Jessy Siefken

Bib: 26890F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F50-54)
#0 / 1187
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
34:56
Rank: #25048
Start5K
11:15/mi
34:56 split
10K· 6.21 mi
1:09:19
Rank: #24738 (+310)
5K10K
11:04/mi
34:23 split
15K· 9.32 mi
1:43:25
Rank: #24404 (+334)
10K15K
10:59/mi
34:06 split
20K· 12.43 mi
2:18:34
Rank: #24092 (+312)
15K20K
11:19/mi
35:09 split
Half· 13.11 mi
2:25:49
Rank: #24054 (+38)
20KHalf
10:38/mi
7:15 split
25K· 15.53 mi
2:55:03
Rank: #23945 (+109)
Half25K
12:03/mi
29:14 split
30K· 18.64 mi
3:33:16
Rank: #23680 (+265)
25K30K
12:18/mi
38:13 split
20M
3:49:47
Rank: #23531 (+149)
30K20M
12:09/mi
16:31 split
21M
4:04:05
Rank: #23475 (+56)
20M21M
14:18/mi
14:18 split
35K· 21.75 mi
4:12:51
Rank: #23395 (+80)
21M35K
11:43/mi
8:46 split
23M
4:27:46
Rank: #23281 (+114)
35K23M
11:55/mi
14:55 split
24M
4:39:50
Rank: #23228 (+53)
23M24M
12:04/mi
12:04 split
40K· 24.85 mi
4:50:37
Rank: #23193 (+35)
24M40K
12:37/mi
10:47 split
25.2M
4:55:26
Rank: #23182 (+11)
40K25.2M
13:58/mi
4:49 split
Finish· 26.22 mi
5:07:29
Rank: #23197 (-15)
25.2MFinish
11:49/mi
12:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:25:49
Pace11:07 /mi
2nd Half
Distance13.11 mi
Time2:41:40
Pace12:20 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:3834:5611:1534:56
11:15
-
10K
6.21 mi12:27:011:09:1911:0934:23
11:04
-0:11
15K
9.32 mi13:01:071:43:2511:0634:06
10:59
-0:05
20K
12.43 mi13:36:162:18:3411:0935:09
11:19
+0:20
Half
13.11 mi13:43:312:25:4911:077:15
10:38
-0:41
25K
15.53 mi14:12:452:55:0311:1629:14
12:03
+1:25
30K
18.64 mi14:50:583:33:1611:2638:13
12:18
+0:15
20M
20.00 mi15:07:293:49:4711:2916:31
12:09
-0:09
21M
21.00 mi15:21:474:04:0511:3714:18
14:18
+2:09
35K
21.75 mi15:30:334:12:5111:388:46
11:43
-2:35
23M
23.00 mi15:45:284:27:4611:3914:55
11:55
+0:12
24M
24.00 mi15:57:324:39:5011:4012:04
12:04
+0:09
40K
24.85 mi16:08:194:50:3711:4210:47
12:37
+0:33
25.2M
25.20 mi16:13:084:55:2611:434:49
13:58
+1:21
Finish
26.22 mi16:25:115:07:2911:4412:03
11:49
-2:09

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

10:38 /mi

Average Pace

11:44 /mi

Slowest Pace

14:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:49

47% of race

Time at Steady Pace

2:11:46

43% of race

Time at Slower Pace

29:54

10% of race

Average Pace: 11:44 /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 mi11:52:3834:5611:1534:56
11:15
#25048
10K
6.21 mi12:27:011:09:1911:0934:23
11:04
#24738
15K
9.32 mi13:01:071:43:2511:0634:06
10:59
#24404
20K
12.43 mi13:36:162:18:3411:0935:09
11:19
#24092
Half
13.11 mi13:43:312:25:4911:077:15
10:38
#24054
25K
15.53 mi14:12:452:55:0311:1629:14
12:03
#23945
30K
18.64 mi14:50:583:33:1611:2638:13
12:18
#23680
20M
20.00 mi15:07:293:49:4711:2916:31
12:09
#23531
21M
21.00 mi15:21:474:04:0511:3714:18
14:18
#23475
35K
21.75 mi15:30:334:12:5111:388:46
11:43
#23395
23M
23.00 mi15:45:284:27:4611:3914:55
11:55
#23281
24M
24.00 mi15:57:324:39:5011:4012:04
12:04
#23228
40K
24.85 mi16:08:194:50:3711:4210:47
12:37
#23193
25.2M
25.20 mi16:13:084:55:2611:434:49
13:58
#23182
Finish
26.22 mi16:25:115:07:2911:4412:03
11:49
#23197
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi25048106021060223705(Top 93%)9798(Top 90%)9798(Top 825%)
10K6.21 mi3.10 mi24738+31010403+19910403+19924352(Top 95%)10175(Top 93%)10175(Top 857%)
15K9.32 mi3.11 mi24404+33410189+21410189+21423705(Top 93%)9798(Top 90%)9798(Top 825%)
20K12.43 mi3.11 mi24092+31210018+17110018+17123147(Top 91%)9533(Top 87%)9533(Top 803%)
Half13.11 mi0.68 mi24054+389998+209998+2022916(Top 90%)9452(Top 87%)9452(Top 796%)
25K15.53 mi2.42 mi23945+1099953+459953+4523221(Top 91%)9655(Top 88%)9655(Top 813%)
30K18.64 mi3.11 mi23680+2659843+1109843+11022439(Top 88%)9370(Top 86%)9370(Top 789%)
20M20.00 mi1.36 mi23531+1499781+629781+6221618(Top 85%)9075(Top 83%)9075(Top 765%)
21M21.00 mi1.00 mi23475+569770+119770+1122737(Top 89%)9661(Top 88%)9661(Top 814%)
35K21.75 mi0.75 mi23395+809739+319739+3121307(Top 83%)9003(Top 82%)9003(Top 758%)
23M23.00 mi1.25 mi23281+1149701+389701+3820553(Top 80%)8672(Top 79%)8672(Top 731%)
24M24.00 mi1.00 mi23228+539683+189683+1821588(Top 84%)9238(Top 85%)9238(Top 778%)
40K24.85 mi0.85 mi23193+359678+59678+521622(Top 85%)9287(Top 85%)9287(Top 782%)
25.2M25.20 mi0.35 mi23182+119677+19677+121577(Top 84%)9264(Top 85%)9264(Top 780%)
Finish26.22 mi1.02 mi23197-159688-119688-1122999(Top 90%)9934(Top 91%)9934(Top 837%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

23705

Females

9798

F50-54

9798

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

24352

Females

10175

F50-54

10175

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

23705

Females

9798

F50-54

9798

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

23147

Females

9533

F50-54

9533

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

22916

Females

9452

F50-54

9452

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

23221

Females

9655

F50-54

9655

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

22439

Females

9370

F50-54

9370

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

21618

Females

9075

F50-54

9075

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

22737

Females

9661

F50-54

9661

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21307

Females

9003

F50-54

9003

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

20553

Females

8672

F50-54

8672

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

21588

Females

9238

F50-54

9238

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

21622

Females

9287

F50-54

9287

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

21577

Females

9264

F50-54

9264

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

22999

Females

9934

F50-54

9934

Passing Analysis

Category:
Athletes Passed
2051
Passed By
200
Net Change
+1851
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25048
5K10K32515+310#25048#24738
10K15K3406+334#24738#24404
15K20K3219+312#24404#24092
20KHalf457+38#24092#24054
Half25K13627+109#24054#23945
25K30K27510+265#23945#23680
30K20M1578+149#23680#23531
20M21M8327+56#23531#23475
21M35K899+80#23475#23395
35K23M1217+114#23395#23281
23M24M629+53#23281#23228
24M40K4611+35#23228#23193
40K25.2M2615+11#23193#23182
25.2MFinish2540-15#23182#23197
TOTALS2051200+1851
📊

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