Natalie Johnston

Bib: 13038F

NC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 23%
Gender (Female)
#0 / 12228
Top 7%
Division (F18-39)
#0 / 5469
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:51
Rank: #10895
Start5K
7:21/mi
22:51 split
10K· 6.21 mi
45:19
Rank: #10281 (+614)
5K10K
7:14/mi
22:28 split
15K· 9.32 mi
1:07:34
Rank: #9744 (+537)
10K15K
7:10/mi
22:15 split
20K· 12.43 mi
1:29:55
Rank: #9306 (+438)
15K20K
7:12/mi
22:21 split
Half· 13.11 mi
1:34:48
Rank: #9271 (+35)
20KHalf
7:09/mi
4:53 split
25K· 15.53 mi
1:52:25
Rank: #8999 (+272)
Half25K
7:16/mi
17:37 split
30K· 18.64 mi
2:15:10
Rank: #8432 (+567)
25K30K
7:19/mi
22:45 split
20M
2:25:02
Rank: #8141 (+291)
30K20M
7:16/mi
9:52 split
21M
2:32:27
Rank: #7818 (+323)
20M21M
7:25/mi
7:25 split
35K· 21.75 mi
2:37:38
Rank: #7663 (+155)
21M35K
6:56/mi
5:11 split
23M
2:46:25
Rank: #7358 (+305)
35K23M
7:01/mi
8:47 split
24M
2:53:05
Rank: #7081 (+277)
23M24M
6:40/mi
6:40 split
40K· 24.85 mi
2:58:57
Rank: #6873 (+208)
24M40K
6:52/mi
5:52 split
25.2M
3:01:26
Rank: #6747 (+126)
40K25.2M
7:12/mi
2:29 split
Finish· 26.22 mi
3:08:04
Rank: #6511 (+236)
25.2MFinish
6:31/mi
6:38 split

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:34:48
Pace7:14 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:33:16
Pace7:07 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1522:517:2122:51
7:21
-
10K
6.21 mi11:14:4345:197:1822:28
7:14
-0:07
15K
9.32 mi11:36:581:07:347:1522:15
7:10
-0:04
20K
12.43 mi11:59:191:29:557:1422:21
7:12
+0:02
Half
13.11 mi12:04:121:34:487:144:53
7:09
-0:03
25K
15.53 mi12:21:491:52:257:1417:37
7:16
+0:07
30K
18.64 mi12:44:342:15:107:1522:45
7:19
+0:03
20M
20.00 mi12:54:262:25:027:159:52
7:16
-0:03
21M
21.00 mi13:01:512:32:277:167:25
7:25
+0:09
35K
21.75 mi13:07:022:37:387:155:11
6:56
-0:29
23M
23.00 mi13:15:492:46:257:148:47
7:01
+0:05
24M
24.00 mi13:22:292:53:057:136:40
6:40
-0:21
40K
24.85 mi13:28:212:58:577:125:52
6:52
+0:12
25.2M
25.20 mi13:30:503:01:267:122:29
7:12
+0:20
Finish
26.22 mi13:37:283:08:047:116:38
6:31
-0:41

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

6:31 /mi

Average Pace

7:11 /mi

Slowest Pace

7:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:16

32% of race

Time at Steady Pace

2:07:48

68% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:10 /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 mi10:52:1522:517:2122:51
7:21
#10895
10K
6.21 mi11:14:4345:197:1822:28
7:14
#10281
15K
9.32 mi11:36:581:07:347:1522:15
7:10
#9744
20K
12.43 mi11:59:191:29:557:1422:21
7:12
#9306
Half
13.11 mi12:04:121:34:487:144:53
7:09
#9271
25K
15.53 mi12:21:491:52:257:1417:37
7:16
#8999
30K
18.64 mi12:44:342:15:107:1522:45
7:19
#8432
20M
20.00 mi12:54:262:25:027:159:52
7:16
#8141
21M
21.00 mi13:01:512:32:277:167:25
7:25
#7818
35K
21.75 mi13:07:022:37:387:155:11
6:56
#7663
23M
23.00 mi13:15:492:46:257:148:47
7:01
#7358
24M
24.00 mi13:22:292:53:057:136:40
6:40
#7081
40K
24.85 mi13:28:212:58:577:125:52
6:52
#6873
25.2M
25.20 mi13:30:503:01:267:122:29
7:12
#6747
Finish
26.22 mi13:37:283:08:047:116:38
6:31
#6511
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10895222422248804(Top 31%)1339(Top 11%)1339(Top 24%)
10K6.21 mi3.10 mi10281+6141945+2791945+2799751(Top 34%)1705(Top 14%)1705(Top 31%)
15K9.32 mi3.11 mi9744+5371712+2331712+2338804(Top 31%)1339(Top 11%)1339(Top 24%)
20K12.43 mi3.11 mi9306+4381545+1671545+1678163(Top 29%)1167(Top 10%)1167(Top 21%)
Half13.11 mi0.68 mi9271+351538+71538+78754(Top 31%)1366(Top 11%)1366(Top 25%)
25K15.53 mi2.42 mi8999+2721449+891449+898110(Top 29%)1254(Top 10%)1254(Top 23%)
30K18.64 mi3.11 mi8432+5671270+1791270+1796587(Top 23%)865(Top 7%)865(Top 16%)
20M20.00 mi1.36 mi8141+2911197+731197+735580(Top 20%)672(Top 5%)672(Top 12%)
21M21.00 mi1.00 mi7818+3231104+931104+934236(Top 15%)424(Top 3%)424(Top 8%)
35K21.75 mi0.75 mi7663+1551069+351069+354980(Top 18%)611(Top 5%)611(Top 11%)
23M23.00 mi1.25 mi7358+3051009+601009+603891(Top 14%)396(Top 3%)396(Top 7%)
24M24.00 mi1.00 mi7081+277948+61948+612857(Top 10%)250(Top 2%)250(Top 5%)
40K24.85 mi0.85 mi6873+208900+48900+483212(Top 11%)337(Top 3%)337(Top 6%)
25.2M25.20 mi0.35 mi6747+126881+19881+192236(Top 8%)229(Top 2%)229(Top 4%)
Finish26.22 mi1.02 mi6511+236834+47834+472907(Top 10%)305(Top 2%)305(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8804

Females

1339

F18-39

1339

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9751

Females

1705

F18-39

1705

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8804

Females

1339

F18-39

1339

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

8163

Females

1167

F18-39

1167

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8754

Females

1366

F18-39

1366

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

8110

Females

1254

F18-39

1254

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

6587

Females

865

F18-39

865

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5580

Females

672

F18-39

672

20M→21M

20.0 - 21.0 mi

Top 15%
×8story building
+106ft-24ft

Overall

4236

Females

424

F18-39

424

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

4980

Females

611

F18-39

611

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

3891

Females

396

F18-39

396

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2857

Females

250

F18-39

250

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3212

Females

337

F18-39

337

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2236

Females

229

F18-39

229

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2907

Females

305

F18-39

305

Passing Analysis

Category:
Athletes Passed
4537*
Passed By
153
Net Change
+4384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10895
5K10K67763+614#10895#10281
10K15K554*17+537#10281#9744
15K20K45416+438#9744#9306
20KHalf4611+35#9306#9271
Half25K29725+272#9271#8999
25K30K58114+567#8999#8432
30K20M2932+291#8432#8141
20M21M3230+323#8141#7818
21M35K1550+155#7818#7663
35K23M3061+305#7663#7358
23M24M2781+277#7358#7081
24M40K2102+208#7081#6873
40K25.2M1260+126#6873#6747
25.2MFinish2371+236#6747#6511
TOTALS4537*153+4384

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing