Min Sook Song

Bib: 23718F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F65-69)
#0 / 216
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7469 ft
×2stacked redwood trees
890 ft climb · 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:16/mi
31:54
973451.5%
10K· 6.21 mi
11:07/mi
1:06:27
791380.4%
15K· 9.32 mi
11:36/mi
1:42:28
6778
20K· 12.43 mi
12:34/mi
2:21:30
106860.1%
Half· 13.11 mi
12:35/mi
2:30:05
19370.5%
25K· 15.53 mi
13:14/mi
3:02:11
66880.2%
30K· 18.64 mi
14:41/mi
3:47:48
1811480.2%
20M
15:04/mi
4:08:17
64500.2%
21M
16:41/mi
4:24:58
106241.6%
35K· 21.75 mi
13:50/mi
4:35:19
17861.7%
23M
14:19/mi
4:53:14
23630.6%
24M
14:54/mi
5:08:08
821.3%
40K· 24.85 mi
15:09/mi
5:21:05
200.3%
25.2M
17:12/mi
5:27:01
13160.2%
Finish· 26.22 mi
14:49/mi
5:42:07
2221

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:30:05
Pace11:27 /mi
2nd Half
Distance13.11 mi
Time3:12:02
Pace14:39 /mi
📊Positive Split: 28.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:4631:5410:1631:54
10:16
-
10K
6.21 mi12:06:191:06:2710:4234:33
11:07
+0:51
15K
9.32 mi12:42:201:42:2811:0036:01
11:36
+0:29
20K
12.43 mi13:21:222:21:3011:2339:02
12:34
+0:58
Half
13.11 mi13:29:572:30:0511:278:35
12:35
+0:01
25K
15.53 mi14:02:033:02:1111:4432:06
13:14
+0:39
30K
18.64 mi14:47:403:47:4812:1345:37
14:41
+1:27
20M
20.00 mi15:08:094:08:1712:2520:29
15:04
+0:23
21M
21.00 mi15:24:504:24:5812:3716:41
16:41
+1:37
35K
21.75 mi15:35:114:35:1912:4010:21
13:50
-2:51
23M
23.00 mi15:53:064:53:1412:4517:55
14:19
+0:29
24M
24.00 mi16:08:005:08:0812:5014:54
14:54
+0:35
40K
24.85 mi16:20:575:21:0512:5512:57
15:09
+0:15
25.2M
25.20 mi16:26:535:27:0112:595:56
17:12
+2:03
Finish
26.22 mi16:41:595:42:0713:0315:06
14:49
-2:23

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

10:16 /mi

Average Pace

13:03 /mi

Slowest Pace

17:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:11

53% of race

Time at Steady Pace

2:17:19

40% of race

Time at Slower Pace

22:37

7% of race

Average Pace: 13:03 /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 mi11:31:4631:5410:1631:54
10:16
#23579
10K
6.21 mi12:06:191:06:2710:4234:33
11:07
#24133
15K
9.32 mi12:42:201:42:2811:0036:01
11:36
#24283
20K
12.43 mi13:21:222:21:3011:2339:02
12:34
#24376
Half
13.11 mi13:29:572:30:0511:278:35
12:35
#24430
25K
15.53 mi14:02:033:02:1111:4432:06
13:14
#24453
30K
18.64 mi14:47:403:47:4812:1345:37
14:41
#24548
20M
20.00 mi15:08:094:08:1712:2520:29
15:04
#24580
21M
21.00 mi15:24:504:24:5812:3716:41
16:41
#24625
35K
21.75 mi15:35:114:35:1912:4010:21
13:50
#24622
23M
23.00 mi15:53:064:53:1412:4517:55
14:19
#24641
24M
24.00 mi16:08:005:08:0812:5014:54
14:54
#24681
40K
24.85 mi16:20:575:21:0512:5512:57
15:09
#24708
25.2M
25.20 mi16:26:535:27:0112:595:56
17:12
#24727
Finish
26.22 mi16:41:595:42:0713:0315:06
14:49
#24803
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi235799705970524385(Top 95%)10201(Top 93%)10201(Top 4723%)
10K6.21 mi3.10 mi24133-55410032-32710032-32724410(Top 96%)10210(Top 93%)10210(Top 4727%)
15K9.32 mi3.11 mi24283-15010123-9110123-9124385(Top 95%)10201(Top 93%)10201(Top 4723%)
20K12.43 mi3.11 mi24376-9310190-6710190-6724532(Top 96%)10314(Top 94%)10314(Top 4775%)
Half13.11 mi0.68 mi24430-5410227-3710227-3724965(Top 98%)10600(Top 97%)10600(Top 4907%)
25K15.53 mi2.42 mi24453-2310245-1810245-1824400(Top 95%)10297(Top 94%)10297(Top 4767%)
30K18.64 mi3.11 mi24548-9510327-8210327-8224720(Top 97%)10525(Top 96%)10525(Top 4873%)
20M20.00 mi1.36 mi24580-3210354-2710354-2724792(Top 97%)10610(Top 97%)10610(Top 4912%)
21M21.00 mi1.00 mi24625-4510387-3310387-3324919(Top 98%)10686(Top 98%)10686(Top 4947%)
35K21.75 mi0.75 mi24622+310395-810395-824151(Top 95%)10376(Top 95%)10376(Top 4804%)
23M23.00 mi1.25 mi24641-1910418-2310418-2324096(Top 94%)10341(Top 95%)10341(Top 4788%)
24M24.00 mi1.00 mi24681-4010452-3410452-3424781(Top 97%)10680(Top 98%)10680(Top 4944%)
40K24.85 mi0.85 mi24708-2710472-2010472-2024628(Top 96%)10633(Top 97%)10633(Top 4923%)
25.2M25.20 mi0.35 mi24727-1910481-910481-924742(Top 97%)10664(Top 98%)10664(Top 4937%)
Finish26.22 mi1.02 mi24803-7610534-5310534-5325166(Top 98%)10833(Top 99%)10833(Top 5015%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

24385

Females

10201

F65-69

10201

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

24410

Females

10210

F65-69

10210

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

24385

Females

10201

F65-69

10201

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

24532

Females

10314

F65-69

10314

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

24965

Females

10600

F65-69

10600

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

24400

Females

10297

F65-69

10297

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

24720

Females

10525

F65-69

10525

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

24792

Females

10610

F65-69

10610

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

24919

Females

10686

F65-69

10686

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

24151

Females

10376

F65-69

10376

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24096

Females

10341

F65-69

10341

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

24781

Females

10680

F65-69

10680

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24628

Females

10633

F65-69

10633

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

24742

Females

10664

F65-69

10664

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

25166

Females

10833

F65-69

10833

Passing Analysis

Category:
Athletes Passed
469
Passed By
1693
Net Change
-1224
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23579
5K10K48602-554#23579#24133
10K15K79229-150#24133#24283
15K20K67160-93#24283#24376
20KHalf660-54#24376#24430
Half25K6083-23#24430#24453
25K30K50145-95#24453#24548
30K20M4173-32#24548#24580
20M21M2267-45#24580#24625
21M35K3027+3#24625#24622
35K23M2948-19#24622#24641
23M24M1454-40#24641#24681
24M40K1239-27#24681#24708
40K25.2M625-19#24708#24727
25.2MFinish581-76#24727#24803
TOTALS4691693-1224
📊

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