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BOSTON MARATHON 2023

Laetitia Jacquin

Bib: 22156•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
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
8:52/mi
27:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:29/mi
53:52
↑ 79↓ 1380.4%
15K· 9.32 mi
8:27/mi
1:20:08
↑ 67↓ 78
20K· 12.43 mi
8:35/mi
1:46:48
↑ 106↓ 860.1%
Half· 13.11 mi
8:46/mi
1:52:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:59/mi
2:14:34
↑ 66↓ 880.2%
30K· 18.64 mi
9:26/mi
2:43:51
↑ 181↓ 1480.2%
20M
9:38/mi
2:56:57
↑ 64↓ 500.2%
21M
10:34/mi
3:07:31
↑ 106↓ 241.6%
35K· 21.75 mi
9:09/mi
3:14:22
↑ 17↓ 861.7%
23M
9:50/mi
3:26:41
↑ 23↓ 630.6%
24M
9:46/mi
3:36:27
↓ 821.3%
40K· 24.85 mi
9:55/mi
3:44:56
↓ 200.3%
25.2M
10:50/mi
3:48:40
↑ 13↓ 160.2%
Finish· 26.22 mi
9:46/mi
3:58:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:47
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time2:05:50
Pace9:36 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3527:328:5227:32
8:52
-
10K
6.21 mi12:11:5553:528:4026:20
8:29
-0:23
15K
9.32 mi12:38:111:20:088:3626:16
8:27
-0:02
20K
12.43 mi13:04:511:46:488:3626:40
8:35
+0:08
Half
13.11 mi13:10:501:52:478:365:59
8:46
+0:11
25K
15.53 mi13:32:372:14:348:4021:47
8:59
+0:13
30K
18.64 mi14:01:542:43:518:4729:17
9:26
+0:27
20M
20.00 mi14:15:002:56:578:5113:06
9:38
+0:12
21M
21.00 mi14:25:343:07:318:5610:34
10:34
+0:56
35K
21.75 mi14:32:253:14:228:566:51
9:09
-1:25
23M
23.00 mi14:44:443:26:418:5912:19
9:50
+0:41
24M
24.00 mi14:54:303:36:279:019:46
9:46
-0:04
40K
24.85 mi15:02:593:44:569:038:29
9:55
+0:09
25.2M
25.20 mi15:06:433:48:409:043:44
10:50
+0:55
Finish
26.22 mi15:16:403:58:379:069:57
9:46
-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

8:27 /mi

Average Pace

9:06 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:34

56% of race

Time at Steady Pace

1:08:57

29% of race

Time at Slower Pace

35:06

15% of race

Average Pace: 9:06 /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 mi11:45:3527:328:5227:32
8:52
#19818
10K
6.21 mi12:11:5553:528:4026:20
8:29
#18945
15K
9.32 mi12:38:111:20:088:3626:16
8:27
#18475
20K
12.43 mi13:04:511:46:488:3626:40
8:35
#18168
Half
13.11 mi13:10:501:52:478:365:59
8:46
#18232
25K
15.53 mi13:32:372:14:348:4021:47
8:59
#18357
30K
18.64 mi14:01:542:43:518:4729:17
9:26
#18517
20M
20.00 mi14:15:002:56:578:5113:06
9:38
#18594
21M
21.00 mi14:25:343:07:318:5610:34
10:34
#18694
35K
21.75 mi14:32:253:14:228:566:51
9:09
#18680
23M
23.00 mi14:44:443:26:418:5912:19
9:50
#18764
24M
24.00 mi14:54:303:36:279:019:46
9:46
#18836
40K
24.85 mi15:02:593:44:569:038:29
9:55
#18910
25.2M
25.20 mi15:06:433:48:409:043:44
10:50
#18938
Finish
26.22 mi15:16:403:58:379:069:57
9:46
#19059
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi198187699769917518(Top 66%)6228(Top 55%)6228(Top 343%)
10K6.21 mi3.10 mi18945+8737113+5867113+58618119(Top 68%)6548(Top 57%)6548(Top 360%)
15K9.32 mi3.11 mi18475+4706799+3146799+31417518(Top 66%)6228(Top 55%)6228(Top 343%)
20K12.43 mi3.11 mi18168+3076611+1886611+18817400(Top 65%)6171(Top 54%)6171(Top 340%)
Half13.11 mi0.68 mi18232-646653-426653-4219377(Top 73%)7310(Top 64%)7310(Top 402%)
25K15.53 mi2.42 mi18357-1256741-886741-8818883(Top 71%)7066(Top 62%)7066(Top 389%)
30K18.64 mi3.11 mi18517-1606877-1366877-13619155(Top 72%)7279(Top 64%)7279(Top 401%)
20M20.00 mi1.36 mi18594-776929-526929-5219367(Top 73%)7496(Top 66%)7496(Top 413%)
21M21.00 mi1.00 mi18694-1006985-566985-5619804(Top 74%)7818(Top 68%)7818(Top 430%)
35K21.75 mi0.75 mi18680+146983+26983+218597(Top 70%)7166(Top 63%)7166(Top 394%)
23M23.00 mi1.25 mi18764-847051-687051-6819536(Top 73%)7700(Top 67%)7700(Top 424%)
24M24.00 mi1.00 mi18836-727110-597110-5920116(Top 76%)8034(Top 70%)8034(Top 442%)
40K24.85 mi0.85 mi18910-747149-397149-3919759(Top 74%)7923(Top 69%)7923(Top 436%)
25.2M25.20 mi0.35 mi18938-287170-217170-2120053(Top 75%)8084(Top 71%)8084(Top 445%)
Finish26.22 mi1.02 mi19059-1217242-727242-7221036(Top 79%)8577(Top 75%)8577(Top 472%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

17518

Females

6228

F45-49

6228

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

18119

Females

6548

F45-49

6548

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

17518

Females

6228

F45-49

6228

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17400

Females

6171

F45-49

6171

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19377

Females

7310

F45-49

7310

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

18883

Females

7066

F45-49

7066

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

19155

Females

7279

F45-49

7279

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

19367

Females

7496

F45-49

7496

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19804

Females

7818

F45-49

7818

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

18597

Females

7166

F45-49

7166

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

19536

Females

7700

F45-49

7700

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

20116

Females

8034

F45-49

8034

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

19759

Females

7923

F45-49

7923

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

20053

Females

8084

F45-49

8084

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

21036

Females

8577

F45-49

8577

Passing Analysis

Category:
Athletes Passed
2384
Passed By
1625
Net Change
+759
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19818
5K → 10K96390+873#19818#18945
10K → 15K51949+470#18945#18475
15K → 20K34639+307#18475#18168
20K → Half1276-64#18168#18232
Half → 25K86211-125#18232#18357
25K → 30K133293-160#18357#18517
30K → 20M64141-77#18517#18594
20M → 21M57157-100#18594#18694
21M → 35K4935+14#18694#18680
35K → 23M55139-84#18680#18764
23M → 24M40112-72#18764#18836
24M → 40K26100-74#18836#18910
40K → 25.2M2048-28#18910#18938
25.2M → Finish14135-121#18938#19059
TOTALS23841625+759
📊

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