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BOSTON MARATHON 2024

Yeji Cha-Beach

NJ

Bib: 30629 F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 48%
Gender (Female)
#0 / 10924
Top 35%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:40/mi
26:57
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:32/mi
53:28
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:27/mi
1:19:43
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:28/mi
1:46:00
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:18/mi
1:51:40
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:31/mi
2:12:18
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:38/mi
2:39:06
↑ 181↓ 1480.2%
138 ft elev
20M
8:15/mi
2:50:19
↑ 64↓ 500.2%
148 ft elev
21M
8:33/mi
2:58:52
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:21/mi
3:05:07
↑ 17↓ 861.7%
156 ft elev
23M
8:22/mi
3:15:36
↑ 23↓ 630.6%
116 ft elev
24M
8:01/mi
3:23:37
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:51/mi
3:30:20
↓ 200.3%
20 ft elev
25.2M
8:27/mi
3:33:15
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:42/mi
3:41:06
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:51:408:31 /mi+2.0%
2nd Half
1:49:268:21 /mi✓ faster
Negative split — 2.0% faster in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1526:578:4026:57
8:40
-
10K
6.21 mi12:18:4653:288:3626:31
8:32
-0:08
15K
9.32 mi12:45:011:19:438:3326:15
8:27
-0:05
20K
12.43 mi13:11:181:46:008:3226:17
8:28
+0:01
Half
13.11 mi13:16:581:51:408:315:40
8:18
-0:10
25K
15.53 mi13:37:362:12:188:3120:38
8:31
+0:13
30K
18.64 mi14:04:242:39:068:3226:48
8:38
+0:07
20M
20.00 mi14:15:372:50:198:3111:13
8:15
-0:23
21M
21.00 mi14:24:102:58:528:318:33
8:33
+0:18
35K
21.75 mi14:30:253:05:078:316:15
8:21
-0:12
23M
23.00 mi14:40:543:15:368:3010:29
8:22
+0:01
24M
24.00 mi14:48:553:23:378:298:01
8:01
-0:21
40K
24.85 mi14:55:383:30:208:286:43
7:51
-0:10
25.2M
25.20 mi14:58:333:33:158:282:55
8:27
+0:36
Finish
26.22 mi15:06:243:41:068:267:51
7:42
-0:45

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

7:42 /mi

Average Pace

8:26 /mi

Slowest Pace

8:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:51:39

50% of race

Time at Steady Pace

1:49:27

50% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:26 /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 mi11:52:1526:578:4026:57
8:40
#18703
10K
6.21 mi12:18:4653:288:3626:31
8:32
#18108
15K
9.32 mi12:45:011:19:438:3326:15
8:27
#17424
20K
12.43 mi13:11:181:46:008:3226:17
8:28
#16583
Half
13.11 mi13:16:581:51:408:315:40
8:18
#16473
25K
15.53 mi13:37:362:12:188:3120:38
8:31
#15837
30K
18.64 mi14:04:242:39:068:3226:48
8:38
#15000
20M
20.00 mi14:15:372:50:198:3111:13
8:15
#14482
21M
21.00 mi14:24:102:58:528:318:33
8:33
#13961
35K
21.75 mi14:30:253:05:078:316:15
8:21
#13765
23M
23.00 mi14:40:543:15:368:3010:29
8:22
#13375
24M
24.00 mi14:48:553:23:378:298:01
8:01
#13036
40K
24.85 mi14:55:383:30:208:286:43
7:51
#12647
25.2M
25.20 mi14:58:333:33:158:282:55
8:27
#12463
Finish
26.22 mi15:06:243:41:068:267:51
7:42
#12233
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi18703716371631611556245624
10K6.21 mi3.10 mi18108+5956805+3586805+3581749664236423
15K9.32 mi3.11 mi17424+6846387+4186387+4181611556245624
20K12.43 mi3.11 mi16583+8415910+4775910+4771459347684768
Half13.11 mi0.68 mi16473+1105856+545856+541462848124812
25K15.53 mi2.42 mi15837+6365512+3445512+3441311441004100
30K18.64 mi3.11 mi15000+8375084+4285084+4281130933493349
20M20.00 mi1.36 mi14482+5184808+2764808+276815620652065
21M21.00 mi1.00 mi13961+5214578+2304578+230649415201520
35K21.75 mi0.75 mi13765+1964500+784500+78992931953195
23M23.00 mi1.25 mi13375+3904338+1624338+162779323012301
24M24.00 mi1.00 mi13036+3394193+1454193+145676619011901
40K24.85 mi0.85 mi12647+3894028+1654028+165510712431243
25.2M25.20 mi0.35 mi12463+1843942+863942+864369997997
Finish26.22 mi1.02 mi12233+2303848+943848+94681020322032

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16115

Females

5624

F18-39

5624

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

17496

Females

6423

F18-39

6423

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16115

Females

5624

F18-39

5624

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

14593

Females

4768

F18-39

4768

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

14628

Females

4812

F18-39

4812

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

13114

Females

4100

F18-39

4100

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11309

Females

3349

F18-39

3349

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

8156

Females

2065

F18-39

2065

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

6494

Females

1520

F18-39

1520

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

9929

Females

3195

F18-39

3195

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

7793

Females

2301

F18-39

2301

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

6766

Females

1901

F18-39

1901

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5107

Females

1243

F18-39

1243

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4369

Females

997

F18-39

997

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

6810

Females

2032

F18-39

2032

Passing Analysis

Category:
Athletes Passed
6607
Passed By
137
Net Change
+6470
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18703
5K → 10K67176+595#18703#18108
10K → 15K70521+684#18108#17424
15K → 20K85413+841#17424#16583
20K → Half1122+110#16583#16473
Half → 25K6415+636#16473#15837
25K → 30K8425+837#15837#15000
30K → 20M5202+518#15000#14482
20M → 21M5210+521#14482#13961
21M → 35K2026+196#13961#13765
35K → 23M3922+390#13765#13375
23M → 24M3412+339#13375#13036
24M → 40K3901+389#13036#12647
40K → 25.2M1840+184#12647#12463
25.2M → Finish2322+230#12463#12233
TOTALS6607137+6470

Passing Charts

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