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BOSTON MARATHON 2024

Mao Her-Flores

Bib: 18844•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 48%
Division (F45-49)
#0 / 1753
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
8:12/mi
25:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:37/mi
52:14
↑ 79↓ 1380.4%
15K· 9.32 mi
9:14/mi
1:20:55
↑ 67↓ 78
20K· 12.43 mi
9:05/mi
1:49:07
↑ 106↓ 860.1%
Half· 13.11 mi
9:14/mi
1:55:25
↑ 19↓ 370.5%
25K· 15.53 mi
9:37/mi
2:18:44
↑ 66↓ 880.2%
30K· 18.64 mi
9:07/mi
2:47:02
↑ 181↓ 1480.2%
20M
9:27/mi
2:59:52
↑ 64↓ 500.2%
21M
9:33/mi
3:09:25
↑ 106↓ 241.6%
35K· 21.75 mi
10:30/mi
3:17:16
↑ 17↓ 861.7%
23M
9:45/mi
3:29:28
↑ 23↓ 630.6%
24M
9:29/mi
3:38:57
↓ 821.3%
40K· 24.85 mi
9:21/mi
3:46:57
↓ 200.3%
25.2M
10:44/mi
3:50:39
↑ 13↓ 160.2%
Finish· 26.22 mi
8:54/mi
3:59:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:25
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:04:18
Pace9:29 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2625:298:1225:29
8:12
-
10K
6.21 mi11:44:1152:148:2426:45
8:37
+0:25
15K
9.32 mi12:12:521:20:558:4128:41
9:14
+0:37
20K
12.43 mi12:41:041:49:078:4728:12
9:05
-0:09
Half
13.11 mi12:47:221:55:258:486:18
9:14
+0:09
25K
15.53 mi13:10:412:18:448:5623:19
9:37
+0:23
30K
18.64 mi13:38:592:47:028:5828:18
9:07
-0:30
20M
20.00 mi13:51:492:59:529:0012:50
9:27
+0:20
21M
21.00 mi14:01:223:09:259:019:33
9:33
+0:06
35K
21.75 mi14:09:133:17:169:047:51
10:30
+0:57
23M
23.00 mi14:21:253:29:289:0612:12
9:45
-0:45
24M
24.00 mi14:30:543:38:579:079:29
9:29
-0:16
40K
24.85 mi14:38:543:46:579:088:00
9:21
-0:08
25.2M
25.20 mi14:42:363:50:399:093:42
10:44
+1:23
Finish
26.22 mi14:51:403:59:439:099:04
8:54
-1:50

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

8:12 /mi

Average Pace

9:09 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:18

26% of race

Time at Steady Pace

2:34:40

65% of race

Time at Slower Pace

23:45

10% of race

Average Pace: 9:09 /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 mi11:17:2625:298:1225:29
8:12
#16042
10K
6.21 mi11:44:1152:148:2426:45
8:37
#16965
15K
9.32 mi12:12:521:20:558:4128:41
9:14
#18096
20K
12.43 mi12:41:041:49:078:4728:12
9:05
#17929
Half
13.11 mi12:47:221:55:258:486:18
9:14
#18010
25K
15.53 mi13:10:412:18:448:5623:19
9:37
#17977
30K
18.64 mi13:38:592:47:028:5828:18
9:07
#17174
20M
20.00 mi13:51:492:59:529:0012:50
9:27
#16964
21M
21.00 mi14:01:223:09:259:019:33
9:33
#16631
35K
21.75 mi14:09:133:17:169:047:51
10:30
#16725
23M
23.00 mi14:21:253:29:289:0612:12
9:45
#16606
24M
24.00 mi14:30:543:38:579:079:29
9:29
#16490
40K
24.85 mi14:38:543:46:579:088:00
9:21
#16303
25.2M
25.20 mi14:42:363:50:399:093:42
10:44
#16263
Finish
26.22 mi14:51:403:59:439:099:04
8:54
#16182
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi160425584558419827(Top 78%)7688(Top 70%)7688(Top 439%)
10K6.21 mi3.10 mi16965-9236127-5436127-54317919(Top 70%)6672(Top 61%)6672(Top 381%)
15K9.32 mi3.11 mi18096-11316794-6676794-66719827(Top 78%)7688(Top 70%)7688(Top 439%)
20K12.43 mi3.11 mi17929+1676699+956699+9517671(Top 69%)6525(Top 60%)6525(Top 372%)
Half13.11 mi0.68 mi18010-816745-466745-4619209(Top 75%)7443(Top 68%)7443(Top 425%)
25K15.53 mi2.42 mi17977+336758-136758-1317927(Top 70%)6783(Top 62%)6783(Top 387%)
30K18.64 mi3.11 mi17174+8036353+4056353+40513777(Top 54%)4723(Top 43%)4723(Top 269%)
20M20.00 mi1.36 mi16964+2106275+786275+7814295(Top 56%)5296(Top 48%)5296(Top 302%)
21M21.00 mi1.00 mi16631+3336108+1676108+16711111(Top 43%)3811(Top 35%)3811(Top 217%)
35K21.75 mi0.75 mi16725-946190-826190-8218574(Top 73%)7618(Top 70%)7618(Top 435%)
23M23.00 mi1.25 mi16606+1196140+506140+5014549(Top 57%)5687(Top 52%)5687(Top 324%)
24M24.00 mi1.00 mi16490+1166115+256115+2514426(Top 56%)5666(Top 52%)5666(Top 323%)
40K24.85 mi0.85 mi16303+1876039+766039+7612548(Top 49%)4821(Top 44%)4821(Top 275%)
25.2M25.20 mi0.35 mi16263+406033+66033+613660(Top 53%)5394(Top 49%)5394(Top 308%)
Finish26.22 mi1.02 mi16182+816010+236010+2313730(Top 54%)5348(Top 49%)5348(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

19827

Females

7688

F45-49

7688

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

17919

Females

6672

F45-49

6672

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

19827

Females

7688

F45-49

7688

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

17671

Females

6525

F45-49

6525

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19209

Females

7443

F45-49

7443

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

17927

Females

6783

F45-49

6783

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

13777

Females

4723

F45-49

4723

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14295

Females

5296

F45-49

5296

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11111

Females

3811

F45-49

3811

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

18574

Females

7618

F45-49

7618

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

14549

Females

5687

F45-49

5687

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14426

Females

5666

F45-49

5666

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12548

Females

4821

F45-49

4821

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13660

Females

5394

F45-49

5394

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

13730

Females

5348

F45-49

5348

Passing Analysis

Category:
Athletes Passed
2762
Passed By
2902
Net Change
-140
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16042
5K → 10K72995-923#16042#16965
10K → 15K381169-1131#16965#18096
15K → 20K324157+167#18096#17929
20K → Half20101-81#17929#18010
Half → 25K225192+33#18010#17977
25K → 30K8118+803#17977#17174
30K → 20M23828+210#17174#16964
20M → 21M3352+333#16964#16631
21M → 35K40134-94#16631#16725
35K → 23M15536+119#16725#16606
23M → 24M14125+116#16606#16490
24M → 40K1936+187#16490#16303
40K → 25.2M5616+40#16303#16263
25.2M → Finish11433+81#16263#16182
TOTALS27622902-140
📊

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