Seongeun Yu

Bib: 2462M

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 44%
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:17
Rank: #6056
Start5K
6:51/mi
21:17 split
10K· 6.21 mi
42:21
Rank: #5553 (+503)
5K10K
6:47/mi
21:04 split
15K· 9.32 mi
1:03:29
Rank: #5274 (+279)
10K15K
6:48/mi
21:08 split
20K· 12.43 mi
1:25:07
Rank: #5179 (+95)
15K20K
6:58/mi
21:38 split
Half· 13.11 mi
1:29:49
Rank: #5175 (+4)
20KHalf
6:53/mi
4:42 split
25K· 15.53 mi
1:46:50
Rank: #4953 (+222)
Half25K
7:01/mi
17:01 split
30K· 18.64 mi
2:09:39
Rank: #4767 (+186)
25K30K
7:21/mi
22:49 split
20M
2:21:29
Rank: #5104 (-337)
30K20M
8:42/mi
11:50 split
21M
2:32:18
Rank: #5685 (-581)
20M21M
10:49/mi
10:49 split
35K· 21.75 mi
2:44:48
Rank: #7607 (-1922)
21M35K
16:42/mi
12:30 split
23M
3:02:21
Rank: #9613 (-2006)
35K23M
14:01/mi
17:33 split
24M
3:13:21
Rank: #10275 (-662)
23M24M
11:00/mi
11:00 split
40K· 24.85 mi
3:23:20
Rank: #10879 (-604)
24M40K
11:41/mi
9:59 split
25.2M
3:27:40
Rank: #11092 (-213)
40K25.2M
12:34/mi
4:20 split
Finish· 26.22 mi
3:37:20
Rank: #11306 (-214)
25.2MFinish
9:29/mi
9:40 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:49
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time2:07:31
Pace9:44 /mi
📊Positive Split: 42.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2221:176:5121:17
6:51
-
10K
6.21 mi10:44:2642:216:4921:04
6:47
-0:04
15K
9.32 mi11:05:341:03:296:4921:08
6:48
+0:01
20K
12.43 mi11:27:121:25:076:5121:38
6:58
+0:10
Half
13.11 mi11:31:541:29:496:514:42
6:53
-0:05
25K
15.53 mi11:48:551:46:506:5317:01
7:01
+0:08
30K
18.64 mi12:11:442:09:396:5722:49
7:21
+0:20
20M
20.00 mi12:23:342:21:297:0411:50
8:42
+1:21
21M
21.00 mi12:34:232:32:187:1510:49
10:49
+2:07
35K
21.75 mi12:46:532:44:487:3512:30
16:42
+5:53
23M
23.00 mi13:04:263:02:217:5617:33
14:01
-2:41
24M
24.00 mi13:15:263:13:218:0311:00
11:00
-3:01
40K
24.85 mi13:25:253:23:208:119:59
11:41
+0:41
25.2M
25.20 mi13:29:453:27:408:144:20
12:34
+0:53
Finish
26.22 mi13:39:253:37:208:189:40
9:29
-3:05

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

6:47 /mi

Average Pace

8:18 /mi

Slowest Pace

16:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:50

49% of race

Time at Steady Pace

44:19

20% of race

Time at Slower Pace

1:06:11

30% of race

Average Pace: 8:17 /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 mi10:23:2221:176:5121:17
6:51
#6056
10K
6.21 mi10:44:2642:216:4921:04
6:47
#5553
15K
9.32 mi11:05:341:03:296:4921:08
6:48
#5274
20K
12.43 mi11:27:121:25:076:5121:38
6:58
#5179
Half
13.11 mi11:31:541:29:496:514:42
6:53
#5175
25K
15.53 mi11:48:551:46:506:5317:01
7:01
#4953
30K
18.64 mi12:11:442:09:396:5722:49
7:21
#4767
20M
20.00 mi12:23:342:21:297:0411:50
8:42
#5104
21M
21.00 mi12:34:232:32:187:1510:49
10:49
#5685
35K
21.75 mi12:46:532:44:487:3512:30
16:42
#7607
23M
23.00 mi13:04:263:02:217:5617:33
14:01
#9613
24M
24.00 mi13:15:263:13:218:0311:00
11:00
#10275
40K
24.85 mi13:25:253:23:208:119:59
11:41
#10879
25.2M
25.20 mi13:29:453:27:408:144:20
12:34
#11092
Finish
26.22 mi13:39:253:37:208:189:40
9:29
#11306
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6056549354934762(Top 19%)4413(Top 30%)4413(Top 91%)
10K6.21 mi3.10 mi5553+5035082+4115082+4115029(Top 20%)4652(Top 32%)4652(Top 96%)
15K9.32 mi3.11 mi5274+2794868+2144868+2144762(Top 19%)4413(Top 30%)4413(Top 91%)
20K12.43 mi3.11 mi5179+954775+934775+935028(Top 20%)4596(Top 32%)4596(Top 95%)
Half13.11 mi0.68 mi5175+44768+74768+75155(Top 20%)4698(Top 32%)4698(Top 97%)
25K15.53 mi2.42 mi4953+2224558+2104558+2104450(Top 17%)4069(Top 28%)4069(Top 84%)
30K18.64 mi3.11 mi4767+1864377+1814377+1814402(Top 17%)3916(Top 27%)3916(Top 81%)
20M20.00 mi1.36 mi5104-3374622-2454622-24510579(Top 41%)7310(Top 50%)7310(Top 151%)
21M21.00 mi1.00 mi5685-5815009-3875009-38715793(Top 62%)9536(Top 65%)9536(Top 197%)
35K21.75 mi0.75 mi7607-19226239-12306239-123025293(Top 99%)14405(Top 99%)14405(Top 297%)
23M23.00 mi1.25 mi9613-20067255-10167255-101623778(Top 93%)13534(Top 93%)13534(Top 279%)
24M24.00 mi1.00 mi10275-6627536-2817536-28119215(Top 75%)11102(Top 76%)11102(Top 229%)
40K24.85 mi0.85 mi10879-6047788-2527788-25219726(Top 77%)11316(Top 78%)11316(Top 233%)
25.2M25.20 mi0.35 mi11092-2137863-757863-7518633(Top 73%)10753(Top 74%)10753(Top 222%)
Finish26.22 mi1.02 mi11306-2147920-577920-5716442(Top 64%)9670(Top 66%)9670(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

4762

Males

4413

M18-39

4413

5K→10K

3.1 - 6.2 mi

Top 20%
×5story building
+79ft-138ft

Overall

5029

Males

4652

M18-39

4652

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

4762

Males

4413

M18-39

4413

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5028

Males

4596

M18-39

4596

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5155

Males

4698

M18-39

4698

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4450

Males

4069

M18-39

4069

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4402

Males

3916

M18-39

3916

30K→20M

18.6 - 20.0 mi

Top 41%
×5story building
+64ft-50ft

Overall

10579

Males

7310

M18-39

7310

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

15793

Males

9536

M18-39

9536

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

25293

Males

14405

M18-39

14405

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

23778

Males

13534

M18-39

13534

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

19215

Males

11102

M18-39

11102

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

19726

Males

11316

M18-39

11316

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

18633

Males

10753

M18-39

10753

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

16442

Males

9670

M18-39

9670

Passing Analysis

Category:
Athletes Passed
1785
Passed By
7033
Net Change
-5250
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6056
5K10K53027+503#6056#5553
10K15K30526+279#5553#5274
15K20K208113+95#5274#5179
20KHalf3026+4#5179#5175
Half25K28563+222#5175#4953
25K30K27791+186#4953#4767
30K20M29366-337#4767#5104
20M21M10591-581#5104#5685
21M35K61928-1922#5685#7607
35K23M112016-2006#7607#9613
23M24M18679-662#9613#10275
24M40K18622-604#10275#10879
40K25.2M13226-213#10879#11092
25.2MFinish45259-214#11092#11306
TOTALS17857033-5250
📊

Passing Visuals

Category:
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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