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BOSTON MARATHON 2023

Jessica Matthews

Bib: 10802•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 24%
Gender (Female)
#0 / 11423
Top 6%
Division (F18-39)
#0 / 4884
Top 11%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:38
Rank: #8031
Start → 5K
22:38 | 7:17/mi
10K· 6.21 mi
44:45
Rank: #7783 (+248)
5K → 10K
22:07 | 7:07/mi
15K· 9.32 mi
1:06:45
Rank: #7502 (+281)
10K → 15K
22:00 | 7:05/mi
20K· 12.43 mi
1:28:55
Rank: #7251 (+251)
15K → 20K
22:10 | 7:08/mi
Half· 13.11 mi
1:33:43
Rank: #7228 (+23)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:50:42
Rank: #6927 (+301)
Half → 25K
16:59 | 7:00/mi
30K· 18.64 mi
2:13:19
Rank: #6698 (+229)
25K → 30K
22:37 | 7:17/mi
20M
2:23:14
Rank: #6593 (+105)
30K → 20M
9:55 | 7:18/mi
21M
2:31:07
Rank: #6565 (+28)
20M → 21M
7:53 | 7:53/mi
35K· 21.75 mi
2:36:13
Rank: #6447 (+118)
21M → 35K
5:06 | 6:49/mi
23M
2:45:21
Rank: #6339 (+108)
35K → 23M
9:08 | 7:18/mi
24M
2:52:28
Rank: #6235 (+104)
23M → 24M
7:07 | 7:07/mi
40K· 24.85 mi
2:58:50
Rank: #6208 (+27)
24M → 40K
6:22 | 7:27/mi
25.2M
3:01:43
Rank: #6217 (-9)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:09:27
Rank: #6288 (-71)
25.2M → Finish
7:44 | 7:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:43
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:35:44
Pace7:18 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0022:387:1722:38
7:17
-
10K
6.21 mi11:11:0744:457:1222:07
7:07
-0:10
15K
9.32 mi11:33:071:06:457:1022:00
7:05
-0:02
20K
12.43 mi11:55:171:28:557:0922:10
7:08
+0:03
Half
13.11 mi12:00:051:33:437:094:48
7:02
-0:06
25K
15.53 mi12:17:041:50:427:0816:59
7:00
-0:02
30K
18.64 mi12:39:412:13:197:0922:37
7:17
+0:17
20M
20.00 mi12:49:362:23:147:109:55
7:18
+0:01
21M
21.00 mi12:57:292:31:077:127:53
7:53
+0:35
35K
21.75 mi13:02:352:36:137:115:06
6:49
-1:04
23M
23.00 mi13:11:432:45:217:119:08
7:18
+0:29
24M
24.00 mi13:18:502:52:287:117:07
7:07
-0:11
40K
24.85 mi13:25:122:58:507:126:22
7:27
+0:20
25.2M
25.20 mi13:28:053:01:437:132:53
8:22
+0:55
Finish
26.22 mi13:35:493:09:277:147:44
7:35
-0:47

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

6:49 /mi

Average Pace

7:14 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:53

26% of race

Time at Steady Pace

2:02:04

64% of race

Time at Slower Pace

18:30

10% of race

Average Pace: 7:14 /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 mi10:49:0022:387:1722:38
7:17
#8031
10K
6.21 mi11:11:0744:457:1222:07
7:07
#7783
15K
9.32 mi11:33:071:06:457:1022:00
7:05
#7502
20K
12.43 mi11:55:171:28:557:0922:10
7:08
#7251
Half
13.11 mi12:00:051:33:437:094:48
7:02
#7228
25K
15.53 mi12:17:041:50:427:0816:59
7:00
#6927
30K
18.64 mi12:39:412:13:197:0922:37
7:17
#6698
20M
20.00 mi12:49:362:23:147:109:55
7:18
#6593
21M
21.00 mi12:57:292:31:077:127:53
7:53
#6565
35K
21.75 mi13:02:352:36:137:115:06
6:49
#6447
23M
23.00 mi13:11:432:45:217:119:08
7:18
#6339
24M
24.00 mi13:18:502:52:287:117:07
7:07
#6235
40K
24.85 mi13:25:122:58:507:126:22
7:27
#6208
25.2M
25.20 mi13:28:053:01:437:132:53
8:22
#6217
Finish
26.22 mi13:35:493:09:277:147:44
7:35
#6288
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8031102010207050(Top 26%)760(Top 7%)760(Top 16%)
10K6.21 mi3.10 mi7783+248941+79941+797570(Top 28%)907(Top 8%)907(Top 19%)
15K9.32 mi3.11 mi7502+281868+73868+737050(Top 26%)760(Top 7%)760(Top 16%)
20K12.43 mi3.11 mi7251+251810+58810+586745(Top 25%)716(Top 6%)716(Top 15%)
Half13.11 mi0.68 mi7228+23805+5805+56806(Top 26%)703(Top 6%)703(Top 14%)
25K15.53 mi2.42 mi6927+301731+74731+745623(Top 21%)463(Top 4%)463(Top 9%)
30K18.64 mi3.11 mi6698+229700+31700+315924(Top 22%)600(Top 5%)600(Top 12%)
20M20.00 mi1.36 mi6593+105689+11689+115644(Top 21%)609(Top 5%)609(Top 12%)
21M21.00 mi1.00 mi6565+28699-10699-106657(Top 25%)1000(Top 9%)1000(Top 20%)
35K21.75 mi0.75 mi6447+118672+27672+274364(Top 16%)373(Top 3%)373(Top 8%)
23M23.00 mi1.25 mi6339+108654+18654+185309(Top 20%)617(Top 5%)617(Top 13%)
24M24.00 mi1.00 mi6235+104637+17637+175314(Top 20%)658(Top 6%)658(Top 13%)
40K24.85 mi0.85 mi6208+27644-7644-76389(Top 24%)1107(Top 10%)1107(Top 23%)
25.2M25.20 mi0.35 mi6217-9653-9653-98690(Top 33%)2093(Top 18%)2093(Top 43%)
Finish26.22 mi1.02 mi6288-71680-27680-279215(Top 35%)2324(Top 20%)2324(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7050

Females

760

F18-39

760

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7570

Females

907

F18-39

907

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7050

Females

760

F18-39

760

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6745

Females

716

F18-39

716

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6806

Females

703

F18-39

703

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5623

Females

463

F18-39

463

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5924

Females

600

F18-39

600

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5644

Females

609

F18-39

609

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6657

Females

1000

F18-39

1000

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4364

Females

373

F18-39

373

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5309

Females

617

F18-39

617

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5314

Females

658

F18-39

658

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6389

Females

1107

F18-39

1107

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8690

Females

2093

F18-39

2093

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9215

Females

2324

F18-39

2324

Passing Analysis

Category:
Athletes Passed
2207
Passed By
464
Net Change
+1743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8031
5K → 10K382134+248#8031#7783
10K → 15K31534+281#7783#7502
15K → 20K26716+251#7502#7251
20K → Half285+23#7251#7228
Half → 25K3021+301#7228#6927
25K → 30K25223+229#6927#6698
30K → 20M11914+105#6698#6593
20M → 21M7547+28#6593#6565
21M → 35K1180+118#6565#6447
35K → 23M12719+108#6447#6339
23M → 24M11511+104#6339#6235
24M → 40K5831+27#6235#6208
40K → 25.2M1524-9#6208#6217
25.2M → Finish34105-71#6217#6288
TOTALS2207464+1743
📊

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