Youjung Ahn

Bib: 19249F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:25
Rank: #21647
Start5K
29:25 | 9:28/mi
10K· 6.21 mi
58:57
Rank: #21508 (+139)
5K10K
29:32 | 9:30/mi
15K· 9.32 mi
1:34:02
Rank: #22685 (-1177)
10K15K
35:05 | 11:18/mi
20K· 12.43 mi
2:13:22
Rank: #23487 (-802)
15K20K
39:20 | 12:40/mi
Half· 13.11 mi
2:23:19
Rank: #23824 (-337)
20KHalf
9:57 | 14:35/mi
25K· 15.53 mi
2:53:29
Rank: #23811 (+13)
Half25K
30:10 | 12:27/mi
30K· 18.64 mi
3:45:43
Rank: #24418 (-607)
25K30K
52:14 | 16:49/mi
20M
4:14:24
Rank: #24860 (-442)
30K20M
28:41 | 21:06/mi
21M
4:28:32
Rank: #24800 (+60)
20M21M
14:08 | 14:08/mi
35K· 21.75 mi
4:39:12
Rank: #24800
21M35K
10:40 | 14:15/mi
23M
4:54:59
Rank: #24722 (+78)
35K23M
15:47 | 12:36/mi
24M
5:05:53
Rank: #24585 (+137)
23M24M
10:54 | 10:54/mi
40K· 24.85 mi
5:15:34
Rank: #24465 (+120)
24M40K
9:41 | 11:20/mi
25.2M
5:20:01
Rank: #24424 (+41)
40K25.2M
4:27 | 12:54/mi
Finish· 26.22 mi
5:30:07
Rank: #24309 (+115)
25.2MFinish
10:06 | 9:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:19
Pace10:56 /mi
2nd Half
Distance13.11 mi
Time3:06:48
Pace14:15 /mi
📊Positive Split: 30.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:1629:259:2829:25
9:28
-
10K
6.21 mi11:58:4858:579:2929:32
9:30
+0:02
15K
9.32 mi12:33:531:34:0210:0535:05
11:18
+1:48
20K
12.43 mi13:13:132:13:2210:4439:20
12:40
+1:22
Half
13.11 mi13:23:102:23:1910:569:57
14:35
+1:55
25K
15.53 mi13:53:202:53:2911:1030:10
12:27
-2:08
30K
18.64 mi14:45:343:45:4312:0752:14
16:49
+4:22
20M
20.00 mi15:14:154:14:2412:4328:41
21:06
+4:17
21M
21.00 mi15:28:234:28:3212:4714:08
14:08
-6:58
35K
21.75 mi15:39:034:39:1212:5010:40
14:15
+0:07
23M
23.00 mi15:54:504:54:5912:5015:47
12:36
-1:39
24M
24.00 mi16:05:445:05:5312:4510:54
10:54
-1:42
40K
24.85 mi16:15:255:15:3412:429:41
11:20
+0:26
25.2M
25.20 mi16:19:525:20:0112:424:27
12:54
+1:34
Finish
26.22 mi16:29:585:30:0712:3610:06
9:55
-2:59

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

9:28 /mi

Average Pace

12:36 /mi

Slowest Pace

21:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:57

24% of race

Time at Steady Pace

2:14:30

41% of race

Time at Slower Pace

1:55:40

35% of race

Average Pace: 12:35 /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 mi11:29:1629:259:2829:25
9:28
#21647
10K
6.21 mi11:58:4858:579:2929:32
9:30
#21508
15K
9.32 mi12:33:531:34:0210:0535:05
11:18
#22685
20K
12.43 mi13:13:132:13:2210:4439:20
12:40
#23487
Half
13.11 mi13:23:102:23:1910:569:57
14:35
#23824
25K
15.53 mi13:53:202:53:2911:1030:10
12:27
#23811
30K
18.64 mi14:45:343:45:4312:0752:14
16:49
#24418
20M
20.00 mi15:14:154:14:2412:4328:41
21:06
#24860
21M
21.00 mi15:28:234:28:3212:4714:08
14:08
#24800
35K
21.75 mi15:39:034:39:1212:5010:40
14:15
#24800
23M
23.00 mi15:54:504:54:5912:5015:47
12:36
#24722
24M
24.00 mi16:05:445:05:5312:4510:54
10:54
#24585
40K
24.85 mi16:15:255:15:3412:429:41
11:20
#24465
25.2M
25.20 mi16:19:525:20:0112:424:27
12:54
#24424
Finish
26.22 mi16:29:585:30:0712:3610:06
9:55
#24309
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi216478737873724065(Top 94%)10007(Top 92%)10007(Top 620%)
10K6.21 mi3.10 mi21508+1398652+858652+8521398(Top 84%)8592(Top 79%)8592(Top 533%)
15K9.32 mi3.11 mi22685-11779240-5889240-58824065(Top 94%)10007(Top 92%)10007(Top 620%)
20K12.43 mi3.11 mi23487-8029691-4519691-45124610(Top 96%)10362(Top 95%)10362(Top 642%)
Half13.11 mi0.68 mi23824-3379865-1749865-17425481(Top 100%)10896(Top 100%)10896(Top 676%)
25K15.53 mi2.42 mi23811+139879-149879-1423675(Top 93%)9900(Top 91%)9900(Top 614%)
30K18.64 mi3.11 mi24418-60710244-36510244-36525441(Top 100%)10873(Top 100%)10873(Top 674%)
20M20.00 mi1.36 mi24860-44210520-27610520-27625514(Top 100%)10911(Top 100%)10911(Top 676%)
21M21.00 mi1.00 mi24800+6010489+3110489+3122511(Top 88%)9550(Top 87%)9550(Top 592%)
35K21.75 mi0.75 mi2480010497-810497-824485(Top 96%)10520(Top 96%)10520(Top 652%)
23M23.00 mi1.25 mi24722+7810465+3210465+3221901(Top 86%)9322(Top 85%)9322(Top 578%)
24M24.00 mi1.00 mi24585+13710393+7210393+7218990(Top 74%)7961(Top 73%)7961(Top 494%)
40K24.85 mi0.85 mi24465+12010328+6510328+6518938(Top 74%)7986(Top 73%)7986(Top 495%)
25.2M25.20 mi0.35 mi24424+4110306+2210306+2219528(Top 76%)8303(Top 76%)8303(Top 515%)
Finish26.22 mi1.02 mi24309+11510253+5310253+5318125(Top 71%)7578(Top 69%)7578(Top 470%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

24065

Females

10007

F40-44

10007

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

21398

Females

8592

F40-44

8592

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

24065

Females

10007

F40-44

10007

15K→20K

9.3 - 12.4 mi

Top 96%
×5stories
+106ft-86ft

Overall

24610

Females

10362

F40-44

10362

20K→Half

12.4 - 13.1 mi

Top 100%
×2stories
+19ft-37ft

Overall

25481

Females

10896

F40-44

10896

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

23675

Females

9900

F40-44

9900

25K→30K

15.5 - 18.6 mi

Top 100%
×9stories
+181ft-148ft

Overall

25441

Females

10873

F40-44

10873

30K→20M

18.6 - 20.0 mi

Top 100%
×5stories
+64ft-50ft

Overall

25514

Females

10911

F40-44

10911

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

22511

Females

9550

F40-44

9550

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

24485

Females

10520

F40-44

10520

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

21901

Females

9322

F40-44

9322

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

18990

Females

7961

F40-44

7961

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

18938

Females

7986

F40-44

7986

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19528

Females

8303

F40-44

8303

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18125

Females

7578

F40-44

7578

Passing Analysis

Category:
Athletes Passed
1037
Passed By
3699
Net Change
-2662
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21647
5K10K315176+139#21647#21508
10K15K121189-1177#21508#22685
15K20K18820-802#22685#23487
20KHalf2339-337#23487#23824
Half25K9784+13#23824#23811
25K30K11618-607#23811#24418
30K20M1443-442#24418#24860
20M21M644+60#24860#24800
21M35K16160#24800#24800
35K23M835+78#24800#24722
23M24M1403+137#24722#24585
24M40K1211+120#24585#24465
40K25.2M410+41#24465#24424
25.2MFinish1161+115#24424#24309
TOTALS10373699-2662
📊

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