Sierra Mortensen

Bib: 13167F

KS

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 25%
Gender (Female)
#0 / 12228
Top 9%
Division (F18-39)
#0 / 5469
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:16
Rank: #9205
Start5K
7:10/mi
22:16 split
10K· 6.21 mi
44:14
Rank: #8781 (+424)
5K10K
7:04/mi
21:58 split
15K· 9.32 mi
1:06:11
Rank: #8485 (+296)
10K15K
7:04/mi
21:57 split
20K· 12.43 mi
1:28:03
Rank: #8068 (+417)
15K20K
7:02/mi
21:52 split
Half· 13.11 mi
1:32:55
Rank: #8092 (-24)
20KHalf
7:08/mi
4:52 split
25K· 15.53 mi
1:50:15
Rank: #7909 (+183)
Half25K
7:09/mi
17:20 split
30K· 18.64 mi
2:14:17
Rank: #8048 (-139)
25K30K
7:44/mi
24:02 split
20M
2:24:17
Rank: #7860 (+188)
30K20M
7:22/mi
10:00 split
21M
2:31:59
Rank: #7660 (+200)
20M21M
7:42/mi
7:42 split
35K· 21.75 mi
2:37:56
Rank: #7768 (-108)
21M35K
7:57/mi
5:57 split
23M
2:47:27
Rank: #7672 (+96)
35K23M
7:36/mi
9:31 split
24M
2:54:31
Rank: #7505 (+167)
23M24M
7:04/mi
7:04 split
40K· 24.85 mi
3:00:33
Rank: #7321 (+184)
24M40K
7:03/mi
6:02 split
25.2M
3:03:12
Rank: #7247 (+74)
40K25.2M
7:41/mi
2:39 split
Finish· 26.22 mi
3:10:24
Rank: #7175 (+72)
25.2MFinish
7:04/mi
7:12 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:55
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:37:29
Pace7:26 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1222:167:1022:16
7:10
-
10K
6.21 mi11:14:1044:147:0721:58
7:04
-0:06
15K
9.32 mi11:36:071:06:117:0621:57
7:04
0:00
20K
12.43 mi11:57:591:28:037:0521:52
7:02
-0:02
Half
13.11 mi12:02:511:32:557:054:52
7:08
+0:06
25K
15.53 mi12:20:111:50:157:0617:20
7:09
+0:01
30K
18.64 mi12:44:132:14:177:1224:02
7:44
+0:35
20M
20.00 mi12:54:132:24:177:1310:00
7:22
-0:22
21M
21.00 mi13:01:552:31:597:147:42
7:42
+0:20
35K
21.75 mi13:07:522:37:567:165:57
7:57
+0:15
23M
23.00 mi13:17:232:47:277:179:31
7:36
-0:21
24M
24.00 mi13:24:272:54:317:167:04
7:04
-0:32
40K
24.85 mi13:30:293:00:337:166:02
7:03
-0:01
25.2M
25.20 mi13:33:083:03:127:162:39
7:41
+0:38
Finish
26.22 mi13:40:203:10:247:167:12
7:04
-0:37

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

7:02 /mi

Average Pace

7:16 /mi

Slowest Pace

7:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:27

97% of race

Time at Steady Pace

5:57

3% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:16 /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 mi10:52:1222:167:1022:16
7:10
#9205
10K
6.21 mi11:14:1044:147:0721:58
7:04
#8781
15K
9.32 mi11:36:071:06:117:0621:57
7:04
#8485
20K
12.43 mi11:57:591:28:037:0521:52
7:02
#8068
Half
13.11 mi12:02:511:32:557:054:52
7:08
#8092
25K
15.53 mi12:20:111:50:157:0617:20
7:09
#7909
30K
18.64 mi12:44:132:14:177:1224:02
7:44
#8048
20M
20.00 mi12:54:132:24:177:1310:00
7:22
#7860
21M
21.00 mi13:01:552:31:597:147:42
7:42
#7660
35K
21.75 mi13:07:522:37:567:165:57
7:57
#7768
23M
23.00 mi13:17:232:47:277:179:31
7:36
#7672
24M
24.00 mi13:24:272:54:317:167:04
7:04
#7505
40K
24.85 mi13:30:293:00:337:166:02
7:03
#7321
25.2M
25.20 mi13:33:083:03:127:162:39
7:41
#7247
Finish
26.22 mi13:40:203:10:247:167:12
7:04
#7175
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9205145514558094(Top 28%)1069(Top 9%)1069(Top 20%)
10K6.21 mi3.10 mi8781+4241289+1661289+1668431(Top 30%)1160(Top 9%)1160(Top 21%)
15K9.32 mi3.11 mi8485+2961186+1031186+1038094(Top 28%)1069(Top 9%)1069(Top 20%)
20K12.43 mi3.11 mi8068+4171046+1401046+1407128(Top 25%)817(Top 7%)817(Top 15%)
Half13.11 mi0.68 mi8092-241063-171063-178586(Top 30%)1307(Top 11%)1307(Top 24%)
25K15.53 mi2.42 mi7909+1831013+501013+507284(Top 26%)959(Top 8%)959(Top 18%)
30K18.64 mi3.11 mi8048-1391133-1201133-1209444(Top 33%)2016(Top 16%)2016(Top 37%)
20M20.00 mi1.36 mi7860+1881088+451088+456160(Top 22%)846(Top 7%)846(Top 15%)
21M21.00 mi1.00 mi7660+2001051+371051+375666(Top 20%)808(Top 7%)808(Top 15%)
35K21.75 mi0.75 mi7768-1081111-601111-6011944(Top 42%)3601(Top 29%)3601(Top 66%)
23M23.00 mi1.25 mi7672+961121-101121-107273(Top 26%)1509(Top 12%)1509(Top 28%)
24M24.00 mi1.00 mi7505+1671098+231098+235067(Top 18%)751(Top 6%)751(Top 14%)
40K24.85 mi0.85 mi7321+1841057+411057+414260(Top 15%)575(Top 5%)575(Top 11%)
25.2M25.20 mi0.35 mi7247+741043+141043+144355(Top 15%)677(Top 6%)677(Top 12%)
Finish26.22 mi1.02 mi7175+72104310436178(Top 22%)1311(Top 11%)1311(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

8094

Females

1069

F18-39

1069

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

8431

Females

1160

F18-39

1160

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

8094

Females

1069

F18-39

1069

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

7128

Females

817

F18-39

817

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8586

Females

1307

F18-39

1307

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

7284

Females

959

F18-39

959

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9444

Females

2016

F18-39

2016

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

6160

Females

846

F18-39

846

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5666

Females

808

F18-39

808

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

11944

Females

3601

F18-39

3601

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7273

Females

1509

F18-39

1509

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

5067

Females

751

F18-39

751

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4260

Females

575

F18-39

575

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4355

Females

677

F18-39

677

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

6178

Females

1311

F18-39

1311

Passing Analysis

Category:
Athletes Passed
2767
Passed By
737
Net Change
+2030
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9205
5K10K48561+424#9205#8781
10K15K34549+296#8781#8485
15K20K43215+417#8485#8068
20KHalf1640-24#8068#8092
Half25K21532+183#8092#7909
25K30K141280-139#7909#8048
30K20M20416+188#8048#7860
20M21M22020+200#7860#7660
21M35K30138-108#7660#7768
35K23M14145+96#7768#7672
23M24M1769+167#7672#7505
24M40K1873+184#7505#7321
40K25.2M762+74#7321#7247
25.2MFinish9927+72#7247#7175
TOTALS2767737+2030
📊

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