Diana Chu

Belmont, CA

Bib: 14650 F 27

0:00
0:00
/ mi
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Overall
#0 / 5177
Gender (Female)
#0 / 2293
Division (F25-29)
#0 / 585
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
12:18/mi
26:11
→ flat
13 ft elev
6.62M
10:36/mi
1:13:46
299780.9%
239 ft elev
7.12M
14:42/mi
1:21:07
271.0%
269 ft elev
10.65M
10:54/mi
1:59:36
1273601.3%
48 ft elev
Finish· 13.11 mi
10:50/mi
2:26:14
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
1:13:4611:09 /mi+1.8%
2nd Half
1:12:2811:10 /mi✓ faster
Negative split — 1.8% 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
26:1112:182.13 mi26:11
12:18
-
6.62M
1:13:4611:094.49 mi47:35
10:36
-1:42
7.12M
1:21:0711:240.50 mi7:21
14:42
+4:06
10.65M
1:59:3611:143.53 mi38:29
10:54
-3:48
Finish(13.11 mi)
2:26:1411:092.46 mi26:38
10:50
-0:04
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:36 /mi

Average Pace

11:09 /mi

Slowest Pace

14:42 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:52:42

77% of race

Time at Slower Pace

33:32

23% of race

Average Pace: 11:09 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2.13M2.13 mi23747652242374765224
6.62M4.49 mi3098-7241122-357309-8534621302358
7.12M0.50 mi3110-121126-4315-631511141325
10.65M3.53 mi3389-2791271-145357-4238851564432
Finish(13.11 mi)2.46 mi3438-491312-41372-1536391469404

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 46%
~flat
+6ft-3ft

Overall

2374

Females

765

F25-29

226

2.13M→6.62M

2.1 - 6.6 mi

Top 67%
×19story building
+299ft-78ft

Overall

3462

Females

1302

F25-29

361

6.62M→7.12M

6.6 - 7.1 mi

Top 61%
×2story building
+27ft-0ft

Overall

3151

Females

1141

F25-29

328

7.12M→10.65M

7.1 - 10.7 mi

Top 75%
×21story building
+127ft-360ft

Overall

3885

Females

1564

F25-29

435

10.65M→Finish

10.7 - 13.1 mi

Top 70%
×17story building
+244ft-114ft

Overall

3639

Females

1469

F25-29

404

Passing Analysis

Category:
Passed
134*
Passed By
1198
Net Change
-1064
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#2374
2.13M6.62M20*744-724#2374#3098
6.62M7.12M3850-12#3098#3110
7.12M10.65M29*308-279#3110#3389
10.65MFinish47*96-49#3389#3438
TOTALS134*1198-1064

* 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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