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BOSTON MARATHON 2023

Meghan Cohen

Bib: 19317•F

MN

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

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
8:32/mi
26:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:26/mi
52:43
↑ 79↓ 1380.4%
15K· 9.32 mi
8:32/mi
1:19:14
↑ 67↓ 78
20K· 12.43 mi
8:47/mi
1:46:32
↑ 106↓ 860.1%
Half· 13.11 mi
8:42/mi
1:52:28
↑ 19↓ 370.5%
25K· 15.53 mi
8:55/mi
2:14:04
↑ 66↓ 880.2%
30K· 18.64 mi
9:17/mi
2:42:56
↑ 181↓ 1480.2%
20M
9:32/mi
2:55:53
↑ 64↓ 500.2%
21M
10:30/mi
3:06:23
↑ 106↓ 241.6%
35K· 21.75 mi
9:16/mi
3:13:19
↑ 17↓ 861.7%
23M
9:46/mi
3:25:33
↑ 23↓ 630.6%
24M
9:31/mi
3:35:04
↓ 821.3%
40K· 24.85 mi
9:24/mi
3:43:06
↓ 200.3%
25.2M
9:57/mi
3:46:32
↑ 13↓ 160.2%
Finish· 26.22 mi
9:19/mi
3:56:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:28
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:03:34
Pace9:26 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:0426:328:3226:32
8:32
-
10K
6.21 mi11:47:1552:438:2926:11
8:26
-0:06
15K
9.32 mi12:13:461:19:148:3026:31
8:32
+0:06
20K
12.43 mi12:41:041:46:328:3427:18
8:47
+0:15
Half
13.11 mi12:47:001:52:288:355:56
8:42
-0:05
25K
15.53 mi13:08:362:14:048:3821:36
8:55
+0:13
30K
18.64 mi13:37:282:42:568:4428:52
9:17
+0:22
20M
20.00 mi13:50:252:55:538:4812:57
9:32
+0:15
21M
21.00 mi14:00:553:06:238:5310:30
10:30
+0:58
35K
21.75 mi14:07:513:13:198:536:56
9:16
-1:14
23M
23.00 mi14:20:053:25:338:5612:14
9:46
+0:30
24M
24.00 mi14:29:363:35:048:589:31
9:31
-0:15
40K
24.85 mi14:37:383:43:068:598:02
9:24
-0:07
25.2M
25.20 mi14:41:043:46:328:593:26
9:57
+0:33
Finish
26.22 mi14:50:343:56:029:019:30
9:19
-0:38

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

8:26 /mi

Average Pace

9:01 /mi

Slowest Pace

10:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:04

57% of race

Time at Steady Pace

1:15:48

32% of race

Time at Slower Pace

26:10

11% of race

Average Pace: 9:00 /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 mi11:21:0426:328:3226:32
8:32
#17855
10K
6.21 mi11:47:1552:438:2926:11
8:26
#17814
15K
9.32 mi12:13:461:19:148:3026:31
8:32
#17865
20K
12.43 mi12:41:041:46:328:3427:18
8:47
#18041
Half
13.11 mi12:47:001:52:288:355:56
8:42
#18084
25K
15.53 mi13:08:362:14:048:3821:36
8:55
#18151
30K
18.64 mi13:37:282:42:568:4428:52
9:17
#18221
20M
20.00 mi13:50:252:55:538:4812:57
9:32
#18312
21M
21.00 mi14:00:553:06:238:5310:30
10:30
#18400
35K
21.75 mi14:07:513:13:198:536:56
9:16
#18426
23M
23.00 mi14:20:053:25:338:5612:14
9:46
#18498
24M
24.00 mi14:29:363:35:048:589:31
9:31
#18554
40K
24.85 mi14:37:383:43:068:598:02
9:24
#18536
25.2M
25.20 mi14:41:043:46:328:593:26
9:57
#18505
Finish
26.22 mi14:50:343:56:029:019:30
9:19
#18568
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi178556460646018058(Top 68%)6538(Top 57%)6538(Top 348%)
10K6.21 mi3.10 mi17814+416412+486412+4817792(Top 67%)6369(Top 56%)6369(Top 339%)
15K9.32 mi3.11 mi17865-516444-326444-3218058(Top 68%)6538(Top 57%)6538(Top 348%)
20K12.43 mi3.11 mi18041-1766538-946538-9418609(Top 70%)6858(Top 60%)6858(Top 365%)
Half13.11 mi0.68 mi18084-436559-216559-2118966(Top 71%)7065(Top 62%)7065(Top 376%)
25K15.53 mi2.42 mi18151-676623-646623-6418512(Top 70%)6855(Top 60%)6855(Top 365%)
30K18.64 mi3.11 mi18221-706701-786701-7818598(Top 70%)6972(Top 61%)6972(Top 371%)
20M20.00 mi1.36 mi18312-916773-726773-7218982(Top 71%)7288(Top 64%)7288(Top 388%)
21M21.00 mi1.00 mi18400-886825-526825-5219607(Top 74%)7705(Top 67%)7705(Top 410%)
35K21.75 mi0.75 mi18426-266849-246849-2419024(Top 71%)7394(Top 65%)7394(Top 394%)
23M23.00 mi1.25 mi18498-726898-496898-4919345(Top 73%)7606(Top 67%)7606(Top 405%)
24M24.00 mi1.00 mi18554-566938-406938-4019280(Top 72%)7605(Top 67%)7605(Top 405%)
40K24.85 mi0.85 mi18536+186939-16939-117955(Top 67%)6927(Top 61%)6927(Top 369%)
25.2M25.20 mi0.35 mi18505+316928+116928+1117252(Top 65%)6578(Top 58%)6578(Top 350%)
Finish26.22 mi1.02 mi18568-636976-486976-4819470(Top 73%)7713(Top 68%)7713(Top 411%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

18058

Females

6538

F40-44

6538

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17792

Females

6369

F40-44

6369

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

18058

Females

6538

F40-44

6538

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

18609

Females

6858

F40-44

6858

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

18966

Females

7065

F40-44

7065

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

18512

Females

6855

F40-44

6855

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

18598

Females

6972

F40-44

6972

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

18982

Females

7288

F40-44

7288

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19607

Females

7705

F40-44

7705

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

19024

Females

7394

F40-44

7394

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

19345

Females

7606

F40-44

7606

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

19280

Females

7605

F40-44

7605

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17955

Females

6927

F40-44

6927

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17252

Females

6578

F40-44

6578

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

19470

Females

7713

F40-44

7713

Passing Analysis

Category:
Athletes Passed
1283
Passed By
1996
Net Change
-713
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17855
5K → 10K330289+41#17855#17814
10K → 15K171222-51#17814#17865
15K → 20K116292-176#17865#18041
20K → Half1558-43#18041#18084
Half → 25K105172-67#18084#18151
25K → 30K165235-70#18151#18221
30K → 20M61152-91#18221#18312
20M → 21M52140-88#18312#18400
21M → 35K4167-26#18400#18426
35K → 23M51123-72#18426#18498
23M → 24M3995-56#18498#18554
24M → 40K5941+18#18554#18536
40K → 25.2M4413+31#18536#18505
25.2M → Finish3497-63#18505#18568
TOTALS12831996-713
📊

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