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BOSTON MARATHON 2023

Morgan Jozwiak

Bib: 16616•F

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0:00
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 25%
Division (F18-39)
#0 / 4884
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:01
Rank: #8896
Start → 5K
23:01 | 7:25/mi
10K· 6.21 mi
46:27
Rank: #9802 (-906)
5K → 10K
23:26 | 7:33/mi
15K· 9.32 mi
1:10:03
Rank: #10207 (-405)
10K → 15K
23:36 | 7:36/mi
20K· 12.43 mi
1:34:20
Rank: #10631 (-424)
15K → 20K
24:17 | 7:49/mi
Half· 13.11 mi
1:39:37
Rank: #10718 (-87)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
1:58:54
Rank: #10943 (-225)
Half → 25K
19:17 | 7:57/mi
30K· 18.64 mi
2:24:40
Rank: #11255 (-312)
25K → 30K
25:46 | 8:18/mi
20M
2:36:03
Rank: #11382 (-127)
30K → 20M
11:23 | 8:23/mi
21M
2:45:10
Rank: #11563 (-181)
20M → 21M
9:07 | 9:07/mi
35K· 21.75 mi
2:51:05
Rank: #11543 (+20)
21M → 35K
5:55 | 7:55/mi
23M
3:01:21
Rank: #11507 (+36)
35K → 23M
10:16 | 8:12/mi
24M
3:09:14
Rank: #11451 (+56)
23M → 24M
7:53 | 7:53/mi
40K· 24.85 mi
3:16:14
Rank: #11438 (+13)
24M → 40K
7:00 | 8:11/mi
25.2M
3:19:16
Rank: #11430 (+8)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:27:22
Rank: #11418 (+12)
25.2M → Finish
8:06 | 7:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:37
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:47:45
Pace8:13 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1423:017:2523:01
7:25
-
10K
6.21 mi11:36:4046:277:2923:26
7:33
+0:08
15K
9.32 mi12:00:161:10:037:3123:36
7:36
+0:03
20K
12.43 mi12:24:331:34:207:3524:17
7:49
+0:13
Half
13.11 mi12:29:501:39:377:365:17
7:45
-0:04
25K
15.53 mi12:49:071:58:547:3919:17
7:57
+0:12
30K
18.64 mi13:14:532:24:407:4625:46
8:18
+0:21
20M
20.00 mi13:26:162:36:037:4811:23
8:23
+0:05
21M
21.00 mi13:35:232:45:107:529:07
9:07
+0:44
35K
21.75 mi13:41:182:51:057:525:55
7:55
-1:12
23M
23.00 mi13:51:343:01:217:5310:16
8:12
+0:17
24M
24.00 mi13:59:273:09:147:537:53
7:53
-0:19
40K
24.85 mi14:06:273:16:147:547:00
8:11
+0:18
25.2M
25.20 mi14:09:293:19:167:543:02
8:48
+0:37
Finish
26.22 mi14:17:353:27:227:558:06
7:57
-0:51

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

7:25 /mi

Average Pace

7:55 /mi

Slowest Pace

9:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:03

34% of race

Time at Steady Pace

1:10:45

34% of race

Time at Slower Pace

1:06:34

32% of race

Average Pace: 7:55 /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 mi11:13:1423:017:2523:01
7:25
#8896
10K
6.21 mi11:36:4046:277:2923:26
7:33
#9802
15K
9.32 mi12:00:161:10:037:3123:36
7:36
#10207
20K
12.43 mi12:24:331:34:207:3524:17
7:49
#10631
Half
13.11 mi12:29:501:39:377:365:17
7:45
#10718
25K
15.53 mi12:49:071:58:547:3919:17
7:57
#10943
30K
18.64 mi13:14:532:24:407:4625:46
8:18
#11255
20M
20.00 mi13:26:162:36:037:4811:23
8:23
#11382
21M
21.00 mi13:35:232:45:107:529:07
9:07
#11563
35K
21.75 mi13:41:182:51:057:525:55
7:55
#11543
23M
23.00 mi13:51:343:01:217:5310:16
8:12
#11507
24M
24.00 mi13:59:273:09:147:537:53
7:53
#11451
40K
24.85 mi14:06:273:16:147:547:00
8:11
#11438
25.2M
25.20 mi14:09:293:19:167:543:02
8:48
#11430
Finish
26.22 mi14:17:353:27:227:558:06
7:57
#11418
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi88961359135911000(Top 41%)2344(Top 21%)2344(Top 48%)
10K6.21 mi3.10 mi9802-9061745-3861745-38610834(Top 41%)2224(Top 19%)2224(Top 46%)
15K9.32 mi3.11 mi10207-4051915-1701915-17011000(Top 41%)2344(Top 21%)2344(Top 48%)
20K12.43 mi3.11 mi10631-4242146-2312146-23111884(Top 45%)2898(Top 25%)2898(Top 59%)
Half13.11 mi0.68 mi10718-872198-522198-5212272(Top 46%)3064(Top 27%)3064(Top 63%)
25K15.53 mi2.42 mi10943-2252320-1222320-12212340(Top 46%)3268(Top 29%)3268(Top 67%)
30K18.64 mi3.11 mi11255-3122566-2462566-24612984(Top 49%)3743(Top 33%)3743(Top 77%)
20M20.00 mi1.36 mi11382-1272645-792645-7912870(Top 48%)3780(Top 33%)3780(Top 77%)
21M21.00 mi1.00 mi11563-1812768-1232768-12314066(Top 53%)4513(Top 40%)4513(Top 92%)
35K21.75 mi0.75 mi11543+202769-12769-111485(Top 43%)3125(Top 27%)3125(Top 64%)
23M23.00 mi1.25 mi11507+362773-42773-411200(Top 42%)3112(Top 27%)3112(Top 64%)
24M24.00 mi1.00 mi11451+562763+102763+1010433(Top 39%)2799(Top 25%)2799(Top 57%)
40K24.85 mi0.85 mi11438+132778-152778-1511282(Top 42%)3291(Top 29%)3291(Top 67%)
25.2M25.20 mi0.35 mi11430+82789-112789-1111359(Top 43%)3371(Top 30%)3371(Top 69%)
Finish26.22 mi1.02 mi11418+122803-142803-1411751(Top 44%)3571(Top 31%)3571(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

11000

Females

2344

F18-39

2344

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10834

Females

2224

F18-39

2224

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

11000

Females

2344

F18-39

2344

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11884

Females

2898

F18-39

2898

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12272

Females

3064

F18-39

3064

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

12340

Females

3268

F18-39

3268

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12984

Females

3743

F18-39

3743

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12870

Females

3780

F18-39

3780

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

14066

Females

4513

F18-39

4513

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11485

Females

3125

F18-39

3125

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

11200

Females

3112

F18-39

3112

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10433

Females

2799

F18-39

2799

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11282

Females

3291

F18-39

3291

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11359

Females

3371

F18-39

3371

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

11751

Females

3571

F18-39

3571

Passing Analysis

Category:
Athletes Passed
912
Passed By
3432
Net Change
-2522
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8896
5K → 10K64970-906#8896#9802
10K → 15K70473-405#9802#10207
15K → 20K54478-424#10207#10631
20K → Half592-87#10631#10718
Half → 25K75300-225#10718#10943
25K → 30K99411-312#10943#11255
30K → 20M49176-127#11255#11382
20M → 21M42223-181#11382#11563
21M → 35K6343+20#11563#11543
35K → 23M11276+36#11543#11507
23M → 24M9337+56#11507#11451
24M → 40K6855+13#11451#11438
40K → 25.2M3527+8#11438#11430
25.2M → Finish8371+12#11430#11418
TOTALS9123432-2522
📊

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