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BOSTON MARATHON 2023

Lyndsay Jensen

Bib: 20830•F

NE

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:16
Rank: #17265
Start → 5K
26:16 | 8:27/mi
10K· 6.21 mi
52:10
Rank: #17189 (+76)
5K → 10K
25:54 | 8:20/mi
15K· 9.32 mi
1:18:10
Rank: #17116 (+73)
10K → 15K
26:00 | 8:22/mi
20K· 12.43 mi
1:45:21
Rank: #17417 (-301)
15K → 20K
27:11 | 8:45/mi
Half· 13.11 mi
1:51:06
Rank: #17400 (+17)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:12:12
Rank: #17383 (+17)
Half → 25K
21:06 | 8:42/mi
30K· 18.64 mi
2:40:51
Rank: #17538 (-155)
25K → 30K
28:39 | 9:13/mi
20M
2:53:52
Rank: #17694 (-156)
30K → 20M
13:01 | 9:35/mi
21M
3:04:22
Rank: #17860 (-166)
20M → 21M
10:30 | 10:30/mi
35K· 21.75 mi
3:10:51
Rank: #17788 (+72)
21M → 35K
6:29 | 8:40/mi
23M
3:22:20
Rank: #17755 (+33)
35K → 23M
11:29 | 9:10/mi
24M
3:31:47
Rank: #17859 (-104)
23M → 24M
9:27 | 9:27/mi
40K· 24.85 mi
3:39:51
Rank: #17868 (-9)
24M → 40K
8:04 | 9:26/mi
25.2M
3:43:23
Rank: #17881 (-13)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:52:45
Rank: #17931 (-50)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:06
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:01:39
Pace9:17 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2526:168:2726:16
8:27
-
10K
6.21 mi11:49:1952:108:2425:54
8:20
-0:07
15K
9.32 mi12:15:191:18:108:2326:00
8:22
+0:02
20K
12.43 mi12:42:301:45:218:2927:11
8:45
+0:23
Half
13.11 mi12:48:151:51:068:285:45
8:26
-0:19
25K
15.53 mi13:09:212:12:128:3121:06
8:42
+0:16
30K
18.64 mi13:38:002:40:518:3828:39
9:13
+0:31
20M
20.00 mi13:51:012:53:528:4213:01
9:35
+0:22
21M
21.00 mi14:01:313:04:228:4710:30
10:30
+0:55
35K
21.75 mi14:08:003:10:518:476:29
8:40
-1:50
23M
23.00 mi14:19:293:22:208:4811:29
9:10
+0:30
24M
24.00 mi14:28:563:31:478:499:27
9:27
+0:17
40K
24.85 mi14:37:003:39:518:518:04
9:26
-0:01
25.2M
25.20 mi14:40:323:43:238:523:32
10:15
+0:49
Finish
26.22 mi14:49:543:52:458:539:22
9:11
-1:04

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

8:20 /mi

Average Pace

8:53 /mi

Slowest Pace

10:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:41

60% of race

Time at Steady Pace

1:07:01

29% of race

Time at Slower Pace

27:03

12% of race

Average Pace: 8:53 /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 mi11:23:2526:168:2726:16
8:27
#17265
10K
6.21 mi11:49:1952:108:2425:54
8:20
#17189
15K
9.32 mi12:15:191:18:108:2326:00
8:22
#17116
20K
12.43 mi12:42:301:45:218:2927:11
8:45
#17417
Half
13.11 mi12:48:151:51:068:285:45
8:26
#17400
25K
15.53 mi13:09:212:12:128:3121:06
8:42
#17383
30K
18.64 mi13:38:002:40:518:3828:39
9:13
#17538
20M
20.00 mi13:51:012:53:528:4213:01
9:35
#17694
21M
21.00 mi14:01:313:04:228:4710:30
10:30
#17860
35K
21.75 mi14:08:003:10:518:476:29
8:40
#17788
23M
23.00 mi14:19:293:22:208:4811:29
9:10
#17755
24M
24.00 mi14:28:563:31:478:499:27
9:27
#17859
40K
24.85 mi14:37:003:39:518:518:04
9:26
#17868
25.2M
25.20 mi14:40:323:43:238:523:32
10:15
#17881
Finish
26.22 mi14:49:543:52:458:539:22
9:11
#17931
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi172656106610616978(Top 64%)5899(Top 52%)5899(Top 314%)
10K6.21 mi3.10 mi17189+766047+596047+5917181(Top 65%)5989(Top 52%)5989(Top 319%)
15K9.32 mi3.11 mi17116+735977+705977+7016978(Top 64%)5899(Top 52%)5899(Top 314%)
20K12.43 mi3.11 mi17417-3016167-1906167-19018421(Top 69%)6746(Top 59%)6746(Top 359%)
Half13.11 mi0.68 mi17400+176162+56162+517378(Top 65%)6124(Top 54%)6124(Top 326%)
25K15.53 mi2.42 mi17383+176166-46166-417402(Top 65%)6228(Top 55%)6228(Top 332%)
30K18.64 mi3.11 mi17538-1556280-1146280-11418266(Top 69%)6799(Top 60%)6799(Top 362%)
20M20.00 mi1.36 mi17694-1566391-1116391-11119152(Top 72%)7375(Top 65%)7375(Top 393%)
21M21.00 mi1.00 mi17860-1666509-1186509-11819605(Top 74%)7703(Top 67%)7703(Top 410%)
35K21.75 mi0.75 mi17788+726474+356474+3516289(Top 61%)5874(Top 51%)5874(Top 313%)
23M23.00 mi1.25 mi17755+336475-16475-116927(Top 64%)6253(Top 55%)6253(Top 333%)
24M24.00 mi1.00 mi17859-1046542-676542-6719052(Top 72%)7472(Top 65%)7472(Top 398%)
40K24.85 mi0.85 mi17868-96551-96551-918116(Top 68%)7002(Top 61%)7002(Top 373%)
25.2M25.20 mi0.35 mi17881-136561-106561-1018304(Top 69%)7113(Top 62%)7113(Top 379%)
Finish26.22 mi1.02 mi17931-506614-536614-5318884(Top 71%)7377(Top 65%)7377(Top 393%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

16978

Females

5899

F40-44

5899

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17181

Females

5989

F40-44

5989

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

16978

Females

5899

F40-44

5899

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18421

Females

6746

F40-44

6746

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17378

Females

6124

F40-44

6124

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

17402

Females

6228

F40-44

6228

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

18266

Females

6799

F40-44

6799

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19152

Females

7375

F40-44

7375

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

19605

Females

7703

F40-44

7703

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16289

Females

5874

F40-44

5874

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

16927

Females

6253

F40-44

6253

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

19052

Females

7472

F40-44

7472

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18116

Females

7002

F40-44

7002

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18304

Females

7113

F40-44

7113

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18884

Females

7377

F40-44

7377

Passing Analysis

Category:
Athletes Passed
1361
Passed By
2027
Net Change
-666
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17265
5K → 10K353277+76#17265#17189
10K → 15K225152+73#17189#17116
15K → 20K93394-301#17116#17417
20K → Half3619+17#17417#17400
Half → 25K136119+17#17400#17383
25K → 30K120275-155#17383#17538
30K → 20M44200-156#17538#17694
20M → 21M38204-166#17694#17860
21M → 35K8715+72#17860#17788
35K → 23M9764+33#17788#17755
23M → 24M36140-104#17755#17859
24M → 40K4352-9#17859#17868
40K → 25.2M2134-13#17868#17881
25.2M → Finish3282-50#17881#17931
TOTALS13612027-666
📊

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