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BOSTON MARATHON 2023

Juin Keat Yuen

Bib: 31310•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:18
Rank: #17302
Start → 5K
26:18 | 8:28/mi
10K· 6.21 mi
50:49
Rank: #15659 (+1643)
5K → 10K
24:31 | 7:53/mi
15K· 9.32 mi
1:15:24
Rank: #15042 (+617)
10K → 15K
24:35 | 7:55/mi
20K· 12.43 mi
1:40:14
Rank: #14606 (+436)
15K → 20K
24:50 | 8:00/mi
Half· 13.11 mi
1:45:40
Rank: #14582 (+24)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:05:19
Rank: #14404 (+178)
Half → 25K
19:39 | 8:06/mi
30K· 18.64 mi
2:32:34
Rank: #14687 (-283)
25K → 30K
27:15 | 8:46/mi
20M
2:44:06
Rank: #14589 (+98)
30K → 20M
11:32 | 8:29/mi
21M
2:54:19
Rank: #14897 (-308)
20M → 21M
10:13 | 10:13/mi
35K· 21.75 mi
3:00:52
Rank: #14959 (-62)
21M → 35K
6:33 | 8:45/mi
23M
3:11:30
Rank: #14835 (+124)
35K → 23M
10:38 | 8:30/mi
24M
3:20:13
Rank: #14856 (-21)
23M → 24M
8:43 | 8:43/mi
40K· 24.85 mi
3:27:53
Rank: #14872 (-16)
24M → 40K
7:40 | 8:58/mi
25.2M
3:31:19
Rank: #14909 (-37)
40K → 25.2M
3:26 | 9:57/mi
Finish· 26.22 mi
3:39:28
Rank: #14805 (+104)
25.2M → Finish
8:09 | 8:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:40
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time1:53:48
Pace8:41 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:2626:188:2826:18
8:28
-
10K
6.21 mi12:10:5750:498:1124:31
7:53
-0:35
15K
9.32 mi12:35:321:15:248:0524:35
7:55
+0:02
20K
12.43 mi13:00:221:40:148:0424:50
8:00
+0:05
Half
13.11 mi13:05:481:45:408:045:26
7:58
-0:02
25K
15.53 mi13:25:272:05:198:0419:39
8:06
+0:08
30K
18.64 mi13:52:422:32:348:1127:15
8:46
+0:40
20M
20.00 mi14:04:142:44:068:1211:32
8:29
-0:17
21M
21.00 mi14:14:272:54:198:1810:13
10:13
+1:44
35K
21.75 mi14:21:003:00:528:196:33
8:45
-1:28
23M
23.00 mi14:31:383:11:308:2010:38
8:30
-0:15
24M
24.00 mi14:40:213:20:138:218:43
8:43
+0:13
40K
24.85 mi14:48:013:27:538:227:40
8:58
+0:15
25.2M
25.20 mi14:51:273:31:198:233:26
9:57
+0:59
Finish
26.22 mi14:59:363:39:288:238:09
8:00
-1:57

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

8:23 /mi

Slowest Pace

10:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:10

49% of race

Time at Steady Pace

1:30:59

41% of race

Time at Slower Pace

21:19

10% of race

Average Pace: 8:22 /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 mi11:46:2626:188:2826:18
8:28
#17302
10K
6.21 mi12:10:5750:498:1124:31
7:53
#15659
15K
9.32 mi12:35:321:15:248:0524:35
7:55
#15042
20K
12.43 mi13:00:221:40:148:0424:50
8:00
#14606
Half
13.11 mi13:05:481:45:408:045:26
7:58
#14582
25K
15.53 mi13:25:272:05:198:0419:39
8:06
#14404
30K
18.64 mi13:52:422:32:348:1127:15
8:46
#14687
20M
20.00 mi14:04:142:44:068:1211:32
8:29
#14589
21M
21.00 mi14:14:272:54:198:1810:13
10:13
#14897
35K
21.75 mi14:21:003:00:528:196:33
8:45
#14959
23M
23.00 mi14:31:383:11:308:2010:38
8:30
#14835
24M
24.00 mi14:40:213:20:138:218:43
8:43
#14856
40K
24.85 mi14:48:013:27:538:227:40
8:58
#14872
25.2M
25.20 mi14:51:273:31:198:233:26
9:57
#14909
Finish
26.22 mi14:59:363:39:288:238:09
8:00
#14805
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17302111511115113670(Top 51%)9775(Top 64%)9775(Top 185%)
10K6.21 mi3.10 mi15659+164310572+57910572+57913898(Top 52%)9901(Top 65%)9901(Top 187%)
15K9.32 mi3.11 mi15042+61710331+24110331+24113670(Top 51%)9775(Top 64%)9775(Top 185%)
20K12.43 mi3.11 mi14606+43610152+17910152+17913357(Top 50%)9608(Top 63%)9608(Top 182%)
Half13.11 mi0.68 mi14582+2410147+510147+514042(Top 53%)9925(Top 65%)9925(Top 188%)
25K15.53 mi2.42 mi14404+17810038+10910038+10913530(Top 51%)9580(Top 63%)9580(Top 181%)
30K18.64 mi3.11 mi14687-28310126-8810126-8815872(Top 60%)10422(Top 69%)10422(Top 197%)
20M20.00 mi1.36 mi14589+9810050+7610050+7613544(Top 51%)9386(Top 62%)9386(Top 178%)
21M21.00 mi1.00 mi14897-30810150-10010150-10018749(Top 70%)11530(Top 76%)11530(Top 218%)
35K21.75 mi0.75 mi14959-6210152-210152-216665(Top 63%)10551(Top 70%)10551(Top 200%)
23M23.00 mi1.25 mi14835+12410079+7310079+7313160(Top 49%)8993(Top 59%)8993(Top 170%)
24M24.00 mi1.00 mi14856-2110073+610073+615731(Top 59%)10054(Top 66%)10054(Top 190%)
40K24.85 mi0.85 mi14872-1610048+2510048+2515939(Top 60%)10100(Top 67%)10100(Top 191%)
25.2M25.20 mi0.35 mi14909-3710059-1110059-1117141(Top 64%)10610(Top 70%)10610(Top 201%)
Finish26.22 mi1.02 mi14805+1049995+649995+6412113(Top 45%)8348(Top 55%)8348(Top 158%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

13670

Males

9775

M18-39

9775

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13898

Males

9901

M18-39

9901

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

13670

Males

9775

M18-39

9775

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13357

Males

9608

M18-39

9608

20K→Half

12.4 - 13.1 mi

Top 53%
×2stories
+19ft-37ft

Overall

14042

Males

9925

M18-39

9925

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13530

Males

9580

M18-39

9580

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15872

Males

10422

M18-39

10422

30K→20M

18.6 - 20.0 mi

Top 51%
×5stories
+64ft-50ft

Overall

13544

Males

9386

M18-39

9386

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18749

Males

11530

M18-39

11530

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16665

Males

10551

M18-39

10551

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13160

Males

8993

M18-39

8993

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15731

Males

10054

M18-39

10054

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

15939

Males

10100

M18-39

10100

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17141

Males

10610

M18-39

10610

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12113

Males

8348

M18-39

8348

Passing Analysis

Category:
Athletes Passed
3751
Passed By
1254
Net Change
+2497
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17302
5K → 10K167936+1643#17302#15659
10K → 15K63720+617#15659#15042
15K → 20K46529+436#15042#14606
20K → Half4622+24#14606#14582
Half → 25K23557+178#14582#14404
25K → 30K89372-283#14404#14687
30K → 20M13739+98#14687#14589
20M → 21M20328-308#14589#14897
21M → 35K3395-62#14897#14959
35K → 23M15632+124#14959#14835
23M → 24M5374-21#14835#14856
24M → 40K5470-16#14856#14872
40K → 25.2M1855-37#14872#14909
25.2M → Finish12925+104#14909#14805
TOTALS37511254+2497
📊

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