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BOSTON MARATHON 2024

Josephine Tay

Bib: 19885•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 44%
Masters (Masters Women)
#0 / 6263
Top 33%
Division (F50-54)
#0 / 1187
Top 26%
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
7:46/mi
24:08
↑ 97↓ 3451.5%
10K· 6.21 mi
7:51/mi
48:30
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:12:40
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:38:04
↑ 106↓ 860.1%
Half· 13.11 mi
8:02/mi
1:43:33
↑ 19↓ 370.5%
25K· 15.53 mi
8:31/mi
2:04:12
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:32:37
↑ 181↓ 1480.2%
20M
9:41/mi
2:45:46
↑ 64↓ 500.2%
21M
10:22/mi
2:56:08
↑ 106↓ 241.6%
35K· 21.75 mi
10:04/mi
3:03:40
↑ 17↓ 861.7%
23M
9:55/mi
3:16:05
↑ 23↓ 630.6%
24M
10:06/mi
3:26:11
↓ 821.3%
40K· 24.85 mi
10:26/mi
3:35:06
↓ 200.3%
25.2M
12:08/mi
3:39:17
↑ 13↓ 160.2%
Finish· 26.22 mi
9:14/mi
3:48:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:33
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time2:05:09
Pace9:33 /mi
📊Positive Split: 20.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2424:087:4624:08
7:46
-
10K
6.21 mi11:40:4648:307:4824:22
7:51
+0:05
15K
9.32 mi12:04:561:12:407:4824:10
7:47
-0:04
20K
12.43 mi12:30:201:38:047:5325:24
8:11
+0:24
Half
13.11 mi12:35:491:43:337:545:29
8:02
-0:09
25K
15.53 mi12:56:282:04:128:0020:39
8:31
+0:29
30K
18.64 mi13:24:532:32:378:1128:25
9:09
+0:38
20M
20.00 mi13:38:022:45:468:1713:09
9:41
+0:32
21M
21.00 mi13:48:242:56:088:2310:22
10:22
+0:41
35K
21.75 mi13:55:563:03:408:277:32
10:04
-0:18
23M
23.00 mi14:08:213:16:058:3212:25
9:55
-0:09
24M
24.00 mi14:18:273:26:118:3510:06
10:06
+0:11
40K
24.85 mi14:27:223:35:068:398:55
10:26
+0:20
25.2M
25.20 mi14:31:333:39:178:424:11
12:08
+1:42
Finish
26.22 mi14:40:583:48:428:449:25
9:14
-2:54

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

7:46 /mi

Average Pace

8:44 /mi

Slowest Pace

12:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:12

54% of race

Time at Steady Pace

50:59

22% of race

Time at Slower Pace

53:31

23% of race

Average Pace: 8:43 /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 mi11:16:2424:087:4624:08
7:46
#12869
10K
6.21 mi11:40:4648:307:4824:22
7:51
#12930
15K
9.32 mi12:04:561:12:407:4824:10
7:47
#12498
20K
12.43 mi12:30:201:38:047:5325:24
8:11
#12593
Half
13.11 mi12:35:491:43:337:545:29
8:02
#12590
25K
15.53 mi12:56:282:04:128:0020:39
8:31
#12674
30K
18.64 mi13:24:532:32:378:1128:25
9:09
#12881
20M
20.00 mi13:38:022:45:468:1713:09
9:41
#13052
21M
21.00 mi13:48:242:56:088:2310:22
10:22
#13138
35K
21.75 mi13:55:563:03:408:277:32
10:04
#13361
23M
23.00 mi14:08:213:16:058:3212:25
9:55
#13518
24M
24.00 mi14:18:273:26:118:3510:06
10:06
#13693
40K
24.85 mi14:27:223:35:068:398:55
10:26
#13837
25.2M
25.20 mi14:31:333:39:178:424:11
12:08
#13952
Finish
26.22 mi14:40:583:48:428:449:25
9:14
#14001
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi128693655365511788(Top 46%)3125(Top 29%)3125(Top 263%)
10K6.21 mi3.10 mi12930-613692-373692-3713029(Top 51%)3786(Top 35%)3786(Top 319%)
15K9.32 mi3.11 mi12498+4323461+2313461+23111788(Top 46%)3125(Top 29%)3125(Top 263%)
20K12.43 mi3.11 mi12593-953540-793540-7912990(Top 51%)3846(Top 35%)3846(Top 324%)
Half13.11 mi0.68 mi12590+33549-93549-913078(Top 51%)3946(Top 36%)3946(Top 332%)
25K15.53 mi2.42 mi12674-843635-863635-8613163(Top 52%)4137(Top 38%)4137(Top 349%)
30K18.64 mi3.11 mi12881-2073839-2043839-20413953(Top 55%)4824(Top 44%)4824(Top 406%)
20M20.00 mi1.36 mi13052-1714014-1754014-17515264(Top 60%)5818(Top 53%)5818(Top 490%)
21M21.00 mi1.00 mi13138-864121-1074121-10714382(Top 56%)5501(Top 50%)5501(Top 463%)
35K21.75 mi0.75 mi13361-2234274-1534274-15317387(Top 68%)7037(Top 64%)7037(Top 593%)
23M23.00 mi1.25 mi13518-1574424-1504424-15015196(Top 59%)6016(Top 55%)6016(Top 507%)
24M24.00 mi1.00 mi13693-1754558-1344558-13416654(Top 65%)6762(Top 62%)6762(Top 570%)
40K24.85 mi0.85 mi13837-1444681-1234681-12316477(Top 64%)6735(Top 62%)6735(Top 567%)
25.2M25.20 mi0.35 mi13952-1154766-854766-8517654(Top 69%)7359(Top 67%)7359(Top 620%)
Finish26.22 mi1.02 mi14001-494814-484814-4815324(Top 60%)6156(Top 56%)6156(Top 519%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

11788

Females

3125

F50-54

3125

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

13029

Females

3786

F50-54

3786

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

11788

Females

3125

F50-54

3125

15K→20K

9.3 - 12.4 mi

Top 51%
×5story building
+106ft-86ft

Overall

12990

Females

3846

F50-54

3846

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13078

Females

3946

F50-54

3946

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

13163

Females

4137

F50-54

4137

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

13953

Females

4824

F50-54

4824

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

15264

Females

5818

F50-54

5818

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

14382

Females

5501

F50-54

5501

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

17387

Females

7037

F50-54

7037

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15196

Females

6016

F50-54

6016

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

16654

Females

6762

F50-54

6762

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16477

Females

6735

F50-54

6735

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

17654

Females

7359

F50-54

7359

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2story building
+22ft-21ft

Overall

15324

Females

6156

F50-54

6156

Passing Analysis

Category:
Athletes Passed
1955
Passed By
3087
Net Change
-1132
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12869
5K → 10K265326-61#12869#12930
10K → 15K48351+432#12930#12498
15K → 20K214309-95#12498#12593
20K → Half4845+3#12593#12590
Half → 25K225309-84#12590#12674
25K → 30K217424-207#12674#12881
30K → 20M97268-171#12881#13052
20M → 21M100186-86#13052#13138
21M → 35K35258-223#13138#13361
35K → 23M71228-157#13361#13518
23M → 24M57232-175#13518#13693
24M → 40K58202-144#13693#13837
40K → 25.2M18133-115#13837#13952
25.2M → Finish67116-49#13952#14001
TOTALS19553087-1132
📊

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