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BOSTON MARATHON 2024

Martha Zendejas

Bib: 21727•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F50-54)
#0 / 1187
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
8:24/mi
26:06
↑ 97↓ 3451.5%
10K· 6.21 mi
8:42/mi
53:09
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:20:56
↑ 67↓ 78
20K· 12.43 mi
9:07/mi
1:49:16
↑ 106↓ 860.1%
Half· 13.11 mi
8:48/mi
1:55:16
↑ 19↓ 370.5%
25K· 15.53 mi
9:33/mi
2:18:26
↑ 66↓ 880.2%
30K· 18.64 mi
10:16/mi
2:50:20
↑ 181↓ 1480.2%
20M
10:42/mi
3:04:52
↑ 64↓ 500.2%
21M
12:10/mi
3:17:02
↑ 106↓ 241.6%
35K· 21.75 mi
9:52/mi
3:24:25
↑ 17↓ 861.7%
23M
11:34/mi
3:38:54
↑ 23↓ 630.6%
24M
10:50/mi
3:49:44
↓ 821.3%
40K· 24.85 mi
11:45/mi
3:59:47
↓ 200.3%
25.2M
14:21/mi
4:04:44
↑ 13↓ 160.2%
Finish· 26.22 mi
12:04/mi
4:17:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:16
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:21:46
Pace10:49 /mi
📊Positive Split: 23.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:3726:068:2426:06
8:24
-
10K
6.21 mi11:49:4053:098:3327:03
8:42
+0:18
15K
9.32 mi12:17:271:20:568:4127:47
8:57
+0:15
20K
12.43 mi12:45:471:49:168:4828:20
9:07
+0:10
Half
13.11 mi12:51:471:55:168:486:00
8:48
-0:19
25K
15.53 mi13:14:572:18:268:5523:10
9:33
+0:45
30K
18.64 mi13:46:512:50:209:0831:54
10:16
+0:43
20M
20.00 mi14:01:233:04:529:1514:32
10:42
+0:26
21M
21.00 mi14:13:333:17:029:2312:10
12:10
+1:28
35K
21.75 mi14:20:563:24:259:247:23
9:52
-2:18
23M
23.00 mi14:35:253:38:549:3114:29
11:34
+1:42
24M
24.00 mi14:46:153:49:449:3410:50
10:50
-0:44
40K
24.85 mi14:56:183:59:479:3910:03
11:45
+0:55
25.2M
25.20 mi15:01:154:04:449:434:57
14:21
+2:36
Finish
26.22 mi15:13:334:17:029:4912:18
12:04
-2:17

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

8:24 /mi

Average Pace

9:49 /mi

Slowest Pace

14:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:16

45% of race

Time at Steady Pace

1:27:49

34% of race

Time at Slower Pace

53:57

21% 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 mi11:22:3726:068:2426:06
8:24
#17234
10K
6.21 mi11:49:4053:098:3327:03
8:42
#17828
15K
9.32 mi12:17:271:20:568:4127:47
8:57
#18107
20K
12.43 mi12:45:471:49:168:4828:20
9:07
#18000
Half
13.11 mi12:51:471:55:168:486:00
8:48
#17941
25K
15.53 mi13:14:572:18:268:5523:10
9:33
#17886
30K
18.64 mi13:46:512:50:209:0831:54
10:16
#17995
20M
20.00 mi14:01:233:04:529:1514:32
10:42
#18085
21M
21.00 mi14:13:333:17:029:2312:10
12:10
#18187
35K
21.75 mi14:20:563:24:259:247:23
9:52
#18114
23M
23.00 mi14:35:253:38:549:3114:29
11:34
#18207
24M
24.00 mi14:46:153:49:449:3410:50
10:50
#18236
40K
24.85 mi14:56:183:59:479:3910:03
11:45
#18305
25.2M
25.20 mi15:01:154:04:449:434:57
14:21
#18395
Finish
26.22 mi15:13:334:17:029:4912:18
12:04
#18616
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi172346299629918649(Top 73%)7052(Top 65%)7052(Top 594%)
10K6.21 mi3.10 mi17828-5946633-3346633-33418410(Top 72%)6966(Top 64%)6966(Top 587%)
15K9.32 mi3.11 mi18107-2796803-1706803-17018649(Top 73%)7052(Top 65%)7052(Top 594%)
20K12.43 mi3.11 mi18000+1076744+596744+5917868(Top 70%)6637(Top 61%)6637(Top 559%)
Half13.11 mi0.68 mi17941+596711+336711+3317367(Top 68%)6445(Top 59%)6445(Top 543%)
25K15.53 mi2.42 mi17886+556706+56706+517738(Top 69%)6676(Top 61%)6676(Top 562%)
30K18.64 mi3.11 mi17995-1096830-1246830-12418168(Top 71%)7129(Top 65%)7129(Top 601%)
20M20.00 mi1.36 mi18085-906910-806910-8018545(Top 73%)7481(Top 68%)7481(Top 630%)
21M21.00 mi1.00 mi18187-1026985-756985-7519189(Top 75%)7904(Top 72%)7904(Top 666%)
35K21.75 mi0.75 mi18114+736960+256960+2516763(Top 66%)6741(Top 62%)6741(Top 568%)
23M23.00 mi1.25 mi18207-937035-757035-7519806(Top 78%)8303(Top 76%)8303(Top 699%)
24M24.00 mi1.00 mi18236-297084-497084-4918780(Top 74%)7848(Top 72%)7848(Top 661%)
40K24.85 mi0.85 mi18305-697134-507134-5019922(Top 78%)8467(Top 78%)8467(Top 713%)
25.2M25.20 mi0.35 mi18395-907187-537187-5322174(Top 87%)9543(Top 87%)9543(Top 804%)
Finish26.22 mi1.02 mi18616-2217345-1587345-15823340(Top 91%)10095(Top 92%)10095(Top 850%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18649

Females

7052

F50-54

7052

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

18410

Females

6966

F50-54

6966

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18649

Females

7052

F50-54

7052

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

17868

Females

6637

F50-54

6637

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

17367

Females

6445

F50-54

6445

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

17738

Females

6676

F50-54

6676

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18168

Females

7129

F50-54

7129

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

18545

Females

7481

F50-54

7481

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19189

Females

7904

F50-54

7904

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

16763

Females

6741

F50-54

6741

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

19806

Females

8303

F50-54

8303

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

18780

Females

7848

F50-54

7848

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

19922

Females

8467

F50-54

8467

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

22174

Females

9543

F50-54

9543

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

23340

Females

10095

F50-54

10095

Passing Analysis

Category:
Athletes Passed
1523
Passed By
2905
Net Change
-1382
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17234
5K → 10K117711-594#17234#17828
10K → 15K142421-279#17828#18107
15K → 20K293186+107#18107#18000
20K → Half7617+59#18000#17941
Half → 25K222167+55#17941#17886
25K → 30K213322-109#17886#17995
30K → 20M76166-90#17995#18085
20M → 21M74176-102#18085#18187
21M → 35K9522+73#18187#18114
35K → 23M70163-93#18114#18207
23M → 24M6089-29#18207#18236
24M → 40K37106-69#18236#18305
40K → 25.2M18108-90#18305#18395
25.2M → Finish30251-221#18395#18616
TOTALS15232905-1382
📊

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