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BOSTON MARATHON 2024

Jennifer Ang

Bib: 21361•F

CA

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
8:29/mi
26:21
↑ 97↓ 3451.5%
10K· 6.21 mi
8:29/mi
52:42
↑ 79↓ 1380.4%
15K· 9.32 mi
8:51/mi
1:20:12
↑ 67↓ 78
20K· 12.43 mi
9:14/mi
1:48:52
↑ 106↓ 860.1%
Half· 13.11 mi
9:02/mi
1:55:02
↑ 19↓ 370.5%
25K· 15.53 mi
9:22/mi
2:17:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:46/mi
2:48:06
↑ 181↓ 1480.2%
20M
10:19/mi
3:02:07
↑ 64↓ 500.2%
21M
16:31/mi
3:18:38
↑ 106↓ 241.6%
35K· 21.75 mi
10:00/mi
3:26:07
↑ 17↓ 861.7%
23M
9:40/mi
3:38:13
↑ 23↓ 630.6%
24M
9:27/mi
3:47:40
↓ 821.3%
40K· 24.85 mi
9:27/mi
3:55:45
↓ 200.3%
25.2M
10:26/mi
3:59:21
↑ 13↓ 160.2%
Finish· 26.22 mi
9:07/mi
4:08:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:02
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time2:13:36
Pace10:11 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:3826:218:2926:21
8:29
-
10K
6.21 mi12:07:5952:428:2926:21
8:29
0:00
15K
9.32 mi12:35:291:20:128:3627:30
8:51
+0:22
20K
12.43 mi13:04:091:48:528:4628:40
9:14
+0:23
Half
13.11 mi13:10:191:55:028:466:10
9:02
-0:12
25K
15.53 mi13:33:022:17:458:5222:43
9:22
+0:20
30K
18.64 mi14:03:232:48:069:0130:21
9:46
+0:24
20M
20.00 mi14:17:243:02:079:0614:01
10:19
+0:33
21M
21.00 mi14:33:553:18:389:2816:31
16:31
+6:12
35K
21.75 mi14:41:243:26:079:297:29
10:00
-6:31
23M
23.00 mi14:53:303:38:139:2912:06
9:40
-0:20
24M
24.00 mi15:02:573:47:409:299:27
9:27
-0:13
40K
24.85 mi15:11:023:55:459:298:05
9:27
0:00
25.2M
25.20 mi15:14:383:59:219:303:36
10:26
+0:59
Finish
26.22 mi15:23:554:08:389:299:17
9:07
-1:19

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

8:29 /mi

Average Pace

9:29 /mi

Slowest Pace

16:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

52:42

21% of race

Time at Steady Pace

2:55:49

71% of race

Time at Slower Pace

20:07

8% 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 mi11:41:3826:218:2926:21
8:29
#17679
10K
6.21 mi12:07:5952:428:2926:21
8:29
#17428
15K
9.32 mi12:35:291:20:128:3627:30
8:51
#17719
20K
12.43 mi13:04:091:48:528:4628:40
9:14
#17831
Half
13.11 mi13:10:191:55:028:466:10
9:02
#17863
25K
15.53 mi13:33:022:17:458:5222:43
9:22
#17679
30K
18.64 mi14:03:232:48:069:0130:21
9:46
#17437
20M
20.00 mi14:17:243:02:079:0614:01
10:19
#17481
21M
21.00 mi14:33:553:18:389:2816:31
16:31
#18448
35K
21.75 mi14:41:243:26:079:297:29
10:00
#18369
23M
23.00 mi14:53:303:38:139:2912:06
9:40
#18101
24M
24.00 mi15:02:573:47:409:299:27
9:27
#17935
40K
24.85 mi15:11:023:55:459:298:05
9:27
#17750
25.2M
25.20 mi15:14:383:59:219:303:36
10:26
#17648
Finish
26.22 mi15:23:554:08:389:299:17
9:07
#17525
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi176796572657218218(Top 71%)6823(Top 62%)6823(Top 575%)
10K6.21 mi3.10 mi17428+2516406+1666406+16617161(Top 67%)6231(Top 57%)6231(Top 525%)
15K9.32 mi3.11 mi17719-2916563-1576563-15718218(Top 71%)6823(Top 62%)6823(Top 575%)
20K12.43 mi3.11 mi17831-1126651-886651-8818292(Top 72%)6870(Top 63%)6870(Top 579%)
Half13.11 mi0.68 mi17863-326675-246675-2418466(Top 72%)7035(Top 64%)7035(Top 593%)
25K15.53 mi2.42 mi17679+1846586+896586+8917091(Top 67%)6323(Top 58%)6323(Top 533%)
30K18.64 mi3.11 mi17437+2426502+846502+8416517(Top 65%)6256(Top 57%)6256(Top 527%)
20M20.00 mi1.36 mi17481-446562-606562-6017447(Top 68%)6953(Top 64%)6953(Top 586%)
21M21.00 mi1.00 mi18448-9677129-5677129-56724833(Top 97%)10653(Top 98%)10653(Top 897%)
35K21.75 mi0.75 mi18369+797095+347095+3417171(Top 67%)6932(Top 63%)6932(Top 584%)
23M23.00 mi1.25 mi18101+2686979+1166979+11614224(Top 56%)5537(Top 51%)5537(Top 466%)
24M24.00 mi1.00 mi17935+1666922+576922+5714311(Top 56%)5605(Top 51%)5605(Top 472%)
40K24.85 mi0.85 mi17750+1856847+756847+7512964(Top 51%)5034(Top 46%)5034(Top 424%)
25.2M25.20 mi0.35 mi17648+1026806+416806+4112664(Top 50%)4953(Top 45%)4953(Top 417%)
Finish26.22 mi1.02 mi17525+1236765+416765+4114775(Top 58%)5857(Top 54%)5857(Top 493%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18218

Females

6823

F50-54

6823

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17161

Females

6231

F50-54

6231

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18218

Females

6823

F50-54

6823

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

18292

Females

6870

F50-54

6870

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

18466

Females

7035

F50-54

7035

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17091

Females

6323

F50-54

6323

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

16517

Females

6256

F50-54

6256

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

17447

Females

6953

F50-54

6953

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

24833

Females

10653

F50-54

10653

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17171

Females

6932

F50-54

6932

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14224

Females

5537

F50-54

5537

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14311

Females

5605

F50-54

5605

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

12964

Females

5034

F50-54

5034

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

12664

Females

4953

F50-54

4953

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

14775

Females

5857

F50-54

5857

Passing Analysis

Category:
Athletes Passed
2568
Passed By
2414
Net Change
+154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17679
5K → 10K428177+251#17679#17428
10K → 15K155446-291#17428#17719
15K → 20K220332-112#17719#17831
20K → Half3668-32#17831#17863
Half → 25K284100+184#17863#17679
25K → 30K375133+242#17679#17437
30K → 20M97141-44#17437#17481
20M → 21M5972-967#17481#18448
21M → 35K9617+79#18448#18369
35K → 23M2713+268#18369#18101
23M → 24M1737+166#18101#17935
24M → 40K1905+185#17935#17750
40K → 25.2M1031+102#17750#17648
25.2M → Finish13512+123#17648#17525
TOTALS25682414+154
📊

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