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BOSTON MARATHON 2023

Sarah Stolp

Bib: 11467•F

NM

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 35%
Gender (Female)
#0 / 11423
Top 16%
Division (F18-39)
#0 / 4884
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:01
Rank: #11734
Start → 5K
24:01 | 7:44/mi
10K· 6.21 mi
47:08
Rank: #10787 (+947)
5K → 10K
23:07 | 7:26/mi
15K· 9.32 mi
1:10:08
Rank: #10280 (+507)
10K → 15K
23:00 | 7:24/mi
20K· 12.43 mi
1:33:08
Rank: #9772 (+508)
15K → 20K
23:00 | 7:24/mi
Half· 13.11 mi
1:38:08
Rank: #9718 (+54)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:56:02
Rank: #9395 (+323)
Half → 25K
17:54 | 7:23/mi
30K· 18.64 mi
2:23:20
Rank: #10670 (-1275)
25K → 30K
27:18 | 8:47/mi
20M
2:33:36
Rank: #10405 (+265)
30K → 20M
10:16 | 7:33/mi
21M
2:41:33
Rank: #10156 (+249)
20M → 21M
7:57 | 7:57/mi
35K· 21.75 mi
2:47:03
Rank: #10035 (+121)
21M → 35K
5:30 | 7:21/mi
23M
2:56:48
Rank: #9901 (+134)
35K → 23M
9:45 | 7:47/mi
24M
3:04:16
Rank: #9756 (+145)
23M → 24M
7:28 | 7:28/mi
40K· 24.85 mi
3:10:44
Rank: #9617 (+139)
24M → 40K
6:28 | 7:34/mi
25.2M
3:13:32
Rank: #9552 (+65)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:20:53
Rank: #9424 (+128)
25.2M → Finish
7:21 | 7:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:08
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:42:45
Pace7:50 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3624:017:4424:01
7:44
-
10K
6.21 mi11:14:4347:087:3523:07
7:26
-0:18
15K
9.32 mi11:37:431:10:087:3123:00
7:24
-0:02
20K
12.43 mi12:00:431:33:087:3023:00
7:24
0:00
Half
13.11 mi12:05:431:38:087:295:00
7:20
-0:04
25K
15.53 mi12:23:371:56:027:2817:54
7:23
+0:03
30K
18.64 mi12:50:552:23:207:4127:18
8:47
+1:24
20M
20.00 mi13:01:112:33:367:4110:16
7:33
-1:14
21M
21.00 mi13:09:082:41:337:427:57
7:57
+0:24
35K
21.75 mi13:14:382:47:037:415:30
7:21
-0:36
23M
23.00 mi13:24:232:56:487:419:45
7:47
+0:26
24M
24.00 mi13:31:513:04:167:417:28
7:28
-0:19
40K
24.85 mi13:38:193:10:447:406:28
7:34
+0:06
25.2M
25.20 mi13:41:073:13:327:412:48
8:07
+0:33
Finish
26.22 mi13:48:283:20:537:407:21
7:13
-0:54

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

7:13 /mi

Average Pace

7:40 /mi

Slowest Pace

8:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

7:21

4% of race

Time at Steady Pace

2:01:43

61% of race

Time at Slower Pace

1:11:49

36% of race

Average Pace: 7:40 /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 mi10:51:3624:017:4424:01
7:44
#11734
10K
6.21 mi11:14:4347:087:3523:07
7:26
#10787
15K
9.32 mi11:37:431:10:087:3123:00
7:24
#10280
20K
12.43 mi12:00:431:33:087:3023:00
7:24
#9772
Half
13.11 mi12:05:431:38:087:295:00
7:20
#9718
25K
15.53 mi12:23:371:56:027:2817:54
7:23
#9395
30K
18.64 mi12:50:552:23:207:4127:18
8:47
#10670
20M
20.00 mi13:01:112:33:367:4110:16
7:33
#10405
21M
21.00 mi13:09:082:41:337:427:57
7:57
#10156
35K
21.75 mi13:14:382:47:037:415:30
7:21
#10035
23M
23.00 mi13:24:232:56:487:419:45
7:47
#9901
24M
24.00 mi13:31:513:04:167:417:28
7:28
#9756
40K
24.85 mi13:38:193:10:447:406:28
7:34
#9617
25.2M
25.20 mi13:41:073:13:327:412:48
8:07
#9552
Finish
26.22 mi13:48:283:20:537:407:21
7:13
#9424
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11734270827089373(Top 35%)1574(Top 14%)1574(Top 32%)
10K6.21 mi3.10 mi10787+9472218+4902218+4909992(Top 38%)1813(Top 16%)1813(Top 37%)
15K9.32 mi3.11 mi10280+5071947+2711947+2719373(Top 35%)1574(Top 14%)1574(Top 32%)
20K12.43 mi3.11 mi9772+5081737+2101737+2108556(Top 32%)1320(Top 12%)1320(Top 27%)
Half13.11 mi0.68 mi9718+541717+201717+208901(Top 33%)1451(Top 13%)1451(Top 30%)
25K15.53 mi2.42 mi9395+3231609+1081609+1087903(Top 30%)1161(Top 10%)1161(Top 24%)
30K18.64 mi3.11 mi10670-12752239-6302239-63015973(Top 60%)5478(Top 48%)5478(Top 112%)
20M20.00 mi1.36 mi10405+2652123+1162123+1167232(Top 27%)1124(Top 10%)1124(Top 23%)
21M21.00 mi1.00 mi10156+2492020+1032020+1037074(Top 27%)1169(Top 10%)1169(Top 24%)
35K21.75 mi0.75 mi10035+1211989+311989+317541(Top 28%)1333(Top 12%)1333(Top 27%)
23M23.00 mi1.25 mi9901+1341952+371952+378348(Top 31%)1731(Top 15%)1731(Top 35%)
24M24.00 mi1.00 mi9756+1451913+391913+397516(Top 28%)1499(Top 13%)1499(Top 31%)
40K24.85 mi0.85 mi9617+1391875+381875+387143(Top 27%)1430(Top 13%)1430(Top 29%)
25.2M25.20 mi0.35 mi9552+651863+121863+127303(Top 27%)1547(Top 14%)1547(Top 32%)
Finish26.22 mi1.02 mi9424+1281828+351828+356556(Top 25%)1267(Top 11%)1267(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9373

Females

1574

F18-39

1574

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

9992

Females

1813

F18-39

1813

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9373

Females

1574

F18-39

1574

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8556

Females

1320

F18-39

1320

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8901

Females

1451

F18-39

1451

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7903

Females

1161

F18-39

1161

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15973

Females

5478

F18-39

5478

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7232

Females

1124

F18-39

1124

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7074

Females

1169

F18-39

1169

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7541

Females

1333

F18-39

1333

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8348

Females

1731

F18-39

1731

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7516

Females

1499

F18-39

1499

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7143

Females

1430

F18-39

1430

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7303

Females

1547

F18-39

1547

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6556

Females

1267

F18-39

1267

Passing Analysis

Category:
Athletes Passed
3789*
Passed By
1478
Net Change
+2310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11734
5K → 10K99851+947#11734#10787
10K → 15K54235+507#10787#10280
15K → 20K518*10+508#10280#9772
20K → Half6612+54#9772#9718
Half → 25K3318+323#9718#9395
25K → 30K171291-1275#9395#10670
30K → 20M267*2+265#10670#10405
20M → 21M2545+249#10405#10156
21M → 35K1265+121#10156#10035
35K → 23M148*14+134#10035#9901
23M → 24M1538+145#9901#9756
24M → 40K149*10+139#9756#9617
40K → 25.2M7611+65#9617#9552
25.2M → Finish14416+128#9552#9424
TOTALS3789*1478+2310

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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