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BOSTON MARATHON 2024

Lindsay Sarsfield

Bib: 17581•F

NH

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:32
Rank: #16156
Start → 5K
25:32 | 8:13/mi
10K· 6.21 mi
51:05
Rank: #15885 (+271)
5K → 10K
25:33 | 8:13/mi
15K· 9.32 mi
1:16:33
Rank: #15440 (+445)
10K → 15K
25:28 | 8:12/mi
20K· 12.43 mi
1:43:09
Rank: #15289 (+151)
15K → 20K
26:36 | 8:34/mi
Half· 13.11 mi
1:48:56
Rank: #15290 (-1)
20K → Half
5:47 | 8:29/mi
25K· 15.53 mi
2:12:26
Rank: #15884 (-594)
Half → 25K
23:30 | 9:42/mi
30K· 18.64 mi
2:43:21
Rank: #16220 (-336)
25K → 30K
30:55 | 9:57/mi
20M
2:55:45
Rank: #15966 (+254)
30K → 20M
12:24 | 9:07/mi
21M
3:08:56
Rank: #16528 (-562)
20M → 21M
13:11 | 13:11/mi
35K· 21.75 mi
3:15:48
Rank: #16441 (+87)
21M → 35K
6:52 | 9:11/mi
23M
3:30:54
Rank: #16880 (-439)
35K → 23M
15:06 | 12:04/mi
24M
3:40:13
Rank: #16738 (+142)
23M → 24M
9:19 | 9:19/mi
40K· 24.85 mi
3:53:07
Rank: #17380 (-642)
24M → 40K
12:54 | 15:05/mi
25.2M
3:57:26
Rank: #17375 (+5)
40K → 25.2M
4:19 | 12:31/mi
Finish· 26.22 mi
4:06:48
Rank: #17265 (+110)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:56
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time2:17:52
Pace10:31 /mi
📊Positive Split: 26.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3225:328:1325:32
8:13
-
10K
6.21 mi11:42:0551:058:1325:33
8:13
0:00
15K
9.32 mi12:07:331:16:338:1325:28
8:12
-0:01
20K
12.43 mi12:34:091:43:098:1826:36
8:34
+0:22
Half
13.11 mi12:39:561:48:568:195:47
8:29
-0:05
25K
15.53 mi13:03:262:12:268:3223:30
9:42
+1:13
30K
18.64 mi13:34:212:43:218:4630:55
9:57
+0:15
20M
20.00 mi13:46:452:55:458:4712:24
9:07
-0:50
21M
21.00 mi13:59:563:08:569:0013:11
13:11
+4:04
35K
21.75 mi14:06:483:15:489:006:52
9:11
-4:00
23M
23.00 mi14:21:543:30:549:1015:06
12:04
+2:53
24M
24.00 mi14:31:133:40:139:119:19
9:19
-2:45
40K
24.85 mi14:44:073:53:079:2312:54
15:05
+5:46
25.2M
25.20 mi14:48:263:57:269:254:19
12:31
-2:34
Finish
26.22 mi14:57:484:06:489:259:22
9:11
-3:20

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

8:12 /mi

Average Pace

9:25 /mi

Slowest Pace

15:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:21:18

82% of race

Time at Slower Pace

45:30

18% of race

Average Pace: 9:25 /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 mi11:16:3225:328:1325:32
8:13
#16156
10K
6.21 mi11:42:0551:058:1325:33
8:13
#15885
15K
9.32 mi12:07:331:16:338:1325:28
8:12
#15440
20K
12.43 mi12:34:091:43:098:1826:36
8:34
#15289
Half
13.11 mi12:39:561:48:568:195:47
8:29
#15290
25K
15.53 mi13:03:262:12:268:3223:30
9:42
#15884
30K
18.64 mi13:34:212:43:218:4630:55
9:57
#16220
20M
20.00 mi13:46:452:55:458:4712:24
9:07
#15966
21M
21.00 mi13:59:563:08:569:0013:11
13:11
#16528
35K
21.75 mi14:06:483:15:489:006:52
9:11
#16441
23M
23.00 mi14:21:543:30:549:1015:06
12:04
#16880
24M
24.00 mi14:31:133:40:139:119:19
9:19
#16738
40K
24.85 mi14:44:073:53:079:2312:54
15:05
#17380
25.2M
25.20 mi14:48:263:57:269:254:19
12:31
#17375
Finish
26.22 mi14:57:484:06:489:259:22
9:11
#17265
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi161565657565714729(Top 58%)4805(Top 44%)4805(Top 103%)
10K6.21 mi3.10 mi15885+2715464+1935464+19315700(Top 61%)5351(Top 49%)5351(Top 115%)
15K9.32 mi3.11 mi15440+4455208+2565208+25614729(Top 58%)4805(Top 44%)4805(Top 103%)
20K12.43 mi3.11 mi15289+1515133+755133+7515150(Top 59%)5103(Top 47%)5103(Top 110%)
Half13.11 mi0.68 mi15290-15134-15134-115648(Top 61%)5448(Top 50%)5448(Top 117%)
25K15.53 mi2.42 mi15884-5945541-4075541-40718180(Top 71%)6930(Top 63%)6930(Top 149%)
30K18.64 mi3.11 mi16220-3365806-2655806-26517209(Top 67%)6630(Top 61%)6630(Top 142%)
20M20.00 mi1.36 mi15966+2545689+1175689+11712786(Top 50%)4461(Top 41%)4461(Top 96%)
21M21.00 mi1.00 mi16528-5626046-3576046-35721062(Top 82%)8818(Top 81%)8818(Top 189%)
35K21.75 mi0.75 mi16441+876010+366010+3614203(Top 56%)5446(Top 50%)5446(Top 117%)
23M23.00 mi1.25 mi16880-4396309-2996309-29920852(Top 82%)8815(Top 81%)8815(Top 189%)
24M24.00 mi1.00 mi16738+1426247+626247+6213650(Top 53%)5268(Top 48%)5268(Top 113%)
40K24.85 mi0.85 mi17380-6426640-3936640-39324593(Top 96%)10618(Top 97%)10618(Top 228%)
25.2M25.20 mi0.35 mi17375+56655-156655-1518586(Top 73%)7806(Top 71%)7806(Top 168%)
Finish26.22 mi1.02 mi17265+1106621+346621+3415144(Top 59%)6061(Top 55%)6061(Top 130%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

14729

Females

4805

F18-39

4805

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

15700

Females

5351

F18-39

5351

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

14729

Females

4805

F18-39

4805

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15150

Females

5103

F18-39

5103

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

15648

Females

5448

F18-39

5448

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

18180

Females

6930

F18-39

6930

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

17209

Females

6630

F18-39

6630

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

12786

Females

4461

F18-39

4461

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21062

Females

8818

F18-39

8818

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14203

Females

5446

F18-39

5446

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

20852

Females

8815

F18-39

8815

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

13650

Females

5268

F18-39

5268

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24593

Females

10618

F18-39

10618

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

18586

Females

7806

F18-39

7806

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2stories
+22ft-21ft

Overall

15144

Females

6061

F18-39

6061

Passing Analysis

Category:
Athletes Passed
2253
Passed By
3362
Net Change
-1109
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16156
5K → 10K428157+271#16156#15885
10K → 15K49651+445#15885#15440
15K → 20K296145+151#15440#15289
20K → Half3940-1#15289#15290
Half → 25K98692-594#15290#15884
25K → 30K148484-336#15884#16220
30K → 20M27117+254#16220#15966
20M → 21M10572-562#15966#16528
21M → 35K10720+87#16528#16441
35K → 23M25464-439#16441#16880
23M → 24M15917+142#16880#16738
24M → 40K11653-642#16738#17380
40K → 25.2M4237+5#17380#17375
25.2M → Finish12313+110#17375#17265
TOTALS22533362-1109
📊

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