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BOSTON MARATHON 2025

Sara Young

Bib: 18742•F

NB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
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
8:11/mi
25:27
↑ 97↓ 3451.5%
10K· 6.21 mi
8:14/mi
51:03
↑ 79↓ 1380.4%
15K· 9.32 mi
8:18/mi
1:16:50
↑ 67↓ 78
20K· 12.43 mi
8:28/mi
1:43:09
↑ 106↓ 860.1%
Half· 13.11 mi
8:18/mi
1:48:49
↑ 19↓ 370.5%
25K· 15.53 mi
8:31/mi
2:09:28
↑ 66↓ 880.2%
30K· 18.64 mi
9:50/mi
2:40:01
↑ 181↓ 1480.2%
20M
10:09/mi
2:53:48
↑ 64↓ 500.2%
21M
12:03/mi
3:05:51
↑ 106↓ 241.6%
35K· 21.75 mi
9:37/mi
3:13:03
↑ 17↓ 861.7%
23M
9:37/mi
3:25:06
↑ 23↓ 630.6%
24M
9:26/mi
3:34:32
↓ 821.3%
40K· 24.85 mi
9:31/mi
3:42:40
↓ 200.3%
25.2M
10:29/mi
3:46:17
↑ 13↓ 160.2%
Finish· 26.22 mi
8:37/mi
3:55:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:49
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time2:06:15
Pace9:38 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2825:278:1125:27
8:11
-
10K
6.21 mi11:42:0451:038:1325:36
8:14
+0:03
15K
9.32 mi12:07:511:16:508:1525:47
8:18
+0:04
20K
12.43 mi12:34:101:43:098:1826:19
8:28
+0:10
Half
13.11 mi12:39:501:48:498:185:40
8:18
-0:10
25K
15.53 mi13:00:292:09:288:2020:39
8:31
+0:13
30K
18.64 mi13:31:022:40:018:3530:33
9:50
+1:19
20M
20.00 mi13:44:492:53:488:4113:47
10:09
+0:19
21M
21.00 mi13:56:523:05:518:5112:03
12:03
+1:54
35K
21.75 mi14:04:043:13:038:537:12
9:37
-2:26
23M
23.00 mi14:16:073:25:068:5512:03
9:37
0:00
24M
24.00 mi14:25:333:34:328:569:26
9:26
-0:11
40K
24.85 mi14:33:413:42:408:588:08
9:31
+0:05
25.2M
25.20 mi14:37:183:46:178:593:37
10:29
+0:58
Finish
26.22 mi14:46:053:55:048:588:47
8:37
-1:52

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

8:11 /mi

Average Pace

8:58 /mi

Slowest Pace

12:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:15

59% of race

Time at Steady Pace

1:07:22

29% of race

Time at Slower Pace

29:27

13% of race

Average Pace: 8:58 /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 mi11:16:2825:278:1125:27
8:11
#18061
10K
6.21 mi11:42:0451:038:1325:36
8:14
#18087
15K
9.32 mi12:07:511:16:508:1525:47
8:18
#18059
20K
12.43 mi12:34:101:43:098:1826:19
8:28
#18007
Half
13.11 mi12:39:501:48:498:185:40
8:18
#17988
25K
15.53 mi13:00:292:09:288:2020:39
8:31
#17811
30K
18.64 mi13:31:022:40:018:3530:33
9:50
#18667
20M
20.00 mi13:44:492:53:488:4113:47
10:09
#18979
21M
21.00 mi13:56:523:05:518:5112:03
12:03
#19436
35K
21.75 mi14:04:043:13:038:537:12
9:37
#19508
23M
23.00 mi14:16:073:25:068:5512:03
9:37
#19504
24M
24.00 mi14:25:333:34:328:569:26
9:26
#19504
40K
24.85 mi14:33:413:42:408:588:08
9:31
#19465
25.2M
25.20 mi14:37:183:46:178:593:37
10:29
#19450
Finish
26.22 mi14:46:053:55:048:588:47
8:37
#19350
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi180616385638518064(Top 64%)6362(Top 52%)6362(Top 370%)
10K6.21 mi3.10 mi18087-266382+36382+318181(Top 64%)6410(Top 52%)6410(Top 373%)
15K9.32 mi3.11 mi18059+286369+136369+1318064(Top 64%)6362(Top 52%)6362(Top 370%)
20K12.43 mi3.11 mi18007+526339+306339+3018042(Top 64%)6370(Top 52%)6370(Top 371%)
Half13.11 mi0.68 mi17988+196329+106329+1018029(Top 63%)6346(Top 52%)6346(Top 369%)
25K15.53 mi2.42 mi17811+1776247+826247+8217322(Top 61%)6044(Top 49%)6044(Top 352%)
30K18.64 mi3.11 mi18667-8566756-5096756-50921104(Top 74%)8284(Top 68%)8284(Top 482%)
20M20.00 mi1.36 mi18979-3126968-2126968-21221417(Top 75%)8584(Top 70%)8584(Top 500%)
21M21.00 mi1.00 mi19436-4577254-2867254-28623691(Top 83%)9860(Top 81%)9860(Top 574%)
35K21.75 mi0.75 mi19508-727307-537307-5320775(Top 73%)8376(Top 68%)8376(Top 488%)
23M23.00 mi1.25 mi19504+47346-397346-3919192(Top 68%)7612(Top 62%)7612(Top 443%)
24M24.00 mi1.00 mi195047365-197365-1919389(Top 68%)7763(Top 63%)7763(Top 452%)
40K24.85 mi0.85 mi19465+397360+57360+518780(Top 66%)7518(Top 61%)7518(Top 438%)
25.2M25.20 mi0.35 mi19450+157358+27358+218992(Top 67%)7631(Top 62%)7631(Top 444%)
Finish26.22 mi1.02 mi19350+1007328+307328+3017009(Top 60%)6577(Top 54%)6577(Top 383%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18064

Females

6362

F40-44

6362

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18181

Females

6410

F40-44

6410

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18064

Females

6362

F40-44

6362

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

18042

Females

6370

F40-44

6370

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

18029

Females

6346

F40-44

6346

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

17322

Females

6044

F40-44

6044

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

21104

Females

8284

F40-44

8284

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21417

Females

8584

F40-44

8584

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

23691

Females

9860

F40-44

9860

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

20775

Females

8376

F40-44

8376

35K→23M

21.8 - 23.0 mi

Top 68%
×5story building
+23ft-63ft

Overall

19192

Females

7612

F40-44

7612

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

19389

Females

7763

F40-44

7763

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

18780

Females

7518

F40-44

7518

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

18992

Females

7631

F40-44

7631

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

17009

Females

6577

F40-44

6577

Passing Analysis

Category:
Athletes Passed
1542
Passed By
2831
Net Change
-1289
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18061
5K → 10K273299-26#18061#18087
10K → 15K203175+28#18087#18059
15K → 20K212160+52#18059#18007
20K → Half4627+19#18007#17988
Half → 25K24770+177#17988#17811
25K → 30K67923-856#17811#18667
30K → 20M37349-312#18667#18979
20M → 21M24481-457#18979#19436
21M → 35K34106-72#19436#19508
35K → 23M9490+4#19508#19504
23M → 24M68680#19504#19504
24M → 40K8344+39#19504#19465
40K → 25.2M3318+15#19465#19450
25.2M → Finish12121+100#19450#19350
TOTALS15422831-1289
📊

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