Zach Rothstein

Alexandria, VA

Bib: 7724 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Gender (Male)
#0 / 9934
Masters (Masters Men)
#0 / 4070
Division (M40-44)
#0 / 1238
Race Day Weather
43°/33°F
overcast clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
9:53/mi
30:42
2791640.7%
140 ft elev
10K· 6.21 mi
9:39/mi
1:00:41
1032170.7%
25 ft elev
15K· 9.32 mi
10:19/mi
1:32:43
5155
21 ft elev
21K· 13.05 mi
10:15/mi
2:10:55
2037
4 ft elev
25K· 15.53 mi
10:04/mi
2:35:56
350.2%
30 ft elev
30K· 18.64 mi
10:59/mi
3:10:04
5857
30 ft elev
35K· 21.75 mi
11:38/mi
3:46:13
9892
36 ft elev
40K· 24.85 mi
12:48/mi
4:25:58
36530.1%
18 ft elev
Finish· 26.22 mi
13:03/mi
4:43:46
80240.8%
74 ft elev
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:10:5510:02 /mi⚡ faster
2nd Half
2:32:5111:36 /mi+16.8%
Positive split — 16.8% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:36:5230:429:5330:42
9:53
-
10K
6.21 mi09:06:511:00:419:4629:59
9:39
-0:14
15K
9.32 mi09:38:531:32:439:5732:02
10:19
+0:40
21K
13.05 mi10:17:052:10:5510:0238:12
10:15
-0:04
25K
15.53 mi10:42:062:35:5610:0225:01
10:04
-0:11
30K
18.64 mi11:16:143:10:0410:1234:08
10:59
+0:55
35K
21.75 mi11:52:233:46:1310:2436:09
11:38
+0:39
40K
24.85 mi12:32:084:25:5810:4239:45
12:48
+1:10
Finish
26.22 mi12:49:564:43:4610:5017:48
13:03
+0:15

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

9:39 /mi

Average Pace

10:50 /mi

Slowest Pace

13:03 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

29:59

11% of race

Time at Steady Pace

2:05:57

44% of race

Time at Slower Pace

2:07:50

45% of race

Average Pace: 10:49 /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.

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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 mi08:36:5230:429:5330:42
9:53
#7282
10K
6.21 mi09:06:511:00:419:4629:59
9:39
#7886
15K
9.32 mi09:38:531:32:439:5732:02
10:19
#8540
21K
13.05 mi10:17:052:10:5510:0238:12
10:15
#8610
25K
15.53 mi10:42:062:35:5610:0225:01
10:04
#8532
30K
18.64 mi11:16:143:10:0410:1234:08
10:59
#8504
35K
21.75 mi11:52:233:46:1310:2436:09
11:38
#8641
40K
24.85 mi12:32:084:25:5810:4239:45
12:48
#8982
Finish
26.22 mi12:49:564:43:4610:5017:48
13:03
#9181
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7282534464498316890840
10K6.21 mi3.10 mi7886-6045733-389692-4885036121739
15K9.32 mi3.11 mi8540-6546130-397742-5098316890840
21K13.05 mi3.73 mi8610-706153-23738+489556340760
25K15.53 mi2.48 mi8532+786078+75732+685425957726
30K18.64 mi3.11 mi8504+286007+71729+388185993708
35K21.75 mi3.11 mi8641-1376020-13738-994166132751
40K24.85 mi3.10 mi8982-3416151-131754-16106426745828
Finish26.22 mi1.37 mi9181-1996248-97757-3116667357904

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×18story building
+279ft-164ft

Overall

9831

Males

6890

M40-44

6890

5K→10K

3.1 - 6.2 mi

Top 53%
×11story building
+103ft-217ft

Overall

8503

Males

6121

M40-44

6121

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+51ft-55ft

Overall

9831

Males

6890

M40-44

6890

15K→21K

9.3 - 13.1 mi

Top 56%
×1story
+20ft-37ft

Overall

8955

Males

6340

M40-44

6340

21K→25K

13.1 - 15.5 mi

Top 54%
×2story building
+35ft-8ft

Overall

8542

Males

5957

M40-44

5957

25K→30K

15.5 - 18.6 mi

Top 55%
×2story building
+58ft-57ft

Overall

8818

Males

5993

M40-44

5993

30K→35K

18.6 - 21.8 mi

Top 59%
×2story building
+98ft-92ft

Overall

9416

Males

6132

M40-44

6132

35K→40K

21.8 - 24.9 mi

Top 67%
×2story building
+36ft-53ft

Overall

10642

Males

6745

M40-44

6745

40K→Finish

24.9 - 26.2 mi

Top 73%
×5story building
+80ft-24ft

Overall

11666

Males

7357

M40-44

7357

Passing Analysis

Category:
Athletes Passed
1020*
Passed By
2919
Net Change
-1899
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7282
5K10K50*654-604#7282#7886
10K15K48*702-654#7886#8540
15K21K174*244-70#8540#8610
21K25K207*129+78#8610#8532
25K30K223*195+28#8532#8504
30K35K191*328-137#8504#8641
35K40K100*441-341#8641#8982
40KFinish27*226-199#8982#9181
TOTALS1020*2919-1899

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

Passing Charts

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

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Timing Productions