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BOSTON MARATHON 2023

Judith Dixon

Bib: 29360•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:06
Rank: #24301
Start → 5K
32:06 | 10:20/mi
10K· 6.21 mi
1:04:03
Rank: #24288 (+13)
5K → 10K
31:57 | 10:17/mi
15K· 9.32 mi
1:36:04
Rank: #24231 (+57)
10K → 15K
32:01 | 10:18/mi
20K· 12.43 mi
2:08:31
Rank: #24093 (+138)
15K → 20K
32:27 | 10:27/mi
Half· 13.11 mi
2:15:22
Rank: #24051 (+42)
20K → Half
6:51 | 10:02/mi
25K· 15.53 mi
2:41:26
Rank: #23949 (+102)
Half → 25K
26:04 | 10:45/mi
30K· 18.64 mi
3:13:35
Rank: #23592 (+357)
25K → 30K
32:09 | 10:21/mi
20M
3:27:45
Rank: #23462 (+130)
30K → 20M
14:10 | 10:25/mi
21M
3:38:51
Rank: #23346 (+116)
20M → 21M
11:06 | 11:06/mi
35K· 21.75 mi
3:46:16
Rank: #23256 (+90)
21M → 35K
7:25 | 9:55/mi
23M
4:00:06
Rank: #23222 (+34)
35K → 23M
13:50 | 11:03/mi
24M
4:10:13
Rank: #23140 (+82)
23M → 24M
10:07 | 10:07/mi
40K· 24.85 mi
4:19:19
Rank: #23064 (+76)
24M → 40K
9:06 | 10:39/mi
25.2M
4:24:16
Rank: #23121 (-57)
40K → 25.2M
4:57 | 14:21/mi
Finish· 26.22 mi
4:34:24
Rank: #23064 (+57)
25.2M → Finish
10:08 | 9:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:22
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:19:02
Pace10:36 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4032:0610:2032:06
10:20
-
10K
6.21 mi12:25:371:04:0310:1831:57
10:17
-0:03
15K
9.32 mi12:57:381:36:0410:1832:01
10:18
+0:01
20K
12.43 mi13:30:052:08:3110:2032:27
10:27
+0:09
Half
13.11 mi13:36:562:15:2210:206:51
10:02
-0:25
25K
15.53 mi14:03:002:41:2610:2426:04
10:45
+0:43
30K
18.64 mi14:35:093:13:3510:2332:09
10:21
-0:24
20M
20.00 mi14:49:193:27:4510:2314:10
10:25
+0:04
21M
21.00 mi15:00:253:38:5110:2511:06
11:06
+0:41
35K
21.75 mi15:07:503:46:1610:247:25
9:55
-1:11
23M
23.00 mi15:21:404:00:0610:2613:50
11:03
+1:08
24M
24.00 mi15:31:474:10:1310:2610:07
10:07
-0:56
40K
24.85 mi15:40:534:19:1910:269:06
10:39
+0:32
25.2M
25.20 mi15:45:504:24:1610:294:57
14:21
+3:42
Finish
26.22 mi15:55:584:34:2410:2810:08
9:57
-4:24

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

9:55 /mi

Average Pace

10:28 /mi

Slowest Pace

14:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

4:04:31

89% of race

Time at Slower Pace

29:53

11% of race

Average Pace: 10:28 /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 mi11:53:4032:0610:2032:06
10:20
#24301
10K
6.21 mi12:25:371:04:0310:1831:57
10:17
#24288
15K
9.32 mi12:57:381:36:0410:1832:01
10:18
#24231
20K
12.43 mi13:30:052:08:3110:2032:27
10:27
#24093
Half
13.11 mi13:36:562:15:2210:206:51
10:02
#24051
25K
15.53 mi14:03:002:41:2610:2426:04
10:45
#23949
30K
18.64 mi14:35:093:13:3510:2332:09
10:21
#23592
20M
20.00 mi14:49:193:27:4510:2314:10
10:25
#23462
21M
21.00 mi15:00:253:38:5110:2511:06
11:06
#23346
35K
21.75 mi15:07:503:46:1610:247:25
9:55
#23256
23M
23.00 mi15:21:404:00:0610:2613:50
11:03
#23222
24M
24.00 mi15:31:474:10:1310:2610:07
10:07
#23140
40K
24.85 mi15:40:534:19:1910:269:06
10:39
#23064
25.2M
25.20 mi15:45:504:24:1610:294:57
14:21
#23121
Finish
26.22 mi15:55:584:34:2410:2810:08
9:57
#23064
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi24301100411004124107(Top 91%)9951(Top 87%)9951(Top 1221%)
10K6.21 mi3.10 mi24288+1310046-510046-524274(Top 91%)10042(Top 88%)10042(Top 1232%)
15K9.32 mi3.11 mi24231+5710019+2710019+2724107(Top 91%)9951(Top 87%)9951(Top 1221%)
20K12.43 mi3.11 mi24093+1389943+769943+7623745(Top 89%)9771(Top 86%)9771(Top 1199%)
Half13.11 mi0.68 mi24051+429921+229921+2223375(Top 88%)9558(Top 84%)9558(Top 1173%)
25K15.53 mi2.42 mi23949+1029868+539868+5323590(Top 89%)9726(Top 85%)9726(Top 1193%)
30K18.64 mi3.11 mi23592+3579693+1759693+17521887(Top 82%)8842(Top 77%)8842(Top 1085%)
20M20.00 mi1.36 mi23462+1309641+529641+5221576(Top 81%)8744(Top 77%)8744(Top 1073%)
21M21.00 mi1.00 mi23346+1169583+589583+5821051(Top 79%)8495(Top 74%)8495(Top 1042%)
35K21.75 mi0.75 mi23256+909543+409543+4021078(Top 79%)8540(Top 75%)8540(Top 1048%)
23M23.00 mi1.25 mi23222+349535+89535+822431(Top 84%)9285(Top 81%)9285(Top 1139%)
24M24.00 mi1.00 mi23140+829501+349501+3421128(Top 79%)8627(Top 76%)8627(Top 1059%)
40K24.85 mi0.85 mi23064+769476+259476+2521593(Top 81%)8944(Top 78%)8944(Top 1097%)
25.2M25.20 mi0.35 mi23121-579507-319507-3125285(Top 95%)10816(Top 95%)10816(Top 1327%)
Finish26.22 mi1.02 mi23064+579476+319476+3121628(Top 81%)8928(Top 78%)8928(Top 1095%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

24107

Females

9951

F55-59

9951

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24274

Females

10042

F55-59

10042

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

24107

Females

9951

F55-59

9951

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23745

Females

9771

F55-59

9771

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

23375

Females

9558

F55-59

9558

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23590

Females

9726

F55-59

9726

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

21887

Females

8842

F55-59

8842

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21576

Females

8744

F55-59

8744

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

21051

Females

8495

F55-59

8495

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

21078

Females

8540

F55-59

8540

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

22431

Females

9285

F55-59

9285

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

21128

Females

8627

F55-59

8627

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21593

Females

8944

F55-59

8944

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25285

Females

10816

F55-59

10816

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

21628

Females

8928

F55-59

8928

Passing Analysis

Category:
Athletes Passed
1727
Passed By
490
Net Change
+1237
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24301
5K → 10K200187+13#24301#24288
10K → 15K159102+57#24288#24231
15K → 20K17234+138#24231#24093
20K → Half486+42#24093#24051
Half → 25K14543+102#24051#23949
25K → 30K3625+357#23949#23592
30K → 20M1366+130#23592#23462
20M → 21M1193+116#23462#23346
21M → 35K933+90#23346#23256
35K → 23M5824+34#23256#23222
23M → 24M853+82#23222#23140
24M → 40K837+76#23140#23064
40K → 25.2M259-57#23064#23121
25.2M → Finish658+57#23121#23064
TOTALS1727490+1237
📊

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