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BOSTON MARATHON 2024

Kuan-Wei Chen

Bib: 19182•F

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
8:33/mi
26:35
↑ 97↓ 3451.5%
10K· 6.21 mi
8:50/mi
54:02
↑ 79↓ 1380.4%
15K· 9.32 mi
9:17/mi
1:22:51
↑ 67↓ 78
20K· 12.43 mi
9:49/mi
1:53:20
↑ 106↓ 860.1%
Half· 13.11 mi
9:55/mi
2:00:06
↑ 19↓ 370.5%
25K· 15.53 mi
10:34/mi
2:25:43
↑ 66↓ 880.2%
30K· 18.64 mi
11:29/mi
3:01:23
↑ 181↓ 1480.2%
20M
12:08/mi
3:17:52
↑ 64↓ 500.2%
21M
14:06/mi
3:31:58
↑ 106↓ 241.6%
35K· 21.75 mi
11:32/mi
3:40:36
↑ 17↓ 861.7%
23M
12:36/mi
3:56:23
↑ 23↓ 630.6%
24M
13:33/mi
4:09:56
↓ 821.3%
40K· 24.85 mi
14:21/mi
4:22:12
↓ 200.3%
25.2M
14:59/mi
4:27:22
↑ 13↓ 160.2%
Finish· 26.22 mi
13:01/mi
4:40:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:06
Pace9:10 /mi
2nd Half
Distance13.11 mi
Time2:40:32
Pace12:15 /mi
📊Positive Split: 33.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:4626:358:3326:35
8:33
-
10K
6.21 mi11:47:1354:028:4227:27
8:50
+0:17
15K
9.32 mi12:16:021:22:518:5328:49
9:17
+0:27
20K
12.43 mi12:46:311:53:209:0730:29
9:49
+0:32
Half
13.11 mi12:53:172:00:069:106:46
9:55
+0:06
25K
15.53 mi13:18:542:25:439:2325:37
10:34
+0:39
30K
18.64 mi13:54:343:01:239:4435:40
11:29
+0:55
20M
20.00 mi14:11:033:17:529:5416:29
12:08
+0:39
21M
21.00 mi14:25:093:31:5810:0614:06
14:06
+1:58
35K
21.75 mi14:33:473:40:3610:098:38
11:32
-2:34
23M
23.00 mi14:49:343:56:2310:1715:47
12:36
+1:04
24M
24.00 mi15:03:074:09:5610:2513:33
13:33
+0:57
40K
24.85 mi15:15:234:22:1210:3312:16
14:21
+0:48
25.2M
25.20 mi15:20:334:27:2210:375:10
14:59
+0:38
Finish
26.22 mi15:33:494:40:3810:4313:16
13:01
-1:58

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

8:33 /mi

Average Pace

10:43 /mi

Slowest Pace

14:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:06

43% of race

Time at Steady Pace

1:26:24

31% of race

Time at Slower Pace

1:14:08

26% of race

Average Pace: 10:42 /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 mi11:19:4626:358:3326:35
8:33
#18099
10K
6.21 mi11:47:1354:028:4227:27
8:50
#18575
15K
9.32 mi12:16:021:22:518:5328:49
9:17
#19081
20K
12.43 mi12:46:311:53:209:0730:29
9:49
#19454
Half
13.11 mi12:53:172:00:069:106:46
9:55
#19587
25K
15.53 mi13:18:542:25:439:2325:37
10:34
#19794
30K
18.64 mi13:54:343:01:239:4435:40
11:29
#20043
20M
20.00 mi14:11:033:17:529:5416:29
12:08
#20199
21M
21.00 mi14:25:093:31:5810:0614:06
14:06
#20364
35K
21.75 mi14:33:473:40:3610:098:38
11:32
#20389
23M
23.00 mi14:49:343:56:2310:1715:47
12:36
#20509
24M
24.00 mi15:03:074:09:5610:2513:33
13:33
#20697
40K
24.85 mi15:15:234:22:1210:3312:16
14:21
#20872
25.2M
25.20 mi15:20:334:27:2210:375:10
14:59
#20910
Finish
26.22 mi15:33:494:40:3810:4313:16
13:01
#21100
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi180996819681919956(Top 78%)7764(Top 71%)7764(Top 654%)
10K6.21 mi3.10 mi18575-4767090-2717090-27119040(Top 75%)7317(Top 67%)7317(Top 616%)
15K9.32 mi3.11 mi19081-5067349-2597349-25919956(Top 78%)7764(Top 71%)7764(Top 654%)
20K12.43 mi3.11 mi19454-3737542-1937542-19320089(Top 79%)7866(Top 72%)7866(Top 663%)
Half13.11 mi0.68 mi19587-1337609-677609-6721286(Top 83%)8560(Top 78%)8560(Top 721%)
25K15.53 mi2.42 mi19794-2077737-1287737-12820579(Top 81%)8231(Top 75%)8231(Top 693%)
30K18.64 mi3.11 mi20043-2497919-1827919-18220993(Top 82%)8633(Top 79%)8633(Top 727%)
20M20.00 mi1.36 mi20199-1568030-1118030-11121574(Top 84%)9052(Top 83%)9052(Top 763%)
21M21.00 mi1.00 mi20364-1658143-1138143-11322456(Top 88%)9522(Top 87%)9522(Top 802%)
35K21.75 mi0.75 mi20389-258170-278170-2720949(Top 82%)8802(Top 81%)8802(Top 742%)
23M23.00 mi1.25 mi20509-1208273-1038273-10321895(Top 86%)9316(Top 85%)9316(Top 785%)
24M24.00 mi1.00 mi20697-1888394-1218394-12123746(Top 93%)10243(Top 94%)10243(Top 863%)
40K24.85 mi0.85 mi20872-1758498-1048498-10424000(Top 94%)10379(Top 95%)10379(Top 874%)
25.2M25.20 mi0.35 mi20910-388527-298527-2923014(Top 90%)9930(Top 91%)9930(Top 837%)
Finish26.22 mi1.02 mi21100-1908636-1098636-10924369(Top 95%)10533(Top 96%)10533(Top 887%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

19956

Females

7764

F50-54

7764

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19040

Females

7317

F50-54

7317

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

19956

Females

7764

F50-54

7764

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

20089

Females

7866

F50-54

7866

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

21286

Females

8560

F50-54

8560

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

20579

Females

8231

F50-54

8231

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

20993

Females

8633

F50-54

8633

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

21574

Females

9052

F50-54

9052

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

22456

Females

9522

F50-54

9522

21M→35K

21.0 - 21.8 mi

Top 82%
×7story building
+17ft-86ft

Overall

20949

Females

8802

F50-54

8802

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

21895

Females

9316

F50-54

9316

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

23746

Females

10243

F50-54

10243

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24000

Females

10379

F50-54

10379

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23014

Females

9930

F50-54

9930

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

24369

Females

10533

F50-54

10533

Passing Analysis

Category:
Athletes Passed
802
Passed By
3803
Net Change
-3001
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18099
5K → 10K130606-476#18099#18575
10K → 15K89595-506#18575#19081
15K → 20K141514-373#19081#19454
20K → Half2135-133#19454#19587
Half → 25K116323-207#19587#19794
25K → 30K96345-249#19794#20043
30K → 20M43199-156#20043#20199
20M → 21M26191-165#20199#20364
21M → 35K4772-25#20364#20389
35K → 23M48168-120#20389#20509
23M → 24M18206-188#20509#20697
24M → 40K13188-175#20697#20872
40K → 25.2M1048-38#20872#20910
25.2M → Finish23213-190#20910#21100
TOTALS8023803-3001
📊

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