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BOSTON MARATHON 2024

Daniella Chong

Bib: 16001•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 (F40-44)
#0 / 1613
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
8:00/mi
24:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:30/mi
51:14
↑ 79↓ 1380.4%
15K· 9.32 mi
8:53/mi
1:18:51
↑ 67↓ 78
20K· 12.43 mi
9:15/mi
1:47:35
↑ 106↓ 860.1%
Half· 13.11 mi
9:21/mi
1:53:58
↑ 19↓ 370.5%
25K· 15.53 mi
10:00/mi
2:18:12
↑ 66↓ 880.2%
30K· 18.64 mi
10:27/mi
2:50:40
↑ 181↓ 1480.2%
20M
10:27/mi
3:04:52
↑ 64↓ 500.2%
21M
11:26/mi
3:16:18
↑ 106↓ 241.6%
35K· 21.75 mi
9:44/mi
3:23:35
↑ 17↓ 861.7%
23M
10:29/mi
3:36:43
↑ 23↓ 630.6%
24M
10:34/mi
3:47:17
↓ 821.3%
40K· 24.85 mi
10:51/mi
3:56:34
↓ 200.3%
25.2M
11:21/mi
4:00:29
↑ 13↓ 160.2%
Finish· 26.22 mi
10:02/mi
4:10:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:58
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:16:44
Pace10:26 /mi
📊Positive Split: 20.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:5724:508:0024:50
8:00
-
10K
6.21 mi11:42:2151:148:1526:24
8:30
+0:30
15K
9.32 mi12:09:581:18:518:2827:37
8:53
+0:23
20K
12.43 mi12:38:421:47:358:3928:44
9:15
+0:22
Half
13.11 mi12:45:051:53:588:426:23
9:21
+0:06
25K
15.53 mi13:09:192:18:128:5424:14
10:00
+0:39
30K
18.64 mi13:41:472:50:409:0932:28
10:27
+0:27
20M
20.00 mi13:55:593:04:529:1514:12
10:27
0:00
21M
21.00 mi14:07:253:16:189:2111:26
11:26
+0:59
35K
21.75 mi14:14:423:23:359:227:17
9:44
-1:42
23M
23.00 mi14:27:503:36:439:2513:08
10:29
+0:45
24M
24.00 mi14:38:243:47:179:2810:34
10:34
+0:05
40K
24.85 mi14:47:413:56:349:319:17
10:51
+0:17
25.2M
25.20 mi14:51:364:00:299:333:55
11:21
+0:30
Finish
26.22 mi15:01:494:10:429:3410:13
10:02
-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

8:00 /mi

Average Pace

9:34 /mi

Slowest Pace

11:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:58

45% of race

Time at Steady Pace

1:41:32

40% of race

Time at Slower Pace

35:12

14% of race

Average Pace: 9:34 /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 mi11:15:5724:508:0024:50
8:00
#14617
10K
6.21 mi11:42:2151:148:1526:24
8:30
#16030
15K
9.32 mi12:09:581:18:518:2827:37
8:53
#16858
20K
12.43 mi12:38:421:47:358:3928:44
9:15
#17262
Half
13.11 mi12:45:051:53:588:426:23
9:21
#17410
25K
15.53 mi13:09:192:18:128:5424:14
10:00
#17831
30K
18.64 mi13:41:472:50:409:0932:28
10:27
#18071
20M
20.00 mi13:55:593:04:529:1514:12
10:27
#18084
21M
21.00 mi14:07:253:16:189:2111:26
11:26
#18053
35K
21.75 mi14:14:423:23:359:227:17
9:44
#17966
23M
23.00 mi14:27:503:36:439:2513:08
10:29
#17875
24M
24.00 mi14:38:243:47:179:2810:34
10:34
#17883
40K
24.85 mi14:47:413:56:349:319:17
10:51
#17856
25.2M
25.20 mi14:51:364:00:299:333:55
11:21
#17816
Finish
26.22 mi15:01:494:10:429:3410:13
10:02
#17801
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi146174701470118393(Top 72%)6917(Top 63%)6917(Top 429%)
10K6.21 mi3.10 mi16030-14135561-8605561-86017274(Top 68%)6296(Top 58%)6296(Top 390%)
15K9.32 mi3.11 mi16858-8286061-5006061-50018393(Top 72%)6917(Top 63%)6917(Top 429%)
20K12.43 mi3.11 mi17262-4046328-2676328-26718388(Top 72%)6928(Top 63%)6928(Top 430%)
Half13.11 mi0.68 mi17410-1486422-946422-9419616(Top 77%)7657(Top 70%)7657(Top 475%)
25K15.53 mi2.42 mi17831-4216676-2546676-25419113(Top 75%)7434(Top 68%)7434(Top 461%)
30K18.64 mi3.11 mi18071-2406874-1986874-19818658(Top 73%)7388(Top 68%)7388(Top 458%)
20M20.00 mi1.36 mi18084-136909-356909-3517845(Top 70%)7131(Top 65%)7131(Top 442%)
21M21.00 mi1.00 mi18053+316913-46913-417521(Top 69%)7092(Top 65%)7092(Top 440%)
35K21.75 mi0.75 mi17966+876889+246889+2416346(Top 64%)6536(Top 60%)6536(Top 405%)
23M23.00 mi1.25 mi17875+916866+236866+2317027(Top 67%)6928(Top 63%)6928(Top 430%)
24M24.00 mi1.00 mi17883-86897-316897-3118062(Top 71%)7492(Top 69%)7492(Top 464%)
40K24.85 mi0.85 mi17856+276905-86905-817711(Top 69%)7371(Top 67%)7371(Top 457%)
25.2M25.20 mi0.35 mi17816+406897+86897+815689(Top 61%)6390(Top 58%)6390(Top 396%)
Finish26.22 mi1.02 mi17801+156912-156912-1518486(Top 72%)7726(Top 71%)7726(Top 479%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

18393

Females

6917

F40-44

6917

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

17274

Females

6296

F40-44

6296

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

18393

Females

6917

F40-44

6917

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

18388

Females

6928

F40-44

6928

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

19616

Females

7657

F40-44

7657

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

19113

Females

7434

F40-44

7434

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

18658

Females

7388

F40-44

7388

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

17845

Females

7131

F40-44

7131

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

17521

Females

7092

F40-44

7092

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

16346

Females

6536

F40-44

6536

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

17027

Females

6928

F40-44

6928

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18062

Females

7492

F40-44

7492

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

17711

Females

7371

F40-44

7371

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15689

Females

6390

F40-44

6390

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

18486

Females

7726

F40-44

7726

Passing Analysis

Category:
Athletes Passed
1268
Passed By
4452
Net Change
-3184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14617
5K → 10K341447-1413#14617#16030
10K → 15K63891-828#16030#16858
15K → 20K151555-404#16858#17262
20K → Half16164-148#17262#17410
Half → 25K88509-421#17410#17831
25K → 30K182422-240#17831#18071
30K → 20M92105-13#18071#18084
20M → 21M12291+31#18084#18053
21M → 35K10821+87#18053#17966
35K → 23M14150+91#17966#17875
23M → 24M7179-8#17875#17883
24M → 40K7649+27#17883#17856
40K → 25.2M5313+40#17856#17816
25.2M → Finish7156+15#17816#17801
TOTALS12684452-3184
📊

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