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BOSTON MARATHON 2023

Sue Marshall

Bib: 23332•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Top 36%
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
8:47/mi
27:17
↑ 97↓ 3451.5%
10K· 6.21 mi
9:01/mi
55:18
↑ 79↓ 1380.4%
15K· 9.32 mi
9:16/mi
1:24:05
↑ 67↓ 78
20K· 12.43 mi
9:26/mi
1:53:23
↑ 106↓ 860.1%
Half· 13.11 mi
9:16/mi
1:59:42
↑ 19↓ 370.5%
25K· 15.53 mi
9:30/mi
2:22:44
↑ 66↓ 880.2%
30K· 18.64 mi
9:49/mi
2:53:15
↑ 181↓ 1480.2%
20M
9:51/mi
3:06:38
↑ 64↓ 500.2%
21M
10:33/mi
3:17:11
↑ 106↓ 241.6%
35K· 21.75 mi
9:19/mi
3:24:09
↑ 17↓ 861.7%
23M
9:37/mi
3:36:11
↑ 23↓ 630.6%
24M
9:16/mi
3:45:27
↓ 821.3%
40K· 24.85 mi
9:24/mi
3:53:29
↓ 200.3%
25.2M
9:54/mi
3:56:54
↑ 13↓ 160.2%
Finish· 26.22 mi
9:06/mi
4:06:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:42
Pace9:08 /mi
2nd Half
Distance13.11 mi
Time2:06:28
Pace9:39 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:3027:178:4727:17
8:47
-
10K
6.21 mi11:52:3155:188:5428:01
9:01
+0:14
15K
9.32 mi12:21:181:24:059:0128:47
9:16
+0:15
20K
12.43 mi12:50:361:53:239:0729:18
9:26
+0:10
Half
13.11 mi12:56:551:59:429:086:19
9:16
-0:10
25K
15.53 mi13:19:572:22:449:1123:02
9:30
+0:14
30K
18.64 mi13:50:282:53:159:1830:31
9:49
+0:19
20M
20.00 mi14:03:513:06:389:2013:23
9:51
+0:02
21M
21.00 mi14:14:243:17:119:2310:33
10:33
+0:42
35K
21.75 mi14:21:223:24:099:236:58
9:19
-1:14
23M
23.00 mi14:33:243:36:119:2412:02
9:37
+0:18
24M
24.00 mi14:42:403:45:279:249:16
9:16
-0:21
40K
24.85 mi14:50:423:53:299:248:02
9:24
+0:08
25.2M
25.20 mi14:54:073:56:549:243:25
9:54
+0:30
Finish
26.22 mi15:03:234:06:109:249:16
9:06
-0:48

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

8:47 /mi

Average Pace

9:24 /mi

Slowest Pace

10:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:34

26% of race

Time at Steady Pace

1:51:42

45% of race

Time at Slower Pace

1:09:54

28% of race

Average Pace: 9:23 /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 mi11:24:3027:178:4727:17
8:47
#19370
10K
6.21 mi11:52:3155:188:5428:01
9:01
#20193
15K
9.32 mi12:21:181:24:059:0128:47
9:16
#20666
20K
12.43 mi12:50:361:53:239:0729:18
9:26
#20886
Half
13.11 mi12:56:551:59:429:086:19
9:16
#20908
25K
15.53 mi13:19:572:22:449:1123:02
9:30
#20892
30K
18.64 mi13:50:282:53:159:1830:31
9:49
#20802
20M
20.00 mi14:03:513:06:389:2013:23
9:51
#20709
21M
21.00 mi14:14:243:17:119:2310:33
10:33
#20645
35K
21.75 mi14:21:223:24:099:236:58
9:19
#20591
23M
23.00 mi14:33:243:36:119:2412:02
9:37
#20461
24M
24.00 mi14:42:403:45:279:249:16
9:16
#20371
40K
24.85 mi14:50:423:53:299:248:02
9:24
#20274
25.2M
25.20 mi14:54:073:56:549:243:25
9:54
#20234
Finish
26.22 mi15:03:234:06:109:249:16
9:06
#20179
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi193707421742121533(Top 81%)8519(Top 75%)8519(Top 1617%)
10K6.21 mi3.10 mi20193-8237868-4477868-44720953(Top 79%)8233(Top 72%)8233(Top 1562%)
15K9.32 mi3.11 mi20666-4738106-2388106-23821533(Top 81%)8519(Top 75%)8519(Top 1617%)
20K12.43 mi3.11 mi20886-2208212-1068212-10621326(Top 80%)8416(Top 74%)8416(Top 1597%)
Half13.11 mi0.68 mi20908-228214-28214-221360(Top 80%)8432(Top 74%)8432(Top 1600%)
25K15.53 mi2.42 mi20892+168198+168198+1620839(Top 78%)8184(Top 72%)8184(Top 1553%)
30K18.64 mi3.11 mi20802+908160+388160+3820518(Top 77%)8066(Top 71%)8066(Top 1531%)
20M20.00 mi1.36 mi20709+938134+268134+2620020(Top 75%)7866(Top 69%)7866(Top 1493%)
21M21.00 mi1.00 mi20645+648105+298105+2919752(Top 74%)7793(Top 68%)7793(Top 1479%)
35K21.75 mi0.75 mi20591+548088+178088+1719241(Top 72%)7524(Top 66%)7524(Top 1428%)
23M23.00 mi1.25 mi20461+1308033+558033+5518788(Top 71%)7292(Top 64%)7292(Top 1384%)
24M24.00 mi1.00 mi20371+907987+467987+4618362(Top 69%)7095(Top 62%)7095(Top 1346%)
40K24.85 mi0.85 mi20274+977945+427945+4217969(Top 67%)6941(Top 61%)6941(Top 1317%)
25.2M25.20 mi0.35 mi20234+407925+207925+2017107(Top 64%)6499(Top 57%)6499(Top 1233%)
Finish26.22 mi1.02 mi20179+557906+197906+1918462(Top 69%)7158(Top 63%)7158(Top 1358%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

21533

Females

8519

F60-64

8519

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20953

Females

8233

F60-64

8233

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

21533

Females

8519

F60-64

8519

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21326

Females

8416

F60-64

8416

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

21360

Females

8432

F60-64

8432

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

20839

Females

8184

F60-64

8184

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20518

Females

8066

F60-64

8066

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

20020

Females

7866

F60-64

7866

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19752

Females

7793

F60-64

7793

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

19241

Females

7524

F60-64

7524

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18788

Females

7292

F60-64

7292

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

18362

Females

7095

F60-64

7095

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17969

Females

6941

F60-64

6941

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17107

Females

6499

F60-64

6499

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

18462

Females

7158

F60-64

7158

Passing Analysis

Category:
Athletes Passed
1291
Passed By
2100
Net Change
-809
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19370
5K → 10K76899-823#19370#20193
10K → 15K58531-473#20193#20666
15K → 20K89309-220#20666#20886
20K → Half2446-22#20886#20908
Half → 25K10791+16#20908#20892
25K → 30K18898+90#20892#20802
30K → 20M11926+93#20802#20709
20M → 21M10743+64#20709#20645
21M → 35K6915+54#20645#20591
35K → 23M1388+130#20591#20461
23M → 24M966+90#20461#20371
24M → 40K1069+97#20371#20274
40K → 25.2M422+40#20274#20234
25.2M → Finish7217+55#20234#20179
TOTALS12912100-809
📊

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