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BOSTON MARATHON 2023

Lindsay Severts

Bib: 19800•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 43%
Division (F40-44)
#0 / 1878
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
8:18/mi
25:47
↑ 97↓ 3451.5%
10K· 6.21 mi
8:17/mi
51:32
↑ 79↓ 1380.4%
15K· 9.32 mi
8:21/mi
1:17:27
↑ 67↓ 78
20K· 12.43 mi
8:31/mi
1:43:54
↑ 106↓ 860.1%
Half· 13.11 mi
8:14/mi
1:49:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:38/mi
2:10:26
↑ 66↓ 880.2%
30K· 18.64 mi
8:56/mi
2:38:10
↑ 181↓ 1480.2%
20M
9:15/mi
2:50:44
↑ 64↓ 500.2%
21M
9:21/mi
3:00:05
↑ 106↓ 241.6%
35K· 21.75 mi
8:59/mi
3:06:48
↑ 17↓ 861.7%
23M
9:13/mi
3:18:21
↑ 23↓ 630.6%
24M
9:05/mi
3:27:26
↓ 821.3%
40K· 24.85 mi
9:21/mi
3:35:26
↓ 200.3%
25.2M
9:54/mi
3:38:51
↑ 13↓ 160.2%
Finish· 26.22 mi
8:54/mi
3:47:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:31
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:58:24
Pace9:02 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0525:478:1825:47
8:18
-
10K
6.21 mi11:46:5051:328:1825:45
8:17
-0:01
15K
9.32 mi12:12:451:17:278:1925:55
8:21
+0:04
20K
12.43 mi12:39:121:43:548:2226:27
8:31
+0:10
Half
13.11 mi12:44:491:49:318:215:37
8:14
-0:17
25K
15.53 mi13:05:442:10:268:2420:55
8:38
+0:24
30K
18.64 mi13:33:282:38:108:2927:44
8:56
+0:18
20M
20.00 mi13:46:022:50:448:3212:34
9:15
+0:19
21M
21.00 mi13:55:233:00:058:359:21
9:21
+0:06
35K
21.75 mi14:02:063:06:488:356:43
8:59
-0:22
23M
23.00 mi14:13:393:18:218:3711:33
9:13
+0:14
24M
24.00 mi14:22:443:27:268:399:05
9:05
-0:08
40K
24.85 mi14:30:443:35:268:408:00
9:21
+0:16
25.2M
25.20 mi14:34:093:38:518:413:25
9:54
+0:33
Finish
26.22 mi14:43:133:47:558:429:04
8:54
-1:00

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

8:14 /mi

Average Pace

8:42 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:26

57% of race

Time at Steady Pace

52:36

23% of race

Time at Slower Pace

44:53

20% of race

Average Pace: 8:42 /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 mi11:21:0525:478:1825:47
8:18
#16160
10K
6.21 mi11:46:5051:328:1825:45
8:17
#16463
15K
9.32 mi12:12:451:17:278:1925:55
8:21
#16586
20K
12.43 mi12:39:121:43:548:2226:27
8:31
#16711
Half
13.11 mi12:44:491:49:318:215:37
8:14
#16663
25K
15.53 mi13:05:442:10:268:2420:55
8:38
#16716
30K
18.64 mi13:33:282:38:108:2927:44
8:56
#16683
20M
20.00 mi13:46:022:50:448:3212:34
9:15
#16754
21M
21.00 mi13:55:233:00:058:359:21
9:21
#16668
35K
21.75 mi14:02:063:06:488:356:43
8:59
#16703
23M
23.00 mi14:13:393:18:218:3711:33
9:13
#16729
24M
24.00 mi14:22:443:27:268:399:05
9:05
#16766
40K
24.85 mi14:30:443:35:268:408:00
9:21
#16806
25.2M
25.20 mi14:34:093:38:518:413:25
9:54
#16811
Finish
26.22 mi14:43:133:47:558:429:04
8:54
#16833
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi161605384538416813(Top 63%)5805(Top 51%)5805(Top 309%)
10K6.21 mi3.10 mi16463-3035561-1775561-17716867(Top 63%)5790(Top 51%)5790(Top 308%)
15K9.32 mi3.11 mi16586-1235657-965657-9616813(Top 63%)5805(Top 51%)5805(Top 309%)
20K12.43 mi3.11 mi16711-1255744-875744-8716955(Top 64%)5902(Top 52%)5902(Top 314%)
Half13.11 mi0.68 mi16663+485723+215723+2116104(Top 60%)5372(Top 47%)5372(Top 286%)
25K15.53 mi2.42 mi16716-535780-575780-5716971(Top 64%)5989(Top 52%)5989(Top 319%)
30K18.64 mi3.11 mi16683+335791-115791-1116807(Top 63%)5952(Top 52%)5952(Top 317%)
20M20.00 mi1.36 mi16754-715838-475838-4717795(Top 67%)6629(Top 58%)6629(Top 353%)
21M21.00 mi1.00 mi16668+865800+385800+3815283(Top 57%)5220(Top 46%)5220(Top 278%)
35K21.75 mi0.75 mi16703-355822-225822-2217825(Top 67%)6727(Top 59%)6727(Top 358%)
23M23.00 mi1.25 mi16729-265862-405862-4017186(Top 65%)6388(Top 56%)6388(Top 340%)
24M24.00 mi1.00 mi16766-375904-425904-4217605(Top 66%)6689(Top 59%)6689(Top 356%)
40K24.85 mi0.85 mi16806-405948-445948-4417792(Top 67%)6833(Top 60%)6833(Top 364%)
25.2M25.20 mi0.35 mi16811-55954-65954-617054(Top 64%)6446(Top 56%)6446(Top 343%)
Finish26.22 mi1.02 mi16833-225979-255979-2517492(Top 66%)6643(Top 58%)6643(Top 354%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16813

Females

5805

F40-44

5805

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16867

Females

5790

F40-44

5790

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16813

Females

5805

F40-44

5805

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

16955

Females

5902

F40-44

5902

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

16104

Females

5372

F40-44

5372

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

16971

Females

5989

F40-44

5989

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

16807

Females

5952

F40-44

5952

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17795

Females

6629

F40-44

6629

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

15283

Females

5220

F40-44

5220

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17825

Females

6727

F40-44

6727

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17186

Females

6388

F40-44

6388

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

17605

Females

6689

F40-44

6689

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17792

Females

6833

F40-44

6833

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17054

Females

6446

F40-44

6446

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

17492

Females

6643

F40-44

6643

Passing Analysis

Category:
Athletes Passed
1299
Passed By
1972
Net Change
-673
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16160
5K → 10K179482-303#16160#16463
10K → 15K147270-123#16463#16586
15K → 20K127252-125#16586#16711
20K → Half6012+48#16711#16663
Half → 25K109162-53#16663#16716
25K → 30K187154+33#16716#16683
30K → 20M64135-71#16683#16754
20M → 21M12741+86#16754#16668
21M → 35K3267-35#16668#16703
35K → 23M82108-26#16703#16729
23M → 24M5188-37#16729#16766
24M → 40K4686-40#16766#16806
40K → 25.2M2429-5#16806#16811
25.2M → Finish6486-22#16811#16833
TOTALS12991972-673
📊

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