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BOSTON MARATHON 2024

Mamie Brett

Bib: 18540•F

AL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 49%
Masters (Masters Women)
#0 / 6263
Top 40%
Division (F40-44)
#0 / 1613
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
8:07/mi
25:12
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
50:38
↑ 79↓ 1380.4%
15K· 9.32 mi
8:18/mi
1:16:24
↑ 67↓ 78
20K· 12.43 mi
8:33/mi
1:42:57
↑ 106↓ 860.1%
Half· 13.11 mi
8:37/mi
1:48:50
↑ 19↓ 370.5%
25K· 15.53 mi
9:08/mi
2:10:58
↑ 66↓ 880.2%
30K· 18.64 mi
9:21/mi
2:40:01
↑ 181↓ 1480.2%
20M
9:18/mi
2:52:39
↑ 64↓ 500.2%
21M
10:00/mi
3:02:39
↑ 106↓ 241.6%
35K· 21.75 mi
9:24/mi
3:09:41
↑ 17↓ 861.7%
23M
9:29/mi
3:21:33
↑ 23↓ 630.6%
24M
9:39/mi
3:31:12
↓ 821.3%
40K· 24.85 mi
9:53/mi
3:39:39
↓ 200.3%
25.2M
11:30/mi
3:43:37
↑ 13↓ 160.2%
Finish· 26.22 mi
9:25/mi
3:53:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:50
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time2:04:23
Pace9:29 /mi
📊Positive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2625:128:0725:12
8:07
-
10K
6.21 mi11:43:5250:388:0925:26
8:11
+0:04
15K
9.32 mi12:09:381:16:248:1225:46
8:18
+0:07
20K
12.43 mi12:36:111:42:578:1726:33
8:33
+0:15
Half
13.11 mi12:42:041:48:508:185:53
8:37
+0:04
25K
15.53 mi13:04:122:10:588:2622:08
9:08
+0:31
30K
18.64 mi13:33:152:40:018:3529:03
9:21
+0:13
20M
20.00 mi13:45:532:52:398:3812:38
9:18
-0:03
21M
21.00 mi13:55:533:02:398:4210:00
10:00
+0:42
35K
21.75 mi14:02:553:09:418:437:02
9:24
-0:36
23M
23.00 mi14:14:473:21:338:4611:52
9:29
+0:05
24M
24.00 mi14:24:263:31:128:489:39
9:39
+0:10
40K
24.85 mi14:32:533:39:398:508:27
9:53
+0:14
25.2M
25.20 mi14:36:513:43:378:523:58
11:30
+1:37
Finish
26.22 mi14:46:273:53:138:549:36
9:25
-2:05

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

8:07 /mi

Average Pace

8:54 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:50

47% of race

Time at Steady Pace

1:41:58

44% of race

Time at Slower Pace

22:25

10% of race

Average Pace: 8:54 /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 mi11:18:2625:128:0725:12
8:07
#15464
10K
6.21 mi11:43:5250:388:0925:26
8:11
#15446
15K
9.32 mi12:09:381:16:248:1225:46
8:18
#15334
20K
12.43 mi12:36:111:42:578:1726:33
8:33
#15217
Half
13.11 mi12:42:041:48:508:185:53
8:37
#15252
25K
15.53 mi13:04:122:10:588:2622:08
9:08
#15392
30K
18.64 mi13:33:152:40:018:3529:03
9:21
#15261
20M
20.00 mi13:45:532:52:398:3812:38
9:18
#15149
21M
21.00 mi13:55:533:02:398:4210:00
10:00
#15014
35K
21.75 mi14:02:553:09:418:437:02
9:24
#15013
23M
23.00 mi14:14:473:21:338:4611:52
9:29
#14900
24M
24.00 mi14:24:263:31:128:489:39
9:39
#14889
40K
24.85 mi14:32:533:39:398:508:27
9:53
#14858
25.2M
25.20 mi14:36:513:43:378:523:58
11:30
#14881
Finish
26.22 mi14:46:273:53:138:549:36
9:25
#14946
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi154645229522915247(Top 60%)5118(Top 47%)5118(Top 317%)
10K6.21 mi3.10 mi15446+185211+185211+1815456(Top 60%)5190(Top 48%)5190(Top 322%)
15K9.32 mi3.11 mi15334+1125150+615150+6115247(Top 60%)5118(Top 47%)5118(Top 317%)
20K12.43 mi3.11 mi15217+1175089+615089+6115062(Top 59%)5048(Top 46%)5048(Top 313%)
Half13.11 mi0.68 mi15252-355109-205109-2016416(Top 64%)5875(Top 54%)5875(Top 364%)
25K15.53 mi2.42 mi15392-1405233-1245233-12416123(Top 63%)5794(Top 53%)5794(Top 359%)
30K18.64 mi3.11 mi15261+1315238-55238-514832(Top 58%)5328(Top 49%)5328(Top 330%)
20M20.00 mi1.36 mi15149+1125220+185220+1813623(Top 53%)4925(Top 45%)4925(Top 305%)
21M21.00 mi1.00 mi15014+1355183+375183+3712980(Top 51%)4781(Top 44%)4781(Top 296%)
35K21.75 mi0.75 mi15013+15208-255208-2515139(Top 59%)5901(Top 54%)5901(Top 366%)
23M23.00 mi1.25 mi14900+1135197+115197+1113437(Top 53%)5127(Top 47%)5127(Top 318%)
24M24.00 mi1.00 mi14889+115230-335230-3315091(Top 59%)5996(Top 55%)5996(Top 372%)
40K24.85 mi0.85 mi14858+315252-225252-2214592(Top 57%)5814(Top 53%)5814(Top 360%)
25.2M25.20 mi0.35 mi14881-235273-215273-2116068(Top 63%)6567(Top 60%)6567(Top 407%)
Finish26.22 mi1.02 mi14946-655348-755348-7516174(Top 63%)6594(Top 60%)6594(Top 409%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

15247

Females

5118

F40-44

5118

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15456

Females

5190

F40-44

5190

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

15247

Females

5118

F40-44

5118

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

15062

Females

5048

F40-44

5048

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16416

Females

5875

F40-44

5875

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16123

Females

5794

F40-44

5794

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

14832

Females

5328

F40-44

5328

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

13623

Females

4925

F40-44

4925

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

12980

Females

4781

F40-44

4781

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15139

Females

5901

F40-44

5901

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

13437

Females

5127

F40-44

5127

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15091

Females

5996

F40-44

5996

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

14592

Females

5814

F40-44

5814

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16068

Females

6567

F40-44

6567

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16174

Females

6594

F40-44

6594

Passing Analysis

Category:
Athletes Passed
2282
Passed By
1764
Net Change
+518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15464
5K → 10K290272+18#15464#15446
10K → 15K280168+112#15446#15334
15K → 20K282165+117#15334#15217
20K → Half2964-35#15217#15252
Half → 25K175315-140#15252#15392
25K → 30K320189+131#15392#15261
30K → 20M17361+112#15261#15149
20M → 21M19459+135#15149#15014
21M → 35K6362+1#15014#15013
35K → 23M17663+113#15013#14900
23M → 24M10291+11#14900#14889
24M → 40K10675+31#14889#14858
40K → 25.2M3558-23#14858#14881
25.2M → Finish57122-65#14881#14946
TOTALS22821764+518
📊

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