Jack Rockwell

Kentfield, CA

Bib: 15831 M 19

0:00
0:00
/ mi
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Overall
#0 / 5177
Top 36%
Gender (Male)
#0 / 2862
Top 46%
M19 & Under
#0 / 92
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2.13M
11:25/mi
24:20
→ flat
13 ft elev
6.62M
9:26/mi
1:06:41
299780.9%
239 ft elev
7.12M
12:20/mi
1:12:51
271.0%
269 ft elev
10.65M
9:24/mi
1:46:02
1273601.3%
48 ft elev
Finish· 13.11 mi
8:37/mi
2:07:14
2441141.0%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:06:4110:04 /mi+9.2%
2nd Half
1:00:339:20 /mi✓ faster
Negative split — 9.2% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2.13M
24:2011:252.13 mi24:20
11:25
-
6.62M
1:06:4110:044.49 mi42:21
9:26
-1:59
7.12M
1:12:5110:140.50 mi6:10
12:20
+2:54
10.65M
1:46:029:573.53 mi33:11
9:24
-2:56
Finish(13.11 mi)
2:07:149:422.46 mi21:12
8:37
-0:47
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:37 /mi

Average Pace

9:42 /mi

Slowest Pace

12:20 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

21:12

17% of race

Time at Steady Pace

1:15:32

59% of race

Time at Slower Pace

30:30

24% of race

Average Pace: 9:42 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM19 & UnderSeg. OverallSeg. MalesSeg. M19 & Under
2.13M2.13 mi14401055571440105557
6.62M4.49 mi1868-4281327-27263-62141147067
7.12M0.50 mi1836+321313+1466-31718124759
10.65M3.53 mi1993-1571391-7863+32382157766
Finish(13.11 mi)2.46 mi1887+1061332+59631579111559

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 28%
~flat
+6ft-3ft

Overall

1440

Males

1055

M15-19

50

2.13M→6.62M

2.1 - 6.6 mi

Top 41%
×19story building
+299ft-78ft

Overall

2141

Males

1470

M15-19

58

6.62M→7.12M

6.6 - 7.1 mi

Top 33%
×2story building
+27ft-0ft

Overall

1718

Males

1247

M15-19

49

7.12M→10.65M

7.1 - 10.7 mi

Top 46%
×21story building
+127ft-360ft

Overall

2382

Males

1577

M15-19

57

10.65M→Finish

10.7 - 13.1 mi

Top 31%
×17story building
+244ft-114ft

Overall

1579

Males

1115

M15-19

51

Passing Analysis

Category:
Passed
255*
Passed By
702
Net Change
-447
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#1440
2.13M6.62M30*458-428#1440#1868
6.62M7.12M5826+32#1868#1836
7.12M10.65M35*192-157#1836#1993
10.65MFinish132*26+106#1993#1887
TOTALS255*702-447

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

Passing Charts

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Passing Circle

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Position Flow

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Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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