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BOSTON MARATHON 2023

Marian Lawson

Bib: 24510•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F65-69)
#0 / 221
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
10:53/mi
33:48
↑ 97↓ 3451.5%
10K· 6.21 mi
10:41/mi
1:07:01
↑ 79↓ 1380.4%
15K· 9.32 mi
11:04/mi
1:41:25
↑ 67↓ 78
20K· 12.43 mi
11:21/mi
2:16:42
↑ 106↓ 860.1%
Half· 13.11 mi
11:27/mi
2:24:31
↑ 19↓ 370.5%
25K· 15.53 mi
11:29/mi
2:52:21
↑ 66↓ 880.2%
30K· 18.64 mi
12:04/mi
3:29:49
↑ 181↓ 1480.2%
20M
12:31/mi
3:46:49
↑ 64↓ 500.2%
21M
13:49/mi
4:00:38
↑ 106↓ 241.6%
35K· 21.75 mi
11:11/mi
4:09:00
↑ 17↓ 861.7%
23M
12:13/mi
4:24:18
↑ 23↓ 630.6%
24M
11:44/mi
4:36:02
↓ 821.3%
40K· 24.85 mi
12:57/mi
4:47:06
↓ 200.3%
25.2M
14:21/mi
4:52:03
↑ 13↓ 160.2%
Finish· 26.22 mi
12:13/mi
5:04:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:31
Pace11:01 /mi
2nd Half
Distance13.11 mi
Time2:39:59
Pace12:12 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0333:4810:5333:48
10:53
-
10K
6.21 mi12:22:161:07:0110:4733:13
10:41
-0:12
15K
9.32 mi12:56:401:41:2510:5334:24
11:04
+0:23
20K
12.43 mi13:31:572:16:4211:0035:17
11:21
+0:17
Half
13.11 mi13:39:462:24:3111:017:49
11:27
+0:06
25K
15.53 mi14:07:362:52:2111:0627:50
11:29
+0:02
30K
18.64 mi14:45:043:29:4911:1537:28
12:04
+0:35
20M
20.00 mi15:02:043:46:4911:2017:00
12:31
+0:27
21M
21.00 mi15:15:534:00:3811:2813:49
13:49
+1:18
35K
21.75 mi15:24:154:09:0011:278:22
11:11
-2:38
23M
23.00 mi15:39:334:24:1811:2915:18
12:13
+1:02
24M
24.00 mi15:51:174:36:0211:3011:44
11:44
-0:29
40K
24.85 mi16:02:214:47:0611:3311:04
12:57
+1:13
25.2M
25.20 mi16:07:184:52:0311:354:57
14:21
+1:24
Finish
26.22 mi16:19:455:04:3011:3712:27
12:13
-2:08

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

10:41 /mi

Average Pace

11:37 /mi

Slowest Pace

14:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:47

36% of race

Time at Steady Pace

2:27:53

49% of race

Time at Slower Pace

46:50

15% of race

Average Pace: 11:37 /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 mi11:49:0333:4810:5333:48
10:53
#25506
10K
6.21 mi12:22:161:07:0110:4733:13
10:41
#25240
15K
9.32 mi12:56:401:41:2510:5334:24
11:04
#25265
20K
12.43 mi13:31:572:16:4211:0035:17
11:21
#25213
Half
13.11 mi13:39:462:24:3111:017:49
11:27
#25249
25K
15.53 mi14:07:362:52:2111:0627:50
11:29
#25142
30K
18.64 mi14:45:043:29:4911:1537:28
12:04
#25041
20M
20.00 mi15:02:043:46:4911:2017:00
12:31
#25026
21M
21.00 mi15:15:534:00:3811:2813:49
13:49
#25048
35K
21.75 mi15:24:154:09:0011:278:22
11:11
#25011
23M
23.00 mi15:39:334:24:1811:2915:18
12:13
#24976
24M
24.00 mi15:51:174:36:0211:3011:44
11:44
#24967
40K
24.85 mi16:02:214:47:0611:3311:04
12:57
#24976
25.2M
25.20 mi16:07:184:52:0311:354:57
14:21
#24990
Finish
26.22 mi16:19:455:04:3011:3712:27
12:13
#25024
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi25506107271072725290(Top 95%)10626(Top 93%)10626(Top 4808%)
10K6.21 mi3.10 mi25240+26610563+16410563+16425010(Top 94%)10446(Top 91%)10446(Top 4727%)
15K9.32 mi3.11 mi25265-2510595-3210595-3225290(Top 95%)10626(Top 93%)10626(Top 4808%)
20K12.43 mi3.11 mi25213+5210577+1810577+1825073(Top 94%)10524(Top 92%)10524(Top 4762%)
Half13.11 mi0.68 mi25249-3610598-2110598-2125454(Top 96%)10760(Top 94%)10760(Top 4869%)
25K15.53 mi2.42 mi25142+10710547+5110547+5124640(Top 93%)10306(Top 90%)10306(Top 4663%)
30K18.64 mi3.11 mi25041+10110508+3910508+3924567(Top 92%)10319(Top 90%)10319(Top 4669%)
20M20.00 mi1.36 mi25026+1510511-310511-324757(Top 93%)10479(Top 92%)10479(Top 4742%)
21M21.00 mi1.00 mi25048-2210531-2010531-2024885(Top 93%)10550(Top 92%)10550(Top 4774%)
35K21.75 mi0.75 mi25011+3710522+910522+923641(Top 89%)9960(Top 87%)9960(Top 4507%)
23M23.00 mi1.25 mi24976+3510505+1710505+1724271(Top 91%)10274(Top 90%)10274(Top 4649%)
24M24.00 mi1.00 mi24967+910510-510510-524196(Top 91%)10275(Top 90%)10275(Top 4649%)
40K24.85 mi0.85 mi24976-910520-1010520-1024897(Top 94%)10622(Top 93%)10622(Top 4806%)
25.2M25.20 mi0.35 mi24990-1410530-1010530-1025289(Top 95%)10820(Top 95%)10820(Top 4896%)
Finish26.22 mi1.02 mi25024-3410552-2210552-2225438(Top 96%)10887(Top 95%)10887(Top 4926%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

25290

Females

10626

F65-69

10626

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

25010

Females

10446

F65-69

10446

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

25290

Females

10626

F65-69

10626

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

25073

Females

10524

F65-69

10524

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25454

Females

10760

F65-69

10760

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

24640

Females

10306

F65-69

10306

25K→30K

15.5 - 18.6 mi

Top 92%
×9story building
+181ft-148ft

Overall

24567

Females

10319

F65-69

10319

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

24757

Females

10479

F65-69

10479

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

24885

Females

10550

F65-69

10550

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

23641

Females

9960

F65-69

9960

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24271

Females

10274

F65-69

10274

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

24196

Females

10275

F65-69

10275

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24897

Females

10622

F65-69

10622

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25289

Females

10820

F65-69

10820

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

25438

Females

10887

F65-69

10887

Passing Analysis

Category:
Athletes Passed
1045
Passed By
563
Net Change
+482
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25506
5K → 10K32761+266#25506#25240
10K → 15K102127-25#25240#25265
15K → 20K11361+52#25265#25213
20K → Half1248-36#25213#25249
Half → 25K13730+107#25249#25142
25K → 30K13130+101#25142#25041
30K → 20M5237+15#25041#25026
20M → 21M2143-22#25026#25048
21M → 35K447+37#25048#25011
35K → 23M4914+35#25011#24976
23M → 24M2920+9#24976#24967
24M → 40K1928-9#24967#24976
40K → 25.2M418-14#24976#24990
25.2M → Finish539-34#24990#25024
TOTALS1045563+482
📊

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