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BOSTON MARATHON 2023

Megan Mizer

Bib: 14817•F

VA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 23%
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
24:10
Rank: #12172
Start → 5K
24:10 | 7:47/mi
10K· 6.21 mi
48:01
Rank: #12086 (+86)
5K → 10K
23:51 | 7:41/mi
15K· 9.32 mi
1:12:01
Rank: #12031 (+55)
10K → 15K
24:00 | 7:43/mi
20K· 12.43 mi
1:36:22
Rank: #12003 (+28)
15K → 20K
24:21 | 7:50/mi
Half· 13.11 mi
1:41:39
Rank: #12016 (-13)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:00:41
Rank: #11900 (+116)
Half → 25K
19:02 | 7:51/mi
30K· 18.64 mi
2:25:46
Rank: #11785 (+115)
25K → 30K
25:05 | 8:04/mi
20M
2:36:43
Rank: #11680 (+105)
30K → 20M
10:57 | 8:03/mi
21M
2:45:05
Rank: #11525 (+155)
20M → 21M
8:22 | 8:22/mi
35K· 21.75 mi
2:50:50
Rank: #11447 (+78)
21M → 35K
5:45 | 7:41/mi
23M
3:00:57
Rank: #11361 (+86)
35K → 23M
10:07 | 8:05/mi
24M
3:08:56
Rank: #11341 (+20)
23M → 24M
7:59 | 7:59/mi
40K· 24.85 mi
3:15:47
Rank: #11272 (+69)
24M → 40K
6:51 | 8:01/mi
25.2M
3:18:45
Rank: #11236 (+36)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:26:38
Rank: #11170 (+66)
25.2M → Finish
7:53 | 7:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:39
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:44:59
Pace8:01 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4624:107:4724:10
7:47
-
10K
6.21 mi11:17:3748:017:4423:51
7:41
-0:06
15K
9.32 mi11:41:371:12:017:4424:00
7:43
+0:02
20K
12.43 mi12:05:581:36:227:4524:21
7:50
+0:07
Half
13.11 mi12:11:151:41:397:455:17
7:45
-0:05
25K
15.53 mi12:30:172:00:417:4619:02
7:51
+0:06
30K
18.64 mi12:55:222:25:467:4925:05
8:04
+0:13
20M
20.00 mi13:06:192:36:437:5010:57
8:03
-0:01
21M
21.00 mi13:14:412:45:057:528:22
8:22
+0:19
35K
21.75 mi13:20:262:50:507:515:45
7:41
-0:41
23M
23.00 mi13:30:333:00:577:5210:07
8:05
+0:24
24M
24.00 mi13:38:323:08:567:527:59
7:59
-0:06
40K
24.85 mi13:45:233:15:477:536:51
8:01
+0:02
25.2M
25.20 mi13:48:213:18:457:532:58
8:36
+0:35
Finish
26.22 mi13:56:143:26:387:537:53
7:44
-0:52

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

7:41 /mi

Average Pace

7:53 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:23:40

99% of race

Time at Steady Pace

2:58

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi10:53:4624:107:4724:10
7:47
#12172
10K
6.21 mi11:17:3748:017:4423:51
7:41
#12086
15K
9.32 mi11:41:371:12:017:4424:00
7:43
#12031
20K
12.43 mi12:05:581:36:227:4524:21
7:50
#12003
Half
13.11 mi12:11:151:41:397:455:17
7:45
#12016
25K
15.53 mi12:30:172:00:417:4619:02
7:51
#11900
30K
18.64 mi12:55:222:25:467:4925:05
8:04
#11785
20M
20.00 mi13:06:192:36:437:5010:57
8:03
#11680
21M
21.00 mi13:14:412:45:057:528:22
8:22
#11525
35K
21.75 mi13:20:262:50:507:515:45
7:41
#11447
23M
23.00 mi13:30:333:00:577:5210:07
8:05
#11361
24M
24.00 mi13:38:323:08:567:527:59
7:59
#11341
40K
24.85 mi13:45:233:15:477:536:51
8:01
#11272
25.2M
25.20 mi13:48:213:18:457:532:58
8:36
#11236
Finish
26.22 mi13:56:143:26:387:537:53
7:44
#11170
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi121722962296212059(Top 45%)2927(Top 26%)2927(Top 60%)
10K6.21 mi3.10 mi12086+862905+572905+5712037(Top 45%)2894(Top 25%)2894(Top 59%)
15K9.32 mi3.11 mi12031+552912-72912-712059(Top 45%)2927(Top 26%)2927(Top 60%)
20K12.43 mi3.11 mi12003+282913-12913-112058(Top 45%)3001(Top 26%)3001(Top 61%)
Half13.11 mi0.68 mi12016-132926-132926-1312265(Top 46%)3057(Top 27%)3057(Top 63%)
25K15.53 mi2.42 mi11900+1162878+482878+4811530(Top 43%)2785(Top 24%)2785(Top 57%)
30K18.64 mi3.11 mi11785+1152858+202858+2011470(Top 43%)2884(Top 25%)2884(Top 59%)
20M20.00 mi1.36 mi11680+1052814+442814+4410733(Top 40%)2601(Top 23%)2601(Top 53%)
21M21.00 mi1.00 mi11525+1552746+682746+689674(Top 36%)2230(Top 20%)2230(Top 46%)
35K21.75 mi0.75 mi11447+782714+322714+329884(Top 37%)2309(Top 20%)2309(Top 47%)
23M23.00 mi1.25 mi11361+862695+192695+1910332(Top 39%)2676(Top 23%)2676(Top 55%)
24M24.00 mi1.00 mi11341+202706-112706-1111134(Top 42%)3158(Top 28%)3158(Top 65%)
40K24.85 mi0.85 mi11272+692694+122694+1210164(Top 38%)2736(Top 24%)2736(Top 56%)
25.2M25.20 mi0.35 mi11236+362688+62688+610222(Top 38%)2802(Top 25%)2802(Top 57%)
Finish26.22 mi1.02 mi11170+662673+152673+1510232(Top 38%)2809(Top 25%)2809(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12059

Females

2927

F18-39

2927

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12037

Females

2894

F18-39

2894

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12059

Females

2927

F18-39

2927

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12058

Females

3001

F18-39

3001

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12265

Females

3057

F18-39

3057

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11530

Females

2785

F18-39

2785

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11470

Females

2884

F18-39

2884

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10733

Females

2601

F18-39

2601

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9674

Females

2230

F18-39

2230

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9884

Females

2309

F18-39

2309

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10332

Females

2676

F18-39

2676

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

11134

Females

3158

F18-39

3158

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10164

Females

2736

F18-39

2736

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10222

Females

2802

F18-39

2802

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

10232

Females

2809

F18-39

2809

Passing Analysis

Category:
Athletes Passed
2094
Passed By
1092
Net Change
+1002
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12172
5K → 10K347261+86#12172#12086
10K → 15K227172+55#12086#12031
15K → 20K179151+28#12031#12003
20K → Half2437-13#12003#12016
Half → 25K19377+116#12016#11900
25K → 30K241126+115#11900#11785
30K → 20M14338+105#11785#11680
20M → 21M17621+155#11680#11525
21M → 35K9315+78#11525#11447
35K → 23M13953+86#11447#11361
23M → 24M7050+20#11361#11341
24M → 40K9728+69#11341#11272
40K → 25.2M5317+36#11272#11236
25.2M → Finish11246+66#11236#11170
TOTALS20941092+1002
📊

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