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BOSTON MARATHON 2023

Carlee Daub

Bib: 14940•F

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Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 13%
Division (F18-39)
#0 / 4884
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:47
Rank: #11066
Start → 5K
23:47 | 7:39/mi
10K· 6.21 mi
46:57
Rank: #10525 (+541)
5K → 10K
23:10 | 7:27/mi
15K· 9.32 mi
1:10:20
Rank: #10469 (+56)
10K → 15K
23:23 | 7:32/mi
20K· 12.43 mi
1:33:41
Rank: #10176 (+293)
15K → 20K
23:21 | 7:31/mi
Half· 13.11 mi
1:38:49
Rank: #10176
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:56:56
Rank: #9876 (+300)
Half → 25K
18:07 | 7:28/mi
30K· 18.64 mi
2:20:31
Rank: #9467 (+409)
25K → 30K
23:35 | 7:35/mi
20M
2:31:00
Rank: #9366 (+101)
30K → 20M
10:29 | 7:43/mi
21M
2:39:08
Rank: #9249 (+117)
20M → 21M
8:08 | 8:08/mi
35K· 21.75 mi
2:44:42
Rank: #9185 (+64)
21M → 35K
5:34 | 7:26/mi
23M
2:54:20
Rank: #9078 (+107)
35K → 23M
9:38 | 7:42/mi
24M
3:01:37
Rank: #8926 (+152)
23M → 24M
7:17 | 7:17/mi
40K· 24.85 mi
3:07:58
Rank: #8805 (+121)
24M → 40K
6:21 | 7:26/mi
25.2M
3:10:42
Rank: #8726 (+79)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:17:55
Rank: #8597 (+129)
25.2M → Finish
7:13 | 7:05/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:49
Pace7:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:06
Pace7:34 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4823:477:3923:47
7:39
-
10K
6.21 mi11:37:5846:577:3323:10
7:27
-0:12
15K
9.32 mi12:01:211:10:207:3323:23
7:32
+0:05
20K
12.43 mi12:24:421:33:417:3223:21
7:31
-0:01
Half
13.11 mi12:29:501:38:497:325:08
7:31
0:00
25K
15.53 mi12:47:571:56:567:3218:07
7:28
-0:03
30K
18.64 mi13:11:322:20:317:3223:35
7:35
+0:07
20M
20.00 mi13:22:012:31:007:3310:29
7:43
+0:08
21M
21.00 mi13:30:092:39:087:358:08
8:08
+0:25
35K
21.75 mi13:35:432:44:427:345:34
7:26
-0:42
23M
23.00 mi13:45:212:54:207:359:38
7:42
+0:16
24M
24.00 mi13:52:383:01:377:347:17
7:17
-0:25
40K
24.85 mi13:58:593:07:587:346:21
7:26
+0:09
25.2M
25.20 mi14:01:433:10:427:342:44
7:56
+0:30
Finish
26.22 mi14:08:563:17:557:337:13
7:05
-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

7:05 /mi

Average Pace

7:33 /mi

Slowest Pace

8:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:03

95% of race

Time at Steady Pace

10:52

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi11:14:4823:477:3923:47
7:39
#11066
10K
6.21 mi11:37:5846:577:3323:10
7:27
#10525
15K
9.32 mi12:01:211:10:207:3323:23
7:32
#10469
20K
12.43 mi12:24:421:33:417:3223:21
7:31
#10176
Half
13.11 mi12:29:501:38:497:325:08
7:31
#10176
25K
15.53 mi12:47:571:56:567:3218:07
7:28
#9876
30K
18.64 mi13:11:322:20:317:3223:35
7:35
#9467
20M
20.00 mi13:22:012:31:007:3310:29
7:43
#9366
21M
21.00 mi13:30:092:39:087:358:08
8:08
#9249
35K
21.75 mi13:35:432:44:427:345:34
7:26
#9185
23M
23.00 mi13:45:212:54:207:359:38
7:42
#9078
24M
24.00 mi13:52:383:01:377:347:17
7:17
#8926
40K
24.85 mi13:58:593:07:587:346:21
7:26
#8805
25.2M
25.20 mi14:01:433:10:427:342:44
7:56
#8726
Finish
26.22 mi14:08:563:17:557:337:13
7:05
#8597
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi110662362236210393(Top 39%)2020(Top 18%)2020(Top 41%)
10K6.21 mi3.10 mi10525+5412083+2792083+27910131(Top 38%)1879(Top 16%)1879(Top 38%)
15K9.32 mi3.11 mi10469+562046+372046+3710393(Top 39%)2020(Top 18%)2020(Top 41%)
20K12.43 mi3.11 mi10176+2931913+1331913+1339442(Top 35%)1664(Top 15%)1664(Top 34%)
Half13.11 mi0.68 mi101761921-81921-810428(Top 39%)2083(Top 18%)2083(Top 43%)
25K15.53 mi2.42 mi9876+3001796+1251796+1258590(Top 32%)1381(Top 12%)1381(Top 28%)
30K18.64 mi3.11 mi9467+4091673+1231673+1237891(Top 30%)1263(Top 11%)1263(Top 26%)
20M20.00 mi1.36 mi9366+1011659+141659+148313(Top 31%)1517(Top 13%)1517(Top 31%)
21M21.00 mi1.00 mi9249+1171634+251634+258222(Top 31%)1618(Top 14%)1618(Top 33%)
35K21.75 mi0.75 mi9185+641622+121622+128133(Top 31%)1551(Top 14%)1551(Top 32%)
23M23.00 mi1.25 mi9078+1071602+201602+207706(Top 29%)1454(Top 13%)1454(Top 30%)
24M24.00 mi1.00 mi8926+1521567+351567+356304(Top 24%)1023(Top 9%)1023(Top 21%)
40K24.85 mi0.85 mi8805+1211541+261541+266286(Top 24%)1082(Top 9%)1082(Top 22%)
25.2M25.20 mi0.35 mi8726+791516+251516+256171(Top 23%)1121(Top 10%)1121(Top 23%)
Finish26.22 mi1.02 mi8597+1291480+361480+365755(Top 22%)991(Top 9%)991(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10393

Females

2020

F18-39

2020

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10131

Females

1879

F18-39

1879

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10393

Females

2020

F18-39

2020

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9442

Females

1664

F18-39

1664

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10428

Females

2083

F18-39

2083

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8590

Females

1381

F18-39

1381

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

7891

Females

1263

F18-39

1263

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8313

Females

1517

F18-39

1517

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8222

Females

1618

F18-39

1618

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8133

Females

1551

F18-39

1551

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7706

Females

1454

F18-39

1454

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6304

Females

1023

F18-39

1023

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6286

Females

1082

F18-39

1082

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6171

Females

1121

F18-39

1121

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5755

Females

991

F18-39

991

Passing Analysis

Category:
Athletes Passed
2963*
Passed By
494
Net Change
+2469
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11066
5K → 10K629*88+541#11066#10525
10K → 15K232176+56#10525#10469
15K → 20K323*30+293#10469#10176
20K → Half31310#10176#10176
Half → 25K317*17+300#10176#9876
25K → 30K424*15+409#9876#9467
30K → 20M13433+101#9467#9366
20M → 21M14730+117#9366#9249
21M → 35K7511+64#9249#9185
35K → 23M13831+107#9185#9078
23M → 24M16210+152#9078#8926
24M → 40K1298+121#8926#8805
40K → 25.2M823+79#8805#8726
25.2M → Finish14011+129#8726#8597
TOTALS2963*494+2469

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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