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BOSTON MARATHON 2024

Marilyn Warren

Bib: 20228•F

ON

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
Top 48%
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
8:42/mi
27:03
↑ 97↓ 3451.5%
10K· 6.21 mi
8:52/mi
54:36
↑ 79↓ 1380.4%
15K· 9.32 mi
8:52/mi
1:22:09
↑ 67↓ 78
20K· 12.43 mi
8:52/mi
1:49:43
↑ 106↓ 860.1%
Half· 13.11 mi
9:09/mi
1:55:58
↑ 19↓ 370.5%
25K· 15.53 mi
9:09/mi
2:18:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:46:37
↑ 181↓ 1480.2%
20M
9:30/mi
2:59:32
↑ 64↓ 500.2%
21M
10:12/mi
3:09:44
↑ 106↓ 241.6%
35K· 21.75 mi
10:02/mi
3:17:14
↑ 17↓ 861.7%
23M
10:02/mi
3:29:48
↑ 23↓ 630.6%
24M
10:09/mi
3:39:57
↓ 821.3%
40K· 24.85 mi
10:26/mi
3:48:52
↓ 200.3%
25.2M
11:45/mi
3:52:55
↑ 13↓ 160.2%
Finish· 26.22 mi
9:46/mi
4:02:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:58
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:06:54
Pace9:41 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:2327:038:4227:03
8:42
-
10K
6.21 mi11:48:5654:368:4727:33
8:52
+0:10
15K
9.32 mi12:16:291:22:098:4927:33
8:52
0:00
20K
12.43 mi12:44:031:49:438:5027:34
8:52
0:00
Half
13.11 mi12:50:181:55:588:516:15
9:09
+0:17
25K
15.53 mi13:12:302:18:108:5422:12
9:09
0:00
30K
18.64 mi13:40:572:46:378:5628:27
9:09
0:00
20M
20.00 mi13:53:522:59:328:5912:55
9:30
+0:21
21M
21.00 mi14:04:043:09:449:0210:12
10:12
+0:42
35K
21.75 mi14:11:343:17:149:047:30
10:02
-0:10
23M
23.00 mi14:24:083:29:489:0712:34
10:02
0:00
24M
24.00 mi14:34:173:39:579:1010:09
10:09
+0:07
40K
24.85 mi14:43:123:48:529:128:55
10:26
+0:17
25.2M
25.20 mi14:47:153:52:559:154:03
11:45
+1:19
Finish
26.22 mi14:57:124:02:529:169:57
9:46
-1:59

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

8:42 /mi

Average Pace

9:16 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:43

45% of race

Time at Steady Pace

1:19:46

33% of race

Time at Slower Pace

53:23

22% of race

Average Pace: 9:16 /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 mi11:21:2327:038:4227:03
8:42
#18868
10K
6.21 mi11:48:5654:368:4727:33
8:52
#19015
15K
9.32 mi12:16:291:22:098:4927:33
8:52
#18768
20K
12.43 mi12:44:031:49:438:5027:34
8:52
#18159
Half
13.11 mi12:50:181:55:588:516:15
9:09
#18190
25K
15.53 mi13:12:302:18:108:5422:12
9:09
#17819
30K
18.64 mi13:40:572:46:378:5628:27
9:09
#17074
20M
20.00 mi13:53:522:59:328:5912:55
9:30
#16891
21M
21.00 mi14:04:043:09:449:0210:12
10:12
#16706
35K
21.75 mi14:11:343:17:149:047:30
10:02
#16721
23M
23.00 mi14:24:083:29:489:0712:34
10:02
#16667
24M
24.00 mi14:34:173:39:579:1010:09
10:09
#16696
40K
24.85 mi14:43:123:48:529:128:55
10:26
#16663
25.2M
25.20 mi14:47:153:52:559:154:03
11:45
#16659
Finish
26.22 mi14:57:124:02:529:169:57
9:46
#16676
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi188687268726818297(Top 72%)6865(Top 63%)6865(Top 578%)
10K6.21 mi3.10 mi19015-1477340-727340-7219185(Top 75%)7391(Top 68%)7391(Top 623%)
15K9.32 mi3.11 mi18768+2477178+1627178+16218297(Top 72%)6865(Top 63%)6865(Top 578%)
20K12.43 mi3.11 mi18159+6096822+3566822+35616763(Top 66%)6042(Top 55%)6042(Top 509%)
Half13.11 mi0.68 mi18190-316846-246846-2418893(Top 74%)7282(Top 67%)7282(Top 613%)
25K15.53 mi2.42 mi17819+3716669+1776669+17716252(Top 64%)5866(Top 54%)5866(Top 494%)
30K18.64 mi3.11 mi17074+7456299+3706299+37014007(Top 55%)4866(Top 45%)4866(Top 410%)
20M20.00 mi1.36 mi16891+1836233+666233+6614582(Top 57%)5449(Top 50%)5449(Top 459%)
21M21.00 mi1.00 mi16706+1856160+736160+7313769(Top 54%)5196(Top 48%)5196(Top 438%)
35K21.75 mi0.75 mi16721-156187-276187-2717275(Top 68%)6994(Top 64%)6994(Top 589%)
23M23.00 mi1.25 mi16667+546178+96178+915578(Top 61%)6206(Top 57%)6206(Top 523%)
24M24.00 mi1.00 mi16696-296221-436221-4316821(Top 66%)6854(Top 63%)6854(Top 577%)
40K24.85 mi0.85 mi16663+336240-196240-1916487(Top 65%)6745(Top 62%)6745(Top 568%)
25.2M25.20 mi0.35 mi16659+46251-116251-1116717(Top 65%)6887(Top 63%)6887(Top 580%)
Finish26.22 mi1.02 mi16676-176292-416292-4117591(Top 69%)7304(Top 67%)7304(Top 615%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

18297

Females

6865

F50-54

6865

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19185

Females

7391

F50-54

7391

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

18297

Females

6865

F50-54

6865

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

16763

Females

6042

F50-54

6042

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

18893

Females

7282

F50-54

7282

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

16252

Females

5866

F50-54

5866

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

14007

Females

4866

F50-54

4866

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

14582

Females

5449

F50-54

5449

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

13769

Females

5196

F50-54

5196

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

17275

Females

6994

F50-54

6994

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

15578

Females

6206

F50-54

6206

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

16821

Females

6854

F50-54

6854

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16487

Females

6745

F50-54

6745

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

16717

Females

6887

F50-54

6887

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2story building
+22ft-21ft

Overall

17591

Females

7304

F50-54

7304

Passing Analysis

Category:
Athletes Passed
3288
Passed By
1096
Net Change
+2192
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18868
5K → 10K218365-147#18868#19015
10K → 15K33992+247#19015#18768
15K → 20K63021+609#18768#18159
20K → Half3162-31#18159#18190
Half → 25K41847+371#18190#17819
25K → 30K75611+745#17819#17074
30K → 20M22138+183#17074#16891
20M → 21M21429+185#16891#16706
21M → 35K5772-15#16706#16721
35K → 23M12571+54#16721#16667
23M → 24M6392-29#16667#16696
24M → 40K10067+33#16696#16663
40K → 25.2M3632+4#16663#16659
25.2M → Finish8097-17#16659#16676
TOTALS32881096+2192
📊

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