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BOSTON MARATHON 2024

Mairead Swords

Bib: 24213•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
32:20
Rank: #23905
Start → 5K
10:24/mi
32:20 split
10K· 6.21 mi
1:01:12
Rank: #22435 (+1470)
5K → 10K
9:17/mi
28:52 split
15K· 9.32 mi
1:29:30
Rank: #21510 (+925)
10K → 15K
9:07/mi
28:18 split
20K· 12.43 mi
1:57:34
Rank: #20564 (+946)
15K → 20K
9:02/mi
28:04 split
Half· 13.11 mi
2:03:20
Rank: #20387 (+177)
20K → Half
8:27/mi
5:46 split
25K· 15.53 mi
2:25:15
Rank: #19687 (+700)
Half → 25K
9:02/mi
21:55 split
30K· 18.64 mi
2:55:29
Rank: #19066 (+621)
25K → 30K
9:44/mi
30:14 split
20M
3:09:02
Rank: #18839 (+227)
30K → 20M
9:58/mi
13:33 split
21M
3:19:32
Rank: #18589 (+250)
20M → 21M
10:30/mi
10:30 split
35K· 21.75 mi
3:26:43
Rank: #18472 (+117)
21M → 35K
9:36/mi
7:11 split
23M
3:39:05
Rank: #18238 (+234)
35K → 23M
9:53/mi
12:22 split
24M
3:48:53
Rank: #18115 (+123)
23M → 24M
9:48/mi
9:48 split
40K· 24.85 mi
3:57:20
Rank: #17963 (+152)
24M → 40K
9:53/mi
8:27 split
25.2M
4:00:53
Rank: #17860 (+103)
40K → 25.2M
10:18/mi
3:33 split
Finish· 26.22 mi
4:09:43
Rank: #17668 (+192)
25.2M → Finish
8:40/mi
8:50 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:20
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:06:23
Pace9:38 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2332:2010:2432:20
10:24
-
10K
6.21 mi12:19:151:01:129:5128:52
9:17
-1:07
15K
9.32 mi12:47:331:29:309:3628:18
9:07
-0:10
20K
12.43 mi13:15:371:57:349:2828:04
9:02
-0:05
Half
13.11 mi13:21:232:03:209:245:46
8:27
-0:35
25K
15.53 mi13:43:182:25:159:2121:55
9:02
+0:35
30K
18.64 mi14:13:322:55:299:2530:14
9:44
+0:42
20M
20.00 mi14:27:053:09:029:2713:33
9:58
+0:14
21M
21.00 mi14:37:353:19:329:3010:30
10:30
+0:32
35K
21.75 mi14:44:463:26:439:307:11
9:36
-0:54
23M
23.00 mi14:57:083:39:059:3212:22
9:53
+0:17
24M
24.00 mi15:06:563:48:539:329:48
9:48
-0:05
40K
24.85 mi15:15:233:57:209:338:27
9:53
+0:05
25.2M
25.20 mi15:18:564:00:539:343:33
10:18
+0:25
Finish
26.22 mi15:27:464:09:439:328:50
8:40
-1:38

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

8:27 /mi

Average Pace

9:32 /mi

Slowest Pace

10:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:45

49% of race

Time at Steady Pace

1:21:35

33% of race

Time at Slower Pace

46:23

19% of race

Average Pace: 9:31 /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 mi11:50:2332:2010:2432:20
10:24
#23905
10K
6.21 mi12:19:151:01:129:5128:52
9:17
#22435
15K
9.32 mi12:47:331:29:309:3628:18
9:07
#21510
20K
12.43 mi13:15:371:57:349:2828:04
9:02
#20564
Half
13.11 mi13:21:232:03:209:245:46
8:27
#20387
25K
15.53 mi13:43:182:25:159:2121:55
9:02
#19687
30K
18.64 mi14:13:322:55:299:2530:14
9:44
#19066
20M
20.00 mi14:27:053:09:029:2713:33
9:58
#18839
21M
21.00 mi14:37:353:19:329:3010:30
10:30
#18589
35K
21.75 mi14:44:463:26:439:307:11
9:36
#18472
23M
23.00 mi14:57:083:39:059:3212:22
9:53
#18238
24M
24.00 mi15:06:563:48:539:329:48
9:48
#18115
40K
24.85 mi15:15:233:57:209:338:27
9:53
#17963
25.2M
25.20 mi15:18:564:00:539:343:33
10:18
#17860
Finish
26.22 mi15:27:464:09:439:328:50
8:40
#17668
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi239059900990019374(Top 76%)7451(Top 68%)7451(Top 160%)
10K6.21 mi3.10 mi22435+14709120+7809120+78020760(Top 81%)8231(Top 75%)8231(Top 177%)
15K9.32 mi3.11 mi21510+9258640+4808640+48019374(Top 76%)7451(Top 68%)7451(Top 160%)
20K12.43 mi3.11 mi20564+9468125+5158125+51517491(Top 68%)6428(Top 59%)6428(Top 138%)
Half13.11 mi0.68 mi20387+1778027+988027+9815518(Top 61%)5361(Top 49%)5361(Top 115%)
25K15.53 mi2.42 mi19687+7007681+3467681+34615700(Top 61%)5559(Top 51%)5559(Top 119%)
30K18.64 mi3.11 mi19066+6217402+2797402+27916367(Top 64%)6161(Top 56%)6161(Top 132%)
20M20.00 mi1.36 mi18839+2277310+927310+9216380(Top 64%)6411(Top 59%)6411(Top 138%)
21M21.00 mi1.00 mi18589+2507197+1137197+11314851(Top 58%)5757(Top 53%)5757(Top 124%)
35K21.75 mi0.75 mi18472+1177153+447153+4415883(Top 62%)6292(Top 58%)6292(Top 135%)
23M23.00 mi1.25 mi18238+2347051+1027051+10215070(Top 59%)5959(Top 55%)5959(Top 128%)
24M24.00 mi1.00 mi18115+1237020+317020+3115655(Top 61%)6277(Top 57%)6277(Top 135%)
40K24.85 mi0.85 mi17963+1526964+566964+5614609(Top 57%)5831(Top 53%)5831(Top 125%)
25.2M25.20 mi0.35 mi17860+1036922+426922+4212143(Top 48%)4690(Top 43%)4690(Top 101%)
Finish26.22 mi1.02 mi17668+1926839+836839+8312488(Top 49%)4731(Top 43%)4731(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

19374

Females

7451

F18-39

7451

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

20760

Females

8231

F18-39

8231

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

19374

Females

7451

F18-39

7451

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

17491

Females

6428

F18-39

6428

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

15518

Females

5361

F18-39

5361

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

15700

Females

5559

F18-39

5559

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

16367

Females

6161

F18-39

6161

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

16380

Females

6411

F18-39

6411

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

14851

Females

5757

F18-39

5757

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

15883

Females

6292

F18-39

6292

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15070

Females

5959

F18-39

5959

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

15655

Females

6277

F18-39

6277

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

14609

Females

5831

F18-39

5831

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12143

Females

4690

F18-39

4690

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

12488

Females

4731

F18-39

4731

Passing Analysis

Category:
Athletes Passed
6319
Passed By
82
Net Change
+6237
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23905
5K → 10K14711+1470#23905#22435
10K → 15K9283+925#22435#21510
15K → 20K9460+946#21510#20564
20K → Half1770+177#20564#20387
Half → 25K7022+700#20387#19687
25K → 30K63817+621#19687#19066
30K → 20M23912+227#19066#18839
20M → 21M2566+250#18839#18589
21M → 35K1258+117#18589#18472
35K → 23M24410+234#18472#18238
23M → 24M13916+123#18238#18115
24M → 40K1586+152#18115#17963
40K → 25.2M1030+103#17963#17860
25.2M → Finish1931+192#17860#17668
TOTALS631982+6237
📊

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