Kailing Ding

Sunnyvale, CA

Bib: 19514 M 25

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Male)
#0 / 3977
Division (M25-29)
#0 / 899
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
61:17/mi
1:50:56
→ flat
5.34M
12:18/mi
2:34:21
8074
6.15M
12:58/mi
2:44:51
126
10.54M
12:37/mi
3:40:15
230361
11.05M
18:24/mi
3:49:38
172
Finish· 13.11 mi
13:18/mi
4:17:02
97114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
2:44:5126:48 /mi+44.1%
2nd Half
1:32:1113:15 /mi✓ faster
Negative split — 44.1% 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
1.81M
1:50:5661:171.81 mi1:50:56
61:17
-
5.34M
2:34:2128:543.53 mi43:25
12:18
-48:59
6.15M
2:44:5126:480.81 mi10:30
12:58
+0:40
10.54M
3:40:1520:544.39 mi55:24
12:37
-0:21
11.05M
3:49:3820:470.51 mi9:23
18:24
+5:47
Finish(13.11 mi)
4:17:0219:362.06 mi27:24
13:18
-5:06
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:18 /mi

Average Pace

19:36 /mi

Slowest Pace

61:17 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:26:06

57% of race

Time at Slower Pace

1:50:56

43% of race

Average Pace: 19:36 /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. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81M1.81 mi7132399289971323992899
5.34M3.53 mi7122+103987+589962823654849
6.15M0.81 mi7121+1398789960013543840
10.54M4.39 mi7114+73983+489959203479825
11.05M0.51 mi7114398389959883502825
Finish(13.11 mi)2.06 mi7095+193976+789958823379783

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 100%
~flat
+4ft-3ft

Overall

7132

Males

3992

M25-29

901

1.81M→5.34M

1.8 - 5.3 mi

Top 88%
×4story building
+80ft-74ft

Overall

6282

Males

3654

M25-29

850

5.34M→6.15M

5.3 - 6.2 mi

Top 85%
×10story building
+126ft-4ft

Overall

6001

Males

3543

M25-29

842

6.15M→10.54M

6.2 - 10.5 mi

Top 83%
×21story building
+230ft-361ft

Overall

5920

Males

3479

M25-29

826

10.54M→11.05M

10.5 - 11.1 mi

Top 84%
×14story building
+172ft-0ft

Overall

5988

Males

3502

M25-29

826

11.05M→Finish

11.1 - 13.1 mi

Top 83%
×7story building
+97ft-114ft

Overall

5882

Males

3379

M25-29

783

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#7132
1.81M5.34M
010*+10
#7132 #7122
5.34M6.15M
01*+1
#7122 #7121
6.15M10.54M
07*+7
#7121 #7114
10.54M11.05M
000
#7114 #7114
11.05MFinish
019*+19
#7114 #7095
TOTALS
037*+37
#7132 #7095

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

Passing Visualized

Category:
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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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