
-0:46
23M
23.00 mi13:38:333:05:098:0311:22
9:05
+0:41
24M
24.00 mi13:47:383:14:148:069:05
9:05
0:00
40K
24.85 mi13:56:443:23:208:119:06
10:39
+1:34
25.2M
25.20 mi14:00:273:27:038:133:43
10:47
+0:08
Finish
26.22 mi14:10:183:36:548:179:51
9:40
-1:07

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

7:40 /mi

Average Pace

8:17 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:31

47% of race

Time at Steady Pace

1:03:06

29% of race

Time at Slower Pace

52:17

24% of race

Average Pace: 8:16 /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 mi10:57:1423:507:4023:50
7:40
#13730
10K
6.21 mi11:21:1047:467:4123:56
7:42
#13824
15K
9.32 mi11:45:061:11:427:4223:56
7:42
#13689
20K
12.43 mi12:09:341:36:107:4424:28
7:53
#13707
Half
13.11 mi12:14:551:41:317:455:21
7:50
#13747
25K
15.53 mi12:34:322:01:087:4819:37
8:05
#13877
30K
18.64 mi13:00:182:26:547:5325:46
8:18
#13719
20M
20.00 mi13:11:442:38:207:5511:26
8:25
#13649
21M
21.00 mi13:20:542:47:307:599:10
9:10
#13665
35K
21.75 mi13:27:112:53:477:596:17
8:24
#13710
23M
23.00 mi13:38:333:05:098:0311:22
9:05
#13936
24M
24.00 mi13:47:383:14:148:069:05
9:05
#14151
40K
24.85 mi13:56:443:23:208:119:06
10:39
#14599
25.2M
25.20 mi14:00:273:27:038:133:43
10:47
#14718
Finish
26.22 mi14:10:183:36:548:179:51
9:40
#15073
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi137303730373013556(Top 48%)3768(Top 31%)3768(Top 69%)
10K6.21 mi3.10 mi13824-943839-1093839-10913943(Top 49%)3930(Top 32%)3930(Top 72%)
15K9.32 mi3.11 mi13689+1353791+483791+4813556(Top 48%)3768(Top 31%)3768(Top 69%)
20K12.43 mi3.11 mi13707-183848-573848-5713905(Top 49%)4042(Top 33%)4042(Top 74%)
Half13.11 mi0.68 mi13747-403884-363884-3614687(Top 52%)4454(Top 36%)4454(Top 81%)
25K15.53 mi2.42 mi13877-1303976-923976-9214597(Top 51%)4541(Top 37%)4541(Top 83%)
30K18.64 mi3.11 mi13719+1583947+293947+2913476(Top 47%)4101(Top 34%)4101(Top 75%)
20M20.00 mi1.36 mi13649+703936+113936+1113275(Top 47%)4136(Top 34%)4136(Top 76%)
21M21.00 mi1.00 mi13665-163984-483984-4814452(Top 51%)4864(Top 40%)4864(Top 89%)
35K21.75 mi0.75 mi13710-454028-444028-4414876(Top 52%)5165(Top 42%)5165(Top 94%)
23M23.00 mi1.25 mi13936-2264190-1624190-16216705(Top 59%)6272(Top 51%)6272(Top 115%)
24M24.00 mi1.00 mi14151-2154337-1474337-14717799(Top 63%)6919(Top 57%)6919(Top 127%)
40K24.85 mi0.85 mi14599-4484600-2634600-26322301(Top 79%)9355(Top 77%)9355(Top 171%)
25.2M25.20 mi0.35 mi14718-1194681-814681-8119967(Top 70%)8128(Top 66%)8128(Top 149%)
Finish26.22 mi1.02 mi15073-3554915-2344915-23421798(Top 77%)9052(Top 74%)9052(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

13556

Females

3768

F18-39

3768

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

13943

Females

3930

F18-39

3930

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

13556

Females

3768

F18-39

3768

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13905

Females

4042

F18-39

4042

20K→Half

12.4 - 13.1 mi

Top 52%
×2story building
+19ft-37ft

Overall

14687

Females

4454

F18-39

4454

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

14597

Females

4541

F18-39

4541

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

13476

Females

4101

F18-39

4101

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13275

Females

4136

F18-39

4136

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14452

Females

4864

F18-39

4864

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

14876

Females

5165

F18-39

5165

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

16705

Females

6272

F18-39

6272

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

17799

Females

6919

F18-39

6919

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22301

Females

9355

F18-39

9355

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19967

Females

8128

F18-39

8128

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

21798

Females

9052

F18-39

9052

Passing Analysis

Category:
Athletes Passed
1619
Passed By
2962
Net Change
-1343
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13730
5K → 10K245339-94#13730#13824
10K → 15K272137+135#13824#13689
15K → 20K198216-18#13689#13707
20K → Half2161-40#13707#13747
Half → 25K141271-130#13747#13877
25K → 30K311153+158#13877#13719
30K → 20M15282+70#13719#13649
20M → 21M92108-16#13649#13665
21M → 35K4590-45#13665#13710
35K → 23M61287-226#13710#13936
23M → 24M35250-215#13936#14151
24M → 40K18466-448#14151#14599
40K → 25.2M11130-119#14599#14718
25.2M → Finish17372-355#14718#15073
TOTALS16192962-1343
📊

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