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BOSTON MARATHON 2024

Ka Fai Natalie Wong

Bib: 7179•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 26%
Gender (Female)
#0 / 10924
Top 10%
Division (F18-39)
#0 / 4660
Top 19%
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
6:47/mi
21:05
↑ 97↓ 3451.5%
10K· 6.21 mi
6:50/mi
42:20
↑ 79↓ 1380.4%
15K· 9.32 mi
6:50/mi
1:03:34
↑ 67↓ 78
20K· 12.43 mi
6:56/mi
1:25:08
↑ 106↓ 860.1%
Half· 13.11 mi
6:52/mi
1:29:49
↑ 19↓ 370.5%
25K· 15.53 mi
8:57/mi
1:51:30
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:16:49
↑ 181↓ 1480.2%
20M
8:07/mi
2:27:51
↑ 64↓ 500.2%
21M
8:22/mi
2:36:13
↑ 106↓ 241.6%
35K· 21.75 mi
8:08/mi
2:42:18
↑ 17↓ 861.7%
23M
8:12/mi
2:52:34
↑ 23↓ 630.6%
24M
7:56/mi
3:00:30
↓ 821.3%
40K· 24.85 mi
8:07/mi
3:07:26
↓ 200.3%
25.2M
8:56/mi
3:10:31
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:18:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:49
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:48:44
Pace8:18 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:1821:056:4721:05
6:47
-
10K
6.21 mi11:08:3342:206:4921:15
6:50
+0:03
15K
9.32 mi11:29:471:03:346:4921:14
6:50
0:00
20K
12.43 mi11:51:211:25:086:5121:34
6:56
+0:06
Half
13.11 mi11:56:021:29:496:514:41
6:52
-0:04
25K
15.53 mi12:17:431:51:307:1121:41
8:57
+2:05
30K
18.64 mi12:43:022:16:497:2025:19
8:09
-0:48
20M
20.00 mi12:54:042:27:517:2411:02
8:07
-0:02
21M
21.00 mi13:02:262:36:137:268:22
8:22
+0:15
35K
21.75 mi13:08:312:42:187:286:05
8:08
-0:14
23M
23.00 mi13:18:472:52:347:3010:16
8:12
+0:04
24M
24.00 mi13:26:433:00:307:317:56
7:56
-0:16
40K
24.85 mi13:33:393:07:267:326:56
8:07
+0:11
25.2M
25.20 mi13:36:443:10:317:343:05
8:56
+0:49
Finish
26.22 mi13:44:463:18:337:358:02
7:53
-1:03

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

6:47 /mi

Average Pace

7:35 /mi

Slowest Pace

8:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:49

45% of race

Time at Steady Pace

1:23:58

42% of race

Time at Slower Pace

24:46

12% of race

Average Pace: 7:34 /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 mi10:47:1821:056:4721:05
6:47
#5550
10K
6.21 mi11:08:3342:206:4921:15
6:50
#5530
15K
9.32 mi11:29:471:03:346:4921:14
6:50
#5342
20K
12.43 mi11:51:211:25:086:5121:34
6:56
#5195
Half
13.11 mi11:56:021:29:496:514:41
6:52
#5180
25K
15.53 mi12:17:431:51:307:1121:41
8:57
#6797
30K
18.64 mi12:43:022:16:497:2025:19
8:09
#7084
20M
20.00 mi12:54:042:27:517:2411:02
8:07
#7023
21M
21.00 mi13:02:262:36:137:268:22
8:22
#6814
35K
21.75 mi13:08:312:42:187:286:05
8:08
#6801
23M
23.00 mi13:18:472:52:347:3010:16
8:12
#6721
24M
24.00 mi13:26:433:00:307:317:56
7:56
#6630
40K
24.85 mi13:33:393:07:267:326:56
8:07
#6545
25.2M
25.20 mi13:36:443:10:317:343:05
8:56
#6514
Finish
26.22 mi13:44:463:18:337:358:02
7:53
#6530
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi55504504505077(Top 20%)401(Top 4%)401(Top 9%)
10K6.21 mi3.10 mi5530+20460-10460-105544(Top 22%)467(Top 4%)467(Top 10%)
15K9.32 mi3.11 mi5342+188414+46414+465077(Top 20%)401(Top 4%)401(Top 9%)
20K12.43 mi3.11 mi5195+147401+13401+134905(Top 19%)406(Top 4%)406(Top 9%)
Half13.11 mi0.68 mi5180+15402-1402-15029(Top 20%)444(Top 4%)444(Top 10%)
25K15.53 mi2.42 mi6797-1617871-469871-46915262(Top 60%)5314(Top 49%)5314(Top 114%)
30K18.64 mi3.11 mi7084-2871013-1421013-1428726(Top 34%)2081(Top 19%)2081(Top 45%)
20M20.00 mi1.36 mi7023+611034-211034-217414(Top 29%)1714(Top 16%)1714(Top 37%)
21M21.00 mi1.00 mi6814+2091013+211013+215637(Top 22%)1136(Top 10%)1136(Top 24%)
35K21.75 mi0.75 mi6801+131038-251038-258587(Top 34%)2490(Top 23%)2490(Top 53%)
23M23.00 mi1.25 mi6721+801059-211059-216812(Top 27%)1803(Top 17%)1803(Top 39%)
24M24.00 mi1.00 mi6630+911069-101069-106278(Top 25%)1649(Top 15%)1649(Top 35%)
40K24.85 mi0.85 mi6545+851081-121081-126332(Top 25%)1798(Top 16%)1798(Top 39%)
25.2M25.20 mi0.35 mi6514+311086-51086-56313(Top 25%)1844(Top 17%)1844(Top 40%)
Finish26.22 mi1.02 mi6530-161125-391125-397834(Top 31%)2476(Top 23%)2476(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5077

Females

401

F18-39

401

5K→10K

3.1 - 6.2 mi

Top 22%
×5story building
+79ft-138ft

Overall

5544

Females

467

F18-39

467

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5077

Females

401

F18-39

401

15K→20K

9.3 - 12.4 mi

Top 19%
×5story building
+106ft-86ft

Overall

4905

Females

406

F18-39

406

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5029

Females

444

F18-39

444

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15262

Females

5314

F18-39

5314

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

8726

Females

2081

F18-39

2081

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

7414

Females

1714

F18-39

1714

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5637

Females

1136

F18-39

1136

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

8587

Females

2490

F18-39

2490

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

6812

Females

1803

F18-39

1803

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

6278

Females

1649

F18-39

1649

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6332

Females

1798

F18-39

1798

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6313

Females

1844

F18-39

1844

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2story building
+22ft-21ft

Overall

7834

Females

2476

F18-39

2476

Passing Analysis

Category:
Athletes Passed
1853
Passed By
2833
Net Change
-980
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5550
5K → 10K200180+20#5550#5530
10K → 15K23951+188#5530#5342
15K → 20K23891+147#5342#5195
20K → Half3318+15#5195#5180
Half → 25K91626-1617#5180#6797
25K → 30K131418-287#6797#7084
30K → 20M14382+61#7084#7023
20M → 21M23526+209#7023#6814
21M → 35K7966+13#6814#6801
35K → 23M16484+80#6801#6721
23M → 24M13443+91#6721#6630
24M → 40K13247+85#6630#6545
40K → 25.2M4716+31#6545#6514
25.2M → Finish6985-16#6514#6530
TOTALS18532833-980
📊

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