Shelby Frey

Bib: 14435FAge: 25

Santa Cruz, CA

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 20%
Gender (Female)
#0 / 3107
Top 9%
Division (F25-29)
#0 / 761
Top 10%
Race Day Weather
56°/46°F
light rain

⏱️ Race Timeline

Start
0:00:00
Race begins
1.81M
15:27
Rank: #1218
Start1.81M
8:32/mi
15:27 split
5.34M
46:35
Rank: #1366 (-148)
1.81M5.34M
8:49/mi
31:08 split
6.15M
54:07
Rank: #1400 (-34)
5.34M6.15M
9:18/mi
7:32 split
10.54M
1:33:38
Rank: #1435 (-35)
6.15M10.54M
9:00/mi
39:31 split
11.05M
1:39:38
Rank: #1415 (+20)
10.54M11.05M
11:46/mi
6:00 split
Finish· 13.11 mi
1:58:35
Rank: #1395 (+20)
11.05MFinish
9:12/mi
18:57 split

The Course

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Half Splits

1st Half· via 6.15MFaster
Distance6.15 mi
Time54:07
Pace8:48 /mi
2nd Half
Distance6.96 mi
Time1:04:28
Pace9:16 /mi
📊Positive Split: 19.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi07:00:3615:278:3215:27
8:32
-
5.34M
5.34 mi07:31:4446:358:4331:08
8:49
+0:17
6.15M
6.15 mi07:39:1654:078:487:32
9:18
+0:29
10.54M
10.54 mi08:18:471:33:388:5339:31
9:00
-0:18
11.05M
11.05 mi08:24:471:39:389:016:00
11:46
+2:46
Finish
13.11 mi08:43:441:58:359:0318:57
9:12
-2:34

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

8:32 /mi

Average Pace

9:03 /mi

Slowest Pace

11:46 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:27

13% of race

Time at Steady Pace

1:37:08

82% of race

Time at Slower Pace

6:00

5% of race

Average Pace: 9:03 /mi

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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...
0mi3.3mi6.6mi9.8mi13.1mi
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
1.81M
1.81 mi07:00:3615:278:3215:27
8:32
#1218
5.34M
5.34 mi07:31:4446:358:4331:08
8:49
#1366
6.15M
6.15 mi07:39:1654:078:487:32
9:18
#1400
10.54M
10.54 mi08:18:471:33:388:5339:31
9:00
#1435
11.05M
11.05 mi08:24:471:39:389:016:00
11:46
#1415
Finish
13.11 mi08:43:441:58:359:0318:57
9:12
#1395
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.81M1.81 mi1.81 mi1218235571218(Top 17%)235(Top 8%)57(Top 7%)
5.34M5.34 mi3.53 mi1366-148292-5776-191524(Top 21%)335(Top 11%)85(Top 11%)
6.15M6.15 mi0.81 mi1400-34298-6761682(Top 24%)380(Top 12%)107(Top 14%)
10.54M10.54 mi4.39 mi1435-35303-578-21563(Top 22%)344(Top 11%)91(Top 12%)
11.05M11.05 mi0.51 mi1415+20295+8781452(Top 20%)328(Top 11%)81(Top 11%)
Finish13.11 mi2.06 mi1395+20296-179-11421(Top 20%)329(Top 11%)85(Top 11%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 17%
~flat
+4ft-3ft

Overall

1218

Females

235

F25-29

57

1.81M→5.34M

1.8 - 5.3 mi

Top 21%
×4story building
+80ft-74ft

Overall

1524

Females

335

F25-29

85

5.34M→6.15M

5.3 - 6.2 mi

Top 24%
×10story building
+126ft-4ft

Overall

1682

Females

380

F25-29

107

6.15M→10.54M

6.2 - 10.5 mi

Top 22%
×21story building
+230ft-361ft

Overall

1563

Females

344

F25-29

91

10.54M→11.05M

10.5 - 11.1 mi

Top 20%
×14story building
+172ft-0ft

Overall

1452

Females

328

F25-29

81

11.05M→Finish

11.1 - 13.1 mi

Top 20%
×7story building
+97ft-114ft

Overall

1421

Females

329

F25-29

85

Passing Analysis

Category:
Athletes Passed
271*
Passed By
448
Net Change
-177
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#1218
1.81M5.34M64212-148#1218#1366
5.34M6.15M3165-34#1366#1400
6.15M10.54M82117-35#1400#1435
10.54M11.05M4121+20#1435#1415
11.05MFinish53*33+20#1415#1395
TOTALS271*448-177

* 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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The San Francisco Marathon

The San Francisco Marathon

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