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BOSTON MARATHON 2023

Leslie Morton

Bib: 23982•F

WA

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 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:49
Rank: #21450
Start → 5K
28:49 | 9:17/mi
10K· 6.21 mi
58:08
Rank: #21900 (-450)
5K → 10K
29:19 | 9:26/mi
15K· 9.32 mi
1:27:18
Rank: #21887 (+13)
10K → 15K
29:10 | 9:23/mi
20K· 12.43 mi
1:56:27
Rank: #21719 (+168)
15K → 20K
29:09 | 9:23/mi
Half· 13.11 mi
2:02:47
Rank: #21719
20K → Half
6:20 | 9:17/mi
25K· 15.53 mi
2:25:54
Rank: #21577 (+142)
Half → 25K
23:07 | 9:32/mi
30K· 18.64 mi
2:56:14
Rank: #21336 (+241)
25K → 30K
30:20 | 9:46/mi
20M
3:09:28
Rank: #21196 (+140)
30K → 20M
13:14 | 9:44/mi
21M
3:19:40
Rank: #21045 (+151)
20M → 21M
10:12 | 10:12/mi
35K· 21.75 mi
3:26:33
Rank: #20956 (+89)
21M → 35K
6:53 | 9:12/mi
23M
3:38:26
Rank: #20792 (+164)
35K → 23M
11:53 | 9:29/mi
24M
3:47:35
Rank: #20677 (+115)
23M → 24M
9:09 | 9:09/mi
40K· 24.85 mi
3:55:37
Rank: #20577 (+100)
24M → 40K
8:02 | 9:24/mi
25.2M
3:59:03
Rank: #20512 (+65)
40K → 25.2M
3:26 | 9:57/mi
Finish· 26.22 mi
4:08:05
Rank: #20409 (+103)
25.2M → Finish
9:02 | 8:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:47
Pace9:22 /mi
2nd Half
Distance13.11 mi
Time2:05:18
Pace9:33 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2928:499:1728:49
9:17
-
10K
6.21 mi11:52:4858:089:2129:19
9:26
+0:09
15K
9.32 mi12:21:581:27:189:2229:10
9:23
-0:03
20K
12.43 mi12:51:071:56:279:2229:09
9:23
0:00
Half
13.11 mi12:57:272:02:479:226:20
9:17
-0:06
25K
15.53 mi13:20:342:25:549:2423:07
9:32
+0:15
30K
18.64 mi13:50:542:56:149:2730:20
9:46
+0:14
20M
20.00 mi14:04:083:09:289:2813:14
9:44
-0:02
21M
21.00 mi14:14:203:19:409:3010:12
10:12
+0:28
35K
21.75 mi14:21:133:26:339:306:53
9:12
-1:00
23M
23.00 mi14:33:063:38:269:3011:53
9:29
+0:17
24M
24.00 mi14:42:153:47:359:299:09
9:09
-0:20
40K
24.85 mi14:50:173:55:379:298:02
9:24
+0:15
25.2M
25.20 mi14:53:433:59:039:293:26
9:57
+0:33
Finish
26.22 mi15:02:454:08:059:289:02
8:52
-1:05

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

8:52 /mi

Average Pace

9:28 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24:07

82% of race

Time at Steady Pace

43:58

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:28 /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 mi11:23:2928:499:1728:49
9:17
#21450
10K
6.21 mi11:52:4858:089:2129:19
9:26
#21900
15K
9.32 mi12:21:581:27:189:2229:10
9:23
#21887
20K
12.43 mi12:51:071:56:279:2229:09
9:23
#21719
Half
13.11 mi12:57:272:02:479:226:20
9:17
#21719
25K
15.53 mi13:20:342:25:549:2423:07
9:32
#21577
30K
18.64 mi13:50:542:56:149:2730:20
9:46
#21336
20M
20.00 mi14:04:083:09:289:2813:14
9:44
#21196
21M
21.00 mi14:14:203:19:409:3010:12
10:12
#21045
35K
21.75 mi14:21:133:26:339:306:53
9:12
#20956
23M
23.00 mi14:33:063:38:269:3011:53
9:29
#20792
24M
24.00 mi14:42:153:47:359:299:09
9:09
#20677
40K
24.85 mi14:50:173:55:379:298:02
9:24
#20577
25.2M
25.20 mi14:53:433:59:039:293:26
9:57
#20512
Finish
26.22 mi15:02:454:08:059:289:02
8:52
#20409
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi214508609860921925(Top 82%)8748(Top 77%)8748(Top 1660%)
10K6.21 mi3.10 mi21900-4508794-1858794-18522325(Top 84%)8991(Top 79%)8991(Top 1706%)
15K9.32 mi3.11 mi21887+138775+198775+1921925(Top 82%)8748(Top 77%)8748(Top 1660%)
20K12.43 mi3.11 mi21719+1688668+1078668+10721204(Top 80%)8345(Top 73%)8345(Top 1583%)
Half13.11 mi0.68 mi217198667+18667+121458(Top 81%)8487(Top 74%)8487(Top 1610%)
25K15.53 mi2.42 mi21577+1428586+818586+8120953(Top 79%)8243(Top 72%)8243(Top 1564%)
30K18.64 mi3.11 mi21336+2418471+1158471+11520347(Top 76%)7966(Top 70%)7966(Top 1512%)
20M20.00 mi1.36 mi21196+1408413+588413+5819686(Top 74%)7692(Top 67%)7692(Top 1460%)
21M21.00 mi1.00 mi21045+1518343+708343+7018737(Top 70%)7192(Top 63%)7192(Top 1365%)
35K21.75 mi0.75 mi20956+898297+468297+4618789(Top 71%)7279(Top 64%)7279(Top 1381%)
23M23.00 mi1.25 mi20792+1648212+858212+8518331(Top 69%)7037(Top 62%)7037(Top 1335%)
24M24.00 mi1.00 mi20677+1158163+498163+4917890(Top 67%)6859(Top 60%)6859(Top 1302%)
40K24.85 mi0.85 mi20577+1008121+428121+4217972(Top 68%)6944(Top 61%)6944(Top 1318%)
25.2M25.20 mi0.35 mi20512+658078+438078+4317285(Top 65%)6611(Top 58%)6611(Top 1254%)
Finish26.22 mi1.02 mi20409+1038033+458033+4517372(Top 65%)6580(Top 58%)6580(Top 1249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

21925

Females

8748

F60-64

8748

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22325

Females

8991

F60-64

8991

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

21925

Females

8748

F60-64

8748

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21204

Females

8345

F60-64

8345

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

21458

Females

8487

F60-64

8487

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

20953

Females

8243

F60-64

8243

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

20347

Females

7966

F60-64

7966

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19686

Females

7692

F60-64

7692

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18737

Females

7192

F60-64

7192

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18789

Females

7279

F60-64

7279

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18331

Females

7037

F60-64

7037

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

17890

Females

6859

F60-64

6859

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

17972

Females

6944

F60-64

6944

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17285

Females

6611

F60-64

6611

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

17372

Females

6580

F60-64

6580

Passing Analysis

Category:
Athletes Passed
1945
Passed By
904
Net Change
+1041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21450
5K → 10K103553-450#21450#21900
10K → 15K181168+13#21900#21887
15K → 20K22153+168#21887#21719
20K → Half20200#21719#21719
Half → 25K17634+142#21719#21577
25K → 30K26120+241#21577#21336
30K → 20M15717+140#21336#21196
20M → 21M1587+151#21196#21045
21M → 35K956+89#21045#20956
35K → 23M17511+164#20956#20792
23M → 24M1183+115#20792#20677
24M → 40K1055+100#20677#20577
40K → 25.2M672+65#20577#20512
25.2M → Finish1085+103#20512#20409
TOTALS1945904+1041
📊

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