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BOSTON MARATHON 2024

Xiaoming Zhang

Bib: 22230•F

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 46%
Division (F55-59)
#0 / 876
Top 25%
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
8:48/mi
27:19
↑ 97↓ 3451.5%
10K· 6.21 mi
8:40/mi
54:16
↑ 79↓ 1380.4%
15K· 9.32 mi
8:51/mi
1:21:45
↑ 67↓ 78
20K· 12.43 mi
9:06/mi
1:50:01
↑ 106↓ 860.1%
Half· 13.11 mi
9:01/mi
1:56:10
↑ 19↓ 370.5%
25K· 15.53 mi
9:04/mi
2:18:09
↑ 66↓ 880.2%
30K· 18.64 mi
9:24/mi
2:47:21
↑ 181↓ 1480.2%
20M
9:22/mi
3:00:05
↑ 64↓ 500.2%
21M
10:06/mi
3:10:11
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:16:52
↑ 17↓ 861.7%
23M
9:25/mi
3:28:40
↑ 23↓ 630.6%
24M
9:13/mi
3:37:53
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:45:52
↓ 200.3%
25.2M
10:00/mi
3:49:19
↑ 13↓ 160.2%
Finish· 26.22 mi
8:42/mi
3:58:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:10
Pace8:52 /mi
2nd Half
Distance13.11 mi
Time2:02:01
Pace9:18 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1627:198:4827:19
8:48
-
10K
6.21 mi11:53:1354:168:4426:57
8:40
-0:08
15K
9.32 mi12:20:421:21:458:4627:29
8:51
+0:11
20K
12.43 mi12:48:581:50:018:5128:16
9:06
+0:15
Half
13.11 mi12:55:071:56:108:526:09
9:01
-0:05
25K
15.53 mi13:17:062:18:098:5421:59
9:04
+0:03
30K
18.64 mi13:46:182:47:218:5929:12
9:24
+0:20
20M
20.00 mi13:59:023:00:059:0012:44
9:22
-0:02
21M
21.00 mi14:09:083:10:119:0310:06
10:06
+0:44
35K
21.75 mi14:15:493:16:529:036:41
8:56
-1:10
23M
23.00 mi14:27:373:28:409:0411:48
9:25
+0:29
24M
24.00 mi14:36:503:37:539:059:13
9:13
-0:12
40K
24.85 mi14:44:493:45:529:057:59
9:20
+0:07
25.2M
25.20 mi14:48:163:49:199:063:27
10:00
+0:40
Finish
26.22 mi14:57:083:58:119:058:52
8:42
-1:18

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

8:40 /mi

Average Pace

9:05 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:44:38

94% of race

Time at Steady Pace

13:33

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:05 /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 mi11:26:1627:198:4827:19
8:48
#19242
10K
6.21 mi11:53:1354:168:4426:57
8:40
#18780
15K
9.32 mi12:20:421:21:458:4627:29
8:51
#18569
20K
12.43 mi12:48:581:50:018:5128:16
9:06
#18268
Half
13.11 mi12:55:071:56:108:526:09
9:01
#18255
25K
15.53 mi13:17:062:18:098:5421:59
9:04
#17812
30K
18.64 mi13:46:182:47:218:5929:12
9:24
#17265
20M
20.00 mi13:59:023:00:059:0012:44
9:22
#17017
21M
21.00 mi14:09:083:10:119:0310:06
10:06
#16807
35K
21.75 mi14:15:493:16:529:036:41
8:56
#16658
23M
23.00 mi14:27:373:28:409:0411:48
9:25
#16450
24M
24.00 mi14:36:503:37:539:059:13
9:13
#16294
40K
24.85 mi14:44:493:45:529:057:59
9:20
#16116
25.2M
25.20 mi14:48:163:49:199:063:27
10:00
#16025
Finish
26.22 mi14:57:083:58:119:058:52
8:42
#15879
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi192427492749218190(Top 71%)6804(Top 62%)6804(Top 777%)
10K6.21 mi3.10 mi18780+4627200+2927200+29218224(Top 71%)6853(Top 63%)6853(Top 782%)
15K9.32 mi3.11 mi18569+2117062+1387062+13818190(Top 71%)6804(Top 62%)6804(Top 777%)
20K12.43 mi3.11 mi18268+3016877+1856877+18517749(Top 69%)6563(Top 60%)6563(Top 749%)
Half13.11 mi0.68 mi18255+136873+46873+418340(Top 72%)6957(Top 64%)6957(Top 794%)
25K15.53 mi2.42 mi17812+4436663+2106663+21015811(Top 62%)5612(Top 51%)5612(Top 641%)
30K18.64 mi3.11 mi17265+5476410+2536410+25315049(Top 59%)5440(Top 50%)5440(Top 621%)
20M20.00 mi1.36 mi17017+2486306+1046306+10413969(Top 55%)5111(Top 47%)5111(Top 583%)
21M21.00 mi1.00 mi16807+2106216+906216+9013398(Top 52%)4992(Top 46%)4992(Top 570%)
35K21.75 mi0.75 mi16658+1496146+706146+7013035(Top 51%)4837(Top 44%)4837(Top 552%)
23M23.00 mi1.25 mi16450+2086059+876059+8713202(Top 52%)5012(Top 46%)5012(Top 572%)
24M24.00 mi1.00 mi16294+1566003+566003+5613204(Top 52%)5036(Top 46%)5036(Top 575%)
40K24.85 mi0.85 mi16116+1785928+755928+7512458(Top 49%)4765(Top 44%)4765(Top 544%)
25.2M25.20 mi0.35 mi16025+915893+355893+3511041(Top 43%)4139(Top 38%)4139(Top 472%)
Finish26.22 mi1.02 mi15879+1465840+535840+5312662(Top 50%)4798(Top 44%)4798(Top 548%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18190

Females

6804

F55-59

6804

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18224

Females

6853

F55-59

6853

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18190

Females

6804

F55-59

6804

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

17749

Females

6563

F55-59

6563

20K→Half

12.4 - 13.1 mi

Top 72%
×2story building
+19ft-37ft

Overall

18340

Females

6957

F55-59

6957

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

15811

Females

5612

F55-59

5612

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15049

Females

5440

F55-59

5440

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

13969

Females

5111

F55-59

5111

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

13398

Females

4992

F55-59

4992

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13035

Females

4837

F55-59

4837

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13202

Females

5012

F55-59

5012

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

13204

Females

5036

F55-59

5036

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12458

Females

4765

F55-59

4765

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11041

Females

4139

F55-59

4139

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12662

Females

4798

F55-59

4798

Passing Analysis

Category:
Athletes Passed
3850
Passed By
487
Net Change
+3363
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19242
5K → 10K55593+462#19242#18780
10K → 15K326115+211#18780#18569
15K → 20K403102+301#18569#18268
20K → Half4633+13#18268#18255
Half → 25K46623+443#18255#17812
25K → 30K59043+547#17812#17265
30K → 20M2568+248#17265#17017
20M → 21M22717+210#17017#16807
21M → 35K1545+149#16807#16658
35K → 23M22113+208#16658#16450
23M → 24M16913+156#16450#16294
24M → 40K1857+178#16294#16116
40K → 25.2M932+91#16116#16025
25.2M → Finish15913+146#16025#15879
TOTALS3850487+3363
📊

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