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BOSTON MARATHON 2023

Chandi Schwab

Bib: 16703•F

UT

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:32
Rank: #13224
Start → 5K
24:32 | 7:54/mi
10K· 6.21 mi
49:03
Rank: #13547 (-323)
5K → 10K
24:31 | 7:53/mi
15K· 9.32 mi
1:13:57
Rank: #13858 (-311)
10K → 15K
24:54 | 8:01/mi
20K· 12.43 mi
1:39:27
Rank: #14131 (-273)
15K → 20K
25:30 | 8:12/mi
Half· 13.11 mi
1:44:54
Rank: #14132 (-1)
20K → Half
5:27 | 7:59/mi
25K· 15.53 mi
2:05:16
Rank: #14370 (-238)
Half → 25K
20:22 | 8:24/mi
30K· 18.64 mi
2:32:12
Rank: #14555 (-185)
25K → 30K
26:56 | 8:40/mi
20M
2:44:21
Rank: #14680 (-125)
30K → 20M
12:09 | 8:56/mi
21M
2:53:42
Rank: #14702 (-22)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
3:00:07
Rank: #14725 (-23)
21M → 35K
6:25 | 8:35/mi
23M
3:11:22
Rank: #14805 (-80)
35K → 23M
11:15 | 8:59/mi
24M
3:20:14
Rank: #14862 (-57)
23M → 24M
8:52 | 8:52/mi
40K· 24.85 mi
3:27:58
Rank: #14900 (-38)
24M → 40K
7:44 | 9:03/mi
25.2M
3:31:18
Rank: #14907 (-7)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:39:53
Rank: #14917 (-10)
25.2M → Finish
8:35 | 8:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:54
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:54:59
Pace8:46 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4524:327:5424:32
7:54
-
10K
6.21 mi11:39:1649:037:5424:31
7:53
-0:01
15K
9.32 mi12:04:101:13:577:5624:54
8:01
+0:08
20K
12.43 mi12:29:401:39:278:0025:30
8:12
+0:11
Half
13.11 mi12:35:071:44:548:005:27
7:59
-0:13
25K
15.53 mi12:55:292:05:168:0420:22
8:24
+0:25
30K
18.64 mi13:22:252:32:128:1026:56
8:40
+0:16
20M
20.00 mi13:34:342:44:218:1312:09
8:56
+0:16
21M
21.00 mi13:43:552:53:428:169:21
9:21
+0:25
35K
21.75 mi13:50:203:00:078:176:25
8:35
-0:46
23M
23.00 mi14:01:353:11:228:1911:15
8:59
+0:24
24M
24.00 mi14:10:273:20:148:218:52
8:52
-0:07
40K
24.85 mi14:18:113:27:588:227:44
9:03
+0:11
25.2M
25.20 mi14:21:313:31:188:233:20
9:40
+0:37
Finish
26.22 mi14:30:063:39:538:248:35
8:25
-1:15

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

7:53 /mi

Average Pace

8:24 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:54

48% of race

Time at Steady Pace

1:02:18

28% of race

Time at Slower Pace

52:41

24% of race

Average Pace: 8:23 /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 mi11:14:4524:327:5424:32
7:54
#13224
10K
6.21 mi11:39:1649:037:5424:31
7:53
#13547
15K
9.32 mi12:04:101:13:577:5624:54
8:01
#13858
20K
12.43 mi12:29:401:39:278:0025:30
8:12
#14131
Half
13.11 mi12:35:071:44:548:005:27
7:59
#14132
25K
15.53 mi12:55:292:05:168:0420:22
8:24
#14370
30K
18.64 mi13:22:252:32:128:1026:56
8:40
#14555
20M
20.00 mi13:34:342:44:218:1312:09
8:56
#14680
21M
21.00 mi13:43:552:53:428:169:21
9:21
#14702
35K
21.75 mi13:50:203:00:078:176:25
8:35
#14725
23M
23.00 mi14:01:353:11:228:1911:15
8:59
#14805
24M
24.00 mi14:10:273:20:148:218:52
8:52
#14862
40K
24.85 mi14:18:113:27:588:227:44
9:03
#14900
25.2M
25.20 mi14:21:313:31:188:233:20
9:40
#14907
Finish
26.22 mi14:30:063:39:538:248:35
8:25
#14917
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi132243568356814514(Top 55%)4395(Top 38%)4395(Top 90%)
10K6.21 mi3.10 mi13547-3233769-2013769-20113929(Top 52%)4005(Top 35%)4005(Top 82%)
15K9.32 mi3.11 mi13858-3113972-2033972-20314514(Top 55%)4395(Top 38%)4395(Top 90%)
20K12.43 mi3.11 mi14131-2734164-1924164-19215023(Top 56%)4732(Top 41%)4732(Top 97%)
Half13.11 mi0.68 mi14132-14160+44160+414370(Top 54%)4314(Top 38%)4314(Top 88%)
25K15.53 mi2.42 mi14370-2384328-1684328-16815584(Top 59%)5193(Top 45%)5193(Top 106%)
30K18.64 mi3.11 mi14555-1854479-1514479-15115323(Top 58%)5123(Top 45%)5123(Top 105%)
20M20.00 mi1.36 mi14680-1254568-894568-8916227(Top 61%)5698(Top 50%)5698(Top 117%)
21M21.00 mi1.00 mi14702-224611-434611-4315272(Top 57%)5209(Top 46%)5209(Top 107%)
35K21.75 mi0.75 mi14725-234639-284639-2815747(Top 59%)5542(Top 49%)5542(Top 113%)
23M23.00 mi1.25 mi14805-804724-854724-8515999(Top 60%)5738(Top 50%)5738(Top 117%)
24M24.00 mi1.00 mi14862-574769-454769-4516594(Top 62%)6124(Top 54%)6124(Top 125%)
40K24.85 mi0.85 mi14900-384820-514820-5116397(Top 62%)6070(Top 53%)6070(Top 124%)
25.2M25.20 mi0.35 mi14907-74831-114831-1115982(Top 60%)5846(Top 51%)5846(Top 120%)
Finish26.22 mi1.02 mi14917-104860-294860-2914909(Top 56%)5210(Top 46%)5210(Top 107%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14514

Females

4395

F18-39

4395

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13929

Females

4005

F18-39

4005

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14514

Females

4395

F18-39

4395

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

15023

Females

4732

F18-39

4732

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

14370

Females

4314

F18-39

4314

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15584

Females

5193

F18-39

5193

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

15323

Females

5123

F18-39

5123

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

16227

Females

5698

F18-39

5698

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15272

Females

5209

F18-39

5209

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

15747

Females

5542

F18-39

5542

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15999

Females

5738

F18-39

5738

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16594

Females

6124

F18-39

6124

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16397

Females

6070

F18-39

6070

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15982

Females

5846

F18-39

5846

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14909

Females

5210

F18-39

5210

Passing Analysis

Category:
Athletes Passed
1006
Passed By
2699
Net Change
-1693
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13224
5K → 10K173496-323#13224#13547
10K → 15K83394-311#13547#13858
15K → 20K115388-273#13858#14131
20K → Half2728-1#14131#14132
Half → 25K77315-238#14132#14370
25K → 30K111296-185#14370#14555
30K → 20M56181-125#14555#14680
20M → 21M7597-22#14680#14702
21M → 35K4467-23#14702#14725
35K → 23M56136-80#14725#14805
23M → 24M48105-57#14805#14862
24M → 40K4684-38#14862#14900
40K → 25.2M2936-7#14900#14907
25.2M → Finish6676-10#14907#14917
TOTALS10062699-1693
📊

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