David Nilsson

Bib: 3492M

UT

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 34%
Gender (Male)
#0 / 14578
Top 46%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:18
Rank: #1692
Start5K
6:13/mi
19:18 split
10K· 6.21 mi
40:20
Rank: #3107 (-1415)
5K10K
6:46/mi
21:02 split
15K· 9.32 mi
1:02:16
Rank: #4152 (-1045)
10K15K
7:04/mi
21:56 split
20K· 12.43 mi
1:25:09
Rank: #5201 (-1049)
15K20K
7:22/mi
22:53 split
Half· 13.11 mi
1:30:02
Rank: #5307 (-106)
20KHalf
7:09/mi
4:53 split
25K· 15.53 mi
1:48:42
Rank: #5714 (-407)
Half25K
7:42/mi
18:40 split
30K· 18.64 mi
2:14:26
Rank: #6238 (-524)
25K30K
8:17/mi
25:44 split
20M
2:26:09
Rank: #6448 (-210)
30K20M
8:37/mi
11:43 split
21M
2:37:41
Rank: #7293 (-845)
20M21M
11:32/mi
11:32 split
35K· 21.75 mi
2:44:02
Rank: #7375 (-82)
21M35K
8:29/mi
6:21 split
23M
2:54:57
Rank: #7418 (-43)
35K23M
8:43/mi
10:55 split
24M
3:07:37
Rank: #8623 (-1205)
23M24M
12:40/mi
12:40 split
40K· 24.85 mi
3:15:19
Rank: #8686 (-63)
24M40K
9:00/mi
7:42 split
25.2M
3:18:39
Rank: #8662 (+24)
40K25.2M
9:40/mi
3:20 split
Finish· 26.22 mi
3:27:09
Rank: #8740 (-78)
25.2MFinish
8:20/mi
8:30 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:02
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:57:07
Pace8:56 /mi
📊Positive Split: 30.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0419:186:1319:18
6:13
-
10K
6.21 mi10:42:0640:206:2921:02
6:46
+0:33
15K
9.32 mi11:04:021:02:166:4121:56
7:04
+0:18
20K
12.43 mi11:26:551:25:096:5122:53
7:22
+0:18
Half
13.11 mi11:31:481:30:026:524:53
7:09
-0:13
25K
15.53 mi11:50:281:48:427:0018:40
7:42
+0:33
30K
18.64 mi12:16:122:14:267:1325:44
8:17
+0:35
20M
20.00 mi12:27:552:26:097:1811:43
8:37
+0:20
21M
21.00 mi12:39:272:37:417:3111:32
11:32
+2:55
35K
21.75 mi12:45:482:44:027:336:21
8:29
-3:03
23M
23.00 mi12:56:432:54:577:3610:55
8:43
+0:14
24M
24.00 mi13:09:233:07:377:4912:40
12:40
+3:57
40K
24.85 mi13:17:053:15:197:517:42
9:00
-3:40
25.2M
25.20 mi13:20:253:18:397:533:20
9:40
+0:40
Finish
26.22 mi13:28:553:27:097:548:30
8:20
-1:20

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

6:13 /mi

Average Pace

7:54 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:02

43% of race

Time at Steady Pace

1:29:35

43% of race

Time at Slower Pace

27:32

13% of race

Average Pace: 7:54 /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 mi10:21:0419:186:1319:18
6:13
#1692
10K
6.21 mi10:42:0640:206:2921:02
6:46
#3107
15K
9.32 mi11:04:021:02:166:4121:56
7:04
#4152
20K
12.43 mi11:26:551:25:096:5122:53
7:22
#5201
Half
13.11 mi11:31:481:30:026:524:53
7:09
#5307
25K
15.53 mi11:50:281:48:427:0018:40
7:42
#5714
30K
18.64 mi12:16:122:14:267:1325:44
8:17
#6238
20M
20.00 mi12:27:552:26:097:1811:43
8:37
#6448
21M
21.00 mi12:39:272:37:417:3111:32
11:32
#7293
35K
21.75 mi12:45:482:44:027:336:21
8:29
#7375
23M
23.00 mi12:56:432:54:577:3610:55
8:43
#7418
24M
24.00 mi13:09:233:07:377:4912:40
12:40
#8623
40K
24.85 mi13:17:053:15:197:517:42
9:00
#8686
25.2M
25.20 mi13:20:253:18:397:533:20
9:40
#8662
Finish
26.22 mi13:28:553:27:097:548:30
8:20
#8740
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1692163416346581(Top 26%)5788(Top 40%)5788(Top 119%)
10K6.21 mi3.10 mi3107-14152965-13312965-13314927(Top 19%)4570(Top 31%)4570(Top 94%)
15K9.32 mi3.11 mi4152-10453900-9353900-9356581(Top 26%)5788(Top 40%)5788(Top 119%)
20K12.43 mi3.11 mi5201-10494790-8904790-8907387(Top 29%)6233(Top 43%)6233(Top 129%)
Half13.11 mi0.68 mi5307-1064866-764866-766689(Top 26%)5799(Top 40%)5799(Top 120%)
25K15.53 mi2.42 mi5714-4075154-2885154-2888254(Top 32%)6567(Top 45%)6567(Top 135%)
30K18.64 mi3.11 mi6238-5245469-3155469-3159457(Top 37%)6999(Top 48%)6999(Top 144%)
20M20.00 mi1.36 mi6448-2105581-1125581-11210089(Top 39%)7063(Top 48%)7063(Top 146%)
21M21.00 mi1.00 mi7293-8456094-5136094-51317714(Top 69%)10472(Top 72%)10472(Top 216%)
35K21.75 mi0.75 mi7375-826107-136107-1310627(Top 42%)7036(Top 48%)7036(Top 145%)
23M23.00 mi1.25 mi7418-436074+336074+339641(Top 38%)6409(Top 44%)6409(Top 132%)
24M24.00 mi1.00 mi8623-12056695-6216695-62122531(Top 88%)12797(Top 88%)12797(Top 264%)
40K24.85 mi0.85 mi8686-636687+86687+810865(Top 43%)6837(Top 47%)6837(Top 141%)
25.2M25.20 mi0.35 mi8662+246644+436644+439397(Top 37%)6028(Top 41%)6028(Top 124%)
Finish26.22 mi1.02 mi8740-786652-86652-810579(Top 41%)6772(Top 46%)6772(Top 140%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6581

Males

5788

M18-39

5788

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

4927

Males

4570

M18-39

4570

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6581

Males

5788

M18-39

5788

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7387

Males

6233

M18-39

6233

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6689

Males

5799

M18-39

5799

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8254

Males

6567

M18-39

6567

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9457

Males

6999

M18-39

6999

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10089

Males

7063

M18-39

7063

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

17714

Males

10472

M18-39

10472

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

10627

Males

7036

M18-39

7036

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

9641

Males

6409

M18-39

6409

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

22531

Males

12797

M18-39

12797

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

10865

Males

6837

M18-39

6837

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9397

Males

6028

M18-39

6028

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10579

Males

6772

M18-39

6772

Passing Analysis

Category:
Athletes Passed
622
Passed By
7670
Net Change
-7048
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1692
5K10K31418-1415#1692#3107
10K15K61051-1045#3107#4152
15K20K251074-1049#4152#5201
20KHalf5111-106#5201#5307
Half25K62469-407#5307#5714
25K30K85609-524#5714#6238
30K20M64274-210#6238#6448
20M21M10855-845#6448#7293
21M35K62144-82#7293#7375
35K23M109152-43#7375#7418
23M24M51210-1205#7418#8623
24M40K69132-63#8623#8686
40K25.2M6137+24#8686#8662
25.2MFinish56134-78#8662#8740
TOTALS6227670-7048
📊

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