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BOSTON MARATHON 2023

Sarah Lane-Reticker

Bib: 15252•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
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
7:49/mi
24:16
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
48:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:11:38
↑ 67↓ 78
20K· 12.43 mi
7:40/mi
1:35:28
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:40:38
↑ 19↓ 370.5%
25K· 15.53 mi
7:45/mi
1:59:25
↑ 66↓ 880.2%
30K· 18.64 mi
8:04/mi
2:24:28
↑ 181↓ 1480.2%
20M
9:28/mi
2:37:20
↑ 64↓ 500.2%
21M
9:14/mi
2:46:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:21/mi
2:52:49
↑ 17↓ 861.7%
23M
8:44/mi
3:03:45
↑ 23↓ 630.6%
24M
8:45/mi
3:12:30
↓ 821.3%
40K· 24.85 mi
8:40/mi
3:19:55
↓ 200.3%
25.2M
10:55/mi
3:23:41
↑ 13↓ 160.2%
Finish· 26.22 mi
10:21/mi
3:34:14
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:38
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:53:36
Pace8:40 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5124:167:4924:16
7:49
-
10K
6.21 mi11:18:3848:037:4423:47
7:39
-0:10
15K
9.32 mi11:42:131:11:387:4123:35
7:35
-0:04
20K
12.43 mi12:06:031:35:287:4123:50
7:40
+0:05
Half
13.11 mi12:11:131:40:387:415:10
7:34
-0:06
25K
15.53 mi12:30:001:59:257:4118:47
7:45
+0:11
30K
18.64 mi12:55:032:24:287:4525:03
8:04
+0:19
20M
20.00 mi13:07:552:37:207:5212:52
9:28
+1:24
21M
21.00 mi13:17:092:46:347:569:14
9:14
-0:14
35K
21.75 mi13:23:242:52:497:576:15
8:21
-0:53
23M
23.00 mi13:34:203:03:457:5910:56
8:44
+0:23
24M
24.00 mi13:43:053:12:308:018:45
8:45
+0:01
40K
24.85 mi13:50:303:19:558:037:25
8:40
-0:05
25.2M
25.20 mi13:54:163:23:418:053:46
10:55
+2:15
Finish
26.22 mi14:04:493:34:148:1110:33
10:21
-0:34

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

7:34 /mi

Average Pace

8:11 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:59:25

56% of race

Time at Steady Pace

58:24

27% of race

Time at Slower Pace

36:25

17% of race

Average Pace: 8:10 /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 mi10:54:5124:167:4924:16
7:49
#12474
10K
6.21 mi11:18:3848:037:4423:47
7:39
#12133
15K
9.32 mi11:42:131:11:387:4123:35
7:35
#11670
20K
12.43 mi12:06:031:35:287:4123:50
7:40
#11369
Half
13.11 mi12:11:131:40:387:415:10
7:34
#11340
25K
15.53 mi12:30:001:59:257:4118:47
7:45
#11194
30K
18.64 mi12:55:032:24:287:4525:03
8:04
#11170
20M
20.00 mi13:07:552:37:207:5212:52
9:28
#11940
21M
21.00 mi13:17:092:46:347:569:14
9:14
#12115
35K
21.75 mi13:23:242:52:497:576:15
8:21
#12205
23M
23.00 mi13:34:203:03:457:5910:56
8:44
#12365
24M
24.00 mi13:43:053:12:308:018:45
8:45
#12543
40K
24.85 mi13:50:303:19:558:037:25
8:40
#12614
25.2M
25.20 mi13:54:163:23:418:053:46
10:55
#12805
Finish
26.22 mi14:04:493:34:148:1110:33
10:21
#13414
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi124743145314510957(Top 41%)2322(Top 20%)2322(Top 48%)
10K6.21 mi3.10 mi12133+3412937+2082937+20811855(Top 45%)2790(Top 24%)2790(Top 57%)
15K9.32 mi3.11 mi11670+4632705+2322705+23210957(Top 41%)2322(Top 20%)2322(Top 48%)
20K12.43 mi3.11 mi11369+3012537+1682537+16810701(Top 40%)2262(Top 20%)2262(Top 46%)
Half13.11 mi0.68 mi11340+292529+82529+810907(Top 41%)2336(Top 20%)2336(Top 48%)
25K15.53 mi2.42 mi11194+1462466+632466+6310705(Top 40%)2347(Top 21%)2347(Top 48%)
30K18.64 mi3.11 mi11170+242512-462512-4611405(Top 43%)2856(Top 25%)2856(Top 58%)
20M20.00 mi1.36 mi11940-7702961-4492961-44918748(Top 70%)7152(Top 63%)7152(Top 146%)
21M21.00 mi1.00 mi12115-1753075-1143075-11414649(Top 55%)4842(Top 42%)4842(Top 99%)
35K21.75 mi0.75 mi12205-903148-733148-7314447(Top 54%)4799(Top 42%)4799(Top 98%)
23M23.00 mi1.25 mi12365-1603260-1123260-11214592(Top 55%)4945(Top 43%)4945(Top 101%)
24M24.00 mi1.00 mi12543-1783377-1173377-11715938(Top 60%)5766(Top 50%)5766(Top 118%)
40K24.85 mi0.85 mi12614-713438-613438-6114383(Top 54%)4955(Top 43%)4955(Top 101%)
25.2M25.20 mi0.35 mi12805-1913560-1223560-12220277(Top 76%)8190(Top 72%)8190(Top 168%)
Finish26.22 mi1.02 mi13414-6093944-3843944-38422693(Top 85%)9495(Top 83%)9495(Top 194%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10957

Females

2322

F18-39

2322

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11855

Females

2790

F18-39

2790

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10957

Females

2322

F18-39

2322

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10701

Females

2262

F18-39

2262

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10907

Females

2336

F18-39

2336

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10705

Females

2347

F18-39

2347

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

11405

Females

2856

F18-39

2856

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

18748

Females

7152

F18-39

7152

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14649

Females

4842

F18-39

4842

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14447

Females

4799

F18-39

4799

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14592

Females

4945

F18-39

4945

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

15938

Females

5766

F18-39

5766

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14383

Females

4955

F18-39

4955

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20277

Females

8190

F18-39

8190

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

22693

Females

9495

F18-39

9495

Passing Analysis

Category:
Athletes Passed
1988
Passed By
2928
Net Change
-940
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12474
5K → 10K513172+341#12474#12133
10K → 15K50441+463#12133#11670
15K → 20K34039+301#11670#11369
20K → Half4617+29#11369#11340
Half → 25K19751+146#11340#11194
25K → 30K189165+24#11194#11170
30K → 20M9779-770#11170#11940
20M → 21M42217-175#11940#12115
21M → 35K27117-90#12115#12205
35K → 23M46206-160#12205#12365
23M → 24M30208-178#12365#12543
24M → 40K38109-71#12543#12614
40K → 25.2M3194-191#12614#12805
25.2M → Finish4613-609#12805#13414
TOTALS19882928-940
📊

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