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BOSTON MARATHON 2023

Sarah Toce

Bib: 25827•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
10:26/mi
32:26
↑ 97↓ 3451.5%
10K· 6.21 mi
10:07/mi
1:03:53
↑ 79↓ 1380.4%
15K· 9.32 mi
9:57/mi
1:34:49
↑ 67↓ 78
20K· 12.43 mi
10:34/mi
2:07:38
↑ 106↓ 860.1%
Half· 13.11 mi
10:45/mi
2:14:58
↑ 19↓ 370.5%
25K· 15.53 mi
11:03/mi
2:41:45
↑ 66↓ 880.2%
30K· 18.64 mi
11:17/mi
3:16:47
↑ 181↓ 1480.2%
20M
12:31/mi
3:33:48
↑ 64↓ 500.2%
21M
13:31/mi
3:47:19
↑ 106↓ 241.6%
35K· 21.75 mi
10:54/mi
3:55:28
↑ 17↓ 861.7%
23M
12:21/mi
4:10:56
↑ 23↓ 630.6%
24M
11:59/mi
4:22:55
↓ 821.3%
40K· 24.85 mi
13:36/mi
4:34:33
↓ 200.3%
25.2M
12:54/mi
4:39:00
↑ 13↓ 160.2%
Finish· 26.22 mi
11:59/mi
4:51:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:58
Pace10:18 /mi
2nd Half
Distance13.11 mi
Time2:36:15
Pace11:55 /mi
📊Positive Split: 15.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2332:2610:2632:26
10:26
-
10K
6.21 mi12:19:501:03:5310:1731:27
10:07
-0:19
15K
9.32 mi12:50:461:34:4910:1030:56
9:57
-0:10
20K
12.43 mi13:23:352:07:3810:1632:49
10:34
+0:37
Half
13.11 mi13:30:552:14:5810:187:20
10:45
+0:11
25K
15.53 mi13:57:422:41:4510:2526:47
11:03
+0:18
30K
18.64 mi14:32:443:16:4710:3335:02
11:17
+0:14
20M
20.00 mi14:49:453:33:4810:4117:01
12:31
+1:14
21M
21.00 mi15:03:163:47:1910:4913:31
13:31
+1:00
35K
21.75 mi15:11:253:55:2810:508:09
10:54
-2:37
23M
23.00 mi15:26:534:10:5610:5515:28
12:21
+1:27
24M
24.00 mi15:38:524:22:5510:5711:59
11:59
-0:22
40K
24.85 mi15:50:304:34:3311:0311:38
13:36
+1:37
25.2M
25.20 mi15:54:574:39:0011:044:27
12:54
-0:42
Finish
26.22 mi16:07:104:51:1311:0712:13
11:59
-0:55

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

9:57 /mi

Average Pace

11:07 /mi

Slowest Pace

13:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:38

44% of race

Time at Steady Pace

1:17:18

27% of race

Time at Slower Pace

1:26:17

30% of race

Average Pace: 11:06 /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 mi11:48:2332:2610:2632:26
10:26
#24567
10K
6.21 mi12:19:501:03:5310:1731:27
10:07
#24226
15K
9.32 mi12:50:461:34:4910:1030:56
9:57
#23945
20K
12.43 mi13:23:352:07:3810:1632:49
10:34
#23964
Half
13.11 mi13:30:552:14:5810:187:20
10:45
#23989
25K
15.53 mi13:57:422:41:4510:2526:47
11:03
#23996
30K
18.64 mi14:32:443:16:4710:3335:02
11:17
#23915
20M
20.00 mi14:49:453:33:4810:4117:01
12:31
#24022
21M
21.00 mi15:03:163:47:1910:4913:31
13:31
#24071
35K
21.75 mi15:11:253:55:2810:508:09
10:54
#24053
23M
23.00 mi15:26:534:10:5610:5515:28
12:21
#24082
24M
24.00 mi15:38:524:22:5510:5711:59
11:59
#24114
40K
24.85 mi15:50:304:34:3311:0311:38
13:36
#24199
25.2M
25.20 mi15:54:574:39:0011:044:27
12:54
#24191
Finish
26.22 mi16:07:104:51:1311:0712:13
11:59
#24267
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24567101981019823434(Top 88%)9571(Top 84%)9571(Top 196%)
10K6.21 mi3.10 mi24226+34110013+18510013+18523967(Top 90%)9872(Top 86%)9872(Top 202%)
15K9.32 mi3.11 mi23945+2819860+1539860+15323434(Top 88%)9571(Top 84%)9571(Top 196%)
20K12.43 mi3.11 mi23964-199868-89868-823952(Top 90%)9874(Top 86%)9874(Top 202%)
Half13.11 mi0.68 mi23989-259890-229890-2224604(Top 92%)10268(Top 90%)10268(Top 210%)
25K15.53 mi2.42 mi23996-79895-59895-524057(Top 90%)9980(Top 87%)9980(Top 204%)
30K18.64 mi3.11 mi23915+819870+259870+2523538(Top 88%)9753(Top 85%)9753(Top 200%)
20M20.00 mi1.36 mi24022-1079941-719941-7124773(Top 93%)10486(Top 92%)10486(Top 215%)
21M21.00 mi1.00 mi24071-499983-429983-4224605(Top 92%)10404(Top 91%)10404(Top 213%)
35K21.75 mi0.75 mi24053+189976+79976+723131(Top 87%)9666(Top 85%)9666(Top 198%)
23M23.00 mi1.25 mi24082-2910006-3010006-3024443(Top 92%)10359(Top 91%)10359(Top 212%)
24M24.00 mi1.00 mi24114-3210033-2710033-2724515(Top 92%)10436(Top 91%)10436(Top 214%)
40K24.85 mi0.85 mi24199-8510086-5310086-5325424(Top 95%)10880(Top 95%)10880(Top 223%)
25.2M25.20 mi0.35 mi24191+810087-110087-123862(Top 90%)10121(Top 89%)10121(Top 207%)
Finish26.22 mi1.02 mi24267-7610123-3610123-3625225(Top 95%)10783(Top 94%)10783(Top 221%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23434

Females

9571

F18-39

9571

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23967

Females

9872

F18-39

9872

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23434

Females

9571

F18-39

9571

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23952

Females

9874

F18-39

9874

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

24604

Females

10268

F18-39

10268

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

24057

Females

9980

F18-39

9980

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

23538

Females

9753

F18-39

9753

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

24773

Females

10486

F18-39

10486

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

24605

Females

10404

F18-39

10404

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

23131

Females

9666

F18-39

9666

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

24443

Females

10359

F18-39

10359

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

24515

Females

10436

F18-39

10436

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25424

Females

10880

F18-39

10880

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23862

Females

10121

F18-39

10121

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25225

Females

10783

F18-39

10783

Passing Analysis

Category:
Athletes Passed
1240
Passed By
940
Net Change
+300
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24567
5K → 10K40665+341#24567#24226
10K → 15K31534+281#24226#23945
15K → 20K105124-19#23945#23964
20K → Half1944-25#23964#23989
Half → 25K8895-7#23989#23996
25K → 30K15170+81#23996#23915
30K → 20M20127-107#23915#24022
20M → 21M2069-49#24022#24071
21M → 35K3315+18#24071#24053
35K → 23M2756-29#24053#24082
23M → 24M2052-32#24082#24114
24M → 40K15100-85#24114#24199
40K → 25.2M179+8#24199#24191
25.2M → Finish480-76#24191#24267
TOTALS1240940+300
📊

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