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BOSTON MARATHON 2024

Stacey Stephenson

Bib: 21916•F

BC

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
9:05/mi
28:13
↑ 97↓ 3451.5%
10K· 6.21 mi
9:06/mi
56:28
↑ 79↓ 1380.4%
15K· 9.32 mi
9:32/mi
1:26:05
↑ 67↓ 78
20K· 12.43 mi
10:39/mi
1:59:09
↑ 106↓ 860.1%
Half· 13.11 mi
9:52/mi
2:05:53
↑ 19↓ 370.5%
25K· 15.53 mi
10:56/mi
2:32:24
↑ 66↓ 880.2%
30K· 18.64 mi
11:01/mi
3:06:39
↑ 181↓ 1480.2%
20M
10:59/mi
3:21:35
↑ 64↓ 500.2%
21M
12:02/mi
3:33:37
↑ 106↓ 241.6%
35K· 21.75 mi
10:30/mi
3:41:28
↑ 17↓ 861.7%
23M
11:37/mi
3:56:01
↑ 23↓ 630.6%
24M
10:41/mi
4:06:42
↓ 821.3%
40K· 24.85 mi
10:33/mi
4:15:43
↓ 200.3%
25.2M
11:45/mi
4:19:46
↑ 13↓ 160.2%
Finish· 26.22 mi
10:21/mi
4:30:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:53
Pace9:36 /mi
2nd Half
Distance13.11 mi
Time2:24:26
Pace11:01 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4928:139:0528:13
9:05
-
10K
6.21 mi11:54:0456:289:0528:15
9:06
+0:01
15K
9.32 mi12:23:411:26:059:1429:37
9:32
+0:26
20K
12.43 mi12:56:451:59:099:3533:04
10:39
+1:07
Half
13.11 mi13:03:292:05:539:366:44
9:52
-0:47
25K
15.53 mi13:30:002:32:249:4926:31
10:56
+1:04
30K
18.64 mi14:04:153:06:3910:0134:15
11:01
+0:05
20M
20.00 mi14:19:113:21:3510:0514:56
10:59
-0:02
21M
21.00 mi14:31:133:33:3710:1012:02
12:02
+1:03
35K
21.75 mi14:39:043:41:2810:117:51
10:30
-1:32
23M
23.00 mi14:53:373:56:0110:1614:33
11:37
+1:07
24M
24.00 mi15:04:184:06:4210:1710:41
10:41
-0:56
40K
24.85 mi15:13:194:15:4310:179:01
10:33
-0:08
25.2M
25.20 mi15:17:224:19:4610:184:03
11:45
+1:12
Finish
26.22 mi15:27:554:30:1910:1910:33
10:21
-1:24

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

9:05 /mi

Average Pace

10:19 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:49

34% of race

Time at Steady Pace

2:26:52

54% of race

Time at Slower Pace

30:38

11% of race

Average Pace: 10:19 /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 mi11:25:4928:139:0528:13
9:05
#20403
10K
6.21 mi11:54:0456:289:0528:15
9:06
#20226
15K
9.32 mi12:23:411:26:059:1429:37
9:32
#20442
20K
12.43 mi12:56:451:59:099:3533:04
10:39
#20917
Half
13.11 mi13:03:292:05:539:366:44
9:52
#20917
25K
15.53 mi13:30:002:32:249:4926:31
10:56
#20976
30K
18.64 mi14:04:153:06:3910:0134:15
11:01
#20801
20M
20.00 mi14:19:113:21:3510:0514:56
10:59
#20670
21M
21.00 mi14:31:133:33:3710:1012:02
12:02
#20563
35K
21.75 mi14:39:043:41:2810:117:51
10:30
#20489
23M
23.00 mi14:53:373:56:0110:1614:33
11:37
#20454
24M
24.00 mi15:04:184:06:4210:1710:41
10:41
#20365
40K
24.85 mi15:13:194:15:4310:179:01
10:33
#20218
25.2M
25.20 mi15:17:224:19:4610:184:03
11:45
#20152
Finish
26.22 mi15:27:554:30:1910:1910:33
10:21
#20134
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi204038093809320762(Top 81%)8195(Top 75%)8195(Top 690%)
10K6.21 mi3.10 mi20226+1777978+1157978+11520132(Top 79%)7897(Top 72%)7897(Top 665%)
15K9.32 mi3.11 mi20442-2168061-838061-8320762(Top 81%)8195(Top 75%)8195(Top 690%)
20K12.43 mi3.11 mi20917-4758310-2498310-24921958(Top 86%)8885(Top 81%)8885(Top 749%)
Half13.11 mi0.68 mi209178311-18311-121135(Top 83%)8473(Top 78%)8473(Top 714%)
25K15.53 mi2.42 mi20976-598366-558366-5521384(Top 84%)8678(Top 79%)8678(Top 731%)
30K18.64 mi3.11 mi20801+1758328+388328+3820051(Top 78%)8139(Top 75%)8139(Top 686%)
20M20.00 mi1.36 mi20670+1318287+418287+4119282(Top 75%)7854(Top 72%)7854(Top 662%)
21M21.00 mi1.00 mi20563+1078256+318256+3118904(Top 74%)7779(Top 71%)7779(Top 655%)
35K21.75 mi0.75 mi20489+748227+298227+2918585(Top 73%)7629(Top 70%)7629(Top 643%)
23M23.00 mi1.25 mi20454+358239-128239-1219925(Top 78%)8357(Top 77%)8357(Top 704%)
24M24.00 mi1.00 mi20365+898215+248215+2418393(Top 72%)7656(Top 70%)7656(Top 645%)
40K24.85 mi0.85 mi20218+1478148+678148+6716843(Top 66%)6947(Top 64%)6947(Top 585%)
25.2M25.20 mi0.35 mi20152+668121+278121+2716750(Top 66%)6920(Top 63%)6920(Top 583%)
Finish26.22 mi1.02 mi20134+188123-28123-219574(Top 77%)8267(Top 76%)8267(Top 696%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

20762

Females

8195

F50-54

8195

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

20132

Females

7897

F50-54

7897

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

20762

Females

8195

F50-54

8195

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

21958

Females

8885

F50-54

8885

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

21135

Females

8473

F50-54

8473

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

21384

Females

8678

F50-54

8678

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

20051

Females

8139

F50-54

8139

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

19282

Females

7854

F50-54

7854

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

18904

Females

7779

F50-54

7779

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

18585

Females

7629

F50-54

7629

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

19925

Females

8357

F50-54

8357

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

18393

Females

7656

F50-54

7656

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

16843

Females

6947

F50-54

6947

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16750

Females

6920

F50-54

6920

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

19574

Females

8267

F50-54

8267

Passing Analysis

Category:
Athletes Passed
1829
Passed By
1560
Net Change
+269
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20403
5K → 10K368191+177#20403#20226
10K → 15K133349-216#20226#20442
15K → 20K61536-475#20442#20917
20K → Half29290#20917#20917
Half → 25K123182-59#20917#20976
25K → 30K26085+175#20976#20801
30K → 20M15322+131#20801#20670
20M → 21M12720+107#20670#20563
21M → 35K8814+74#20563#20489
35K → 23M9863+35#20489#20454
23M → 24M10718+89#20454#20365
24M → 40K1514+147#20365#20218
40K → 25.2M693+66#20218#20152
25.2M → Finish6244+18#20152#20134
TOTALS18291560+269
📊

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