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BOSTON MARATHON 2024

Yonggang Xiong

Bib: 5497•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 9%
Gender (Male)
#0 / 14578
Top 14%
Masters (Masters Men)
#0 / 9729
Top 5%
Division (M45-49)
#0 / 2218
Top 6%
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
6:24/mi
19:54
↑ 97↓ 3451.5%
10K· 6.21 mi
6:27/mi
39:56
↑ 79↓ 1380.4%
15K· 9.32 mi
6:34/mi
1:00:20
↑ 67↓ 78
20K· 12.43 mi
6:40/mi
1:21:04
↑ 106↓ 860.1%
Half· 13.11 mi
6:34/mi
1:25:33
↑ 19↓ 370.5%
25K· 15.53 mi
6:48/mi
1:42:02
↑ 66↓ 880.2%
30K· 18.64 mi
7:00/mi
2:03:48
↑ 181↓ 1480.2%
20M
6:58/mi
2:13:16
↑ 64↓ 500.2%
21M
7:27/mi
2:20:43
↑ 106↓ 241.6%
35K· 21.75 mi
6:45/mi
2:25:46
↑ 17↓ 861.7%
23M
6:59/mi
2:34:30
↑ 23↓ 630.6%
24M
6:50/mi
2:41:20
↓ 821.3%
40K· 24.85 mi
7:01/mi
2:47:20
↓ 200.3%
25.2M
7:50/mi
2:50:02
↑ 13↓ 160.2%
Finish· 26.22 mi
6:43/mi
2:56:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:33
Pace6:32 /mi
2nd Half
Distance13.11 mi
Time1:31:20
Pace6:58 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3719:546:2419:54
6:24
-
10K
6.21 mi10:43:3939:566:2620:02
6:27
+0:03
15K
9.32 mi11:04:031:00:206:2820:24
6:34
+0:07
20K
12.43 mi11:24:471:21:046:3120:44
6:40
+0:06
Half
13.11 mi11:29:161:25:336:324:29
6:34
-0:06
25K
15.53 mi11:45:451:42:026:3416:29
6:48
+0:14
30K
18.64 mi12:07:312:03:486:3821:46
7:00
+0:12
20M
20.00 mi12:16:592:13:166:409:28
6:58
-0:02
21M
21.00 mi12:24:262:20:436:427:27
7:27
+0:29
35K
21.75 mi12:29:292:25:466:425:03
6:45
-0:42
23M
23.00 mi12:38:132:34:306:438:44
6:59
+0:14
24M
24.00 mi12:45:032:41:206:436:50
6:50
-0:09
40K
24.85 mi12:51:032:47:206:446:00
7:01
+0:11
25.2M
25.20 mi12:53:452:50:026:452:42
7:50
+0:49
Finish
26.22 mi13:00:362:56:536:456:51
6:43
-1:07

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

6:24 /mi

Average Pace

6:45 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:49

37% of race

Time at Steady Pace

1:05:25

37% of race

Time at Slower Pace

46:39

26% of race

Average Pace: 6:45 /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 mi10:23:3719:546:2419:54
6:24
#2723
10K
6.21 mi10:43:3939:566:2620:02
6:27
#2670
15K
9.32 mi11:04:031:00:206:2820:24
6:34
#2782
20K
12.43 mi11:24:471:21:046:3120:44
6:40
#2820
Half
13.11 mi11:29:161:25:336:324:29
6:34
#2816
25K
15.53 mi11:45:451:42:026:3416:29
6:48
#2799
30K
18.64 mi12:07:312:03:486:3821:46
7:00
#2710
20M
20.00 mi12:16:592:13:166:409:28
6:58
#2623
21M
21.00 mi12:24:262:20:436:427:27
7:27
#2549
35K
21.75 mi12:29:292:25:466:425:03
6:45
#2498
23M
23.00 mi12:38:132:34:306:438:44
6:59
#2403
24M
24.00 mi12:45:032:41:206:436:50
6:50
#2335
40K
24.85 mi12:51:032:47:206:446:00
7:01
#2260
25.2M
25.20 mi12:53:452:50:026:452:42
7:50
#2241
Finish
26.22 mi13:00:362:56:536:456:51
6:43
#2197
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi2723261626163061(Top 12%)2918(Top 20%)2918(Top 132%)
10K6.21 mi3.10 mi2670+532567+492567+492686(Top 11%)2573(Top 18%)2573(Top 116%)
15K9.32 mi3.11 mi2782-1122665-982665-983061(Top 12%)2918(Top 20%)2918(Top 132%)
20K12.43 mi3.11 mi2820-382699-342699-343044(Top 12%)2895(Top 20%)2895(Top 131%)
Half13.11 mi0.68 mi2816+42693+62693+62953(Top 12%)2809(Top 19%)2809(Top 127%)
25K15.53 mi2.42 mi2799+172669+242669+243161(Top 12%)2969(Top 20%)2969(Top 134%)
30K18.64 mi3.11 mi2710+892578+912578+912892(Top 11%)2695(Top 18%)2695(Top 122%)
20M20.00 mi1.36 mi2623+872494+842494+842193(Top 9%)2059(Top 14%)2059(Top 93%)
21M21.00 mi1.00 mi2549+742424+702424+702340(Top 9%)2150(Top 15%)2150(Top 97%)
35K21.75 mi0.75 mi2498+512374+502374+502085(Top 8%)1924(Top 13%)1924(Top 87%)
23M23.00 mi1.25 mi2403+952283+912283+911854(Top 7%)1709(Top 12%)1709(Top 77%)
24M24.00 mi1.00 mi2335+682215+682215+681784(Top 7%)1632(Top 11%)1632(Top 74%)
40K24.85 mi0.85 mi2260+752138+772138+771894(Top 7%)1707(Top 12%)1707(Top 77%)
25.2M25.20 mi0.35 mi2241+192118+202118+202228(Top 9%)1952(Top 13%)1952(Top 88%)
Finish26.22 mi1.02 mi2197+442076+422076+422061(Top 8%)1797(Top 12%)1797(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21story building
+97ft-345ft

Overall

3061

Males

2918

M45-49

2918

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

2686

Males

2573

M45-49

2573

10K→15K

6.2 - 9.3 mi

Top 12%
×3story building
+67ft-78ft

Overall

3061

Males

2918

M45-49

2918

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3044

Males

2895

M45-49

2895

20K→Half

12.4 - 13.1 mi

Top 12%
×2story building
+19ft-37ft

Overall

2953

Males

2809

M45-49

2809

Half→25K

13.1 - 15.5 mi

Top 12%
×4story building
+66ft-88ft

Overall

3161

Males

2969

M45-49

2969

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

2892

Males

2695

M45-49

2695

30K→20M

18.6 - 20.0 mi

Top 9%
×5story building
+64ft-50ft

Overall

2193

Males

2059

M45-49

2059

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2340

Males

2150

M45-49

2150

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2085

Males

1924

M45-49

1924

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1854

Males

1709

M45-49

1709

23M→24M

23.0 - 24.0 mi

Top 7%
×6story building
+12ft-82ft

Overall

1784

Males

1632

M45-49

1632

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1894

Males

1707

M45-49

1707

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2228

Males

1952

M45-49

1952

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2061

Males

1797

M45-49

1797

Passing Analysis

Category:
Athletes Passed
1269
Passed By
743
Net Change
+526
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2723
5K → 10K155102+53#2723#2670
10K → 15K64176-112#2670#2782
15K → 20K94132-38#2782#2820
20K → Half2622+4#2820#2816
Half → 25K9679+17#2816#2799
25K → 30K192103+89#2799#2710
30K → 20M11023+87#2710#2623
20M → 21M10329+74#2623#2549
21M → 35K598+51#2549#2498
35K → 23M10914+95#2498#2403
23M → 24M8113+68#2403#2335
24M → 40K9015+75#2335#2260
40K → 25.2M3011+19#2260#2241
25.2M → Finish6016+44#2241#2197
TOTALS1269743+526
📊

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