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BOSTON MARATHON 2024

Xing Lu

Bib: 12316•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 39%
Gender (Female)
#0 / 10924
Top 24%
Division (F18-39)
#0 / 4660
Top 40%
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
7:45/mi
24:05
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
48:26
↑ 79↓ 1380.4%
15K· 9.32 mi
7:54/mi
1:12:58
↑ 67↓ 78
20K· 12.43 mi
8:01/mi
1:37:52
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:43:18
↑ 19↓ 370.5%
25K· 15.53 mi
7:58/mi
2:02:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:28:15
↑ 181↓ 1480.2%
20M
8:20/mi
2:39:34
↑ 64↓ 500.2%
21M
8:52/mi
2:48:26
↑ 106↓ 241.6%
35K· 21.75 mi
8:15/mi
2:54:36
↑ 17↓ 861.7%
23M
8:26/mi
3:05:09
↑ 23↓ 630.6%
24M
8:19/mi
3:13:28
↓ 821.3%
40K· 24.85 mi
8:17/mi
3:20:33
↓ 200.3%
25.2M
9:02/mi
3:23:40
↑ 13↓ 160.2%
Finish· 26.22 mi
7:56/mi
3:31:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:18
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:48:27
Pace8:16 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5524:057:4524:05
7:45
-
10K
6.21 mi11:17:1648:267:4824:21
7:50
+0:05
15K
9.32 mi11:41:481:12:587:5024:32
7:54
+0:04
20K
12.43 mi12:06:421:37:527:5324:54
8:01
+0:07
Half
13.11 mi12:12:081:43:187:535:26
7:58
-0:03
25K
15.53 mi12:31:262:02:367:5419:18
7:58
0:00
30K
18.64 mi12:57:052:28:157:5725:39
8:15
+0:17
20M
20.00 mi13:08:242:39:347:5911:19
8:20
+0:05
21M
21.00 mi13:17:162:48:268:018:52
8:52
+0:32
35K
21.75 mi13:23:262:54:368:026:10
8:15
-0:37
23M
23.00 mi13:33:593:05:098:0310:33
8:26
+0:11
24M
24.00 mi13:42:183:13:288:048:19
8:19
-0:07
40K
24.85 mi13:49:233:20:338:047:05
8:17
-0:02
25.2M
25.20 mi13:52:303:23:408:053:07
9:02
+0:45
Finish
26.22 mi14:00:353:31:458:058:05
7:56
-1:06

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

7:45 /mi

Average Pace

8:05 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:46

94% of race

Time at Steady Pace

11:59

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:05 /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 mi10:52:5524:057:4524:05
7:45
#12733
10K
6.21 mi11:17:1648:267:4824:21
7:50
#12842
15K
9.32 mi11:41:481:12:587:5024:32
7:54
#12760
20K
12.43 mi12:06:421:37:527:5324:54
8:01
#12464
Half
13.11 mi12:12:081:43:187:535:26
7:58
#12451
25K
15.53 mi12:31:262:02:367:5419:18
7:58
#11917
30K
18.64 mi12:57:052:28:157:5725:39
8:15
#11311
20M
20.00 mi13:08:242:39:347:5911:19
8:20
#11026
21M
21.00 mi13:17:162:48:268:018:52
8:52
#10733
35K
21.75 mi13:23:262:54:368:026:10
8:15
#10667
23M
23.00 mi13:33:593:05:098:0310:33
8:26
#10428
24M
24.00 mi13:42:183:13:288:048:19
8:19
#10304
40K
24.85 mi13:49:233:20:338:047:05
8:17
#10161
25.2M
25.20 mi13:52:303:23:408:053:07
9:02
#10092
Finish
26.22 mi14:00:353:31:458:058:05
7:56
#9986
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi127333559355912657(Top 50%)3598(Top 33%)3598(Top 77%)
10K6.21 mi3.10 mi12842-1093645-863645-8612970(Top 51%)3752(Top 34%)3752(Top 81%)
15K9.32 mi3.11 mi12760+823619+263619+2612657(Top 50%)3598(Top 33%)3598(Top 77%)
20K12.43 mi3.11 mi12464+2963462+1573462+15711936(Top 47%)3280(Top 30%)3280(Top 70%)
Half13.11 mi0.68 mi12451+133468-63468-612509(Top 49%)3586(Top 33%)3586(Top 77%)
25K15.53 mi2.42 mi11917+5343215+2533215+2539952(Top 39%)2465(Top 23%)2465(Top 53%)
30K18.64 mi3.11 mi11311+6062993+2222993+2229329(Top 37%)2379(Top 22%)2379(Top 51%)
20M20.00 mi1.36 mi11026+2852896+972896+978560(Top 34%)2263(Top 21%)2263(Top 49%)
21M21.00 mi1.00 mi10733+2932804+922804+927945(Top 31%)2154(Top 20%)2154(Top 46%)
35K21.75 mi0.75 mi10667+662798+62798+69242(Top 36%)2828(Top 26%)2828(Top 61%)
23M23.00 mi1.25 mi10428+2392742+562742+568074(Top 32%)2418(Top 22%)2418(Top 52%)
24M24.00 mi1.00 mi10304+1242732+102732+108401(Top 33%)2661(Top 24%)2661(Top 57%)
40K24.85 mi0.85 mi10161+1432699+332699+337275(Top 28%)2273(Top 21%)2273(Top 49%)
25.2M25.20 mi0.35 mi10092+692684+152684+156788(Top 27%)2082(Top 19%)2082(Top 45%)
Finish26.22 mi1.02 mi9986+1062669+152669+158153(Top 32%)2659(Top 24%)2659(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

12657

Females

3598

F18-39

3598

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

12970

Females

3752

F18-39

3752

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

12657

Females

3598

F18-39

3598

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

11936

Females

3280

F18-39

3280

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

12509

Females

3586

F18-39

3586

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

9952

Females

2465

F18-39

2465

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9329

Females

2379

F18-39

2379

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

8560

Females

2263

F18-39

2263

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

7945

Females

2154

F18-39

2154

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

9242

Females

2828

F18-39

2828

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8074

Females

2418

F18-39

2418

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

8401

Females

2661

F18-39

2661

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7275

Females

2273

F18-39

2273

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

6788

Females

2082

F18-39

2082

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8153

Females

2659

F18-39

2659

Passing Analysis

Category:
Athletes Passed
3667*
Passed By
920
Net Change
+2747
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12733
5K → 10K234343-109#12733#12842
10K → 15K254172+82#12842#12760
15K → 20K39599+296#12760#12464
20K → Half5239+13#12464#12451
Half → 25K55117+534#12451#11917
25K → 30K65347+606#11917#11311
30K → 20M31126+285#11311#11026
20M → 21M31522+293#11026#10733
21M → 35K9832+66#10733#10667
35K → 23M26930+239#10667#10428
23M → 24M15834+124#10428#10304
24M → 40K162*19+143#10304#10161
40K → 25.2M745+69#10161#10092
25.2M → Finish141*35+106#10092#9986
TOTALS3667*920+2747

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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