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BOSTON MARATHON 2024

Ansui Xu

Bib: 20609•M

IN

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
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:28
Rank: #13680
Start → 5K
24:28 | 7:53/mi
10K· 6.21 mi
49:37
Rank: #14293 (-613)
5K → 10K
25:09 | 8:06/mi
15K· 9.32 mi
1:15:23
Rank: #14625 (-332)
10K → 15K
25:46 | 8:18/mi
20K· 12.43 mi
1:42:34
Rank: #15045 (-420)
15K → 20K
27:11 | 8:45/mi
Half· 13.11 mi
1:48:42
Rank: #15203 (-158)
20K → Half
6:08 | 8:59/mi
25K· 15.53 mi
2:11:13
Rank: #15478 (-275)
Half → 25K
22:31 | 9:17/mi
30K· 18.64 mi
2:43:11
Rank: #16172 (-694)
25K → 30K
31:58 | 10:17/mi
20M
3:07:42
Rank: #18624 (-2452)
30K → 20M
24:31 | 18:02/mi
21M
3:22:51
Rank: #19120 (-496)
20M → 21M
15:09 | 15:09/mi
35K· 21.75 mi
3:30:13
Rank: #18999 (+121)
21M → 35K
7:22 | 9:51/mi
23M
3:42:38
Rank: #18752 (+247)
35K → 23M
12:25 | 9:55/mi
24M
3:52:08
Rank: #18570 (+182)
23M → 24M
9:30 | 9:30/mi
40K· 24.85 mi
4:01:09
Rank: #18490 (+80)
24M → 40K
9:01 | 10:33/mi
25.2M
4:09:11
Rank: #18928 (-438)
40K → 25.2M
8:02 | 23:18/mi
Finish· 26.22 mi
4:20:32
Rank: #19029 (-101)
25.2M → Finish
11:21 | 11:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:42
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:31:50
Pace11:35 /mi
📊Positive Split: 39.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:3424:287:5324:28
7:53
-
10K
6.21 mi11:44:4349:377:5925:09
8:06
+0:13
15K
9.32 mi12:10:291:15:238:0525:46
8:18
+0:12
20K
12.43 mi12:37:401:42:348:1527:11
8:45
+0:27
Half
13.11 mi12:43:481:48:428:176:08
8:59
+0:14
25K
15.53 mi13:06:192:11:138:2722:31
9:17
+0:18
30K
18.64 mi13:38:172:43:118:4531:58
10:17
+1:00
20M
20.00 mi14:02:483:07:429:2324:31
18:02
+7:45
21M
21.00 mi14:17:573:22:519:4015:09
15:09
-2:53
35K
21.75 mi14:25:193:30:139:407:22
9:51
-5:18
23M
23.00 mi14:37:443:42:389:4112:25
9:55
+0:04
24M
24.00 mi14:47:143:52:089:409:30
9:30
-0:25
40K
24.85 mi14:56:154:01:099:429:01
10:33
+1:03
25.2M
25.20 mi15:04:174:09:119:538:02
23:18
+12:45
Finish
26.22 mi15:15:384:20:329:5711:21
11:08
-12:10

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

7:53 /mi

Average Pace

9:57 /mi

Slowest Pace

23:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:32:50

82% of race

Time at Slower Pace

47:42

18% of race

Average Pace: 9:56 /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 mi11:19:3424:287:5324:28
7:53
#13680
10K
6.21 mi11:44:4349:377:5925:09
8:06
#14293
15K
9.32 mi12:10:291:15:238:0525:46
8:18
#14625
20K
12.43 mi12:37:401:42:348:1527:11
8:45
#15045
Half
13.11 mi12:43:481:48:428:176:08
8:59
#15203
25K
15.53 mi13:06:192:11:138:2722:31
9:17
#15478
30K
18.64 mi13:38:172:43:118:4531:58
10:17
#16172
20M
20.00 mi14:02:483:07:429:2324:31
18:02
#18624
21M
21.00 mi14:17:573:22:519:4015:09
15:09
#19120
35K
21.75 mi14:25:193:30:139:407:22
9:51
#18999
23M
23.00 mi14:37:443:42:389:4112:25
9:55
#18752
24M
24.00 mi14:47:143:52:089:409:30
9:30
#18570
40K
24.85 mi14:56:154:01:099:429:01
10:33
#18490
25.2M
25.20 mi15:04:174:09:119:538:02
23:18
#18928
Finish
26.22 mi15:15:384:20:329:5711:21
11:08
#19029
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi136809544954415232(Top 60%)10093(Top 69%)10093(Top 860%)
10K6.21 mi3.10 mi14293-6139751-2079751-20714829(Top 58%)9967(Top 68%)9967(Top 850%)
15K9.32 mi3.11 mi14625-3329874-1239874-12315232(Top 60%)10093(Top 69%)10093(Top 860%)
20K12.43 mi3.11 mi15045-42010040-16610040-16616098(Top 63%)10417(Top 71%)10417(Top 888%)
Half13.11 mi0.68 mi15203-15810090-5010090-5018200(Top 71%)11276(Top 77%)11276(Top 961%)
25K15.53 mi2.42 mi15478-27510155-6510155-6516751(Top 66%)10594(Top 73%)10594(Top 903%)
30K18.64 mi3.11 mi16172-69410362-20710362-20718218(Top 71%)11025(Top 76%)11025(Top 940%)
20M20.00 mi1.36 mi18624-245211390-102811390-102825444(Top 100%)14514(Top 100%)14514(Top 1237%)
21M21.00 mi1.00 mi19120-49611590-20011590-20023720(Top 93%)13536(Top 93%)13536(Top 1154%)
35K21.75 mi0.75 mi18999+12111521+6911521+6916668(Top 65%)9949(Top 68%)9949(Top 848%)
23M23.00 mi1.25 mi18752+24711384+13711384+13715190(Top 59%)9145(Top 63%)9145(Top 780%)
24M24.00 mi1.00 mi18570+18211273+11111273+11114469(Top 57%)8756(Top 60%)8756(Top 746%)
40K24.85 mi0.85 mi18490+8011224+4911224+4916811(Top 66%)9860(Top 68%)9860(Top 841%)
25.2M25.20 mi0.35 mi18928-43811422-19811422-19825499(Top 100%)14543(Top 100%)14543(Top 1240%)
Finish26.22 mi1.02 mi19029-10111454-3211454-3221682(Top 85%)12333(Top 85%)12333(Top 1051%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15232

Males

10093

M60-64

10093

5K→10K

3.1 - 6.2 mi

Top 58%
×5stories
+79ft-138ft

Overall

14829

Males

9967

M60-64

9967

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15232

Males

10093

M60-64

10093

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16098

Males

10417

M60-64

10417

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18200

Males

11276

M60-64

11276

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

16751

Males

10594

M60-64

10594

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

18218

Males

11025

M60-64

11025

30K→20M

18.6 - 20.0 mi

Top 100%
×5stories
+64ft-50ft

Overall

25444

Males

14514

M60-64

14514

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

23720

Males

13536

M60-64

13536

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

16668

Males

9949

M60-64

9949

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15190

Males

9145

M60-64

9145

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

14469

Males

8756

M60-64

8756

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

16811

Males

9860

M60-64

9860

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

25499

Males

14543

M60-64

14543

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

21682

Males

12333

M60-64

12333

Passing Analysis

Category:
Athletes Passed
1331
Passed By
6680
Net Change
-5349
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13680
5K → 10K124737-613#13680#14293
10K → 15K138470-332#14293#14625
15K → 20K117537-420#14625#15045
20K → Half9167-158#15045#15203
Half → 25K132407-275#15203#15478
25K → 30K90784-694#15478#16172
30K → 20M32455-2452#16172#18624
20M → 21M17513-496#18624#19120
21M → 35K1276+121#19120#18999
35K → 23M2536+247#18999#18752
23M → 24M1831+182#18752#18570
24M → 40K10424+80#18570#18490
40K → 25.2M1439-438#18490#18928
25.2M → Finish33134-101#18928#19029
TOTALS13316680-5349
📊

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