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BOSTON MARATHON 2024

Bailey Davin

Bib: 8730•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 48%
Gender (Female)
#0 / 10924
Top 36%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:21
Rank: #6226
Start → 5K
21:21 | 6:52/mi
10K· 6.21 mi
42:40
Rank: #5946 (+280)
5K → 10K
21:19 | 6:52/mi
15K· 9.32 mi
1:03:45
Rank: #5493 (+453)
10K → 15K
21:05 | 6:47/mi
20K· 12.43 mi
1:25:08
Rank: #5196 (+297)
15K → 20K
21:23 | 6:53/mi
Half· 13.11 mi
1:29:48
Rank: #5164 (+32)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:47:01
Rank: #5027 (+137)
Half → 25K
17:13 | 7:06/mi
30K· 18.64 mi
2:10:51
Rank: #5119 (-92)
25K → 30K
23:50 | 7:40/mi
20M
2:21:50
Rank: #5208 (-89)
30K → 20M
10:59 | 8:05/mi
21M
2:31:38
Rank: #5515 (-307)
20M → 21M
9:48 | 9:48/mi
35K· 21.75 mi
2:58:46
Rank: #11979 (-6464)
21M → 35K
27:08 | 36:16/mi
23M
3:15:57
Rank: #13477 (-1498)
35K → 23M
17:11 | 13:43/mi
24M
3:24:10
Rank: #13177 (+300)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:30:55
Rank: #12814 (+363)
24M → 40K
6:45 | 7:54/mi
25.2M
3:33:53
Rank: #12632 (+182)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:41:20
Rank: #12291 (+341)
25.2M → Finish
7:27 | 7:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:48
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time2:11:32
Pace10:02 /mi
📊Positive Split: 46.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3921:216:5221:21
6:52
-
10K
6.21 mi11:07:5842:406:5221:19
6:52
0:00
15K
9.32 mi11:29:031:03:456:5021:05
6:47
-0:05
20K
12.43 mi11:50:261:25:086:5121:23
6:53
+0:06
Half
13.11 mi11:55:061:29:486:514:40
6:50
-0:03
25K
15.53 mi12:12:191:47:016:5317:13
7:06
+0:16
30K
18.64 mi12:36:092:10:517:0123:50
7:40
+0:34
20M
20.00 mi12:47:082:21:507:0510:59
8:05
+0:25
21M
21.00 mi12:56:562:31:387:139:48
9:48
+1:43
35K
21.75 mi13:24:042:58:468:1327:08
36:16
+26:28
23M
23.00 mi13:41:153:15:578:3117:11
13:43
-22:33
24M
24.00 mi13:49:283:24:108:308:13
8:13
-5:30
40K
24.85 mi13:56:133:30:558:296:45
7:54
-0:19
25.2M
25.20 mi13:59:113:33:538:292:58
8:36
+0:42
Finish
26.22 mi14:06:383:41:208:277:27
7:19
-1:17

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

6:47 /mi

Average Pace

8:27 /mi

Slowest Pace

36:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:57:01

80% of race

Time at Slower Pace

44:19

20% of race

Average Pace: 8:26 /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 mi10:46:3921:216:5221:21
6:52
#6226
10K
6.21 mi11:07:5842:406:5221:19
6:52
#5946
15K
9.32 mi11:29:031:03:456:5021:05
6:47
#5493
20K
12.43 mi11:50:261:25:086:5121:23
6:53
#5196
Half
13.11 mi11:55:061:29:486:514:40
6:50
#5164
25K
15.53 mi12:12:191:47:016:5317:13
7:06
#5027
30K
18.64 mi12:36:092:10:517:0123:50
7:40
#5119
20M
20.00 mi12:47:082:21:507:0510:59
8:05
#5208
21M
21.00 mi12:56:562:31:387:139:48
9:48
#5515
35K
21.75 mi13:24:042:58:468:1327:08
36:16
#11979
23M
23.00 mi13:41:153:15:578:3117:11
13:43
#13477
24M
24.00 mi13:49:283:24:108:308:13
8:13
#13177
40K
24.85 mi13:56:133:30:558:296:45
7:54
#12814
25.2M
25.20 mi13:59:113:33:538:292:58
8:36
#12632
Finish
26.22 mi14:06:383:41:208:277:27
7:19
#12291
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi62266026024630(Top 18%)320(Top 3%)320(Top 7%)
10K6.21 mi3.10 mi5946+280550+52550+525734(Top 22%)514(Top 5%)514(Top 11%)
15K9.32 mi3.11 mi5493+453445+105445+1054630(Top 18%)320(Top 3%)320(Top 7%)
20K12.43 mi3.11 mi5196+297402+43402+434522(Top 18%)342(Top 3%)342(Top 7%)
Half13.11 mi0.68 mi5164+32398+4398+44878(Top 19%)414(Top 4%)414(Top 9%)
25K15.53 mi2.42 mi5027+137405-7405-74840(Top 19%)478(Top 4%)478(Top 10%)
30K18.64 mi3.11 mi5119-92451-46451-465994(Top 23%)971(Top 9%)971(Top 21%)
20M20.00 mi1.36 mi5208-89502-51502-517265(Top 28%)1664(Top 15%)1664(Top 36%)
21M21.00 mi1.00 mi5515-307622-120622-12012150(Top 48%)4334(Top 40%)4334(Top 93%)
35K21.75 mi0.75 mi11979-64643488-28663488-286625538(Top 100%)10921(Top 100%)10921(Top 234%)
23M23.00 mi1.25 mi13477-14984398-9104398-91023483(Top 92%)10056(Top 92%)10056(Top 216%)
24M24.00 mi1.00 mi13177+3004275+1234275+1237890(Top 31%)2437(Top 22%)2437(Top 52%)
40K24.85 mi0.85 mi12814+3634124+1514124+1515316(Top 21%)1354(Top 12%)1354(Top 29%)
25.2M25.20 mi0.35 mi12632+1824036+884036+884955(Top 19%)1258(Top 12%)1258(Top 27%)
Finish26.22 mi1.02 mi12291+3413882+1543882+1544621(Top 18%)1024(Top 9%)1024(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4630

Females

320

F18-39

320

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5734

Females

514

F18-39

514

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4630

Females

320

F18-39

320

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4522

Females

342

F18-39

342

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

4878

Females

414

F18-39

414

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4840

Females

478

F18-39

478

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

5994

Females

971

F18-39

971

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7265

Females

1664

F18-39

1664

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12150

Females

4334

F18-39

4334

21M→35K

21.0 - 21.8 mi

Top 100%
×7stories
+17ft-86ft

Overall

25538

Females

10921

F18-39

10921

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

23483

Females

10056

F18-39

10056

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

7890

Females

2437

F18-39

2437

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5316

Females

1354

F18-39

1354

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4955

Females

1258

F18-39

1258

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4621

Females

1024

F18-39

1024

Passing Analysis

Category:
Athletes Passed
2851
Passed By
8914
Net Change
-6065
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6226
5K → 10K34262+280#6226#5946
10K → 15K4585+453#5946#5493
15K → 20K32932+297#5493#5196
20K → Half4210+32#5196#5164
Half → 25K23598+137#5164#5027
25K → 30K149241-92#5027#5119
30K → 20M70159-89#5119#5208
20M → 21M22329-307#5208#5515
21M → 35K06462-6464#5515#11979
35K → 23M101508-1498#11979#13477
23M → 24M3077+300#13477#13177
24M → 40K3641+363#13177#12814
40K → 25.2M1820+182#12814#12632
25.2M → Finish3410+341#12632#12291
TOTALS28518914-6065
📊

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