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BOSTON MARATHON 2025

Whitney Smith

Bib: 18068•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 40%
Masters (Masters Women)
#0 / 6759
Top 25%
Division (F40-44)
#0 / 1718
Top 49%
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
7:54/mi
24:34
↑ 97↓ 3451.5%
10K· 6.21 mi
7:46/mi
48:43
↑ 79↓ 1380.4%
15K· 9.32 mi
7:50/mi
1:13:03
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:37:03
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:42:16
↑ 19↓ 370.5%
25K· 15.53 mi
7:51/mi
2:01:19
↑ 66↓ 880.2%
30K· 18.64 mi
8:27/mi
2:27:34
↑ 181↓ 1480.2%
20M
8:43/mi
2:39:25
↑ 64↓ 500.2%
21M
9:24/mi
2:48:49
↑ 106↓ 241.6%
35K· 21.75 mi
8:24/mi
2:55:06
↑ 17↓ 861.7%
23M
9:02/mi
3:06:25
↑ 23↓ 630.6%
24M
8:59/mi
3:15:24
↓ 821.3%
40K· 24.85 mi
9:31/mi
3:23:32
↓ 200.3%
25.2M
10:29/mi
3:27:09
↑ 13↓ 160.2%
Finish· 26.22 mi
9:10/mi
3:36:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:16
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:54:13
Pace8:43 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0124:347:5424:34
7:54
-
10K
6.21 mi11:39:1048:437:5024:09
7:46
-0:08
15K
9.32 mi12:03:301:13:037:5024:20
7:50
+0:04
20K
12.43 mi12:27:301:37:037:4924:00
7:43
-0:07
Half
13.11 mi12:32:431:42:167:485:13
7:39
-0:04
25K
15.53 mi12:51:462:01:197:4919:03
7:51
+0:12
30K
18.64 mi13:18:012:27:347:5526:15
8:27
+0:36
20M
20.00 mi13:29:522:39:257:5811:51
8:43
+0:16
21M
21.00 mi13:39:162:48:498:029:24
9:24
+0:41
35K
21.75 mi13:45:332:55:068:036:17
8:24
-1:00
23M
23.00 mi13:56:523:06:258:0611:19
9:02
+0:38
24M
24.00 mi14:05:513:15:248:098:59
8:59
-0:03
40K
24.85 mi14:13:593:23:328:118:08
9:31
+0:32
25.2M
25.20 mi14:17:363:27:098:133:37
10:29
+0:58
Finish
26.22 mi14:26:563:36:298:169:20
9:10
-1:19

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

7:39 /mi

Average Pace

8:16 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:19

56% of race

Time at Steady Pace

44:23

21% of race

Time at Slower Pace

50:47

23% of race

Average Pace: 8:15 /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 mi11:15:0124:347:5424:34
7:54
#15781
10K
6.21 mi11:39:1048:437:5024:09
7:46
#15161
15K
9.32 mi12:03:301:13:037:5024:20
7:50
#14969
20K
12.43 mi12:27:301:37:037:4924:00
7:43
#14341
Half
13.11 mi12:32:431:42:167:485:13
7:39
#14257
25K
15.53 mi12:51:462:01:197:4919:03
7:51
#13970
30K
18.64 mi13:18:012:27:347:5526:15
8:27
#14011
20M
20.00 mi13:29:522:39:257:5811:51
8:43
#14082
21M
21.00 mi13:39:162:48:498:029:24
9:24
#14173
35K
21.75 mi13:45:332:55:068:036:17
8:24
#14214
23M
23.00 mi13:56:523:06:258:0611:19
9:02
#14374
24M
24.00 mi14:05:513:15:248:098:59
8:59
#14497
40K
24.85 mi14:13:593:23:328:118:08
9:31
#14658
25.2M
25.20 mi14:17:363:27:098:133:37
10:29
#14751
Finish
26.22 mi14:26:563:36:298:169:20
9:10
#14967
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi157815010501014667(Top 52%)4398(Top 36%)4398(Top 256%)
10K6.21 mi3.10 mi15161+6204642+3684642+36814581(Top 51%)4305(Top 35%)4305(Top 251%)
15K9.32 mi3.11 mi14969+1924539+1034539+10314667(Top 52%)4398(Top 36%)4398(Top 256%)
20K12.43 mi3.11 mi14341+6284199+3404199+34012644(Top 45%)3355(Top 27%)3355(Top 195%)
Half13.11 mi0.68 mi14257+844157+424157+4213071(Top 46%)3557(Top 29%)3557(Top 207%)
25K15.53 mi2.42 mi13970+2874026+1314026+13112838(Top 45%)3589(Top 29%)3589(Top 209%)
30K18.64 mi3.11 mi14011-414113-874113-8714451(Top 51%)4609(Top 38%)4609(Top 268%)
20M20.00 mi1.36 mi14082-714186-734186-7315201(Top 54%)5151(Top 42%)5151(Top 300%)
21M21.00 mi1.00 mi14173-914260-744260-7415630(Top 55%)5523(Top 45%)5523(Top 321%)
35K21.75 mi0.75 mi14214-414300-404300-4014874(Top 52%)5163(Top 42%)5163(Top 301%)
23M23.00 mi1.25 mi14374-1604422-1224422-12216485(Top 58%)6156(Top 50%)6156(Top 358%)
24M24.00 mi1.00 mi14497-1234513-914513-9117288(Top 61%)6636(Top 54%)6636(Top 386%)
40K24.85 mi0.85 mi14658-1614633-1204633-12018758(Top 66%)7496(Top 61%)7496(Top 436%)
25.2M25.20 mi0.35 mi14751-934698-654698-6518962(Top 67%)7601(Top 62%)7601(Top 442%)
Finish26.22 mi1.02 mi14967-2164852-1544852-15419784(Top 70%)8023(Top 66%)8023(Top 467%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

14667

Females

4398

F40-44

4398

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

14581

Females

4305

F40-44

4305

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

14667

Females

4398

F40-44

4398

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12644

Females

3355

F40-44

3355

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

13071

Females

3557

F40-44

3557

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

12838

Females

3589

F40-44

3589

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

14451

Females

4609

F40-44

4609

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15201

Females

5151

F40-44

5151

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

15630

Females

5523

F40-44

5523

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

14874

Females

5163

F40-44

5163

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

16485

Females

6156

F40-44

6156

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

17288

Females

6636

F40-44

6636

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18758

Females

7496

F40-44

7496

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

18962

Females

7601

F40-44

7601

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

19784

Females

8023

F40-44

8023

Passing Analysis

Category:
Athletes Passed
2728
Passed By
1914
Net Change
+814
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15781
5K → 10K720100+620#15781#15161
10K → 15K306114+192#15161#14969
15K → 20K6357+628#14969#14341
20K → Half873+84#14341#14257
Half → 25K32033+287#14257#13970
25K → 30K237278-41#13970#14011
30K → 20M101172-71#14011#14082
20M → 21M86177-91#14082#14173
21M → 35K5899-41#14173#14214
35K → 23M67227-160#14214#14374
23M → 24M31154-123#14374#14497
24M → 40K40201-161#14497#14658
40K → 25.2M13106-93#14658#14751
25.2M → Finish27243-216#14751#14967
TOTALS27281914+814
📊

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