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BOSTON MARATHON 2024

Mairead Lyons

Bib: 24300•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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:23/mi
32:15
↑ 97↓ 3451.5%
10K· 6.21 mi
9:26/mi
1:01:32
↑ 79↓ 1380.4%
15K· 9.32 mi
8:48/mi
1:28:51
↑ 67↓ 78
20K· 12.43 mi
8:57/mi
1:56:39
↑ 106↓ 860.1%
Half· 13.11 mi
8:54/mi
2:02:43
↑ 19↓ 370.5%
25K· 15.53 mi
9:05/mi
2:24:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:23/mi
2:53:55
↑ 181↓ 1480.2%
20M
9:14/mi
3:06:28
↑ 64↓ 500.2%
21M
9:53/mi
3:16:21
↑ 106↓ 241.6%
35K· 21.75 mi
9:17/mi
3:23:18
↑ 17↓ 861.7%
23M
9:50/mi
3:35:37
↑ 23↓ 630.6%
24M
10:03/mi
3:45:40
↓ 821.3%
40K· 24.85 mi
11:25/mi
3:55:26
↓ 200.3%
25.2M
11:50/mi
3:59:31
↑ 13↓ 160.2%
Finish· 26.22 mi
9:09/mi
4:08:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:43
Pace9:22 /mi
2nd Half
Distance13.11 mi
Time2:06:07
Pace9:37 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0232:1510:2332:15
10:23
-
10K
6.21 mi12:21:191:01:329:5429:17
9:26
-0:57
15K
9.32 mi12:48:381:28:519:3227:19
8:48
-0:38
20K
12.43 mi13:16:261:56:399:2327:48
8:57
+0:09
Half
13.11 mi13:22:302:02:439:226:04
8:54
-0:03
25K
15.53 mi13:44:322:24:459:1922:02
9:05
+0:11
30K
18.64 mi14:13:422:53:559:2029:10
9:23
+0:18
20M
20.00 mi14:26:153:06:289:1912:33
9:14
-0:09
21M
21.00 mi14:36:083:16:219:219:53
9:53
+0:39
35K
21.75 mi14:43:053:23:189:216:57
9:17
-0:36
23M
23.00 mi14:55:243:35:379:2212:19
9:50
+0:33
24M
24.00 mi15:05:273:45:409:2410:03
10:03
+0:13
40K
24.85 mi15:15:133:55:269:289:46
11:25
+1:22
25.2M
25.20 mi15:19:183:59:319:304:05
11:50
+0:25
Finish
26.22 mi15:28:374:08:509:309:19
9:09
-2:41

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

8:48 /mi

Average Pace

9:30 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:23

13% of race

Time at Steady Pace

2:17:06

55% of race

Time at Slower Pace

1:18:21

31% of race

Average Pace: 9:29 /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 mi11:52:0232:1510:2332:15
10:23
#23852
10K
6.21 mi12:21:191:01:329:5429:17
9:26
#22565
15K
9.32 mi12:48:381:28:519:3227:19
8:48
#21322
20K
12.43 mi13:16:261:56:399:2327:48
8:57
#20380
Half
13.11 mi13:22:302:02:439:226:04
8:54
#20267
25K
15.53 mi13:44:322:24:459:1922:02
9:05
#19580
30K
18.64 mi14:13:422:53:559:2029:10
9:23
#18762
20M
20.00 mi14:26:153:06:289:1912:33
9:14
#18387
21M
21.00 mi14:36:083:16:219:219:53
9:53
#18061
35K
21.75 mi14:43:053:23:189:216:57
9:17
#17917
23M
23.00 mi14:55:243:35:379:2212:19
9:50
#17705
24M
24.00 mi15:05:273:45:409:2410:03
10:03
#17646
40K
24.85 mi15:15:133:55:269:289:46
11:25
#17702
25.2M
25.20 mi15:19:183:59:319:304:05
11:50
#17671
Finish
26.22 mi15:28:374:08:509:309:19
9:09
#17546
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi238529866986617944(Top 70%)6685(Top 61%)6685(Top 143%)
10K6.21 mi3.10 mi22565+12879195+6719195+67121161(Top 83%)8456(Top 77%)8456(Top 181%)
15K9.32 mi3.11 mi21322+12438540+6558540+65517944(Top 70%)6685(Top 61%)6685(Top 143%)
20K12.43 mi3.11 mi20380+9428022+5188022+51817126(Top 67%)6235(Top 57%)6235(Top 134%)
Half13.11 mi0.68 mi20267+1137958+647958+6417806(Top 70%)6698(Top 61%)6698(Top 144%)
25K15.53 mi2.42 mi19580+6877619+3397619+33915936(Top 62%)5681(Top 52%)5681(Top 122%)
30K18.64 mi3.11 mi18762+8187247+3727247+37215007(Top 59%)5421(Top 50%)5421(Top 116%)
20M20.00 mi1.36 mi18387+3757080+1677080+16713346(Top 52%)4768(Top 44%)4768(Top 102%)
21M21.00 mi1.00 mi18061+3266917+1636917+16312539(Top 49%)4553(Top 42%)4553(Top 98%)
35K21.75 mi0.75 mi17917+1446866+516866+5114707(Top 58%)5710(Top 52%)5710(Top 123%)
23M23.00 mi1.25 mi17705+2126766+1006766+10014898(Top 58%)5871(Top 54%)5871(Top 126%)
24M24.00 mi1.00 mi17646+596760+66760+616494(Top 65%)6693(Top 61%)6693(Top 144%)
40K24.85 mi0.85 mi17702-566821-616821-6119153(Top 75%)8090(Top 74%)8090(Top 174%)
25.2M25.20 mi0.35 mi17671+316812+96812+916981(Top 66%)7033(Top 64%)7033(Top 151%)
Finish26.22 mi1.02 mi17546+1256775+376775+3714931(Top 58%)5945(Top 54%)5945(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

17944

Females

6685

F18-39

6685

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

21161

Females

8456

F18-39

8456

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

17944

Females

6685

F18-39

6685

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

17126

Females

6235

F18-39

6235

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

17806

Females

6698

F18-39

6698

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

15936

Females

5681

F18-39

5681

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15007

Females

5421

F18-39

5421

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13346

Females

4768

F18-39

4768

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

12539

Females

4553

F18-39

4553

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

14707

Females

5710

F18-39

5710

35K→23M

21.8 - 23.0 mi

Top 58%
×5story building
+23ft-63ft

Overall

14898

Females

5871

F18-39

5871

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

16494

Females

6693

F18-39

6693

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19153

Females

8090

F18-39

8090

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16981

Females

7033

F18-39

7033

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

14931

Females

5945

F18-39

5945

Passing Analysis

Category:
Athletes Passed
6505
Passed By
199
Net Change
+6306
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23852
5K → 10K12903+1287#23852#22565
10K → 15K12430+1243#22565#21322
15K → 20K9442+942#21322#20380
20K → Half1130+113#20380#20267
Half → 25K6892+687#20267#19580
25K → 30K8202+818#19580#18762
30K → 20M3783+375#18762#18387
20M → 21M3326+326#18387#18061
21M → 35K1517+144#18061#17917
35K → 23M22412+212#17917#17705
23M → 24M9435+59#17705#17646
24M → 40K44100-56#17646#17702
40K → 25.2M4918+31#17702#17671
25.2M → Finish1349+125#17671#17546
TOTALS6505199+6306
📊

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