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BOSTON MARATHON 2023

Sarah Poulin

Bib: 14454•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 24%
Division (F18-39)
#0 / 4884
Top 40%
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
7:45/mi
24:04
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:50
↑ 79↓ 1380.4%
15K· 9.32 mi
7:37/mi
1:11:31
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:35:28
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:40:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
1:59:48
↑ 66↓ 880.2%
30K· 18.64 mi
8:20/mi
2:25:41
↑ 181↓ 1480.2%
20M
8:21/mi
2:37:02
↑ 64↓ 500.2%
21M
9:03/mi
2:46:05
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
2:52:12
↑ 17↓ 861.7%
23M
7:48/mi
3:01:58
↑ 23↓ 630.6%
24M
7:37/mi
3:09:35
↓ 821.3%
40K· 24.85 mi
7:53/mi
3:16:19
↓ 200.3%
25.2M
8:07/mi
3:19:07
↑ 13↓ 160.2%
Finish· 26.22 mi
7:42/mi
3:26:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:40
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:46:18
Pace8:07 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2924:047:4524:04
7:45
-
10K
6.21 mi11:17:1547:507:4223:46
7:39
-0:06
15K
9.32 mi11:40:561:11:317:4023:41
7:37
-0:02
20K
12.43 mi12:04:531:35:287:4123:57
7:43
+0:06
Half
13.11 mi12:10:051:40:407:415:12
7:37
-0:06
25K
15.53 mi12:29:131:59:487:4319:08
7:53
+0:16
30K
18.64 mi12:55:062:25:417:4925:53
8:20
+0:27
20M
20.00 mi13:06:272:37:027:5111:21
8:21
+0:01
21M
21.00 mi13:15:302:46:057:559:03
9:03
+0:42
35K
21.75 mi13:21:372:52:127:556:07
8:11
-0:52
23M
23.00 mi13:31:233:01:587:559:46
7:48
-0:23
24M
24.00 mi13:39:003:09:357:547:37
7:37
-0:11
40K
24.85 mi13:45:443:16:197:546:44
7:53
+0:16
25.2M
25.20 mi13:48:323:19:077:542:48
8:07
+0:14
Finish
26.22 mi13:56:233:26:587:547:51
7:42
-0:25

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

7:37 /mi

Average Pace

7:54 /mi

Slowest Pace

9:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:17:55

96% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

9:03

4% of race

Average Pace: 7:54 /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 mi10:53:2924:047:4524:04
7:45
#11892
10K
6.21 mi11:17:1547:507:4223:46
7:39
#11800
15K
9.32 mi11:40:561:11:317:4023:41
7:37
#11561
20K
12.43 mi12:04:531:35:287:4123:57
7:43
#11368
Half
13.11 mi12:10:051:40:407:415:12
7:37
#11359
25K
15.53 mi12:29:131:59:487:4319:08
7:53
#11405
30K
18.64 mi12:55:062:25:417:4925:53
8:20
#11741
20M
20.00 mi13:06:272:37:027:5111:21
8:21
#11795
21M
21.00 mi13:15:302:46:057:559:03
9:03
#11939
35K
21.75 mi13:21:372:52:127:556:07
8:11
#11984
23M
23.00 mi13:31:233:01:587:559:46
7:48
#11746
24M
24.00 mi13:39:003:09:357:547:37
7:37
#11582
40K
24.85 mi13:45:443:16:197:546:44
7:53
#11470
25.2M
25.20 mi13:48:323:19:077:542:48
8:07
#11375
Finish
26.22 mi13:56:233:26:587:547:51
7:42
#11279
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi118922806280611215(Top 42%)2470(Top 22%)2470(Top 51%)
10K6.21 mi3.10 mi11800+922766+402766+4011801(Top 44%)2760(Top 24%)2760(Top 57%)
15K9.32 mi3.11 mi11561+2392640+1262640+12611215(Top 42%)2470(Top 22%)2470(Top 51%)
20K12.43 mi3.11 mi11368+1932536+1042536+10411001(Top 41%)2405(Top 21%)2405(Top 49%)
Half13.11 mi0.68 mi11359+92540-42540-411280(Top 42%)2511(Top 22%)2511(Top 51%)
25K15.53 mi2.42 mi11405-462594-542594-5411856(Top 45%)2988(Top 26%)2988(Top 61%)
30K18.64 mi3.11 mi11741-3362827-2332827-23313220(Top 50%)3873(Top 34%)3873(Top 79%)
20M20.00 mi1.36 mi11795-542880-532880-5312708(Top 48%)3679(Top 32%)3679(Top 75%)
21M21.00 mi1.00 mi11939-1442976-962976-9613686(Top 51%)4310(Top 38%)4310(Top 88%)
35K21.75 mi0.75 mi11984-453009-333009-3313283(Top 50%)4145(Top 36%)4145(Top 85%)
23M23.00 mi1.25 mi11746+2382903+1062903+1068459(Top 32%)1786(Top 16%)1786(Top 37%)
24M24.00 mi1.00 mi11582+1642834+692834+698564(Top 32%)1916(Top 17%)1916(Top 39%)
40K24.85 mi0.85 mi11470+1122795+392795+399210(Top 35%)2272(Top 20%)2272(Top 47%)
25.2M25.20 mi0.35 mi11375+952757+382757+387323(Top 28%)1567(Top 14%)1567(Top 32%)
Finish26.22 mi1.02 mi11279+962728+292728+2910025(Top 38%)2712(Top 24%)2712(Top 56%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11215

Females

2470

F18-39

2470

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11801

Females

2760

F18-39

2760

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11215

Females

2470

F18-39

2470

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11001

Females

2405

F18-39

2405

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11280

Females

2511

F18-39

2511

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

11856

Females

2988

F18-39

2988

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

13220

Females

3873

F18-39

3873

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12708

Females

3679

F18-39

3679

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13686

Females

4310

F18-39

4310

21M→35K

21.0 - 21.8 mi

Top 50%
×7story building
+17ft-86ft

Overall

13283

Females

4145

F18-39

4145

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8459

Females

1786

F18-39

1786

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8564

Females

1916

F18-39

1916

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9210

Females

2272

F18-39

2272

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7323

Females

1567

F18-39

1567

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10025

Females

2712

F18-39

2712

Passing Analysis

Category:
Athletes Passed
2097
Passed By
1484
Net Change
+613
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11892
5K → 10K349257+92#11892#11800
10K → 15K32384+239#11800#11561
15K → 20K26572+193#11561#11368
20K → Half3829+9#11368#11359
Half → 25K97143-46#11359#11405
25K → 30K100436-336#11405#11741
30K → 20M78132-54#11741#11795
20M → 21M48192-144#11795#11939
21M → 35K3277-45#11939#11984
35K → 23M2435+238#11984#11746
23M → 24M1739+164#11746#11582
24M → 40K13018+112#11582#11470
40K → 25.2M983+95#11470#11375
25.2M → Finish12327+96#11375#11279
TOTALS20971484+613
📊

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