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BOSTON MARATHON 2025

Sara Vaughn

Bib: 120•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 0.9%
Gender (Female)
#0 / 12228
Top 0.2%
Division (F18-39)
#0 / 5469
Top 0.3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
16:57
Rank: #188
Start → 5K
16:57 | 5:27/mi
10K· 6.21 mi
33:42
Rank: #148 (+40)
5K → 10K
16:45 | 5:23/mi
15K· 9.32 mi
50:42
Rank: #134 (+14)
10K → 15K
17:00 | 5:28/mi
20K· 12.43 mi
1:08:06
Rank: #148 (-14)
15K → 20K
17:24 | 5:36/mi
Half· 13.11 mi
1:12:00
Rank: #158 (-10)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:26:17
Rank: #195 (-37)
Half → 25K
14:17 | 5:53/mi
30K· 18.64 mi
1:45:13
Rank: #231 (-36)
25K → 30K
18:56 | 6:06/mi
20M
1:53:40
Rank: #261 (-30)
30K → 20M
8:27 | 6:13/mi
21M
2:00:23
Rank: #274 (-13)
20M → 21M
6:43 | 6:43/mi
35K· 21.75 mi
2:04:48
Rank: #275 (-1)
21M → 35K
4:25 | 5:54/mi
23M
2:12:28
Rank: #271 (+4)
35K → 23M
7:40 | 6:07/mi
24M
2:18:12
Rank: #264 (+7)
23M → 24M
5:44 | 5:44/mi
40K· 24.85 mi
2:23:15
Rank: #255 (+9)
24M → 40K
5:03 | 5:54/mi
25.2M
2:25:24
Rank: #251 (+4)
40K → 25.2M
2:09 | 6:14/mi
Finish· 26.22 mi
2:31:07
Rank: #243 (+8)
25.2M → Finish
5:43 | 5:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:12:00
Pace5:30 /mi
2nd Half
Distance13.11 mi
Time1:19:07
Pace6:02 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:03:5916:575:2716:57
5:27
-
10K
6.21 mi10:20:4433:425:2516:45
5:23
-0:04
15K
9.32 mi10:37:4450:425:2617:00
5:28
+0:05
20K
12.43 mi10:55:081:08:065:2917:24
5:36
+0:08
Half
13.11 mi10:59:021:12:005:303:54
5:43
+0:07
25K
15.53 mi11:13:191:26:175:3314:17
5:53
+0:10
30K
18.64 mi11:32:151:45:135:3918:56
6:06
+0:13
20M
20.00 mi11:40:421:53:405:418:27
6:13
+0:07
21M
21.00 mi11:47:252:00:235:446:43
6:43
+0:30
35K
21.75 mi11:51:502:04:485:444:25
5:54
-0:49
23M
23.00 mi11:59:302:12:285:467:40
6:07
+0:13
24M
24.00 mi12:05:142:18:125:465:44
5:44
-0:23
40K
24.85 mi12:10:172:23:155:465:03
5:54
+0:10
25.2M
25.20 mi12:12:262:25:245:462:09
6:14
+0:20
Finish
26.22 mi12:18:092:31:075:465:43
5:37
-0:37

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

5:23 /mi

Average Pace

5:46 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:49

49% of race

Time at Steady Pace

33:23

22% of race

Time at Slower Pace

43:55

29% of race

Average Pace: 5:46 /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 mi10:03:5916:575:2716:57
5:27
#188
10K
6.21 mi10:20:4433:425:2516:45
5:23
#148
15K
9.32 mi10:37:4450:425:2617:00
5:28
#134
20K
12.43 mi10:55:081:08:065:2917:24
5:36
#148
Half
13.11 mi10:59:021:12:005:303:54
5:43
#158
25K
15.53 mi11:13:191:26:175:3314:17
5:53
#195
30K
18.64 mi11:32:151:45:135:3918:56
6:06
#231
20M
20.00 mi11:40:421:53:405:418:27
6:13
#261
21M
21.00 mi11:47:252:00:235:446:43
6:43
#274
35K
21.75 mi11:51:502:04:485:444:25
5:54
#275
23M
23.00 mi11:59:302:12:285:467:40
6:07
#271
24M
24.00 mi12:05:142:18:125:465:44
5:44
#264
40K
24.85 mi12:10:172:23:155:465:03
5:54
#255
25.2M
25.20 mi12:12:262:25:245:462:09
6:14
#251
Finish
26.22 mi12:18:092:31:075:465:43
5:37
#243
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi1882424141(Top 0.5%)20(Top 0.2%)20(Top 0.4%)
10K6.21 mi3.10 mi148+4021+321+3128(Top 0.5%)21(Top 0.2%)21(Top 0.4%)
15K9.32 mi3.11 mi134+142121141(Top 0.5%)20(Top 0.2%)20(Top 0.4%)
20K12.43 mi3.11 mi148-1423-223-2203(Top 0.7%)22(Top 0.2%)22(Top 0.4%)
Half13.11 mi0.68 mi158-102323459(Top 2%)25(Top 0.2%)25(Top 0.5%)
25K15.53 mi2.42 mi195-3724-124-1560(Top 2%)39(Top 0.3%)39(Top 0.7%)
30K18.64 mi3.11 mi231-362424674(Top 2%)39(Top 0.3%)39(Top 0.7%)
20M20.00 mi1.36 mi261-3023+123+1784(Top 3%)38(Top 0.3%)38(Top 0.7%)
21M21.00 mi1.00 mi274-1323231277(Top 4%)64(Top 0.5%)64(Top 1%)
35K21.75 mi0.75 mi275-122+122+1547(Top 2%)33(Top 0.3%)33(Top 0.6%)
23M23.00 mi1.25 mi271+421+121+1538(Top 2%)27(Top 0.2%)27(Top 0.5%)
24M24.00 mi1.00 mi264+72121222(Top 0.8%)16(Top 0.1%)16(Top 0.3%)
40K24.85 mi0.85 mi255+92121303(Top 1%)21(Top 0.2%)21(Top 0.4%)
25.2M25.20 mi0.35 mi251+420+120+1200(Top 0.7%)12(Top 0.10%)12(Top 0.2%)
Finish26.22 mi1.02 mi243+82020258(Top 0.9%)13(Top 0.1%)13(Top 0.2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.5%
×21stories
+97ft-345ft

Overall

141

Females

20

F18-39

20

5K→10K

3.1 - 6.2 mi

Top 0.5%
×5stories
+79ft-138ft

Overall

128

Females

21

F18-39

21

10K→15K

6.2 - 9.3 mi

Top 0.5%
×3stories
+67ft-78ft

Overall

141

Females

20

F18-39

20

15K→20K

9.3 - 12.4 mi

Top 0.7%
×5stories
+106ft-86ft

Overall

203

Females

22

F18-39

22

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

459

Females

25

F18-39

25

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

560

Females

39

F18-39

39

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

674

Females

39

F18-39

39

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

784

Females

38

F18-39

38

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1277

Females

64

F18-39

64

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

547

Females

33

F18-39

33

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

538

Females

27

F18-39

27

23M→24M

23.0 - 24.0 mi

Top 0.8%
×6stories
+12ft-82ft

Overall

222

Females

16

F18-39

16

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

303

Females

21

F18-39

21

40K→25.2M

24.9 - 25.2 mi

Top 0.7%
×1story
+13ft-16ft

Overall

200

Females

12

F18-39

12

25.2M→Finish

25.2 - 26.2 mi

Top 0.9%
×2stories
+22ft-21ft

Overall

258

Females

13

F18-39

13

Passing Analysis

Category:
Athletes Passed
113
Passed By
168
Net Change
-55
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#188
5K → 10K400+40#188#148
10K → 15K162+14#148#134
15K → 20K519-14#134#148
20K → Half010-10#148#158
Half → 25K138-37#158#195
25K → 30K137-36#195#231
30K → 20M232-30#231#261
20M → 21M316-13#261#274
21M → 35K45-1#274#275
35K → 23M95+4#275#271
23M → 24M81+7#271#264
24M → 40K112+9#264#255
40K → 25.2M40+4#255#251
25.2M → Finish91+8#251#243
TOTALS113168-55
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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