Rujun Sun

Bib: 14569M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:32
Rank: #12898
Start5K
23:32 | 7:34/mi
10K· 6.21 mi
47:38
Rank: #13638 (-740)
5K10K
24:06 | 7:45/mi
15K· 9.32 mi
1:12:20
Rank: #14298 (-660)
10K15K
24:42 | 7:57/mi
20K· 12.43 mi
1:36:54
Rank: #14229 (+69)
15K20K
24:34 | 7:54/mi
Half· 13.11 mi
1:42:18
Rank: #14272 (-43)
20KHalf
5:24 | 7:55/mi
25K· 15.53 mi
2:02:10
Rank: #14427 (-155)
Half25K
19:52 | 8:12/mi
30K· 18.64 mi
2:31:06
Rank: #15547 (-1120)
25K30K
28:56 | 9:19/mi
20M
2:52:24
Rank: #18549 (-3002)
30K20M
21:18 | 15:40/mi
21M
3:20:43
Rank: #22434 (-3885)
20M21M
28:19 | 28:19/mi
35K· 21.75 mi
3:32:43
Rank: #23020 (-586)
21M35K
12:00 | 16:02/mi
23M
3:59:07
Rank: #24483 (-1463)
35K23M
26:24 | 21:05/mi
24M
4:12:09
Rank: #24626 (-143)
23M24M
13:02 | 13:02/mi
40K· 24.85 mi
4:22:38
Rank: #24673 (-47)
24M40K
10:29 | 12:16/mi
25.2M
4:27:14
Rank: #24695 (-22)
40K25.2M
4:36 | 13:20/mi
Finish· 26.22 mi
4:38:36
Rank: #24747 (-52)
25.2MFinish
11:22 | 11:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:18
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time2:56:18
Pace13:27 /mi
📊Positive Split: 72.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3523:327:3423:32
7:34
-
10K
6.21 mi11:17:4147:387:4024:06
7:45
+0:11
15K
9.32 mi11:42:231:12:207:4624:42
7:57
+0:12
20K
12.43 mi12:06:571:36:547:4824:34
7:54
-0:03
Half
13.11 mi12:12:211:42:187:485:24
7:55
+0:01
25K
15.53 mi12:32:132:02:107:5219:52
8:12
+0:17
30K
18.64 mi13:01:092:31:068:0628:56
9:19
+1:07
20M
20.00 mi13:22:272:52:248:3721:18
15:40
+6:21
21M
21.00 mi13:50:463:20:439:3328:19
28:19
+12:39
35K
21.75 mi14:02:463:32:439:4712:00
16:02
-12:17
23M
23.00 mi14:29:103:59:0710:2426:24
21:05
+5:03
24M
24.00 mi14:42:124:12:0910:3013:02
13:02
-8:03
40K
24.85 mi14:52:414:22:3810:3410:29
12:16
-0:46
25.2M
25.20 mi14:57:174:27:1410:364:36
13:20
+1:04
Finish
26.22 mi15:08:394:38:3610:3811:22
11:09
-2:11

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

7:34 /mi

Average Pace

10:38 /mi

Slowest Pace

28:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:10

44% of race

Time at Steady Pace

1:08:25

25% of race

Time at Slower Pace

1:28:01

32% of race

Average Pace: 10:38 /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 mi10:53:3523:327:3423:32
7:34
#12898
10K
6.21 mi11:17:4147:387:4024:06
7:45
#13638
15K
9.32 mi11:42:231:12:207:4624:42
7:57
#14298
20K
12.43 mi12:06:571:36:547:4824:34
7:54
#14229
Half
13.11 mi12:12:211:42:187:485:24
7:55
#14272
25K
15.53 mi12:32:132:02:107:5219:52
8:12
#14427
30K
18.64 mi13:01:092:31:068:0628:56
9:19
#15547
20M
20.00 mi13:22:272:52:248:3721:18
15:40
#18549
21M
21.00 mi13:50:463:20:439:3328:19
28:19
#22434
35K
21.75 mi14:02:463:32:439:4712:00
16:02
#23020
23M
23.00 mi14:29:103:59:0710:2426:24
21:05
#24483
24M
24.00 mi14:42:124:12:0910:3013:02
13:02
#24626
40K
24.85 mi14:52:414:22:3810:3410:29
12:16
#24673
25.2M
25.20 mi14:57:174:27:1410:364:36
13:20
#24695
Finish
26.22 mi15:08:394:38:3610:3811:22
11:09
#24747
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi128989605960515658(Top 55%)10672(Top 66%)10672(Top 535%)
10K6.21 mi3.10 mi13638-7409872-2679872-26714401(Top 51%)10176(Top 63%)10176(Top 510%)
15K9.32 mi3.11 mi14298-66010122-25010122-25015658(Top 55%)10672(Top 66%)10672(Top 535%)
20K12.43 mi3.11 mi14229+6910052+7010052+7014153(Top 50%)9942(Top 62%)9942(Top 498%)
Half13.11 mi0.68 mi14272-4310066-1410066-1415210(Top 54%)10456(Top 65%)10456(Top 524%)
25K15.53 mi2.42 mi14427-15510094-2810094-2815278(Top 54%)10356(Top 64%)10356(Top 519%)
30K18.64 mi3.11 mi15547-112010532-43810532-43819169(Top 67%)11913(Top 74%)11913(Top 597%)
20M20.00 mi1.36 mi18549-300211784-125211784-125228088(Top 99%)15917(Top 99%)15917(Top 797%)
21M21.00 mi1.00 mi22434-388513466-168213466-168228400(Top 100%)16102(Top 100%)16102(Top 807%)
35K21.75 mi0.75 mi23020-58613707-24113707-24128250(Top 99%)16006(Top 99%)16006(Top 802%)
23M23.00 mi1.25 mi24483-146314368-66114368-66128378(Top 100%)16086(Top 100%)16086(Top 806%)
24M24.00 mi1.00 mi24626-14314420-5214420-5226894(Top 95%)15241(Top 95%)15241(Top 764%)
40K24.85 mi0.85 mi24673-4714428-814428-825325(Top 89%)14428(Top 90%)14428(Top 723%)
25.2M25.20 mi0.35 mi24695-2214435-714435-725478(Top 90%)14479(Top 90%)14479(Top 725%)
Finish26.22 mi1.02 mi24747-5214448-1314448-1325639(Top 90%)14595(Top 91%)14595(Top 731%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

15658

Males

10672

M50-54

10672

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

14401

Males

10176

M50-54

10176

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

15658

Males

10672

M50-54

10672

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

14153

Males

9942

M50-54

9942

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

15210

Males

10456

M50-54

10456

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

15278

Males

10356

M50-54

10356

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19169

Males

11913

M50-54

11913

30K→20M

18.6 - 20.0 mi

Top 99%
×5stories
+64ft-50ft

Overall

28088

Males

15917

M50-54

15917

20M→21M

20.0 - 21.0 mi

Top 100%
×8stories
+106ft-24ft

Overall

28400

Males

16102

M50-54

16102

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

28250

Males

16006

M50-54

16006

35K→23M

21.8 - 23.0 mi

Top 100%
×5stories
+23ft-63ft

Overall

28378

Males

16086

M50-54

16086

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

26894

Males

15241

M50-54

15241

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25325

Males

14428

M50-54

14428

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25478

Males

14479

M50-54

14479

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

25639

Males

14595

M50-54

14595

Passing Analysis

Category:
Athletes Passed
651
Passed By
12500
Net Change
-11849
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12898
5K10K79819-740#12898#13638
10K15K56716-660#13638#14298
15K20K246177+69#14298#14229
20KHalf1760-43#14229#14272
Half25K123278-155#14272#14427
25K30K561176-1120#14427#15547
30K20M33005-3002#15547#18549
20M21M13886-3885#18549#22434
21M35K4590-586#22434#23020
35K23M31466-1463#23020#24483
23M24M15158-143#24483#24626
24M40K2370-47#24626#24673
40K25.2M628-22#24673#24695
25.2MFinish1971-52#24695#24747
TOTALS65112500-11849
📊

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