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BOSTON MARATHON 2023

Casey Brady

Bib: 7715•F

UT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 35%
Gender (Female)
#0 / 11423
Top 16%
Division (F18-39)
#0 / 4884
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:16
Rank: #7319
Start → 5K
22:16 | 7:10/mi
10K· 6.21 mi
45:13
Rank: #8305 (-986)
5K → 10K
22:57 | 7:23/mi
15K· 9.32 mi
1:08:39
Rank: #8950 (-645)
10K → 15K
23:26 | 7:33/mi
20K· 12.43 mi
1:32:50
Rank: #9575 (-625)
15K → 20K
24:11 | 7:47/mi
Half· 13.11 mi
1:38:01
Rank: #9640 (-65)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:56:54
Rank: #9860 (-220)
Half → 25K
18:53 | 7:47/mi
30K· 18.64 mi
2:21:26
Rank: #9884 (-24)
25K → 30K
24:32 | 7:54/mi
20M
2:32:20
Rank: #9868 (+16)
30K → 20M
10:54 | 8:01/mi
21M
2:40:52
Rank: #9900 (-32)
20M → 21M
8:32 | 8:32/mi
35K· 21.75 mi
2:46:26
Rank: #9822 (+78)
21M → 35K
5:34 | 7:26/mi
23M
2:56:22
Rank: #9757 (+65)
35K → 23M
9:56 | 7:56/mi
24M
3:03:54
Rank: #9633 (+124)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:10:34
Rank: #9563 (+70)
24M → 40K
6:40 | 7:48/mi
25.2M
3:13:24
Rank: #9514 (+49)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:20:54
Rank: #9433 (+81)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:01
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:42:53
Pace7:51 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2322:167:1022:16
7:10
-
10K
6.21 mi10:49:2045:137:1722:57
7:23
+0:13
15K
9.32 mi11:12:461:08:397:2223:26
7:33
+0:10
20K
12.43 mi11:36:571:32:507:2824:11
7:47
+0:14
Half
13.11 mi11:42:081:38:017:295:11
7:36
-0:11
25K
15.53 mi12:01:011:56:547:3218:53
7:47
+0:11
30K
18.64 mi12:25:332:21:267:3524:32
7:54
+0:07
20M
20.00 mi12:36:272:32:207:3710:54
8:01
+0:07
21M
21.00 mi12:44:592:40:527:408:32
8:32
+0:31
35K
21.75 mi12:50:332:46:267:395:34
7:26
-1:06
23M
23.00 mi13:00:292:56:227:409:56
7:56
+0:30
24M
24.00 mi13:08:013:03:547:407:32
7:32
-0:24
40K
24.85 mi13:14:413:10:347:406:40
7:48
+0:16
25.2M
25.20 mi13:17:313:13:247:402:50
8:13
+0:25
Finish
26.22 mi13:25:013:20:547:407:30
7:22
-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

7:10 /mi

Average Pace

7:40 /mi

Slowest Pace

8:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:10

72% of race

Time at Steady Pace

48:12

24% of race

Time at Slower Pace

8:32

4% of race

Average Pace: 7:40 /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 mi10:26:2322:167:1022:16
7:10
#7319
10K
6.21 mi10:49:2045:137:1722:57
7:23
#8305
15K
9.32 mi11:12:461:08:397:2223:26
7:33
#8950
20K
12.43 mi11:36:571:32:507:2824:11
7:47
#9575
Half
13.11 mi11:42:081:38:017:295:11
7:36
#9640
25K
15.53 mi12:01:011:56:547:3218:53
7:47
#9860
30K
18.64 mi12:25:332:21:267:3524:32
7:54
#9884
20M
20.00 mi12:36:272:32:207:3710:54
8:01
#9868
21M
21.00 mi12:44:592:40:527:408:32
8:32
#9900
35K
21.75 mi12:50:332:46:267:395:34
7:26
#9822
23M
23.00 mi13:00:292:56:227:409:56
7:56
#9757
24M
24.00 mi13:08:013:03:547:407:32
7:32
#9633
40K
24.85 mi13:14:413:10:347:406:40
7:48
#9563
25.2M
25.20 mi13:17:313:13:247:402:50
8:13
#9514
Finish
26.22 mi13:25:013:20:547:407:30
7:22
#9433
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi731979779710532(Top 40%)2095(Top 18%)2095(Top 43%)
10K6.21 mi3.10 mi8305-9861147-3501147-3509509(Top 36%)1626(Top 14%)1626(Top 33%)
15K9.32 mi3.11 mi8950-6451410-2631410-26310532(Top 40%)2095(Top 18%)2095(Top 43%)
20K12.43 mi3.11 mi9575-6251661-2511661-25111603(Top 44%)2733(Top 24%)2733(Top 56%)
Half13.11 mi0.68 mi9640-651678-171678-1711016(Top 41%)2358(Top 21%)2358(Top 48%)
25K15.53 mi2.42 mi9860-2201788-1101788-11011004(Top 41%)2481(Top 22%)2481(Top 51%)
30K18.64 mi3.11 mi9884-241839-511839-5110115(Top 38%)2214(Top 19%)2214(Top 45%)
20M20.00 mi1.36 mi9868+161861-221861-2210428(Top 39%)2436(Top 21%)2436(Top 50%)
21M21.00 mi1.00 mi9900-321902-411902-4110681(Top 40%)2707(Top 24%)2707(Top 55%)
35K21.75 mi0.75 mi9822+781883+191883+198156(Top 31%)1574(Top 14%)1574(Top 32%)
23M23.00 mi1.25 mi9757+651890-71890-79317(Top 35%)2177(Top 19%)2177(Top 45%)
24M24.00 mi1.00 mi9633+1241856+341856+347963(Top 30%)1663(Top 15%)1663(Top 34%)
40K24.85 mi0.85 mi9563+701849+71849+78685(Top 33%)2021(Top 18%)2021(Top 41%)
25.2M25.20 mi0.35 mi9514+491843+61843+67857(Top 30%)1769(Top 15%)1769(Top 36%)
Finish26.22 mi1.02 mi9433+811834+91834+97538(Top 28%)1643(Top 14%)1643(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10532

Females

2095

F18-39

2095

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

9509

Females

1626

F18-39

1626

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10532

Females

2095

F18-39

2095

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11603

Females

2733

F18-39

2733

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

11016

Females

2358

F18-39

2358

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

11004

Females

2481

F18-39

2481

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10115

Females

2214

F18-39

2214

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10428

Females

2436

F18-39

2436

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10681

Females

2707

F18-39

2707

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8156

Females

1574

F18-39

1574

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

9317

Females

2177

F18-39

2177

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7963

Females

1663

F18-39

1663

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8685

Females

2021

F18-39

2021

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

7857

Females

1769

F18-39

1769

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7538

Females

1643

F18-39

1643

Passing Analysis

Category:
Athletes Passed
1071*
Passed By
3183
Net Change
-2114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7319
5K → 10K211007-986#7319#8305
10K → 15K21666-645#8305#8950
15K → 20K26651-625#8950#9575
20K → Half1277-65#9575#9640
Half → 25K69288-220#9640#9860
25K → 30K149*173-24#9860#9884
30K → 20M9781+16#9884#9868
20M → 21M75106-32#9868#9900
21M → 35K879+78#9900#9822
35K → 23M11954+65#9822#9757
23M → 24M13612+124#9757#9633
24M → 40K89*19+70#9633#9563
40K → 25.2M589+49#9563#9514
25.2M → Finish11231+81#9514#9433
TOTALS1071*3183-2114

* 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