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BOSTON MARATHON 2024

Xiaozhong Xing

Bib: 12540•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 25%
Gender (Male)
#0 / 14578
Top 36%
Masters (Masters Men)
#0 / 9729
Top 24%
Division (M50-54)
#0 / 1935
Top 21%
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
7:12/mi
22:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
44:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:19/mi
1:07:30
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:30:43
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:35:40
↑ 19↓ 370.5%
25K· 15.53 mi
7:30/mi
1:53:50
↑ 66↓ 880.2%
30K· 18.64 mi
7:48/mi
2:18:04
↑ 181↓ 1480.2%
20M
7:45/mi
2:28:36
↑ 64↓ 500.2%
21M
8:24/mi
2:37:00
↑ 106↓ 241.6%
35K· 21.75 mi
7:34/mi
2:42:40
↑ 17↓ 861.7%
23M
7:44/mi
2:52:21
↑ 23↓ 630.6%
24M
7:39/mi
3:00:00
↓ 821.3%
40K· 24.85 mi
7:49/mi
3:06:41
↓ 200.3%
25.2M
8:48/mi
3:09:43
↑ 13↓ 160.2%
Finish· 26.22 mi
7:45/mi
3:17:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:40
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:41:57
Pace7:47 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3722:217:1222:21
7:12
-
10K
6.21 mi11:13:0144:457:1222:24
7:13
+0:01
15K
9.32 mi11:35:461:07:307:1522:45
7:19
+0:06
20K
12.43 mi11:58:591:30:437:1823:13
7:28
+0:09
Half
13.11 mi12:03:561:35:407:184:57
7:15
-0:13
25K
15.53 mi12:22:061:53:507:2018:10
7:30
+0:15
30K
18.64 mi12:46:202:18:047:2424:14
7:48
+0:18
20M
20.00 mi12:56:522:28:367:2610:32
7:45
-0:03
21M
21.00 mi13:05:162:37:007:298:24
8:24
+0:39
35K
21.75 mi13:10:562:42:407:295:40
7:34
-0:50
23M
23.00 mi13:20:372:52:217:309:41
7:44
+0:10
24M
24.00 mi13:28:163:00:007:307:39
7:39
-0:05
40K
24.85 mi13:34:573:06:417:316:41
7:49
+0:10
25.2M
25.20 mi13:37:593:09:437:323:02
8:48
+0:59
Finish
26.22 mi13:45:533:17:377:337:54
7:45
-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

7:12 /mi

Average Pace

7:33 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:27

37% of race

Time at Steady Pace

1:53:44

58% of race

Time at Slower Pace

11:26

6% of race

Average Pace: 7:32 /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 mi10:50:3722:217:1222:21
7:12
#8367
10K
6.21 mi11:13:0144:457:1222:24
7:13
#8139
15K
9.32 mi11:35:461:07:307:1522:45
7:19
#8150
20K
12.43 mi11:58:591:30:437:1823:13
7:28
#8119
Half
13.11 mi12:03:561:35:407:184:57
7:15
#8065
25K
15.53 mi12:22:061:53:507:2018:10
7:30
#7799
30K
18.64 mi12:46:202:18:047:2424:14
7:48
#7491
20M
20.00 mi12:56:522:28:367:2610:32
7:45
#7262
21M
21.00 mi13:05:162:37:007:298:24
8:24
#7071
35K
21.75 mi13:10:562:42:407:295:40
7:34
#6932
23M
23.00 mi13:20:372:52:217:309:41
7:44
#6644
24M
24.00 mi13:28:163:00:007:307:39
7:39
#6492
40K
24.85 mi13:34:573:06:417:316:41
7:49
#6350
25.2M
25.20 mi13:37:593:09:437:323:02
8:48
#6326
Finish
26.22 mi13:45:533:17:377:337:54
7:45
#6295
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8367702870288301(Top 32%)6895(Top 47%)6895(Top 356%)
10K6.21 mi3.10 mi8139+2286866+1626866+1627983(Top 31%)6731(Top 46%)6731(Top 348%)
15K9.32 mi3.11 mi8150-116853+136853+138301(Top 32%)6895(Top 47%)6895(Top 356%)
20K12.43 mi3.11 mi8119+316814+396814+398162(Top 32%)6689(Top 46%)6689(Top 346%)
Half13.11 mi0.68 mi8065+546770+446770+447285(Top 29%)6165(Top 42%)6165(Top 319%)
25K15.53 mi2.42 mi7799+2666570+2006570+2006911(Top 27%)5757(Top 39%)5757(Top 298%)
30K18.64 mi3.11 mi7491+3086307+2636307+2636709(Top 26%)5449(Top 37%)5449(Top 282%)
20M20.00 mi1.36 mi7262+2296121+1866121+1865462(Top 21%)4539(Top 31%)4539(Top 235%)
21M21.00 mi1.00 mi7071+1915952+1695952+1695755(Top 23%)4548(Top 31%)4548(Top 235%)
35K21.75 mi0.75 mi6932+1395830+1225830+1225411(Top 21%)4335(Top 30%)4335(Top 224%)
23M23.00 mi1.25 mi6644+2885595+2355595+2354512(Top 18%)3694(Top 25%)3694(Top 191%)
24M24.00 mi1.00 mi6492+1525465+1305465+1304779(Top 19%)3785(Top 26%)3785(Top 196%)
40K24.85 mi0.85 mi6350+1425330+1355330+1354850(Top 19%)3708(Top 25%)3708(Top 192%)
25.2M25.20 mi0.35 mi6326+245295+355295+355626(Top 22%)4071(Top 28%)4071(Top 210%)
Finish26.22 mi1.02 mi6295+315236+595236+597032(Top 28%)4877(Top 33%)4877(Top 252%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8301

Males

6895

M50-54

6895

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

7983

Males

6731

M50-54

6731

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8301

Males

6895

M50-54

6895

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8162

Males

6689

M50-54

6689

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7285

Males

6165

M50-54

6165

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

6911

Males

5757

M50-54

5757

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

6709

Males

5449

M50-54

5449

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5462

Males

4539

M50-54

4539

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

5755

Males

4548

M50-54

4548

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5411

Males

4335

M50-54

4335

35K→23M

21.8 - 23.0 mi

Top 18%
×5story building
+23ft-63ft

Overall

4512

Males

3694

M50-54

3694

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

4779

Males

3785

M50-54

3785

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4850

Males

3708

M50-54

3708

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5626

Males

4071

M50-54

4071

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7032

Males

4877

M50-54

4877

Passing Analysis

Category:
Athletes Passed
2878
Passed By
806
Net Change
+2072
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8367
5K → 10K349121+228#8367#8139
10K → 15K169180-11#8139#8150
15K → 20K197166+31#8150#8119
20K → Half6713+54#8119#8065
Half → 25K31751+266#8065#7799
25K → 30K39789+308#7799#7491
30K → 20M24112+229#7491#7262
20M → 21M22231+191#7262#7071
21M → 35K15011+139#7071#6932
35K → 23M30517+288#6932#6644
23M → 24M16513+152#6644#6492
24M → 40K16018+142#6492#6350
40K → 25.2M4925+24#6350#6326
25.2M → Finish9059+31#6326#6295
TOTALS2878806+2072
📊

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