Boston Marathon logo
BOSTON MARATHON 2024

Heidi Laduca

Bib: 22612•F

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
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
8:02/mi
24:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:05/mi
50:02
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:16:06
↑ 67↓ 78
20K· 12.43 mi
9:11/mi
1:44:37
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:50:27
↑ 19↓ 370.5%
25K· 15.53 mi
9:48/mi
2:14:12
↑ 66↓ 880.2%
30K· 18.64 mi
10:24/mi
2:46:31
↑ 181↓ 1480.2%
20M
10:48/mi
3:01:11
↑ 64↓ 500.2%
21M
13:05/mi
3:14:16
↑ 106↓ 241.6%
35K· 21.75 mi
10:54/mi
3:22:25
↑ 17↓ 861.7%
23M
16:30/mi
3:43:05
↑ 23↓ 630.6%
24M
9:55/mi
3:53:00
↓ 821.3%
40K· 24.85 mi
10:55/mi
4:02:20
↓ 200.3%
25.2M
13:09/mi
4:06:52
↑ 13↓ 160.2%
Finish· 26.22 mi
9:55/mi
4:16:58
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:27
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time2:26:31
Pace11:11 /mi
📊Positive Split: 32.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:2424:568:0224:56
8:02
-
10K
6.21 mi11:49:3050:028:0325:06
8:05
+0:03
15K
9.32 mi12:15:341:16:068:1026:04
8:23
+0:18
20K
12.43 mi12:44:051:44:378:2528:31
9:11
+0:48
Half
13.11 mi12:49:551:50:278:265:50
8:33
-0:38
25K
15.53 mi13:13:402:14:128:3823:45
9:48
+1:15
30K
18.64 mi13:45:592:46:318:5632:19
10:24
+0:36
20M
20.00 mi14:00:393:01:119:0414:40
10:48
+0:24
21M
21.00 mi14:13:443:14:169:1513:05
13:05
+2:17
35K
21.75 mi14:21:533:22:259:188:09
10:54
-2:11
23M
23.00 mi14:42:333:43:059:4220:40
16:30
+5:36
24M
24.00 mi14:52:283:53:009:439:55
9:55
-6:35
40K
24.85 mi15:01:484:02:209:459:20
10:55
+1:00
25.2M
25.20 mi15:06:204:06:529:484:32
13:09
+2:14
Finish
26.22 mi15:16:264:16:589:4810:06
9:55
-3:14

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

8:02 /mi

Average Pace

9:48 /mi

Slowest Pace

16:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:56

32% of race

Time at Steady Pace

2:16:45

53% of race

Time at Slower Pace

38:17

15% of race

Average Pace: 9:48 /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 mi11:24:2424:568:0224:56
8:02
#14851
10K
6.21 mi11:49:3050:028:0325:06
8:05
#14789
15K
9.32 mi12:15:341:16:068:1026:04
8:23
#15139
20K
12.43 mi12:44:051:44:378:2528:31
9:11
#15931
Half
13.11 mi12:49:551:50:278:265:50
8:33
#15943
25K
15.53 mi13:13:402:14:128:3823:45
9:48
#16512
30K
18.64 mi13:45:592:46:318:5632:19
10:24
#17052
20M
20.00 mi14:00:393:01:119:0414:40
10:48
#17248
21M
21.00 mi14:13:443:14:169:1513:05
13:05
#17655
35K
21.75 mi14:21:533:22:259:188:09
10:54
#17756
23M
23.00 mi14:42:333:43:059:4220:40
16:30
#18813
24M
24.00 mi14:52:283:53:009:439:55
9:55
#18676
40K
24.85 mi15:01:484:02:209:459:20
10:55
#18631
25.2M
25.20 mi15:06:204:06:529:484:32
13:09
#18653
Finish
26.22 mi15:16:264:16:589:4810:06
9:55
#18609
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi148514857485715794(Top 62%)5451(Top 50%)5451(Top 622%)
10K6.21 mi3.10 mi14789+624810+474810+4714756(Top 58%)4787(Top 44%)4787(Top 546%)
15K9.32 mi3.11 mi15139-3505035-2255035-22515794(Top 62%)5451(Top 50%)5451(Top 622%)
20K12.43 mi3.11 mi15931-7925537-5025537-50218104(Top 71%)6762(Top 62%)6762(Top 772%)
Half13.11 mi0.68 mi15943-125549-125549-1216073(Top 63%)5682(Top 52%)5682(Top 649%)
25K15.53 mi2.42 mi16512-5695911-3625911-36218533(Top 73%)7119(Top 65%)7119(Top 813%)
30K18.64 mi3.11 mi17052-5406290-3796290-37918537(Top 73%)7326(Top 67%)7326(Top 836%)
20M20.00 mi1.36 mi17248-1966431-1416431-14118785(Top 74%)7612(Top 70%)7612(Top 869%)
21M21.00 mi1.00 mi17655-4076699-2686699-26820892(Top 82%)8743(Top 80%)8743(Top 998%)
35K21.75 mi0.75 mi17756-1016778-796778-7919573(Top 77%)8113(Top 74%)8113(Top 926%)
23M23.00 mi1.25 mi18813-10577360-5827360-58225214(Top 99%)10812(Top 99%)10812(Top 1234%)
24M24.00 mi1.00 mi18676+1377314+467314+4616056(Top 63%)6479(Top 59%)6479(Top 740%)
40K24.85 mi0.85 mi18631+457311+37311+317872(Top 70%)7446(Top 68%)7446(Top 850%)
25.2M25.20 mi0.35 mi18653-227332-217332-2120004(Top 78%)8517(Top 78%)8517(Top 972%)
Finish26.22 mi1.02 mi18609+447341-97341-918108(Top 71%)7561(Top 69%)7561(Top 863%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

15794

Females

5451

F55-59

5451

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

14756

Females

4787

F55-59

4787

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

15794

Females

5451

F55-59

5451

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18104

Females

6762

F55-59

6762

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16073

Females

5682

F55-59

5682

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

18533

Females

7119

F55-59

7119

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

18537

Females

7326

F55-59

7326

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

18785

Females

7612

F55-59

7612

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

20892

Females

8743

F55-59

8743

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

19573

Females

8113

F55-59

8113

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

25214

Females

10812

F55-59

10812

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

16056

Females

6479

F55-59

6479

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17872

Females

7446

F55-59

7446

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20004

Females

8517

F55-59

8517

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18108

Females

7561

F55-59

7561

Passing Analysis

Category:
Athletes Passed
1244
Passed By
5002
Net Change
-3758
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14851
5K → 10K309247+62#14851#14789
10K → 15K140490-350#14789#15139
15K → 20K92884-792#15139#15931
20K → Half3749-12#15931#15943
Half → 25K87656-569#15943#16512
25K → 30K94634-540#16512#17052
30K → 20M76272-196#17052#17248
20M → 21M21428-407#17248#17655
21M → 35K49150-101#17655#17756
35K → 23M151072-1057#17756#18813
23M → 24M1458+137#18813#18676
24M → 40K7328+45#18676#18631
40K → 25.2M2446-22#18631#18653
25.2M → Finish8238+44#18653#18609
TOTALS12445002-3758
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing