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BOSTON MARATHON 2024

Sara O'Connor

Bib: 28715•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
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
28:24
Rank: #20611
Start → 5K
9:08/mi
28:24 split
10K· 6.21 mi
57:06
Rank: #20609 (+2)
5K → 10K
9:14/mi
28:42 split
15K· 9.32 mi
1:25:28
Rank: #20223 (+386)
10K → 15K
9:08/mi
28:22 split
20K· 12.43 mi
1:54:07
Rank: #19678 (+545)
15K → 20K
9:13/mi
28:39 split
Half· 13.11 mi
2:00:22
Rank: #19651 (+27)
20K → Half
9:10/mi
6:15 split
25K· 15.53 mi
2:22:58
Rank: #19174 (+477)
Half → 25K
9:19/mi
22:36 split
30K· 18.64 mi
2:53:06
Rank: #18586 (+588)
25K → 30K
9:42/mi
30:08 split
20M
3:06:40
Rank: #18430 (+156)
30K → 20M
9:59/mi
13:34 split
21M
3:17:21
Rank: #18238 (+192)
20M → 21M
10:41/mi
10:41 split
35K· 21.75 mi
3:24:37
Rank: #18145 (+93)
21M → 35K
9:43/mi
7:16 split
23M
3:37:18
Rank: #17964 (+181)
35K → 23M
10:08/mi
12:41 split
24M
3:47:25
Rank: #17902 (+62)
23M → 24M
10:07/mi
10:07 split
40K· 24.85 mi
3:56:35
Rank: #17858 (+44)
24M → 40K
10:43/mi
9:10 split
25.2M
4:00:29
Rank: #17815 (+43)
40K → 25.2M
11:19/mi
3:54 split
Finish· 26.22 mi
4:10:08
Rank: #17728 (+87)
25.2M → Finish
9:28/mi
9:39 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:22
Pace9:11 /mi
2nd Half
Distance13.11 mi
Time2:09:46
Pace9:54 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1228:249:0828:24
9:08
-
10K
6.21 mi12:18:5457:069:1128:42
9:14
+0:06
15K
9.32 mi12:47:161:25:289:1028:22
9:08
-0:06
20K
12.43 mi13:15:551:54:079:1128:39
9:13
+0:05
Half
13.11 mi13:22:102:00:229:116:15
9:10
-0:03
25K
15.53 mi13:44:462:22:589:1222:36
9:19
+0:09
30K
18.64 mi14:14:542:53:069:1730:08
9:42
+0:23
20M
20.00 mi14:28:283:06:409:2013:34
9:59
+0:17
21M
21.00 mi14:39:093:17:219:2410:41
10:41
+0:42
35K
21.75 mi14:46:253:24:379:257:16
9:43
-0:58
23M
23.00 mi14:59:063:37:189:2712:41
10:08
+0:25
24M
24.00 mi15:09:133:47:259:2910:07
10:07
-0:01
40K
24.85 mi15:18:233:56:359:319:10
10:43
+0:36
25.2M
25.20 mi15:22:174:00:299:333:54
11:19
+0:36
Finish
26.22 mi15:31:564:10:089:339:39
9:28
-1:51

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

9:08 /mi

Average Pace

9:33 /mi

Slowest Pace

11:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:58

57% of race

Time at Steady Pace

1:00:37

24% of race

Time at Slower Pace

46:33

19% of race

Average Pace: 9:32 /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 mi11:50:1228:249:0828:24
9:08
#20611
10K
6.21 mi12:18:5457:069:1128:42
9:14
#20609
15K
9.32 mi12:47:161:25:289:1028:22
9:08
#20223
20K
12.43 mi13:15:551:54:079:1128:39
9:13
#19678
Half
13.11 mi13:22:102:00:229:116:15
9:10
#19651
25K
15.53 mi13:44:462:22:589:1222:36
9:19
#19174
30K
18.64 mi14:14:542:53:069:1730:08
9:42
#18586
20M
20.00 mi14:28:283:06:409:2013:34
9:59
#18430
21M
21.00 mi14:39:093:17:219:2410:41
10:41
#18238
35K
21.75 mi14:46:253:24:379:257:16
9:43
#18145
23M
23.00 mi14:59:063:37:189:2712:41
10:08
#17964
24M
24.00 mi15:09:133:47:259:2910:07
10:07
#17902
40K
24.85 mi15:18:233:56:359:319:10
10:43
#17858
25.2M
25.20 mi15:22:174:00:299:333:54
11:19
#17815
Finish
26.22 mi15:31:564:10:089:339:39
9:28
#17728
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi206118207820719450(Top 76%)7493(Top 69%)7493(Top 161%)
10K6.21 mi3.10 mi20609+28172+358172+3520597(Top 81%)8152(Top 75%)8152(Top 175%)
15K9.32 mi3.11 mi20223+3867951+2217951+22119450(Top 76%)7493(Top 69%)7493(Top 161%)
20K12.43 mi3.11 mi19678+5457652+2997652+29918271(Top 72%)6855(Top 63%)6855(Top 147%)
Half13.11 mi0.68 mi19651+277638+147638+1418952(Top 74%)7305(Top 67%)7305(Top 157%)
25K15.53 mi2.42 mi19174+4777398+2407398+24016888(Top 66%)6206(Top 57%)6206(Top 133%)
30K18.64 mi3.11 mi18586+5887159+2397159+23916255(Top 64%)6104(Top 56%)6104(Top 131%)
20M20.00 mi1.36 mi18430+1567100+597100+5916426(Top 64%)6428(Top 59%)6428(Top 138%)
21M21.00 mi1.00 mi18238+1927010+907010+9015432(Top 60%)6037(Top 55%)6037(Top 130%)
35K21.75 mi0.75 mi18145+936977+336977+3316266(Top 64%)6493(Top 59%)6493(Top 139%)
23M23.00 mi1.25 mi17964+1816914+636914+6315908(Top 62%)6355(Top 58%)6355(Top 136%)
24M24.00 mi1.00 mi17902+626905+96905+916712(Top 65%)6796(Top 62%)6796(Top 146%)
40K24.85 mi0.85 mi17858+446907-26907-217355(Top 68%)7202(Top 66%)7202(Top 155%)
25.2M25.20 mi0.35 mi17815+436896+116896+1115544(Top 61%)6316(Top 58%)6316(Top 136%)
Finish26.22 mi1.02 mi17728+876870+266870+2616407(Top 64%)6712(Top 61%)6712(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

19450

Females

7493

F18-39

7493

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

20597

Females

8152

F18-39

8152

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

19450

Females

7493

F18-39

7493

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

18271

Females

6855

F18-39

6855

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

18952

Females

7305

F18-39

7305

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

16888

Females

6206

F18-39

6206

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

16255

Females

6104

F18-39

6104

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

16426

Females

6428

F18-39

6428

20M→21M

20.0 - 21.0 mi

Top 60%
×8story building
+106ft-24ft

Overall

15432

Females

6037

F18-39

6037

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

16266

Females

6493

F18-39

6493

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

15908

Females

6355

F18-39

6355

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

16712

Females

6796

F18-39

6796

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

17355

Females

7202

F18-39

7202

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15544

Females

6316

F18-39

6316

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

16407

Females

6712

F18-39

6712

Passing Analysis

Category:
Athletes Passed
3465
Passed By
582
Net Change
+2883
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20611
5K → 10K270268+2#20611#20609
10K → 15K43751+386#20609#20223
15K → 20K56722+545#20223#19678
20K → Half4518+27#19678#19651
Half → 25K48912+477#19651#19174
25K → 30K60921+588#19174#18586
30K → 20M18630+156#18586#18430
20M → 21M21018+192#18430#18238
21M → 35K10613+93#18238#18145
35K → 23M20423+181#18145#17964
23M → 24M9533+62#17964#17902
24M → 40K8844+44#17902#17858
40K → 25.2M5411+43#17858#17815
25.2M → Finish10518+87#17815#17728
TOTALS3465582+2883
📊

Passing Visuals

Category:
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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