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BOSTON MARATHON 2024

Siguang Xu

Bib: 18003•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:15
Rank: #13124
Start → 5K
24:15 | 7:48/mi
10K· 6.21 mi
48:29
Rank: #12898 (+226)
5K → 10K
24:14 | 7:48/mi
15K· 9.32 mi
1:12:59
Rank: #12774 (+124)
10K → 15K
24:30 | 7:53/mi
20K· 12.43 mi
1:38:18
Rank: #12717 (+57)
15K → 20K
25:19 | 8:09/mi
Half· 13.11 mi
1:43:43
Rank: #12684 (+33)
20K → Half
5:25 | 7:56/mi
25K· 15.53 mi
2:04:10
Rank: #12652 (+32)
Half → 25K
20:27 | 8:26/mi
30K· 18.64 mi
2:33:32
Rank: #13198 (-546)
25K → 30K
29:22 | 9:27/mi
20M
2:46:08
Rank: #13172 (+26)
30K → 20M
12:36 | 9:16/mi
21M
2:56:23
Rank: #13214 (-42)
20M → 21M
10:15 | 10:15/mi
35K· 21.75 mi
3:03:31
Rank: #13311 (-97)
21M → 35K
7:08 | 9:32/mi
23M
3:15:33
Rank: #13365 (-54)
35K → 23M
12:02 | 9:37/mi
24M
3:24:18
Rank: #13212 (+153)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:33:11
Rank: #13358 (-146)
24M → 40K
8:53 | 10:23/mi
25.2M
3:36:34
Rank: #13288 (+70)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:45:21
Rank: #13230 (+58)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:43
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time2:01:38
Pace9:17 /mi
📊Positive Split: 17.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:4024:157:4824:15
7:48
-
10K
6.21 mi11:40:5448:297:4824:14
7:48
0:00
15K
9.32 mi12:05:241:12:597:5024:30
7:53
+0:05
20K
12.43 mi12:30:431:38:187:5525:19
8:09
+0:16
Half
13.11 mi12:36:081:43:437:555:25
7:56
-0:13
25K
15.53 mi12:56:352:04:108:0020:27
8:26
+0:30
30K
18.64 mi13:25:572:33:328:1429:22
9:27
+1:01
20M
20.00 mi13:38:332:46:088:1812:36
9:16
-0:11
21M
21.00 mi13:48:482:56:238:2410:15
10:15
+0:59
35K
21.75 mi13:55:563:03:318:267:08
9:32
-0:43
23M
23.00 mi14:07:583:15:338:3012:02
9:37
+0:05
24M
24.00 mi14:16:433:24:188:318:45
8:45
-0:52
40K
24.85 mi14:25:363:33:118:358:53
10:23
+1:38
25.2M
25.20 mi14:28:593:36:348:363:23
9:49
-0:34
Finish
26.22 mi14:37:463:45:218:368:47
8:37
-1:12

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

7:48 /mi

Average Pace

8:36 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:43

46% of race

Time at Steady Pace

37:59

17% of race

Time at Slower Pace

1:23:39

37% of race

Average Pace: 8:36 /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 mi11:16:4024:157:4824:15
7:48
#13124
10K
6.21 mi11:40:5448:297:4824:14
7:48
#12898
15K
9.32 mi12:05:241:12:597:5024:30
7:53
#12774
20K
12.43 mi12:30:431:38:187:5525:19
8:09
#12717
Half
13.11 mi12:36:081:43:437:555:25
7:56
#12684
25K
15.53 mi12:56:352:04:108:0020:27
8:26
#12652
30K
18.64 mi13:25:572:33:328:1429:22
9:27
#13198
20M
20.00 mi13:38:332:46:088:1812:36
9:16
#13172
21M
21.00 mi13:48:482:56:238:2410:15
10:15
#13214
35K
21.75 mi13:55:563:03:318:267:08
9:32
#13311
23M
23.00 mi14:07:583:15:338:3012:02
9:37
#13365
24M
24.00 mi14:16:433:24:188:318:45
8:45
#13212
40K
24.85 mi14:25:363:33:118:358:53
10:23
#13358
25.2M
25.20 mi14:28:593:36:348:363:23
9:49
#13288
Finish
26.22 mi14:37:463:45:218:368:47
8:37
#13230
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi131249302930212561(Top 49%)8987(Top 62%)8987(Top 766%)
10K6.21 mi3.10 mi12898+2269195+1079195+10712643(Top 49%)9059(Top 62%)9059(Top 772%)
15K9.32 mi3.11 mi12774+1249117+789117+7812561(Top 49%)8987(Top 62%)8987(Top 766%)
20K12.43 mi3.11 mi12717+579078+399078+3912819(Top 50%)9041(Top 62%)9041(Top 771%)
Half13.11 mi0.68 mi12684+339050+289050+2812280(Top 48%)8781(Top 60%)8781(Top 749%)
25K15.53 mi2.42 mi12652+329001+499001+4912701(Top 50%)8789(Top 60%)8789(Top 749%)
30K18.64 mi3.11 mi13198-5469148-1479148-14715263(Top 60%)9673(Top 66%)9673(Top 825%)
20M20.00 mi1.36 mi13172+269061+879061+8713485(Top 53%)8618(Top 59%)8618(Top 735%)
21M21.00 mi1.00 mi13214-429023+389023+3813910(Top 54%)8609(Top 59%)8609(Top 734%)
35K21.75 mi0.75 mi13311-979039-169039-1615591(Top 61%)9418(Top 65%)9418(Top 803%)
23M23.00 mi1.25 mi13365-549002+379002+3713953(Top 55%)8528(Top 58%)8528(Top 727%)
24M24.00 mi1.00 mi13212+1538884+1188884+11810837(Top 42%)6971(Top 48%)6971(Top 594%)
40K24.85 mi0.85 mi13358-1468913-298913-2916328(Top 64%)9624(Top 66%)9624(Top 820%)
25.2M25.20 mi0.35 mi13288+708867+468867+4610124(Top 40%)6431(Top 44%)6431(Top 548%)
Finish26.22 mi1.02 mi13230+588807+608807+6012178(Top 48%)7604(Top 52%)7604(Top 648%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

12561

Males

8987

M60-64

8987

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

12643

Males

9059

M60-64

9059

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

12561

Males

8987

M60-64

8987

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

12819

Males

9041

M60-64

9041

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12280

Males

8781

M60-64

8781

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

12701

Males

8789

M60-64

8789

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15263

Males

9673

M60-64

9673

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

13485

Males

8618

M60-64

8618

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

13910

Males

8609

M60-64

8609

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

15591

Males

9418

M60-64

9418

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

13953

Males

8528

M60-64

8528

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

10837

Males

6971

M60-64

6971

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16328

Males

9624

M60-64

9624

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10124

Males

6431

M60-64

6431

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12178

Males

7604

M60-64

7604

Passing Analysis

Category:
Athletes Passed
2318
Passed By
2424
Net Change
-106
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13124
5K → 10K420194+226#13124#12898
10K → 15K276152+124#12898#12774
15K → 20K287230+57#12774#12717
20K → Half6128+33#12717#12684
Half → 25K267235+32#12684#12652
25K → 30K128674-546#12652#13198
30K → 20M167141+26#13198#13172
20M → 21M117159-42#13172#13214
21M → 35K54151-97#13214#13311
35K → 23M113167-54#13311#13365
23M → 24M18835+153#13365#13212
24M → 40K54200-146#13212#13358
40K → 25.2M8313+70#13358#13288
25.2M → Finish10345+58#13288#13230
TOTALS23182424-106
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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