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BOSTON MARATHON 2024

Nancy Winchester

Bib: 15720•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Top 42%
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
8:04/mi
25:04
↑ 97↓ 3451.5%
10K· 6.21 mi
8:51/mi
52:33
↑ 79↓ 1380.4%
15K· 9.32 mi
9:04/mi
1:20:42
↑ 67↓ 78
20K· 12.43 mi
9:31/mi
1:50:16
↑ 106↓ 860.1%
Half· 13.11 mi
9:10/mi
1:56:31
↑ 19↓ 370.5%
25K· 15.53 mi
9:45/mi
2:20:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:55/mi
2:51:00
↑ 181↓ 1480.2%
20M
10:09/mi
3:04:47
↑ 64↓ 500.2%
21M
11:39/mi
3:16:26
↑ 106↓ 241.6%
35K· 21.75 mi
9:39/mi
3:23:39
↑ 17↓ 861.7%
23M
10:13/mi
3:36:26
↑ 23↓ 630.6%
24M
10:31/mi
3:46:57
↓ 821.3%
40K· 24.85 mi
9:48/mi
3:55:20
↓ 200.3%
25.2M
13:20/mi
3:59:56
↑ 13↓ 160.2%
Finish· 26.22 mi
8:41/mi
4:08:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:31
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:12:16
Pace10:05 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:0925:048:0425:04
8:04
-
10K
6.21 mi11:25:3852:338:2727:29
8:51
+0:47
15K
9.32 mi11:53:471:20:428:3928:09
9:04
+0:13
20K
12.43 mi12:23:211:50:168:5229:34
9:31
+0:27
Half
13.11 mi12:29:361:56:318:536:15
9:10
-0:21
25K
15.53 mi12:53:152:20:109:0123:39
9:45
+0:35
30K
18.64 mi13:24:052:51:009:1030:50
9:55
+0:10
20M
20.00 mi13:37:523:04:479:1413:47
10:09
+0:14
21M
21.00 mi13:49:313:16:269:2111:39
11:39
+1:30
35K
21.75 mi13:56:443:23:399:227:13
9:39
-2:00
23M
23.00 mi14:09:313:36:269:2512:47
10:13
+0:34
24M
24.00 mi14:20:023:46:579:2710:31
10:31
+0:18
40K
24.85 mi14:28:253:55:209:288:23
9:48
-0:43
25.2M
25.20 mi14:33:013:59:569:314:36
13:20
+3:32
Finish
26.22 mi14:41:524:08:479:308:51
8:41
-4:39

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

8:04 /mi

Average Pace

9:30 /mi

Slowest Pace

13:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:33

36% of race

Time at Steady Pace

2:12:28

53% of race

Time at Slower Pace

26:46

11% of race

Average Pace: 9:29 /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 mi10:58:0925:048:0425:04
8:04
#15170
10K
6.21 mi11:25:3852:338:2727:29
8:51
#17264
15K
9.32 mi11:53:471:20:428:3928:09
9:04
#17978
20K
12.43 mi12:23:211:50:168:5229:34
9:31
#18368
Half
13.11 mi12:29:361:56:318:536:15
9:10
#18399
25K
15.53 mi12:53:152:20:109:0123:39
9:45
#18411
30K
18.64 mi13:24:052:51:009:1030:50
9:55
#18137
20M
20.00 mi13:37:523:04:479:1413:47
10:09
#18065
21M
21.00 mi13:49:313:16:269:2111:39
11:39
#18079
35K
21.75 mi13:56:443:23:399:227:13
9:39
#17981
23M
23.00 mi14:09:313:36:269:2512:47
10:13
#17829
24M
24.00 mi14:20:023:46:579:2710:31
10:31
#17822
40K
24.85 mi14:28:253:55:209:288:23
9:48
#17689
25.2M
25.20 mi14:33:013:59:569:314:36
13:20
#17737
Finish
26.22 mi14:41:524:08:479:308:51
8:41
#17540
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi151705046504619168(Top 75%)7339(Top 67%)7339(Top 838%)
10K6.21 mi3.10 mi17264-20946309-12636309-126319093(Top 75%)7343(Top 67%)7343(Top 838%)
15K9.32 mi3.11 mi17978-7146727-4186727-41819168(Top 75%)7339(Top 67%)7339(Top 838%)
20K12.43 mi3.11 mi18368-3906942-2156942-21519259(Top 75%)7409(Top 68%)7409(Top 846%)
Half13.11 mi0.68 mi18399-316958-166958-1618949(Top 74%)7302(Top 67%)7302(Top 834%)
25K15.53 mi2.42 mi18411-126991-336991-3318402(Top 72%)7047(Top 65%)7047(Top 804%)
30K18.64 mi3.11 mi18137+2746910+816910+8117113(Top 67%)6575(Top 60%)6575(Top 751%)
20M20.00 mi1.36 mi18065+726901+96901+916952(Top 66%)6691(Top 61%)6691(Top 764%)
21M21.00 mi1.00 mi18079-146929-286929-2818023(Top 71%)7335(Top 67%)7335(Top 837%)
35K21.75 mi0.75 mi17981+986897+326897+3216031(Top 63%)6370(Top 58%)6370(Top 727%)
23M23.00 mi1.25 mi17829+1526840+576840+5716153(Top 63%)6471(Top 59%)6471(Top 739%)
24M24.00 mi1.00 mi17822+76868-286868-2817896(Top 70%)7413(Top 68%)7413(Top 846%)
40K24.85 mi0.85 mi17689+1336812+566812+5614310(Top 56%)5684(Top 52%)5684(Top 649%)
25.2M25.20 mi0.35 mi17737-486850-386850-3820399(Top 80%)8710(Top 80%)8710(Top 994%)
Finish26.22 mi1.02 mi17540+1976771+796771+7912586(Top 49%)4772(Top 44%)4772(Top 545%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

19168

Females

7339

F55-59

7339

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19093

Females

7343

F55-59

7343

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

19168

Females

7339

F55-59

7339

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19259

Females

7409

F55-59

7409

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

18949

Females

7302

F55-59

7302

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

18402

Females

7047

F55-59

7047

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

17113

Females

6575

F55-59

6575

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

16952

Females

6691

F55-59

6691

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18023

Females

7335

F55-59

7335

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

16031

Females

6370

F55-59

6370

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

16153

Females

6471

F55-59

6471

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

17896

Females

7413

F55-59

7413

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14310

Females

5684

F55-59

5684

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

20399

Females

8710

F55-59

8710

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

12586

Females

4772

F55-59

4772

Passing Analysis

Category:
Athletes Passed
1821
Passed By
4191
Net Change
-2370
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15170
5K → 10K112105-2094#15170#17264
10K → 15K85799-714#17264#17978
15K → 20K127517-390#17978#18368
20K → Half3465-31#18368#18399
Half → 25K213225-12#18399#18411
25K → 30K388114+274#18411#18137
30K → 20M12957+72#18137#18065
20M → 21M106120-14#18065#18079
21M → 35K11416+98#18079#17981
35K → 23M17927+152#17981#17829
23M → 24M7265+7#17829#17822
24M → 40K1418+133#17822#17689
40K → 25.2M2371-48#17689#17737
25.2M → Finish1992+197#17737#17540
TOTALS18214191-2370
📊

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