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BOSTON MARATHON 2024

Lea Pailas

Bib: 13077•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 38%
Gender (Female)
#0 / 10924
Top 23%
Masters (Masters Women)
#0 / 6263
Top 11%
Division (F50-54)
#0 / 1187
Top 6%
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
7:38/mi
23:44
↑ 97↓ 3451.5%
10K· 6.21 mi
7:45/mi
47:49
↑ 79↓ 1380.4%
15K· 9.32 mi
7:46/mi
1:11:58
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:36:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:41:38
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
2:00:45
↑ 66↓ 880.2%
30K· 18.64 mi
8:07/mi
2:25:59
↑ 181↓ 1480.2%
20M
8:16/mi
2:37:13
↑ 64↓ 500.2%
21M
9:14/mi
2:46:27
↑ 106↓ 241.6%
35K· 21.75 mi
8:17/mi
2:52:39
↑ 17↓ 861.7%
23M
8:33/mi
3:03:21
↑ 23↓ 630.6%
24M
8:20/mi
3:11:41
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:19:03
↓ 200.3%
25.2M
9:37/mi
3:22:22
↑ 13↓ 160.2%
Finish· 26.22 mi
7:50/mi
3:30:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:38
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:48:43
Pace8:18 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4623:447:3823:44
7:38
-
10K
6.21 mi11:17:5147:497:4224:05
7:45
+0:07
15K
9.32 mi11:42:001:11:587:4324:09
7:46
+0:01
20K
12.43 mi12:06:221:36:207:4524:22
7:51
+0:05
Half
13.11 mi12:11:401:41:387:455:18
7:46
-0:05
25K
15.53 mi12:30:472:00:457:4619:07
7:53
+0:07
30K
18.64 mi12:56:012:25:597:5025:14
8:07
+0:14
20M
20.00 mi13:07:152:37:137:5211:14
8:16
+0:09
21M
21.00 mi13:16:292:46:277:569:14
9:14
+0:58
35K
21.75 mi13:22:412:52:397:566:12
8:17
-0:57
23M
23.00 mi13:33:233:03:217:5810:42
8:33
+0:16
24M
24.00 mi13:41:433:11:417:598:20
8:20
-0:13
40K
24.85 mi13:49:053:19:038:017:22
8:37
+0:17
25.2M
25.20 mi13:52:243:22:228:023:19
9:37
+1:00
Finish
26.22 mi14:00:233:30:218:027:59
7:50
-1:47

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

7:38 /mi

Average Pace

8:02 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:15

41% of race

Time at Steady Pace

1:34:29

45% of race

Time at Slower Pace

30:37

15% of race

Average Pace: 8:01 /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 mi10:53:4623:447:3823:44
7:38
#11837
10K
6.21 mi11:17:5147:497:4224:05
7:45
#12054
15K
9.32 mi11:42:001:11:587:4324:09
7:46
#11912
20K
12.43 mi12:06:221:36:207:4524:22
7:51
#11536
Half
13.11 mi12:11:401:41:387:455:18
7:46
#11500
25K
15.53 mi12:30:472:00:457:4619:07
7:53
#11107
30K
18.64 mi12:56:012:25:597:5025:14
8:07
#10473
20M
20.00 mi13:07:152:37:137:5211:14
8:16
#10230
21M
21.00 mi13:16:292:46:277:569:14
9:14
#10127
35K
21.75 mi13:22:412:52:397:566:12
8:17
#10076
23M
23.00 mi13:33:233:03:217:5810:42
8:33
#9933
24M
24.00 mi13:41:433:11:417:598:20
8:20
#9824
40K
24.85 mi13:49:053:19:038:017:22
8:37
#9777
25.2M
25.20 mi13:52:243:22:228:023:19
9:37
#9751
Finish
26.22 mi14:00:233:30:218:027:59
7:50
#9654
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi118373036303611726(Top 46%)3082(Top 28%)3082(Top 260%)
10K6.21 mi3.10 mi12054-2173199-1633199-16312260(Top 48%)3324(Top 30%)3324(Top 280%)
15K9.32 mi3.11 mi11912+1423155+443155+4411726(Top 46%)3082(Top 28%)3082(Top 260%)
20K12.43 mi3.11 mi11536+3762959+1962959+19610727(Top 42%)2681(Top 25%)2681(Top 226%)
Half13.11 mi0.68 mi11500+362949+102949+1011124(Top 44%)2864(Top 26%)2864(Top 241%)
25K15.53 mi2.42 mi11107+3932784+1652784+1659451(Top 37%)2220(Top 20%)2220(Top 187%)
30K18.64 mi3.11 mi10473+6342560+2242560+2248577(Top 34%)2014(Top 18%)2014(Top 170%)
20M20.00 mi1.36 mi10230+2432500+602500+608212(Top 32%)2096(Top 19%)2096(Top 177%)
21M21.00 mi1.00 mi10127+1032496+42496+49649(Top 38%)3032(Top 28%)3032(Top 255%)
35K21.75 mi0.75 mi10076+512506-102506-109510(Top 37%)2958(Top 27%)2958(Top 249%)
23M23.00 mi1.25 mi9933+1432500+62500+68739(Top 34%)2738(Top 25%)2738(Top 231%)
24M24.00 mi1.00 mi9824+1092490+102490+108487(Top 33%)2703(Top 25%)2703(Top 228%)
40K24.85 mi0.85 mi9777+472500-102500-108958(Top 35%)3055(Top 28%)3055(Top 257%)
25.2M25.20 mi0.35 mi9751+262507-72507-79244(Top 36%)3259(Top 30%)3259(Top 275%)
Finish26.22 mi1.02 mi9654+972490+172490+177565(Top 30%)2366(Top 22%)2366(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

11726

Females

3082

F50-54

3082

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

12260

Females

3324

F50-54

3324

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

11726

Females

3082

F50-54

3082

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

10727

Females

2681

F50-54

2681

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11124

Females

2864

F50-54

2864

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9451

Females

2220

F50-54

2220

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

8577

Females

2014

F50-54

2014

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

8212

Females

2096

F50-54

2096

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

9649

Females

3032

F50-54

3032

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9510

Females

2958

F50-54

2958

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

8739

Females

2738

F50-54

2738

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

8487

Females

2703

F50-54

2703

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

8958

Females

3055

F50-54

3055

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9244

Females

3259

F50-54

3259

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

7565

Females

2366

F50-54

2366

Passing Analysis

Category:
Athletes Passed
3274*
Passed By
1090
Net Change
+2183
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11837
5K → 10K198415-217#11837#12054
10K → 15K301159+142#12054#11912
15K → 20K43458+376#11912#11536
20K → Half5822+36#11536#11500
Half → 25K42734+393#11500#11107
25K → 30K66127+634#11107#10473
30K → 20M27633+243#10473#10230
20M → 21M18379+103#10230#10127
21M → 35K10352+51#10127#10076
35K → 23M208*65+143#10076#9933
23M → 24M147*38+109#9933#9824
24M → 40K9851+47#9824#9777
40K → 25.2M5428+26#9777#9751
25.2M → Finish12629+97#9751#9654
TOTALS3274*1090+2183

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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