David Yim

Bib: 30774M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:52
Rank: #24107
Start5K
31:52 | 10:15/mi
10K· 6.21 mi
1:04:14
Rank: #24350 (-243)
5K10K
32:22 | 10:25/mi
15K· 9.32 mi
1:39:03
Rank: #24852 (-502)
10K15K
34:49 | 11:12/mi
20K· 12.43 mi
2:13:21
Rank: #24821 (+31)
15K20K
34:18 | 11:02/mi
Half· 13.11 mi
2:20:25
Rank: #24779 (+42)
20KHalf
7:04 | 10:21/mi
25K· 15.53 mi
2:48:28
Rank: #24769 (+10)
Half25K
28:03 | 11:34/mi
30K· 18.64 mi
3:23:50
Rank: #24565 (+204)
25K30K
35:22 | 11:23/mi
20M
3:40:22
Rank: #24563 (+2)
30K20M
16:32 | 12:10/mi
21M
3:52:44
Rank: #24489 (+74)
20M21M
12:22 | 12:22/mi
35K· 21.75 mi
4:00:31
Rank: #24415 (+74)
21M35K
7:47 | 10:24/mi
23M
4:14:29
Rank: #24329 (+86)
35K23M
13:58 | 11:09/mi
24M
4:25:07
Rank: #24258 (+71)
23M24M
10:38 | 10:38/mi
40K· 24.85 mi
4:34:32
Rank: #24196 (+62)
24M40K
9:25 | 11:01/mi
25.2M
4:38:49
Rank: #24179 (+17)
40K25.2M
4:17 | 12:25/mi
Finish· 26.22 mi
4:50:39
Rank: #24223 (-44)
25.2MFinish
11:50 | 11:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:25
Pace10:43 /mi
2nd Half
Distance13.11 mi
Time2:30:14
Pace11:28 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:1531:5210:1531:52
10:15
-
10K
6.21 mi12:26:371:04:1410:2032:22
10:25
+0:10
15K
9.32 mi13:01:261:39:0310:3834:49
11:12
+0:47
20K
12.43 mi13:35:442:13:2110:4434:18
11:02
-0:10
Half
13.11 mi13:42:482:20:2510:437:04
10:21
-0:41
25K
15.53 mi14:10:512:48:2810:5128:03
11:34
+1:13
30K
18.64 mi14:46:133:23:5010:5635:22
11:23
-0:11
20M
20.00 mi15:02:453:40:2211:0116:32
12:10
+0:47
21M
21.00 mi15:15:073:52:4411:0512:22
12:22
+0:12
35K
21.75 mi15:22:544:00:3111:047:47
10:24
-1:58
23M
23.00 mi15:36:524:14:2911:0413:58
11:09
+0:45
24M
24.00 mi15:47:304:25:0711:0310:38
10:38
-0:31
40K
24.85 mi15:56:554:34:3211:039:25
11:01
+0:23
25.2M
25.20 mi16:01:124:38:4911:044:17
12:25
+1:24
Finish
26.22 mi16:13:024:50:3911:0611:50
11:37
-0:48

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

10:15 /mi

Average Pace

11:06 /mi

Slowest Pace

12:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:43

31% of race

Time at Steady Pace

2:07:52

44% of race

Time at Slower Pace

1:13:04

25% of race

Average Pace: 11:05 /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 mi11:54:1531:5210:1531:52
10:15
#24107
10K
6.21 mi12:26:371:04:1410:2032:22
10:25
#24350
15K
9.32 mi13:01:261:39:0310:3834:49
11:12
#24852
20K
12.43 mi13:35:442:13:2110:4434:18
11:02
#24821
Half
13.11 mi13:42:482:20:2510:437:04
10:21
#24779
25K
15.53 mi14:10:512:48:2810:5128:03
11:34
#24769
30K
18.64 mi14:46:133:23:5010:5635:22
11:23
#24565
20M
20.00 mi15:02:453:40:2211:0116:32
12:10
#24563
21M
21.00 mi15:15:073:52:4411:0512:22
12:22
#24489
35K
21.75 mi15:22:544:00:3111:047:47
10:24
#24415
23M
23.00 mi15:36:524:14:2911:0413:58
11:09
#24329
24M
24.00 mi15:47:304:25:0711:0310:38
10:38
#24258
40K
24.85 mi15:56:554:34:3211:039:25
11:01
#24196
25.2M
25.20 mi16:01:124:38:4911:044:17
12:25
#24179
Finish
26.22 mi16:13:024:50:3911:0611:50
11:37
#24223
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24107141441414425424(Top 95%)14704(Top 97%)14704(Top 653%)
10K6.21 mi3.10 mi24350-24314252-10814252-10824528(Top 92%)14325(Top 94%)14325(Top 636%)
15K9.32 mi3.11 mi24852-50214468-21614468-21625424(Top 95%)14704(Top 97%)14704(Top 653%)
20K12.43 mi3.11 mi24821+3114448+2014448+2024676(Top 93%)14358(Top 95%)14358(Top 638%)
Half13.11 mi0.68 mi24779+4214422+2614422+2623926(Top 90%)14034(Top 92%)14034(Top 623%)
25K15.53 mi2.42 mi24769+1014407+1514407+1524760(Top 93%)14359(Top 95%)14359(Top 638%)
30K18.64 mi3.11 mi24565+20414304+10314304+10323697(Top 89%)13842(Top 91%)13842(Top 615%)
20M20.00 mi1.36 mi24563+214296+814296+824399(Top 92%)14092(Top 93%)14092(Top 626%)
21M21.00 mi1.00 mi24489+7414257+3914257+3923282(Top 87%)13567(Top 89%)13567(Top 602%)
35K21.75 mi0.75 mi24415+7414214+4314214+4322198(Top 83%)13020(Top 86%)13020(Top 578%)
23M23.00 mi1.25 mi24329+8614163+5114163+5122649(Top 85%)13227(Top 87%)13227(Top 587%)
24M24.00 mi1.00 mi24258+7114123+4014123+4022303(Top 84%)13025(Top 86%)13025(Top 578%)
40K24.85 mi0.85 mi24196+6214090+3314090+3322392(Top 84%)13033(Top 86%)13033(Top 579%)
25.2M25.20 mi0.35 mi24179+1714077+1314077+1323157(Top 87%)13397(Top 88%)13397(Top 595%)
Finish26.22 mi1.02 mi24223-4414096-1914096-1924820(Top 93%)14226(Top 94%)14226(Top 632%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21stories
+97ft-345ft

Overall

25424

Males

14704

M45-49

14704

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

24528

Males

14325

M45-49

14325

10K→15K

6.2 - 9.3 mi

Top 95%
×3stories
+67ft-78ft

Overall

25424

Males

14704

M45-49

14704

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24676

Males

14358

M45-49

14358

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23926

Males

14034

M45-49

14034

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24760

Males

14359

M45-49

14359

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23697

Males

13842

M45-49

13842

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

24399

Males

14092

M45-49

14092

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23282

Males

13567

M45-49

13567

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

22198

Males

13020

M45-49

13020

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

22649

Males

13227

M45-49

13227

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

22303

Males

13025

M45-49

13025

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22392

Males

13033

M45-49

13033

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23157

Males

13397

M45-49

13397

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2stories
+22ft-21ft

Overall

24820

Males

14226

M45-49

14226

Passing Analysis

Category:
Athletes Passed
1061
Passed By
1177
Net Change
-116
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24107
5K10K102345-243#24107#24350
10K15K24526-502#24350#24852
15K20K11887+31#24852#24821
20KHalf464+42#24821#24779
Half25K7767+10#24779#24769
25K30K21814+204#24769#24565
30K20M5048+2#24565#24563
20M21M8713+74#24563#24489
21M35K773+74#24489#24415
35K23M893+86#24415#24329
23M24M743+71#24329#24258
24M40K642+62#24258#24196
40K25.2M258+17#24196#24179
25.2MFinish1054-44#24179#24223
TOTALS10611177-116
📊

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