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BOSTON MARATHON 2023

Karen Jones

Bib: 16972•F

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 24%
Division (F18-39)
#0 / 4884
Top 40%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:46
Rank: #13816
Start → 5K
24:46 | 7:58/mi
10K· 6.21 mi
48:36
Rank: #12898 (+918)
5K → 10K
23:50 | 7:40/mi
15K· 9.32 mi
1:12:44
Rank: #12716 (+182)
10K → 15K
24:08 | 7:46/mi
20K· 12.43 mi
1:36:56
Rank: #12406 (+310)
15K → 20K
24:12 | 7:47/mi
Half· 13.11 mi
1:42:09
Rank: #12338 (+68)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
2:01:13
Rank: #12202 (+136)
Half → 25K
19:04 | 7:52/mi
30K· 18.64 mi
2:26:25
Rank: #12077 (+125)
25K → 30K
25:12 | 8:07/mi
20M
2:37:32
Rank: #12019 (+58)
30K → 20M
11:07 | 8:11/mi
21M
2:45:57
Rank: #11884 (+135)
20M → 21M
8:25 | 8:25/mi
35K· 21.75 mi
2:51:57
Rank: #11892 (-8)
21M → 35K
6:00 | 8:01/mi
23M
3:02:07
Rank: #11802 (+90)
35K → 23M
10:10 | 8:07/mi
24M
3:09:55
Rank: #11696 (+106)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
3:16:41
Rank: #11596 (+100)
24M → 40K
6:46 | 7:55/mi
25.2M
3:19:33
Rank: #11517 (+79)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:27:01
Rank: #11298 (+219)
25.2M → Finish
7:28 | 7:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:44:52
Pace8:00 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:2724:467:5824:46
7:58
-
10K
6.21 mi11:39:1748:367:4923:50
7:40
-0:18
15K
9.32 mi12:03:251:12:447:4824:08
7:46
+0:06
20K
12.43 mi12:27:371:36:567:4824:12
7:47
+0:01
Half
13.11 mi12:32:501:42:097:485:13
7:39
-0:08
25K
15.53 mi12:51:542:01:137:4819:04
7:52
+0:13
30K
18.64 mi13:17:062:26:257:5125:12
8:07
+0:15
20M
20.00 mi13:28:132:37:327:5311:07
8:11
+0:04
21M
21.00 mi13:36:382:45:577:548:25
8:25
+0:14
35K
21.75 mi13:42:382:51:577:546:00
8:01
-0:24
23M
23.00 mi13:52:483:02:077:5510:10
8:07
+0:06
24M
24.00 mi14:00:363:09:557:557:48
7:48
-0:19
40K
24.85 mi14:07:223:16:417:556:46
7:55
+0:07
25.2M
25.20 mi14:10:143:19:337:552:52
8:19
+0:24
Finish
26.22 mi14:17:423:27:017:547:28
7:20
-0:59

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

7:20 /mi

Average Pace

7:54 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:15

72% of race

Time at Steady Pace

57:46

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:54 /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 mi11:15:2724:467:5824:46
7:58
#13816
10K
6.21 mi11:39:1748:367:4923:50
7:40
#12898
15K
9.32 mi12:03:251:12:447:4824:08
7:46
#12716
20K
12.43 mi12:27:371:36:567:4824:12
7:47
#12406
Half
13.11 mi12:32:501:42:097:485:13
7:39
#12338
25K
15.53 mi12:51:542:01:137:4819:04
7:52
#12202
30K
18.64 mi13:17:062:26:257:5125:12
8:07
#12077
20M
20.00 mi13:28:132:37:327:5311:07
8:11
#12019
21M
21.00 mi13:36:382:45:577:548:25
8:25
#11884
35K
21.75 mi13:42:382:51:577:546:00
8:01
#11892
23M
23.00 mi13:52:483:02:077:5510:10
8:07
#11802
24M
24.00 mi14:00:363:09:557:557:48
7:48
#11696
40K
24.85 mi14:07:223:16:417:556:46
7:55
#11596
25.2M
25.20 mi14:10:143:19:337:552:52
8:19
#11517
Finish
26.22 mi14:17:423:27:017:547:28
7:20
#11298
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi138163904390412454(Top 47%)3159(Top 28%)3159(Top 65%)
10K6.21 mi3.10 mi12898+9183379+5253379+52512007(Top 45%)2878(Top 25%)2878(Top 59%)
15K9.32 mi3.11 mi12716+1823291+883291+8812454(Top 47%)3159(Top 28%)3159(Top 65%)
20K12.43 mi3.11 mi12406+3103150+1413150+14111661(Top 44%)2772(Top 24%)2772(Top 57%)
Half13.11 mi0.68 mi12338+683110+403110+4011472(Top 43%)2613(Top 23%)2613(Top 54%)
25K15.53 mi2.42 mi12202+1363054+563054+5611652(Top 44%)2861(Top 25%)2861(Top 59%)
30K18.64 mi3.11 mi12077+1253017+373017+3711727(Top 44%)3028(Top 27%)3028(Top 62%)
20M20.00 mi1.36 mi12019+583013+43013+411576(Top 43%)3038(Top 27%)3038(Top 62%)
21M21.00 mi1.00 mi11884+1352945+682945+689995(Top 38%)2387(Top 21%)2387(Top 49%)
35K21.75 mi0.75 mi11892-82964-192964-1912287(Top 46%)3578(Top 31%)3578(Top 73%)
23M23.00 mi1.25 mi11802+902935+292935+2910627(Top 40%)2830(Top 25%)2830(Top 58%)
24M24.00 mi1.00 mi11696+1062894+412894+419832(Top 37%)2517(Top 22%)2517(Top 52%)
40K24.85 mi0.85 mi11596+1002859+352859+359484(Top 36%)2399(Top 21%)2399(Top 49%)
25.2M25.20 mi0.35 mi11517+792831+282831+288488(Top 32%)2039(Top 18%)2039(Top 42%)
Finish26.22 mi1.02 mi11298+2192737+942737+947346(Top 28%)1570(Top 14%)1570(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12454

Females

3159

F18-39

3159

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12007

Females

2878

F18-39

2878

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12454

Females

3159

F18-39

3159

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11661

Females

2772

F18-39

2772

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

11472

Females

2613

F18-39

2613

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11652

Females

2861

F18-39

2861

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11727

Females

3028

F18-39

3028

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

11576

Females

3038

F18-39

3038

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

9995

Females

2387

F18-39

2387

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12287

Females

3578

F18-39

3578

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10627

Females

2830

F18-39

2830

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9832

Females

2517

F18-39

2517

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9484

Females

2399

F18-39

2399

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8488

Females

2039

F18-39

2039

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7346

Females

1570

F18-39

1570

Passing Analysis

Category:
Athletes Passed
3193
Passed By
675
Net Change
+2518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13816
5K → 10K98062+918#13816#12898
10K → 15K306124+182#12898#12716
15K → 20K35646+310#12716#12406
20K → Half724+68#12406#12338
Half → 25K19256+136#12338#12202
25K → 30K262137+125#12202#12077
30K → 20M13274+58#12077#12019
20M → 21M16328+135#12019#11884
21M → 35K5159-8#11884#11892
35K → 23M13141+90#11892#11802
23M → 24M12620+106#11802#11696
24M → 40K11414+100#11696#11596
40K → 25.2M823+79#11596#11517
25.2M → Finish2267+219#11517#11298
TOTALS3193675+2518
📊

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